Fragment.java revision 1c7e1f738e202226b365c81715b221d2e864fdd5
1cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn/* 2cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Copyright (C) 2011 The Android Open Source Project 3cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 4cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Licensed under the Apache License, Version 2.0 (the "License"); 5cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * you may not use this file except in compliance with the License. 6cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * You may obtain a copy of the License at 7cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 8cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * http://www.apache.org/licenses/LICENSE-2.0 9cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 10cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Unless required by applicable law or agreed to in writing, software 11cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * distributed under the License is distributed on an "AS IS" BASIS, 12cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * See the License for the specific language governing permissions and 14cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * limitations under the License. 15cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 16cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 17cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornpackage android.support.v4.app; 18cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 198e10080c914d1ad0784394fa3026b85535535847Aurimas Liutikasimport static android.support.annotation.RestrictTo.Scope.LIBRARY_GROUP; 20990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 21cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.app.Activity; 22cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.ComponentCallbacks; 23cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.Context; 24cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.Intent; 25fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarriimport android.content.IntentSender; 26cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.res.Configuration; 27cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.res.Resources; 28cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Bundle; 29990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mountimport android.os.Looper; 30cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Parcel; 31cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Parcelable; 32916455675ddb34d0eb848b2355550268d82c3ce7Adam Powellimport android.support.annotation.CallSuper; 33e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslavimport android.support.annotation.NonNull; 34a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbyeimport android.support.annotation.Nullable; 35c39d9c75590eca86a5e7e32a8824ba04a0d42e9bAlan Viveretteimport android.support.annotation.RestrictTo; 36a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbyeimport android.support.annotation.StringRes; 37cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.support.v4.util.DebugUtils; 389562a3b639225d406d736b64a12e2d75459259e3Alan Viveretteimport android.support.v4.util.SimpleArrayMap; 39bf0947be2ead9b3d8e5865bcd3d3652d02a2aa5aChris Banesimport android.support.v4.view.LayoutInflaterCompat; 40cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.util.AttributeSet; 41be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackbornimport android.util.Log; 42cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.util.SparseArray; 43cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.ContextMenu; 449562a3b639225d406d736b64a12e2d75459259e3Alan Viveretteimport android.view.ContextMenu.ContextMenuInfo; 45cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.LayoutInflater; 46cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.Menu; 47cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.MenuInflater; 48cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.MenuItem; 49cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.View; 50cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.View.OnCreateContextMenuListener; 519562a3b639225d406d736b64a12e2d75459259e3Alan Viveretteimport android.view.ViewGroup; 52cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.animation.Animation; 53cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.widget.AdapterView; 54cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 55cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport java.io.FileDescriptor; 56cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport java.io.PrintWriter; 57cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 58cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornfinal class FragmentState implements Parcelable { 59cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final String mClassName; 60cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int mIndex; 61cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final boolean mFromLayout; 62cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int mFragmentId; 63cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int mContainerId; 64cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final String mTag; 65cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final boolean mRetainInstance; 66e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn final boolean mDetached; 67cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final Bundle mArguments; 68340a183c3293d98842e4a2671b500e8e80258818Todd Kennedy final boolean mHidden; 69cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 70cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mSavedFragmentState; 71cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 72cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment mInstance; 73c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell 74cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState(Fragment frag) { 75cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mClassName = frag.getClass().getName(); 76cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mIndex = frag.mIndex; 77cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFromLayout = frag.mFromLayout; 78cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFragmentId = frag.mFragmentId; 79cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mContainerId = frag.mContainerId; 80cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTag = frag.mTag; 81cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mRetainInstance = frag.mRetainInstance; 82e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mDetached = frag.mDetached; 83cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments = frag.mArguments; 84340a183c3293d98842e4a2671b500e8e80258818Todd Kennedy mHidden = frag.mHidden; 85cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 86cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 87cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState(Parcel in) { 88cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mClassName = in.readString(); 89cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mIndex = in.readInt(); 90cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFromLayout = in.readInt() != 0; 91cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFragmentId = in.readInt(); 92cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mContainerId = in.readInt(); 93cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTag = in.readString(); 94cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mRetainInstance = in.readInt() != 0; 95e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mDetached = in.readInt() != 0; 96cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments = in.readBundle(); 97340a183c3293d98842e4a2671b500e8e80258818Todd Kennedy mHidden = in.readInt() != 0; 98cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mSavedFragmentState = in.readBundle(); 99cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 100d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 101c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell public Fragment instantiate(FragmentHostCallback host, Fragment parent, 102c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell FragmentManagerNonConfig childNonConfig) { 103c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell if (mInstance == null) { 104c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell final Context context = host.getContext(); 105c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell if (mArguments != null) { 106c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mArguments.setClassLoader(context.getClassLoader()); 107c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell } 108d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 109c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance = Fragment.instantiate(context, mClassName, mArguments); 110d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 111c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell if (mSavedFragmentState != null) { 112c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mSavedFragmentState.setClassLoader(context.getClassLoader()); 113c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mSavedFragmentState = mSavedFragmentState; 114c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell } 115c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.setIndex(mIndex, parent); 116c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mFromLayout = mFromLayout; 117c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mRestored = true; 118c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mFragmentId = mFragmentId; 119c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mContainerId = mContainerId; 120c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mTag = mTag; 121c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mRetainInstance = mRetainInstance; 122c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mDetached = mDetached; 123c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mHidden = mHidden; 124c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mFragmentManager = host.mFragmentManager; 125c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell 126c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell if (FragmentManagerImpl.DEBUG) Log.v(FragmentManagerImpl.TAG, 127c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell "Instantiated fragment " + mInstance); 128cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 129c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mChildNonConfig = childNonConfig; 130cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mInstance; 131cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 132d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 13390ac236504c1a4cac7e91f1ffc523334f2a8f399Aurimas Liutikas @Override 134cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int describeContents() { 135cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return 0; 136cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 137cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 13890ac236504c1a4cac7e91f1ffc523334f2a8f399Aurimas Liutikas @Override 139cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void writeToParcel(Parcel dest, int flags) { 140cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeString(mClassName); 141cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mIndex); 142cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mFromLayout ? 1 : 0); 143cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mFragmentId); 144cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mContainerId); 145cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeString(mTag); 146cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mRetainInstance ? 1 : 0); 147e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn dest.writeInt(mDetached ? 1 : 0); 148cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeBundle(mArguments); 149340a183c3293d98842e4a2671b500e8e80258818Todd Kennedy dest.writeInt(mHidden? 1 : 0); 150cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeBundle(mSavedFragmentState); 151cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 152cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 153cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static final Parcelable.Creator<FragmentState> CREATOR 154cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn = new Parcelable.Creator<FragmentState>() { 15590ac236504c1a4cac7e91f1ffc523334f2a8f399Aurimas Liutikas @Override 156cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState createFromParcel(Parcel in) { 157cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new FragmentState(in); 158cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 15990ac236504c1a4cac7e91f1ffc523334f2a8f399Aurimas Liutikas 16090ac236504c1a4cac7e91f1ffc523334f2a8f399Aurimas Liutikas @Override 161cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState[] newArray(int size) { 162cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new FragmentState[size]; 163cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 164cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }; 165cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 166cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 167cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn/** 168cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Static library support version of the framework's {@link android.app.Fragment}. 169cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Used to write apps that run on platforms prior to Android 3.0. When running 170cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on Android 3.0 or above, this implementation is still used; it does not try 1719dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * to switch to the framework's implementation. See the framework {@link android.app.Fragment} 172cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * documentation for a class overview. 1739dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * 1749dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <p>The main differences when using this support version instead of the framework version are: 1759dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <ul> 1769dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <li>Your activity must extend {@link FragmentActivity} 1779dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <li>You must call {@link FragmentActivity#getSupportFragmentManager} to get the 1789dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * {@link FragmentManager} 1799dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * </ul> 1809dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * 181cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 182cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornpublic class Fragment implements ComponentCallbacks, OnCreateContextMenuListener { 1832290993eddf5262a8df7fc9478daed52401e325aDianne Hackborn private static final SimpleArrayMap<String, Class<?>> sClassMap = 1842290993eddf5262a8df7fc9478daed52401e325aDianne Hackborn new SimpleArrayMap<String, Class<?>>(); 1859f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 1869f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount static final Object USE_DEFAULT_TRANSITION = new Object(); 1879f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 188cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final int INITIALIZING = 0; // Not yet created. 189cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final int CREATED = 1; // Created. 190cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final int ACTIVITY_CREATED = 2; // The activity has finished its creation. 191e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn static final int STOPPED = 3; // Fully created, not started. 192e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn static final int STARTED = 4; // Created and started, not resumed. 193e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn static final int RESUMED = 5; // Created started and resumed. 194cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 195cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mState = INITIALIZING; 196cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 197cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // When instantiated from saved state, this is the saved state. 198cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mSavedFragmentState; 199cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn SparseArray<Parcelable> mSavedViewState; 200cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 201cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Index into active fragment array. 202cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mIndex = -1; 203cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 204cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Internal unique name for this fragment; 205cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String mWho; 206cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 207cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Construction arguments; 208cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mArguments; 209cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 210cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Target fragment. 211cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment mTarget; 212cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 2132c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn // For use when retaining a fragment: this is the index of the last mTarget. 2142c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn int mTargetIndex = -1; 2152c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn 216cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Target request code. 217cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mTargetRequestCode; 218cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 219cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // True if the fragment is in the list of added fragments. 220cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mAdded; 221cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 222cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment is being removed from its activity. 223cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRemoving; 224cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 225cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Set to true if this fragment was instantiated from a layout file. 226cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mFromLayout; 227cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 228cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Set to true when the view has actually been inflated in its layout. 229cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mInLayout; 230cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 231cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // True if this fragment has been restored from previously saved state. 232cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRestored; 233d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 234cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Number of active back stack entries this fragment is in. 235cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mBackStackNesting; 236d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 237cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The fragment manager we are associated with. Set as soon as the 238cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // fragment is used in a transaction; cleared after it has been removed 239cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // from all transactions. 240abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell FragmentManagerImpl mFragmentManager; 241cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 242d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy // Host this fragment is attached to. 2438491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy FragmentHostCallback mHost; 2440adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 2450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn // Private fragment manager for child fragments inside of this one. 2460adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn FragmentManagerImpl mChildFragmentManager; 2470adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 248c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell // For use when restoring fragment state and descendant fragments are retained. 249c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell // This state is set by FragmentState.instantiate and cleared in onCreate. 250c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell FragmentManagerNonConfig mChildNonConfig; 251c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell 2520adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn // If this Fragment is contained in another Fragment, this is that container. 2530adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Fragment mParentFragment; 2540adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 255cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The optional identifier for this fragment -- either the container ID if it 256cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // was dynamically added to the view hierarchy, or the ID supplied in 257cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // layout. 258cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mFragmentId; 259cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 260cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // When a fragment is being dynamically added to the view hierarchy, this 261cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // is the identifier of the parent container it is being added to. 262cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mContainerId; 263cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 264cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The optional named tag for this fragment -- usually used to find 265cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // fragments that are not part of the layout. 266cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String mTag; 267cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 268cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Set to true when the app has requested that this fragment be hidden 269cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // from the user. 270cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mHidden; 271cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 272e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn // Set to true when the app has requested that this fragment be deactivated. 273e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn boolean mDetached; 274e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 275cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment would like its instance retained across 276cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // configuration changes. 277cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRetainInstance; 2782bdd09a243b422960168170e2344274cc9cfd788Todd Kennedy 279cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment is being retained across the current config change. 280cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRetaining; 281cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 282cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment has menu items to contribute. 283cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mHasMenu; 2842a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 2852a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn // Set to true to allow the fragment's menu to be shown. 2862a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn boolean mMenuVisible = true; 2872a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 288cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Used to verify that subclasses call through to super class. 289cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mCalled; 290cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 291cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The parent container of the fragment after dynamically added to UI. 292cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ViewGroup mContainer; 293cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 294cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The View generated for this fragment. 295cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View mView; 296cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 297cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The real inner view that will save/restore state. 298cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View mInnerView; 299abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 300abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell // Whether this fragment should defer starting until after other fragments 301abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell // have been started and their loaders are finished. 302abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell boolean mDeferStart; 30379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell 30479398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell // Hint provided by the app that this fragment is currently visible to the user. 30579398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell boolean mUserVisibleHint = true; 306abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 307cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn LoaderManagerImpl mLoaderManager; 308cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mLoadersStarted; 309cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mCheckedForLoaderManager; 3109f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 311990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // The animation and transition information for the fragment. This will be null 312990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // unless the elements are explicitly accessed and should remain null for Fragments 313990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // without Views. 314990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount AnimationInfo mAnimationInfo; 3159f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 316990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // True if the View was added, and its animation has yet to be run. This could 317990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // also indicate that the fragment view hasn't been made visible, even if there is no 318990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // animation for this fragment. 319990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount boolean mIsNewlyAdded; 320990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 321990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // True if mHidden has been changed and the animation should be scheduled. 322990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount boolean mHiddenChanged; 3239f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 3240bb3f19c91311de0b6619c7728a7bcc1f6863132George Mount // The alpha of the view when the view was added and then postponed. If the value is less 3250bb3f19c91311de0b6619c7728a7bcc1f6863132George Mount // than zero, this means that the view's add was canceled and should not participate in 3260bb3f19c91311de0b6619c7728a7bcc1f6863132George Mount // removal animations. 3270bb3f19c91311de0b6619c7728a7bcc1f6863132George Mount float mPostponedAlpha; 3280bb3f19c91311de0b6619c7728a7bcc1f6863132George Mount 329cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 3305c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * State information that has been retrieved from a fragment instance 3315c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * through {@link FragmentManager#saveFragmentInstanceState(Fragment) 3325c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * FragmentManager.saveFragmentInstanceState}. 3335c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn */ 3345c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public static class SavedState implements Parcelable { 3355c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn final Bundle mState; 3365c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3375c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn SavedState(Bundle state) { 3385c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mState = state; 3395c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3405c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3415c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn SavedState(Parcel in, ClassLoader loader) { 3425c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mState = in.readBundle(); 3435c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (loader != null && mState != null) { 3445c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mState.setClassLoader(loader); 3455c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3465c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3475c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3485c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn @Override 3495c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public int describeContents() { 3505c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return 0; 3515c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3525c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3535c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn @Override 3545c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public void writeToParcel(Parcel dest, int flags) { 3555c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn dest.writeBundle(mState); 3565c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3575c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3585c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public static final Parcelable.Creator<SavedState> CREATOR 3595c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn = new Parcelable.Creator<SavedState>() { 360d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy @Override 3615c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public SavedState createFromParcel(Parcel in) { 3625c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return new SavedState(in, null); 3635c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3645c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 365d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy @Override 3665c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public SavedState[] newArray(int size) { 3675c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return new SavedState[size]; 3685c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3695c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn }; 3705c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3715c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3725c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn /** 373cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Thrown by {@link Fragment#instantiate(Context, String, Bundle)} when 374cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * there is an instantiation failure. 375cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 376cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static public class InstantiationException extends RuntimeException { 377cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public InstantiationException(String msg, Exception cause) { 378cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn super(msg, cause); 379cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 380cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 381cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 382cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 383cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Default constructor. <strong>Every</strong> fragment must have an 384cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * empty constructor, so it can be instantiated when restoring its 385cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * activity's state. It is strongly recommended that subclasses do not 386cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * have other constructors with parameters, since these constructors 387cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will not be called when the fragment is re-instantiated; instead, 388cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * arguments can be supplied by the caller with {@link #setArguments} 389cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * and later retrieved by the Fragment with {@link #getArguments}. 390cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 39104f7579a1350af17f700a392f986efd126ccc68bAurimas Liutikas * <p>Applications should generally not implement a constructor. Prefer 39204f7579a1350af17f700a392f986efd126ccc68bAurimas Liutikas * {@link #onAttach(Context)} instead. It is the first place application code can run where 39304f7579a1350af17f700a392f986efd126ccc68bAurimas Liutikas * the fragment is ready to be used - the point where the fragment is actually associated with 39404f7579a1350af17f700a392f986efd126ccc68bAurimas Liutikas * its context. Some applications may also want to implement {@link #onInflate} to retrieve 39504f7579a1350af17f700a392f986efd126ccc68bAurimas Liutikas * attributes from a layout resource, although note this happens when the fragment is attached. 396cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 397cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment() { 398cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 399cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 400cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 401cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Like {@link #instantiate(Context, String, Bundle)} but with a null 402cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * argument Bundle. 403cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 404cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static Fragment instantiate(Context context, String fname) { 405cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return instantiate(context, fname, null); 406cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 407cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 408cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 409cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Create a new instance of a Fragment with the given class name. This is 410cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the same as calling its empty constructor. 411cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 412cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param context The calling context being used to instantiate the fragment. 413cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is currently just used to get its ClassLoader. 414cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fname The class name of the fragment to instantiate. 415cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param args Bundle of arguments to supply to the fragment, which it 416cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can retrieve with {@link #getArguments()}. May be null. 417cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns a new fragment instance. 418cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @throws InstantiationException If there is a failure in instantiating 419cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the given fragment class. This is a runtime exception; it is not 420cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * normally expected to happen. 421cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 422c861fd8b28b0b878ccc194ee6099b3b1bc4c3ae8Scott Kennedy public static Fragment instantiate(Context context, String fname, @Nullable Bundle args) { 423cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn try { 424cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Class<?> clazz = sClassMap.get(fname); 425cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (clazz == null) { 426cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Class not found in the cache, see if it's real, and try to add it 427cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn clazz = context.getClassLoader().loadClass(fname); 428cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sClassMap.put(fname, clazz); 429cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 430cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = (Fragment)clazz.newInstance(); 431cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (args != null) { 432cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn args.setClassLoader(f.getClass().getClassLoader()); 433cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mArguments = args; 434cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 435cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 436cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } catch (ClassNotFoundException e) { 437cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new InstantiationException("Unable to instantiate fragment " + fname 438cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": make sure class name exists, is public, and has an" 439cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " empty constructor that is public", e); 440cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } catch (java.lang.InstantiationException e) { 441cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new InstantiationException("Unable to instantiate fragment " + fname 442cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": make sure class name exists, is public, and has an" 443cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " empty constructor that is public", e); 444cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } catch (IllegalAccessException e) { 445cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new InstantiationException("Unable to instantiate fragment " + fname 446cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": make sure class name exists, is public, and has an" 447cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " empty constructor that is public", e); 448cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 449cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 4503fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell 4513fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell /** 4523fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * Determine if the given fragment name is a support library fragment class. 4533fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * 4543fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * @param context Context used to determine the correct ClassLoader to use 4553fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * @param fname Class name of the fragment to test 4563fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * @return true if <code>fname</code> is <code>android.support.v4.app.Fragment</code> 4573fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * or a subclass, false otherwise. 4583fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell */ 4593fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell static boolean isSupportFragmentClass(Context context, String fname) { 4603fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell try { 4613fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell Class<?> clazz = sClassMap.get(fname); 4623fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell if (clazz == null) { 4633fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell // Class not found in the cache, see if it's real, and try to add it 4643fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell clazz = context.getClassLoader().loadClass(fname); 4653fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell sClassMap.put(fname, clazz); 4663fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell } 4673fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell return Fragment.class.isAssignableFrom(clazz); 4683fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell } catch (ClassNotFoundException e) { 4693fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell return false; 4703fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell } 4713fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell } 472cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 4730adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn final void restoreViewState(Bundle savedInstanceState) { 474cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedViewState != null) { 475cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInnerView.restoreHierarchyState(mSavedViewState); 476cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mSavedViewState = null; 477cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 4780adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 4790adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onViewStateRestored(savedInstanceState); 4800adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 4810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 4820adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onViewStateRestored()"); 4830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 484cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 4850adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 4860adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn final void setIndex(int index, Fragment parent) { 487cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mIndex = index; 4880adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (parent != null) { 4890adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mWho = parent.mWho + ":" + mIndex; 4900adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } else { 4910adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mWho = "android:fragment:" + mIndex; 4920adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 493e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 4940adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 495e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn final boolean isInBackStack() { 496e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn return mBackStackNesting > 0; 497e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 498e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 499cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 500cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Subclasses can not override equals(). 501cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 502cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override final public boolean equals(Object o) { 503cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return super.equals(o); 504cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 505cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 506cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 507cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Subclasses can not override hashCode(). 508cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 509cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override final public int hashCode() { 510cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return super.hashCode(); 511cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 512cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 513cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 514cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public String toString() { 515cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn StringBuilder sb = new StringBuilder(128); 516cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn DebugUtils.buildShortClassTag(this, sb); 517cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mIndex >= 0) { 518cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(" #"); 519cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(mIndex); 520cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 521cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mFragmentId != 0) { 522cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(" id=0x"); 523cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(Integer.toHexString(mFragmentId)); 524cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 525cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mTag != null) { 526cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(" "); 527cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(mTag); 528cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 529cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append('}'); 530cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return sb.toString(); 531cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 532cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 533cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 534cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the identifier this fragment is known by. This is either 535cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the android:id value supplied in a layout or the container view ID 536cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * supplied when adding the fragment. 537cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 538cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public int getId() { 539cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mFragmentId; 540cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 541cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 542cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 543cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Get the tag name of the fragment, if specified. 544cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 545cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public String getTag() { 546cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mTag; 547cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 548cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 549cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 550cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Supply the construction arguments for this fragment. This can only 551cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be called before the fragment has been attached to its activity; that 552cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is, you should call it immediately after constructing the fragment. The 553cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * arguments supplied here will be retained across fragment destroy and 554cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * creation. 555cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 556cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setArguments(Bundle args) { 557cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mIndex >= 0) { 558cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment already active"); 559cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 560cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments = args; 561cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 562cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 563cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 564cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the arguments supplied when the fragment was instantiated, 565cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * if any. 566cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 567cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public Bundle getArguments() { 568cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mArguments; 569cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 570cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 571cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 5725c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * Set the initial saved state that this Fragment should restore itself 5735c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * from when first being constructed, as returned by 5745c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * {@link FragmentManager#saveFragmentInstanceState(Fragment) 5755c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * FragmentManager.saveFragmentInstanceState}. 5765c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * 5775c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * @param state The state the fragment should be restored from. 5785c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn */ 5795c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public void setInitialSavedState(SavedState state) { 5805c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (mIndex >= 0) { 5815c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn throw new IllegalStateException("Fragment already active"); 5825c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 5835c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mSavedFragmentState = state != null && state.mState != null 5845c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn ? state.mState : null; 5855c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 5865c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 5875c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn /** 588cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Optional target for this fragment. This may be used, for example, 589cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * if this fragment is being started by another, and when done wants to 590cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * give a result back to the first. The target set here is retained 591cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * across instances via {@link FragmentManager#putFragment 592cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * FragmentManager.putFragment()}. 593cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 594cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fragment The fragment that is the target of this one. 595cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param requestCode Optional request code, for convenience if you 596cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * are going to call back with {@link #onActivityResult(int, int, Intent)}. 597cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 598cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setTargetFragment(Fragment fragment, int requestCode) { 599cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTarget = fragment; 600cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTargetRequestCode = requestCode; 601cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 602cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 603cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 604cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the target fragment set by {@link #setTargetFragment}. 605cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 606cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public Fragment getTargetFragment() { 607cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mTarget; 608cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 609cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 610cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 611cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the target request code set by {@link #setTargetFragment}. 612cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 613cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public int getTargetRequestCode() { 614cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mTargetRequestCode; 615cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 616cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 617cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 618d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * Return the {@link Context} this fragment is currently associated with. 619d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy */ 620edaa101bfa72b5e5a5b14b9e6c66579eaed5e8ccTodd Kennedy public Context getContext() { 621d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy return mHost == null ? null : mHost.getContext(); 622d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy } 623d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 624d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy /** 625d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * Return the {@link FragmentActivity} this fragment is currently associated with. 626d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * May return {@code null} if the fragment is associated with a {@link Context} 627d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * instead. 628cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 629cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public FragmentActivity getActivity() { 630d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy return mHost == null ? null : (FragmentActivity) mHost.getActivity(); 631cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 632d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 633cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 634edaa101bfa72b5e5a5b14b9e6c66579eaed5e8ccTodd Kennedy * Return the host object of this fragment. May return {@code null} if the fragment 635edaa101bfa72b5e5a5b14b9e6c66579eaed5e8ccTodd Kennedy * isn't currently being hosted. 636edaa101bfa72b5e5a5b14b9e6c66579eaed5e8ccTodd Kennedy */ 637edaa101bfa72b5e5a5b14b9e6c66579eaed5e8ccTodd Kennedy final public Object getHost() { 6388491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy return mHost == null ? null : mHost.onGetHost(); 639edaa101bfa72b5e5a5b14b9e6c66579eaed5e8ccTodd Kennedy } 640edaa101bfa72b5e5a5b14b9e6c66579eaed5e8ccTodd Kennedy 641edaa101bfa72b5e5a5b14b9e6c66579eaed5e8ccTodd Kennedy /** 642cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return <code>getActivity().getResources()</code>. 643cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 644cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public Resources getResources() { 645d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy if (mHost == null) { 646cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 647cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 648d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy return mHost.getContext().getResources(); 649cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 650d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 651cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 652cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return a localized, styled CharSequence from the application's package's 653cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default string table. 654cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 655cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resId Resource id for the CharSequence text 656cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 657a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public final CharSequence getText(@StringRes int resId) { 658cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return getResources().getText(resId); 659cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 660cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 661cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 662cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return a localized string from the application's package's 663cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default string table. 664cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 665cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resId Resource id for the string 666cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 667a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public final String getString(@StringRes int resId) { 668cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return getResources().getString(resId); 669cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 670cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 671cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 672cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return a localized formatted string from the application's package's 673cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default string table, substituting the format arguments as defined in 674cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link java.util.Formatter} and {@link java.lang.String#format}. 675cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 676cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resId Resource id for the format string 677cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param formatArgs The format arguments that will be used for substitution. 678cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 679cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 680a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public final String getString(@StringRes int resId, Object... formatArgs) { 681cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return getResources().getString(resId, formatArgs); 682cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 683cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 684cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 685cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the FragmentManager for interacting with fragments associated 686cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * with this fragment's activity. Note that this will be non-null slightly 687cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * before {@link #getActivity()}, during the time from when the fragment is 688cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * placed in a {@link FragmentTransaction} until it is committed and 689cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * attached to its activity. 6900adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * 6910adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * <p>If this Fragment is a child of another Fragment, the FragmentManager 6920adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * returned here will be the parent's {@link #getChildFragmentManager()}. 693cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 694cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public FragmentManager getFragmentManager() { 695cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mFragmentManager; 696cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 697cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 698cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 6990adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * Return a private FragmentManager for placing and managing Fragments 7000adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * inside of this Fragment. 7010adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn */ 7020adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn final public FragmentManager getChildFragmentManager() { 7030adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager == null) { 7040adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn instantiateChildFragmentManager(); 7050adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mState >= RESUMED) { 7060adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchResume(); 7070adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } else if (mState >= STARTED) { 7080adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchStart(); 7090adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } else if (mState >= ACTIVITY_CREATED) { 7100adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchActivityCreated(); 7110adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } else if (mState >= CREATED) { 7120adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchCreate(); 7130adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 7140adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 7150adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return mChildFragmentManager; 7160adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 7170adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 7180adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn /** 719267b02ebf455fa4d7de59150548676e406b2dd2bAdam Powell * Return this fragment's child FragmentManager one has been previously created, 720267b02ebf455fa4d7de59150548676e406b2dd2bAdam Powell * otherwise null. 721267b02ebf455fa4d7de59150548676e406b2dd2bAdam Powell */ 722267b02ebf455fa4d7de59150548676e406b2dd2bAdam Powell FragmentManager peekChildFragmentManager() { 723267b02ebf455fa4d7de59150548676e406b2dd2bAdam Powell return mChildFragmentManager; 724267b02ebf455fa4d7de59150548676e406b2dd2bAdam Powell } 725267b02ebf455fa4d7de59150548676e406b2dd2bAdam Powell 726267b02ebf455fa4d7de59150548676e406b2dd2bAdam Powell /** 7270adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * Returns the parent Fragment containing this Fragment. If this Fragment 7280adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * is attached directly to an Activity, returns null. 7290adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn */ 7300adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn final public Fragment getParentFragment() { 7310adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return mParentFragment; 7320adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 7330adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 7340adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn /** 735cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment is currently added to its activity. 736cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 737cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isAdded() { 738d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy return mHost != null && mAdded; 739cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 740cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 741cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 7429c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * Return true if the fragment has been explicitly detached from the UI. 7439c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * That is, {@link FragmentTransaction#detach(Fragment) 7449c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * FragmentTransaction.detach(Fragment)} has been used on it. 7459c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn */ 7469c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn final public boolean isDetached() { 7479c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn return mDetached; 7489c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 7499c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 7509c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn /** 751cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if this fragment is currently being removed from its 752cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * activity. This is <em>not</em> whether its activity is finishing, but 753cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * rather whether it is in the process of being removed from its activity. 754cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 755cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isRemoving() { 756cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mRemoving; 757cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 758cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 759cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 760cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the layout is included as part of an activity view 761cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * hierarchy via the <fragment> tag. This will always be true when 762cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * fragments are created through the <fragment> tag, <em>except</em> 763cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * in the case where an old fragment is restored from a previous state and 764cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * it does not appear in the layout of the current state. 765cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 766cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isInLayout() { 767cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mInLayout; 768cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 769cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 770cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 771cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment is in the resumed state. This is true 772cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for the duration of {@link #onResume()} and {@link #onPause()} as well. 773cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 774cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isResumed() { 77520735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell return mState >= RESUMED; 776cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 777cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 778cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 779cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment is currently visible to the user. This means 780cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * it: (1) has been added, (2) has its view attached to the window, and 781cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * (3) is not hidden. 782cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 783cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isVisible() { 784cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return isAdded() && !isHidden() && mView != null 785cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn && mView.getWindowToken() != null && mView.getVisibility() == View.VISIBLE; 786cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 787cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 788cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 789cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment has been hidden. By default fragments 790cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * are shown. You can find out about changes to this state with 791cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onHiddenChanged}. Note that the hidden state is orthogonal 792cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to other states -- that is, to be visible to the user, a fragment 793cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * must be both started and not hidden. 794cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 795cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isHidden() { 796cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mHidden; 797cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 7983a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown 7993a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown /** @hide */ 8008e10080c914d1ad0784394fa3026b85535535847Aurimas Liutikas @RestrictTo(LIBRARY_GROUP) 8013a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown final public boolean hasOptionsMenu() { 8023a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown return mHasMenu; 8033a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown } 8043a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown 8053a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown /** @hide */ 8068e10080c914d1ad0784394fa3026b85535535847Aurimas Liutikas @RestrictTo(LIBRARY_GROUP) 8073a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown final public boolean isMenuVisible() { 8083a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown return mMenuVisible; 8093a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown } 8103a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown 811cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 812cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the hidden state (as returned by {@link #isHidden()} of 813cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the fragment has changed. Fragments start out not hidden; this will 814cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be called whenever the fragment changes state from that. 815527415d706bf580ff2bb7b492e5202b985cfa2c7Aurimas Liutikas * @param hidden True if the fragment is now hidden, false otherwise. 816cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 817cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onHiddenChanged(boolean hidden) { 818cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 819cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 820cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 821cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Control whether a fragment instance is retained across Activity 822cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * re-creation (such as from a configuration change). This can only 823cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be used with fragments not in the back stack. If set, the fragment 824cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * lifecycle will be slightly different when an activity is recreated: 825cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <ul> 826cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <li> {@link #onDestroy()} will not be called (but {@link #onDetach()} still 827cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will be, because the fragment is being detached from its current activity). 828cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <li> {@link #onCreate(Bundle)} will not be called since the fragment 829cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is not being re-created. 830cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <li> {@link #onAttach(Activity)} and {@link #onActivityCreated(Bundle)} <b>will</b> 831cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * still be called. 832cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * </ul> 833cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 834cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setRetainInstance(boolean retain) { 835cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mRetainInstance = retain; 836cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 837cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 838cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean getRetainInstance() { 839cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mRetainInstance; 840cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 841cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 842cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 843cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Report that this fragment would like to participate in populating 844cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the options menu by receiving a call to {@link #onCreateOptionsMenu} 845cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * and related methods. 846d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * 847cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param hasMenu If true, the fragment has menu items to contribute. 848cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 849cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setHasOptionsMenu(boolean hasMenu) { 850cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mHasMenu != hasMenu) { 851cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mHasMenu = hasMenu; 852cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (isAdded() && !isHidden()) { 8538491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy mHost.onSupportInvalidateOptionsMenu(); 854cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 855cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 856cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 8572a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 8582a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn /** 8592a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * Set a hint for whether this fragment's menu should be visible. This 8602a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * is useful if you know that a fragment has been placed in your view 8612a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * hierarchy so that the user can not currently seen it, so any menu items 8622a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * it has should also not be shown. 8632a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * 8642a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * @param menuVisible The default is true, meaning the fragment's menu will 8652a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * be shown as usual. If false, the user will not see the menu. 8662a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn */ 8672a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn public void setMenuVisibility(boolean menuVisible) { 8682a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (mMenuVisible != menuVisible) { 8692a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn mMenuVisible = menuVisible; 8702a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (mHasMenu && isAdded() && !isHidden()) { 8718491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy mHost.onSupportInvalidateOptionsMenu(); 8722a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn } 8732a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn } 8742a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn } 8752a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 876cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 87779398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * Set a hint to the system about whether this fragment's UI is currently visible 87879398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * to the user. This hint defaults to true and is persistent across fragment instance 87979398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * state save and restore. 880abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell * 88179398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * <p>An app may set this to false to indicate that the fragment's UI is 88279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * scrolled out of visibility or is otherwise not directly visible to the user. 88379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * This may be used by the system to prioritize operations such as fragment lifecycle updates 88479398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * or loader ordering behavior.</p> 885abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell * 8860244762c99db7b1fb6c4905bc1224fefac927014Adam Powell * <p><strong>Note:</strong> This method may be called outside of the fragment lifecycle. 8870244762c99db7b1fb6c4905bc1224fefac927014Adam Powell * and thus has no ordering guarantees with regard to fragment lifecycle method calls.</p> 8880244762c99db7b1fb6c4905bc1224fefac927014Adam Powell * 88979398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * @param isVisibleToUser true if this fragment's UI is currently visible to the user (default), 89079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * false if it is not. 891abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell */ 89279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell public void setUserVisibleHint(boolean isVisibleToUser) { 8933ab5a96f51cbd0498a62f1e91f1ef99e95cb1b1cAdam Powell if (!mUserVisibleHint && isVisibleToUser && mState < STARTED 8943ab5a96f51cbd0498a62f1e91f1ef99e95cb1b1cAdam Powell && mFragmentManager != null && isAdded()) { 895abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell mFragmentManager.performPendingDeferredStart(this); 896abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 89779398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell mUserVisibleHint = isVisibleToUser; 898c83dccecb0ec4bf9f4befdb18caccb8f373ed7bcAdam Powell mDeferStart = mState < STARTED && !isVisibleToUser; 899abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 900abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 901abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell /** 90279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * @return The current value of the user-visible hint on this fragment. 90379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * @see #setUserVisibleHint(boolean) 904abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell */ 90579398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell public boolean getUserVisibleHint() { 90679398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell return mUserVisibleHint; 907abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 908abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 909abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell /** 910cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the LoaderManager for this fragment, creating it if needed. 911cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 912cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public LoaderManager getLoaderManager() { 913cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 914cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mLoaderManager; 915cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 916d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy if (mHost == null) { 917cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 918cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 919cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 920d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mLoaderManager = mHost.getLoaderManager(mWho, mLoadersStarted, true); 921cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mLoaderManager; 922cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 923d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 924cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 9258491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy * Call {@link Activity#startActivity(Intent)} from the fragment's 926cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * containing Activity. 927cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 928cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void startActivity(Intent intent) { 9290e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick startActivity(intent, null); 9300e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick } 9310e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick 9320e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick /** 9330e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick * Call {@link Activity#startActivity(Intent, Bundle)} from the fragment's 9340e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick * containing Activity. 9350e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick */ 9360e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick public void startActivity(Intent intent, @Nullable Bundle options) { 937d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy if (mHost == null) { 938cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 939cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 9400e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick mHost.onStartActivityFromFragment(this /*fragment*/, intent, -1, options); 941cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 942d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 943cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 9448491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy * Call {@link Activity#startActivityForResult(Intent, int)} from the fragment's 945cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * containing Activity. 946cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 947cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void startActivityForResult(Intent intent, int requestCode) { 9480e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick startActivityForResult(intent, requestCode, null); 9490e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick } 9500e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick 9510e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick /** 9520e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick * Call {@link Activity#startActivityForResult(Intent, int, Bundle)} from the fragment's 9530e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick * containing Activity. 9540e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick */ 9550e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick public void startActivityForResult(Intent intent, int requestCode, @Nullable Bundle options) { 956d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy if (mHost == null) { 957cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 958cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 9590e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick mHost.onStartActivityFromFragment(this /*fragment*/, intent, requestCode, options); 960fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri } 961fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri 962fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri /** 963fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri * Call {@link Activity#startIntentSenderForResult(IntentSender, int, Intent, int, int, int, 964fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri * Bundle)} from the fragment's containing Activity. 965fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri */ 966fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri public void startIntentSenderForResult(IntentSender intent, int requestCode, 967fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri @Nullable Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags, 968fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri Bundle options) throws IntentSender.SendIntentException { 969fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri if (mHost == null) { 970fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 971fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri } 972fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri mHost.onStartIntentSenderFromFragment(this, intent, requestCode, fillInIntent, flagsMask, 973fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri flagsValues, extraFlags, options); 974cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 975d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 976cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 977cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Receive the result from a previous call to 978cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #startActivityForResult(Intent, int)}. This follows the 979cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * related Activity API as described there in 980cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onActivityResult(int, int, Intent)}. 981d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * 982cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param requestCode The integer request code originally supplied to 983cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * startActivityForResult(), allowing you to identify who this 984cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * result came from. 985cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resultCode The integer result code returned by the child activity 986cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * through its setResult(). 987cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param data An Intent, which can return result data to the caller 988cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * (various data can be attached to Intent "extras"). 989cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 990cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onActivityResult(int requestCode, int resultCode, Intent data) { 991cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 992d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 993cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 994e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * Requests permissions to be granted to this application. These permissions 995e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * must be requested in your manifest, they should not be granted to your app, 996e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * and they should have protection level {@link android.content.pm.PermissionInfo 997e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * #PROTECTION_DANGEROUS dangerous}, regardless whether they are declared by 998e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * the platform or a third-party app. 999e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * <p> 1000e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * Normal permissions {@link android.content.pm.PermissionInfo#PROTECTION_NORMAL} 1001e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * are granted at install time if requested in the manifest. Signature permissions 1002e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * {@link android.content.pm.PermissionInfo#PROTECTION_SIGNATURE} are granted at 1003e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * install time if requested in the manifest and the signature of your app matches 1004e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * the signature of the app declaring the permissions. 1005e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * </p> 1006e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * <p> 1007e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * If your app does not have the requested permissions the user will be presented 1008e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * with UI for accepting them. After the user has accepted or rejected the 1009e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * requested permissions you will receive a callback on {@link 1010e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * #onRequestPermissionsResult(int, String[], int[])} reporting whether the 1011e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * permissions were granted or not. 1012e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * </p> 1013e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * <p> 1014e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * Note that requesting a permission does not guarantee it will be granted and 1015e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * your app should be able to run without having this permission. 1016e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * </p> 1017e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * <p> 1018e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * This method may start an activity allowing the user to choose which permissions 1019e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * to grant and which to reject. Hence, you should be prepared that your activity 1020e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * may be paused and resumed. Further, granting some permissions may require 1021e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * a restart of you application. In such a case, the system will recreate the 1022e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * activity stack before delivering the result to {@link 1023e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * #onRequestPermissionsResult(int, String[], int[])}. 1024e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * </p> 1025e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * <p> 1026e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * When checking whether you have a permission you should use {@link 1027e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * android.content.Context#checkSelfPermission(String)}. 1028e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * </p> 1029e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * <p> 10302750390fbdc2e7037a7e10141d23f2068ae8c2d7Svet Ganov * Calling this API for permissions already granted to your app would show UI 10312750390fbdc2e7037a7e10141d23f2068ae8c2d7Svet Ganov * to the user to decided whether the app can still hold these permissions. This 10322750390fbdc2e7037a7e10141d23f2068ae8c2d7Svet Ganov * can be useful if the way your app uses the data guarded by the permissions 10332750390fbdc2e7037a7e10141d23f2068ae8c2d7Svet Ganov * changes significantly. 10342750390fbdc2e7037a7e10141d23f2068ae8c2d7Svet Ganov * </p> 10352750390fbdc2e7037a7e10141d23f2068ae8c2d7Svet Ganov * <p> 1036e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * A sample permissions request looks like this: 1037e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * </p> 1038e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * <code><pre><p> 1039e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * private void showContacts() { 1040e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * if (getActivity().checkSelfPermission(Manifest.permission.READ_CONTACTS) 1041e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * != PackageManager.PERMISSION_GRANTED) { 1042e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, 1043e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * PERMISSIONS_REQUEST_READ_CONTACTS); 1044e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * } else { 1045e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * doShowContacts(); 1046e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * } 1047e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * } 1048e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * 1049e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * {@literal @}Override 1050e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * public void onRequestPermissionsResult(int requestCode, String[] permissions, 1051e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * int[] grantResults) { 1052e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * if (requestCode == PERMISSIONS_REQUEST_READ_CONTACTS 1053e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * && grantResults[0] == PackageManager.PERMISSION_GRANTED) { 1054e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * doShowContacts(); 1055e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * } 1056e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * } 1057e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * </code></pre></p> 1058e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * 1059e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @param permissions The requested permissions. 1060e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @param requestCode Application specific request code to match with a result 1061e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * reported to {@link #onRequestPermissionsResult(int, String[], int[])}. 1062e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * 1063e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @see #onRequestPermissionsResult(int, String[], int[]) 1064e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @see android.content.Context#checkSelfPermission(String) 1065e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav */ 1066e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav public final void requestPermissions(@NonNull String[] permissions, int requestCode) { 1067e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav if (mHost == null) { 1068e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 1069e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav } 10705fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian mHost.onRequestPermissionsFromFragment(this, permissions, requestCode); 1071e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav } 1072e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav 1073e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav /** 1074e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * Callback for the result from requesting permissions. This method 1075e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * is invoked for every call on {@link #requestPermissions(String[], int)}. 1076dddb7e2bbb343ecb435026c13028ba5cd1ae42a5Svet Ganov * <p> 1077dddb7e2bbb343ecb435026c13028ba5cd1ae42a5Svet Ganov * <strong>Note:</strong> It is possible that the permissions request interaction 1078dddb7e2bbb343ecb435026c13028ba5cd1ae42a5Svet Ganov * with the user is interrupted. In this case you will receive empty permissions 1079dddb7e2bbb343ecb435026c13028ba5cd1ae42a5Svet Ganov * and results arrays which should be treated as a cancellation. 1080dddb7e2bbb343ecb435026c13028ba5cd1ae42a5Svet Ganov * </p> 1081e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * 1082e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @param requestCode The request code passed in {@link #requestPermissions(String[], int)}. 1083e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @param permissions The requested permissions. Never null. 1084e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @param grantResults The grant results for the corresponding permissions 1085e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * which is either {@link android.content.pm.PackageManager#PERMISSION_GRANTED} 1086e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * or {@link android.content.pm.PackageManager#PERMISSION_DENIED}. Never null. 1087e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * 1088e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @see #requestPermissions(String[], int) 1089e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav */ 1090e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, 1091e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav @NonNull int[] grantResults) { 1092e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav /* callback - do nothing */ 1093e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav } 1094e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav 1095e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav /** 1096e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * Gets whether you should show UI with rationale for requesting a permission. 1097e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * You should do this only if you do not have the permission and the context in 1098e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * which the permission is requested does not clearly communicate to the user 1099e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * what would be the benefit from granting this permission. 1100e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * <p> 1101e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * For example, if you write a camera app, requesting the camera permission 1102e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * would be expected by the user and no rationale for why it is requested is 1103e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * needed. If however, the app needs location for tagging photos then a non-tech 1104e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * savvy user may wonder how location is related to taking photos. In this case 1105e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * you may choose to show UI with rationale of requesting this permission. 1106e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * </p> 1107e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * 1108e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @param permission A permission your app wants to request. 1109e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @return Whether you can show permission rationale UI. 1110e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * 1111e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @see Context#checkSelfPermission(String) 1112e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @see #requestPermissions(String[], int) 1113e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @see #onRequestPermissionsResult(int, String[], int[]) 1114e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav */ 1115e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav public boolean shouldShowRequestPermissionRationale(@NonNull String permission) { 1116e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav if (mHost != null) { 1117e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav return mHost.onShouldShowRequestPermissionRationale(permission); 1118e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav } 1119e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav return false; 1120e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav } 1121e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav 1122e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav /** 1123c39d9c75590eca86a5e7e32a8824ba04a0d42e9bAlan Viverette * Hack so that DialogFragment can make its Dialog before creating 1124cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * its views, and the view construction can use the dialog's context for 1125cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inflation. Maybe this should become a public API. Note sure. 1126c39d9c75590eca86a5e7e32a8824ba04a0d42e9bAlan Viverette * @hide 1127cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 11288e10080c914d1ad0784394fa3026b85535535847Aurimas Liutikas @RestrictTo(LIBRARY_GROUP) 1129cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public LayoutInflater getLayoutInflater(Bundle savedInstanceState) { 11308491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy LayoutInflater result = mHost.onGetLayoutInflater(); 11310f3dfb28a503b3fb3e51666dd565b0d17eaebfbbAdam Powell getChildFragmentManager(); // Init if needed; use raw implementation below. 1132bf0947be2ead9b3d8e5865bcd3d3652d02a2aa5aChris Banes LayoutInflaterCompat.setFactory(result, mChildFragmentManager.getLayoutInflaterFactory()); 11330f3dfb28a503b3fb3e51666dd565b0d17eaebfbbAdam Powell return result; 1134cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1135d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 1136cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1137cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a fragment is being created as part of a view layout 1138cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inflation, typically from setting the content view of an activity. This 11399277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * may be called immediately after the fragment is created from a <fragment> 1140cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tag in a layout file. Note this is <em>before</em> the fragment's 1141cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onAttach(Activity)} has been called; all you should do here is 11429277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * parse the attributes and save them away. 1143cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1144cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>This is called every time the fragment is inflated, even if it is 11459277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * being inflated into a new instance with saved state. It typically makes 11469277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * sense to re-parse the parameters each time, to allow them to change with 11479277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * different configurations.</p> 11489277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 11499277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>Here is a typical implementation of a fragment that can take parameters 11509277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * both through attributes supplied here as well from {@link #getArguments()}:</p> 11519277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 11529562a3b639225d406d736b64a12e2d75459259e3Alan Viverette * {@sample frameworks/support/samples/Support4Demos/src/com/example/android/supportv4/app/FragmentArgumentsSupport.java 11539277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * fragment} 11549277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 11559277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>Note that parsing the XML attributes uses a "styleable" resource. The 11569277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * declaration for the styleable used here is:</p> 11579277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 11589562a3b639225d406d736b64a12e2d75459259e3Alan Viverette * {@sample frameworks/support/samples/Support4Demos/res/values/attrs.xml fragment_arguments} 1159cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 11609277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>The fragment can then be declared within its activity's content layout 11619277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * through a tag like this:</p> 11629277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 11639562a3b639225d406d736b64a12e2d75459259e3Alan Viverette * {@sample frameworks/support/samples/Support4Demos/res/layout/fragment_arguments_support.xml from_attributes} 11649277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 11659277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>This fragment can also be created dynamically from arguments given 11669277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * at runtime in the arguments Bundle; here is an example of doing so at 11679277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * creation of the containing activity:</p> 11689277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 11699562a3b639225d406d736b64a12e2d75459259e3Alan Viverette * {@sample frameworks/support/samples/Support4Demos/src/com/example/android/supportv4/app/FragmentArgumentsSupport.java 11709277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * create} 11719277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 1172d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * @param context The Activity that is inflating this fragment. 1173cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param attrs The attributes at the tag where the fragment is 1174cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * being created. 1175cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 1176cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a previous saved state, this is the state. 1177cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1178916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1179d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy public void onInflate(Context context, AttributeSet attrs, Bundle savedInstanceState) { 1180d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mCalled = true; 1181d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy final Activity hostActivity = mHost == null ? null : mHost.getActivity(); 1182d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy if (hostActivity != null) { 1183d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mCalled = false; 1184d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy onInflate(hostActivity, attrs, savedInstanceState); 1185d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy } 1186d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy } 1187d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 1188d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy /** 1189d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * Called when a fragment is being created as part of a view layout 1190d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * inflation, typically from setting the content view of an activity. 1191d805095048f6be52cddbd572ee343c4639ba8187Alan Viverette * 1192d805095048f6be52cddbd572ee343c4639ba8187Alan Viverette * @deprecated See {@link #onInflate(Context, AttributeSet, Bundle)}. 1193d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy */ 1194d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy @Deprecated 1195916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 11969277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public void onInflate(Activity activity, AttributeSet attrs, Bundle savedInstanceState) { 1197cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1198cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 11999f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 1200cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1201cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell * Called when a fragment is attached as a child of this fragment. 1202cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell * 1203cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell * <p>This is called after the attached fragment's <code>onAttach</code> and before 1204cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell * the attached fragment's <code>onCreate</code> if the fragment has not yet had a previous 1205cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell * call to <code>onCreate</code>.</p> 1206cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell * 1207cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell * @param childFragment child fragment being attached 1208cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell */ 1209cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell public void onAttachFragment(Fragment childFragment) { 1210cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell } 1211cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell 1212cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell /** 1213d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * Called when a fragment is first attached to its context. 1214d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * {@link #onCreate(Bundle)} will be called after this. 1215d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy */ 1216916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1217d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy public void onAttach(Context context) { 1218d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mCalled = true; 1219d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy final Activity hostActivity = mHost == null ? null : mHost.getActivity(); 1220d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy if (hostActivity != null) { 1221d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mCalled = false; 1222d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy onAttach(hostActivity); 1223d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy } 1224d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy } 1225d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 1226d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy /** 1227cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a fragment is first attached to its activity. 1228cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreate(Bundle)} will be called after this. 1229d805095048f6be52cddbd572ee343c4639ba8187Alan Viverette * 1230d805095048f6be52cddbd572ee343c4639ba8187Alan Viverette * @deprecated See {@link #onAttach(Context)}. 1231cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1232d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy @Deprecated 1233916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1234cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onAttach(Activity activity) { 1235cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1236cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1237d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 1238cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1239cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a fragment loads an animation. 1240cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 12419277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public Animation onCreateAnimation(int transit, boolean enter, int nextAnim) { 1242cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1243cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1244d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 1245cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1246cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called to do initial creation of a fragment. This is called after 1247cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onAttach(Activity)} and before 1248cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}. 1249cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1250cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Note that this can be called while the fragment's activity is 1251cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * still in the process of being created. As such, you can not rely 1252cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on things like the activity's content view hierarchy being initialized 1253cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * at this point. If you want to do work once the activity itself is 1254cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * created, see {@link #onActivityCreated(Bundle)}. 1255277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell * 1256277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell * <p>Any restored child fragments will be created before the base 1257277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell * <code>Fragment.onCreate</code> method returns.</p> 1258cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1259cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 1260cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a previous saved state, this is the state. 1261cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1262916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1263c861fd8b28b0b878ccc194ee6099b3b1bc4c3ae8Scott Kennedy public void onCreate(@Nullable Bundle savedInstanceState) { 1264cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 12659375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell restoreChildFragmentState(savedInstanceState); 1266fd15fbacc1d0cb92f2edf72137e4940be2547aa4Adam Powell if (mChildFragmentManager != null 1267fd15fbacc1d0cb92f2edf72137e4940be2547aa4Adam Powell && !mChildFragmentManager.isStateAtLeast(Fragment.CREATED)) { 1268fd15fbacc1d0cb92f2edf72137e4940be2547aa4Adam Powell mChildFragmentManager.dispatchCreate(); 1269fd15fbacc1d0cb92f2edf72137e4940be2547aa4Adam Powell } 12709375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell } 12719375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell 12729375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell /** 12739375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * Restore the state of the child FragmentManager. Called by either 12749375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * {@link #onCreate(Bundle)} for non-retained instance fragments or by 12759375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * {@link FragmentManagerImpl#moveToState(Fragment, int, int, int, boolean)} 12769375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * for retained instance fragments. 12779375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * 12789375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * <p><strong>Postcondition:</strong> if there were child fragments to restore, 12799375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * the child FragmentManager will be instantiated and brought to the {@link #CREATED} state. 12809375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * </p> 12819375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * 12829375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * @param savedInstanceState the savedInstanceState potentially containing fragment info 12839375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell */ 12849375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell void restoreChildFragmentState(@Nullable Bundle savedInstanceState) { 1285277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell if (savedInstanceState != null) { 1286277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell Parcelable p = savedInstanceState.getParcelable( 1287277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell FragmentActivity.FRAGMENTS_TAG); 1288277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell if (p != null) { 1289277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell if (mChildFragmentManager == null) { 1290277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell instantiateChildFragmentManager(); 1291277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell } 1292c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mChildFragmentManager.restoreAllState(p, mChildNonConfig); 1293c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mChildNonConfig = null; 1294277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell mChildFragmentManager.dispatchCreate(); 1295277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell } 1296277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell } 1297cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 12980adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 1299cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1300cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called to have the fragment instantiate its user interface view. 1301cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is optional, and non-graphical fragments can return null (which 1302cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is the default implementation). This will be called between 1303cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreate(Bundle)} and {@link #onActivityCreated(Bundle)}. 1304cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1305cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>If you return a View from here, you will later be called in 1306cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onDestroyView} when the view is being released. 1307cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1308cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param inflater The LayoutInflater object that can be used to inflate 1309cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * any views in the fragment, 1310cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param container If non-null, this is the parent view that the fragment's 1311cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * UI should be attached to. The fragment should not add the view itself, 1312cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * but this can be used to generate the LayoutParams of the view. 1313cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If non-null, this fragment is being re-constructed 1314cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * from a previous saved state as given here. 1315cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1316cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Return the View for the fragment's UI, or null. 1317cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1318c861fd8b28b0b878ccc194ee6099b3b1bc4c3ae8Scott Kennedy @Nullable 1319a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, 1320a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye @Nullable Bundle savedInstanceState) { 1321cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1322cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 13230adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 1324cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1325e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * Called immediately after {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)} 1326e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * has returned, but before any saved state has been restored in to the view. 1327e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * This gives subclasses a chance to initialize themselves once 1328e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * they know their view hierarchy has been completely created. The fragment's 1329e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * view hierarchy is not however attached to its parent at this point. 1330e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * @param view The View returned by {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}. 1331e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * @param savedInstanceState If non-null, this fragment is being re-constructed 1332e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * from a previous saved state as given here. 1333e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn */ 1334a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public void onViewCreated(View view, @Nullable Bundle savedInstanceState) { 1335e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1336e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 1337e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn /** 1338cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Get the root view for the fragment's layout (the one returned by {@link #onCreateView}), 1339cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * if provided. 1340cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1341cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return The fragment's root view, or null if it has no layout. 1342cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1343a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye @Nullable 1344cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public View getView() { 1345cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mView; 1346cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1347cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1348cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1349cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment's activity has been created and this 1350cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * fragment's view hierarchy instantiated. It can be used to do final 1351cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * initialization once these pieces are in place, such as retrieving 1352cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * views or restoring state. It is also useful for fragments that use 1353cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #setRetainInstance(boolean)} to retain their instance, 1354cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * as this callback tells the fragment when it is fully associated with 1355cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the new activity instance. This is called after {@link #onCreateView} 13560adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * and before {@link #onViewStateRestored(Bundle)}. 13570adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * 1358cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 1359cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a previous saved state, this is the state. 1360cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1361916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1362a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public void onActivityCreated(@Nullable Bundle savedInstanceState) { 1363cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1364cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 13650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 13660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn /** 13670adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * Called when all saved state has been restored into the view hierarchy 13680adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * of the fragment. This can be used to do initialization based on saved 13690adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * state that you are letting the view hierarchy track itself, such as 13700adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * whether check box widgets are currently checked. This is called 13710adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * after {@link #onActivityCreated(Bundle)} and before 13720adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * {@link #onStart()}. 13730adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * 13740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 13750adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * a previous saved state, this is the state. 13760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn */ 1377916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1378a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public void onViewStateRestored(@Nullable Bundle savedInstanceState) { 13790adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = true; 13800adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 13810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 1382cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1383cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the Fragment is visible to the user. This is generally 1384cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onStart() Activity.onStart} of the containing 1385cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1386cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1387916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1388cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onStart() { 1389cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1390d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 1391cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mLoadersStarted) { 1392cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoadersStarted = true; 1393cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mCheckedForLoaderManager) { 1394cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 1395d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mLoaderManager = mHost.getLoaderManager(mWho, mLoadersStarted, false); 1396cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1397cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 1398cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doStart(); 1399cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1400cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1401cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1402d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 1403cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1404cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment is visible to the user and actively running. 1405cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is generally 1406cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onResume() Activity.onResume} of the containing 1407cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1408cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1409916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1410cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onResume() { 1411cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1412cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1413cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1414cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1415cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called to ask the fragment to save its current dynamic state, so it 1416cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can later be reconstructed in a new instance of its process is 1417cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * restarted. If a new instance of the fragment later needs to be 1418cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * created, the data you place in the Bundle here will be available 1419cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * in the Bundle given to {@link #onCreate(Bundle)}, 1420cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}, and 1421cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onActivityCreated(Bundle)}. 1422cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1423cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>This corresponds to {@link Activity#onSaveInstanceState(Bundle) 1424cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity.onSaveInstanceState(Bundle)} and most of the discussion there 1425cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * applies here as well. Note however: <em>this method may be called 1426cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * at any time before {@link #onDestroy()}</em>. There are many situations 1427cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * where a fragment may be mostly torn down (such as when placed on the 1428cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * back stack with no UI showing), but its state will not be saved until 1429cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * its owning activity actually needs to save its state. 1430cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1431cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param outState Bundle in which to place your saved state. 1432cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1433cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onSaveInstanceState(Bundle outState) { 1434cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 14355fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian 14365fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian /** 14375fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * Called when the Fragment's activity changes from fullscreen mode to multi-window mode and 14385fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * visa-versa. This is generally tied to {@link Activity#onMultiWindowModeChanged} of the 14395fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * containing Activity. 14405fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * 14415fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * @param isInMultiWindowMode True if the activity is in multi-window mode. 14425fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian */ 14435fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian public void onMultiWindowModeChanged(boolean isInMultiWindowMode) { 14445fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian } 14455fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian 14465fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian /** 14475fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * Called by the system when the activity changes to and from picture-in-picture mode. This is 14485fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * generally tied to {@link Activity#onPictureInPictureModeChanged} of the containing Activity. 14495fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * 14505fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * @param isInPictureInPictureMode True if the activity is in picture-in-picture mode. 14515fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian */ 14525fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian public void onPictureInPictureModeChanged(boolean isInPictureInPictureMode) { 14535fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian } 14545fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian 145590ac236504c1a4cac7e91f1ffc523334f2a8f399Aurimas Liutikas @Override 1456916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1457cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onConfigurationChanged(Configuration newConfig) { 1458cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1459cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 14605fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian 1461cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1462cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the Fragment is no longer resumed. This is generally 1463cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onPause() Activity.onPause} of the containing 1464cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1465cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1466916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1467cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onPause() { 1468cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1469cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1470cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1471cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1472cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the Fragment is no longer started. This is generally 1473cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onStop() Activity.onStop} of the containing 1474cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1475cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1476916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1477cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onStop() { 1478cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1479cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1480916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell 148190ac236504c1a4cac7e91f1ffc523334f2a8f399Aurimas Liutikas @Override 1482916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1483cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onLowMemory() { 1484cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1485cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1486cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1487cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1488cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the view previously created by {@link #onCreateView} has 1489cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * been detached from the fragment. The next time the fragment needs 1490cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to be displayed, a new view will be created. This is called 1491cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * after {@link #onStop()} and before {@link #onDestroy()}. It is called 1492cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <em>regardless</em> of whether {@link #onCreateView} returned a 1493cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * non-null view. Internally it is called after the view's state has 1494cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * been saved but before it has been removed from its parent. 1495cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1496916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1497cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDestroyView() { 1498cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1499cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1500cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1501cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1502cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment is no longer in use. This is called 1503cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * after {@link #onStop()} and before {@link #onDetach()}. 1504cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1505916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1506cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDestroy() { 1507cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1508cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //Log.v("foo", "onDestroy: mCheckedForLoaderManager=" + mCheckedForLoaderManager 1509cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // + " mLoaderManager=" + mLoaderManager); 1510cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mCheckedForLoaderManager) { 1511cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 1512d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mLoaderManager = mHost.getLoaderManager(mWho, mLoadersStarted, false); 1513cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1514cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 1515cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doDestroy(); 1516cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1517cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1518cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1519cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 15209c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * Called by the fragment manager once this fragment has been removed, 15219c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * so that we don't have any left-over state if the application decides 15229c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * to re-use the instance. This only clears state that the framework 15239c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * internally manages, not things the application sets. 15249c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn */ 15259c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn void initState() { 15269c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mIndex = -1; 15279c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mWho = null; 15289c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mAdded = false; 15299c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mRemoving = false; 15309c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mFromLayout = false; 15319c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mInLayout = false; 15329c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mRestored = false; 15339c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mBackStackNesting = 0; 15349c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mFragmentManager = null; 15356252d78085a07c9d6bb4645a4e8086bf23b0a49aTim Kilbourn mChildFragmentManager = null; 1536d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mHost = null; 15379c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mFragmentId = 0; 15389c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mContainerId = 0; 15399c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mTag = null; 15409c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mHidden = false; 15419c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mDetached = false; 15429c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mRetaining = false; 15439c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoaderManager = null; 15449c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoadersStarted = false; 15459c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mCheckedForLoaderManager = false; 15469c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 15479c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 15489c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn /** 1549cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment is no longer attached to its activity. This 1550cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is called after {@link #onDestroy()}. 1551cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1552916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1553cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDetach() { 1554cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1555cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1556cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1557cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 15589375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * Initialize the contents of the Fragment host's standard options menu. You 1559cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * should place your menu items in to <var>menu</var>. For this method 1560cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to be called, you must have first called {@link #setHasOptionsMenu}. See 1561cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onCreateOptionsMenu(Menu) Activity.onCreateOptionsMenu} 1562cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for more information. 1563cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1564cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param menu The options menu in which you place your items. 1565cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1566cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #setHasOptionsMenu 1567cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onPrepareOptionsMenu 1568cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onOptionsItemSelected 1569cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1570cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { 1571cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1572cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1573cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 15749375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * Prepare the Fragment host's standard options menu to be displayed. This is 1575cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * called right before the menu is shown, every time it is shown. You can 1576cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * use this method to efficiently enable/disable items or otherwise 1577cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * dynamically modify the contents. See 1578cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onPrepareOptionsMenu(Menu) Activity.onPrepareOptionsMenu} 1579cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for more information. 1580cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1581cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param menu The options menu as last shown or first initialized by 1582cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * onCreateOptionsMenu(). 1583cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1584cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #setHasOptionsMenu 1585cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onCreateOptionsMenu 1586cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1587cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onPrepareOptionsMenu(Menu menu) { 1588cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1589cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1590cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1591cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when this fragment's option menu items are no longer being 1592cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * included in the overall options menu. Receiving this call means that 1593cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the menu needed to be rebuilt, but this fragment's items were not 1594cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * included in the newly built menu (its {@link #onCreateOptionsMenu(Menu, MenuInflater)} 1595cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * was not called). 1596cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1597cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDestroyOptionsMenu() { 1598cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1599cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1600cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1601cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This hook is called whenever an item in your options menu is selected. 1602cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * The default implementation simply returns false to have the normal 1603cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * processing happen (calling the item's Runnable or sending a message to 1604cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * its Handler as appropriate). You can use this method for any items 1605cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for which you would like to do processing without those other 1606cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * facilities. 1607cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1608cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Derived classes should call through to the base class for it to 1609cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * perform the default menu handling. 1610cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1611cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param item The menu item that was selected. 1612cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1613cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return boolean Return false to allow normal menu processing to 1614cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * proceed, true to consume it here. 1615cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1616cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onCreateOptionsMenu 1617cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1618cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean onOptionsItemSelected(MenuItem item) { 1619cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1620cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1621cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1622cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1623cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This hook is called whenever the options menu is being closed (either by the user canceling 1624cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the menu with the back/menu button, or when an item is selected). 1625cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1626cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param menu The options menu as last shown or first initialized by 1627cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * onCreateOptionsMenu(). 1628cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1629cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onOptionsMenuClosed(Menu menu) { 1630cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1631cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1632cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1633cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a context menu for the {@code view} is about to be shown. 1634cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Unlike {@link #onCreateOptionsMenu}, this will be called every 1635cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * time the context menu is about to be shown and should be populated for 1636cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the view (or item inside the view for {@link AdapterView} subclasses, 1637cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * this can be found in the {@code menuInfo})). 1638cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1639cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Use {@link #onContextItemSelected(android.view.MenuItem)} to know when an 1640cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * item has been selected. 1641cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1642cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * The default implementation calls up to 1643cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onCreateContextMenu Activity.onCreateContextMenu}, though 1644cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * you can not call this implementation if you don't want that behavior. 1645cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1646cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * It is not safe to hold onto the context menu after this method returns. 1647cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@inheritDoc} 1648cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1649d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy @Override 1650cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { 1651cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn getActivity().onCreateContextMenu(menu, v, menuInfo); 1652cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1653cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1654cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1655cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Registers a context menu to be shown for the given view (multiple views 1656cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can show the context menu). This method will set the 1657cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link OnCreateContextMenuListener} on the view to this fragment, so 1658cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreateContextMenu(ContextMenu, View, ContextMenuInfo)} will be 1659cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * called when it is time to show the context menu. 1660cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1661cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #unregisterForContextMenu(View) 1662cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param view The view that should show a context menu. 1663cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1664cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void registerForContextMenu(View view) { 1665cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn view.setOnCreateContextMenuListener(this); 1666cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1667cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1668cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1669cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Prevents a context menu to be shown for the given view. This method will 1670cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * remove the {@link OnCreateContextMenuListener} on the view. 1671cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1672cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #registerForContextMenu(View) 1673cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param view The view that should stop showing a context menu. 1674cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1675cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void unregisterForContextMenu(View view) { 1676cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn view.setOnCreateContextMenuListener(null); 1677cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1678cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1679cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1680cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This hook is called whenever an item in a context menu is selected. The 1681cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default implementation simply returns false to have the normal processing 1682cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * happen (calling the item's Runnable or sending a message to its Handler 1683cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * as appropriate). You can use this method for any items for which you 1684cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * would like to do processing without those other facilities. 1685cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1686cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Use {@link MenuItem#getMenuInfo()} to get extra information set by the 1687cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * View that added this menu item. 1688cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1689cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Derived classes should call through to the base class for it to perform 1690cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the default menu handling. 1691cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1692cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param item The context menu item that was selected. 1693cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return boolean Return false to allow normal context menu processing to 1694cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * proceed, true to consume it here. 1695cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1696cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean onContextItemSelected(MenuItem item) { 1697cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1698cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1699e0f27d39b0a4f0ef30ef6446e7b675279961cc94Chris Banes 1700cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 17019306f07b1d66f4974a81f781d29739b30124fff0George Mount * When custom transitions are used with Fragments, the enter transition callback 17029f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is called when this Fragment is attached or detached when not popping the back stack. 17039f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 17049306f07b1d66f4974a81f781d29739b30124fff0George Mount * @param callback Used to manipulate the shared element transitions on this Fragment 17059f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * when added not as a pop from the back stack. 17069f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 1707b1413bc4de16e05ae0455cad93f1edfbcc4eced2George Mount public void setEnterSharedElementCallback(SharedElementCallback callback) { 1708990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo().mEnterTransitionCallback = callback; 17099f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 17109f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 17119f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 17129306f07b1d66f4974a81f781d29739b30124fff0George Mount * When custom transitions are used with Fragments, the exit transition callback 17139f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is called when this Fragment is attached or detached when popping the back stack. 17149f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 17159306f07b1d66f4974a81f781d29739b30124fff0George Mount * @param callback Used to manipulate the shared element transitions on this Fragment 17169f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * when added as a pop from the back stack. 17179f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 1718b1413bc4de16e05ae0455cad93f1edfbcc4eced2George Mount public void setExitSharedElementCallback(SharedElementCallback callback) { 1719990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo().mExitTransitionCallback = callback; 17209f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 17219f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 17229f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 17239f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used to move Views into the initial scene. The entering 17249f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Views will be those that are regular Views or ViewGroups that have 17259f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 17269f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as entering is governed by changing visibility from 17279f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link View#INVISIBLE} to {@link View#VISIBLE}. If <code>transition</code> is null, 17289f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * entering Views will remain unaffected. 17299f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 17309f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use to move Views into the initial Scene. 17319f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 17329f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setEnterTransition(Object transition) { 1733990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo().mEnterTransition = transition; 17349f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 17359f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 17369f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 17379f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns the Transition that will be used to move Views into the initial scene. The entering 17389f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Views will be those that are regular Views or ViewGroups that have 17399f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 17409f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as entering is governed by changing visibility from 17419f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link View#INVISIBLE} to {@link View#VISIBLE}. 17429f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 17439f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return the Transition to use to move Views into the initial Scene. 17449f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 17459f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getEnterTransition() { 1746990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null) { 1747990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return null; 1748990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 1749990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return mAnimationInfo.mEnterTransition; 17509f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 17519f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 17529f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 17539f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used to move Views out of the scene when the Fragment is 17549f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * preparing to be removed, hidden, or detached because of popping the back stack. The exiting 17559f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Views will be those that are regular Views or ViewGroups that have 17569f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 17579f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as entering is governed by changing visibility from 17589f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link View#VISIBLE} to {@link View#INVISIBLE}. If <code>transition</code> is null, 17599f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * entering Views will remain unaffected. If nothing is set, the default will be to 17609f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * use the same value as set in {@link #setEnterTransition(Object)}. 17619f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 17629f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use to move Views out of the Scene when the Fragment 17639f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is preparing to close. <code>transition</code> must be an 17649f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * android.transition.Transition. 17659f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 17669f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setReturnTransition(Object transition) { 1767990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo().mReturnTransition = transition; 17689f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 17699f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 17709f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 17719f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns the Transition that will be used to move Views out of the scene when the Fragment is 17729f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * preparing to be removed, hidden, or detached because of popping the back stack. The exiting 17739f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Views will be those that are regular Views or ViewGroups that have 17749f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 17759f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as entering is governed by changing visibility from 17769f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link View#VISIBLE} to {@link View#INVISIBLE}. If <code>transition</code> is null, 17779f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * entering Views will remain unaffected. 17789f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 17799f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return the Transition to use to move Views out of the Scene when the Fragment 17809f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is preparing to close. 17819f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 17829f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getReturnTransition() { 1783990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null) { 1784990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return null; 1785990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 1786990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return mAnimationInfo.mReturnTransition == USE_DEFAULT_TRANSITION ? getEnterTransition() 1787990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount : mAnimationInfo.mReturnTransition; 17889f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 17899f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 17909f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 17919f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used to move Views out of the scene when the 17929f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * fragment is removed, hidden, or detached when not popping the back stack. 17939f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * The exiting Views will be those that are regular Views or ViewGroups that 17949f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * have {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 17959f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as exiting is governed by changing visibility 17969f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * from {@link View#VISIBLE} to {@link View#INVISIBLE}. If transition is null, the views will 17979f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * remain unaffected. 17989f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 17999f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use to move Views out of the Scene when the Fragment 18009f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is being closed not due to popping the back stack. <code>transition</code> 18019f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * must be an android.transition.Transition. 18029f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 18039f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setExitTransition(Object transition) { 1804990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo().mExitTransition = transition; 18059f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 18069f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 18079f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 18089f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns the Transition that will be used to move Views out of the scene when the 18099f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * fragment is removed, hidden, or detached when not popping the back stack. 18109f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * The exiting Views will be those that are regular Views or ViewGroups that 18119f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * have {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 18129f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as exiting is governed by changing visibility 18139f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * from {@link View#VISIBLE} to {@link View#INVISIBLE}. If transition is null, the views will 18149f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * remain unaffected. 18159f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 18169f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return the Transition to use to move Views out of the Scene when the Fragment 18179f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is being closed not due to popping the back stack. 18189f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 18199f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getExitTransition() { 1820990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null) { 1821990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return null; 1822990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 1823990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return mAnimationInfo.mExitTransition; 18249f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 18259f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 18269f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 18279f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used to move Views in to the scene when returning due 18289f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * to popping a back stack. The entering Views will be those that are regular Views 18299f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * or ViewGroups that have {@link ViewGroup#isTransitionGroup} return true. Typical Transitions 18309f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * will extend {@link android.transition.Visibility} as exiting is governed by changing 18319f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * visibility from {@link View#VISIBLE} to {@link View#INVISIBLE}. If transition is null, 18329f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * the views will remain unaffected. If nothing is set, the default will be to use the same 18339f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * transition as {@link #setExitTransition(Object)}. 18349f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 18359f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use to move Views into the scene when reentering from a 18369f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * previously-started Activity. <code>transition</code> 18379f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * must be an android.transition.Transition. 18389f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 18399f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setReenterTransition(Object transition) { 1840990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo().mReenterTransition = transition; 18419f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 18429f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 18439f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 18449f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns the Transition that will be used to move Views in to the scene when returning due 18459f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * to popping a back stack. The entering Views will be those that are regular Views 18469f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * or ViewGroups that have {@link ViewGroup#isTransitionGroup} return true. Typical Transitions 18479f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * will extend {@link android.transition.Visibility} as exiting is governed by changing 18489f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * visibility from {@link View#VISIBLE} to {@link View#INVISIBLE}. If transition is null, 18499f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * the views will remain unaffected. If nothing is set, the default will be to use the same 18509f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * transition as {@link #setExitTransition(Object)}. 18519f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 18529f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return the Transition to use to move Views into the scene when reentering from a 18539f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * previously-started Activity. 18549f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 18559f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getReenterTransition() { 1856990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null) { 1857990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return null; 1858990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 1859990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return mAnimationInfo.mReenterTransition == USE_DEFAULT_TRANSITION ? getExitTransition() 1860990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount : mAnimationInfo.mReenterTransition; 18619f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 18629f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 18639f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 18649f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used for shared elements transferred into the content 18659f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. Typical Transitions will affect size and location, such as 18669f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.ChangeBounds}. A null 18679f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * value will cause transferred shared elements to blink to the final position. 18689f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 18699f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use for shared elements transferred into the content 18709f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. <code>transition</code> must be an android.transition.Transition. 18719f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 18729f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setSharedElementEnterTransition(Object transition) { 1873990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo().mSharedElementEnterTransition = transition; 18749f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 18759f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 18769f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 18779f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns the Transition that will be used for shared elements transferred into the content 18789f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. Typical Transitions will affect size and location, such as 18799f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.ChangeBounds}. A null 18809f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * value will cause transferred shared elements to blink to the final position. 18819f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 18829f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return The Transition to use for shared elements transferred into the content 18839f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. 18849f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 18859f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getSharedElementEnterTransition() { 1886990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null) { 1887990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return null; 1888990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 1889990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return mAnimationInfo.mSharedElementEnterTransition; 18909f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 18919f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 18929f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 18939f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used for shared elements transferred back during a 18949f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * pop of the back stack. This Transition acts in the leaving Fragment. 18959f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Typical Transitions will affect size and location, such as 18969f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.ChangeBounds}. A null 18979f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * value will cause transferred shared elements to blink to the final position. 18989f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * If no value is set, the default will be to use the same value as 18999f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link #setSharedElementEnterTransition(Object)}. 19009f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 19019f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use for shared elements transferred out of the content 19029f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. <code>transition</code> must be an android.transition.Transition. 19039f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 19049f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setSharedElementReturnTransition(Object transition) { 1905990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo().mSharedElementReturnTransition = transition; 19069f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 19079f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 19089f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 19099f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Return the Transition that will be used for shared elements transferred back during a 19109f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * pop of the back stack. This Transition acts in the leaving Fragment. 19119f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Typical Transitions will affect size and location, such as 19129f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.ChangeBounds}. A null 19139f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * value will cause transferred shared elements to blink to the final position. 19149f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * If no value is set, the default will be to use the same value as 19159f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link #setSharedElementEnterTransition(Object)}. 19169f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 19179f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return The Transition to use for shared elements transferred out of the content 19189f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. 19199f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 19209f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getSharedElementReturnTransition() { 1921990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null) { 1922990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return null; 1923990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 1924990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return mAnimationInfo.mSharedElementReturnTransition == USE_DEFAULT_TRANSITION 1925990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ? getSharedElementEnterTransition() 1926990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount : mAnimationInfo.mSharedElementReturnTransition; 19279f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 19289f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 19299f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 19309f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets whether the the exit transition and enter transition overlap or not. 19319f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * When true, the enter transition will start as soon as possible. When false, the 19329f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * enter transition will wait until the exit transition completes before starting. 19339f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 19349f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param allow true to start the enter transition when possible or false to 19359f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * wait until the exiting transition completes. 19369f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 19379f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setAllowEnterTransitionOverlap(boolean allow) { 1938990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo().mAllowEnterTransitionOverlap = allow; 19399f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 19409f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 19419f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 19429f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns whether the the exit transition and enter transition overlap or not. 19439f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * When true, the enter transition will start as soon as possible. When false, the 19449f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * enter transition will wait until the exit transition completes before starting. 19459f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 19469f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return true when the enter transition should start as soon as possible or false to 19479f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * when it should wait until the exiting transition completes. 19489f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 19499f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public boolean getAllowEnterTransitionOverlap() { 1950990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return (mAnimationInfo == null || mAnimationInfo.mAllowEnterTransitionOverlap == null) 1951990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ? true : mAnimationInfo.mAllowEnterTransitionOverlap; 19529f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 19539f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 19549f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 19559f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets whether the the return transition and reenter transition overlap or not. 19569f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * When true, the reenter transition will start as soon as possible. When false, the 19579f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * reenter transition will wait until the return transition completes before starting. 19589f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 19599f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param allow true to start the reenter transition when possible or false to wait until the 19609f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * return transition completes. 19619f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 19629f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setAllowReturnTransitionOverlap(boolean allow) { 1963990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo().mAllowReturnTransitionOverlap = allow; 19649f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 19659f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 19669f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 19679f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns whether the the return transition and reenter transition overlap or not. 19689f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * When true, the reenter transition will start as soon as possible. When false, the 19699f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * reenter transition will wait until the return transition completes before starting. 19709f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 19719f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return true to start the reenter transition when possible or false to wait until the 19729f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * return transition completes. 19739f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 19749f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public boolean getAllowReturnTransitionOverlap() { 1975990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return (mAnimationInfo == null || mAnimationInfo.mAllowReturnTransitionOverlap == null) 1976990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ? true : mAnimationInfo.mAllowReturnTransitionOverlap; 1977990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 1978990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 1979990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount /** 1980990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * Postpone the entering Fragment transition until {@link #startPostponedEnterTransition()} 1981990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * or {@link FragmentManager#executePendingTransactions()} has been called. 1982990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * <p> 1983990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * This method gives the Fragment the ability to delay Fragment animations 1984990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * until all data is loaded. Until then, the added, shown, and 1985990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * attached Fragments will be INVISIBLE and removed, hidden, and detached Fragments won't 1986990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * be have their Views removed. The transaction runs when all postponed added Fragments in the 1987990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * transaction have called {@link #startPostponedEnterTransition()}. 1988990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * <p> 1989990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * This method should be called before being added to the FragmentTransaction or 1990990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * in {@link #onCreate(Bundle), {@link #onAttach(Context)}, or 1991990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}}. 1992990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * {@link #startPostponedEnterTransition()} must be called to allow the Fragment to 1993990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * start the transitions. 1994990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * <p> 1995990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * When a FragmentTransaction is started that may affect a postponed FragmentTransaction, 1996990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * based on which containers are in their operations, the postponed FragmentTransaction 1997990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * will have its start triggered. The early triggering may result in faulty or nonexistent 1998990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * animations in the postponed transaction. FragmentTransactions that operate only on 1999990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * independent containers will not interfere with each other's postponement. 2000990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * <p> 2001990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * Calling postponeEnterTransition on Fragments with a null View will not postpone the 2002990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * transition. Likewise, postponement only works if FragmentTransaction optimizations are 2003990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * enabled. 2004990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * 2005990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * @see Activity#postponeEnterTransition() 2006990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * @see FragmentTransaction#setAllowOptimization(boolean) 2007990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount */ 2008990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount public void postponeEnterTransition() { 2009990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo().mEnterTransitionPostponed = true; 2010990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2011990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2012990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount /** 2013990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * Begin postponed transitions after {@link #postponeEnterTransition()} was called. 2014990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * If postponeEnterTransition() was called, you must call startPostponedEnterTransition() 2015990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * or {@link FragmentManager#executePendingTransactions()} to complete the FragmentTransaction. 2016990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * If postponement was interrupted with {@link FragmentManager#executePendingTransactions()}, 2017990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * before {@code startPostponedEnterTransition()}, animations may not run or may execute 2018990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * improperly. 2019990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * 2020990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * @see Activity#startPostponedEnterTransition() 2021990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount */ 2022990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount public void startPostponedEnterTransition() { 2023990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mFragmentManager == null || mFragmentManager.mHost == null) { 2024990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo().mEnterTransitionPostponed = false; 2025990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } else if (Looper.myLooper() != mFragmentManager.mHost.getHandler().getLooper()) { 2026990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount mFragmentManager.mHost.getHandler().postAtFrontOfQueue(new Runnable() { 2027990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount @Override 2028990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount public void run() { 2029990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount callStartTransitionListener(); 2030990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2031990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount }); 2032990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } else { 2033990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount callStartTransitionListener(); 2034990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2035990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2036990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2037990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount /** 2038990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * Calls the start transition listener. This must be called on the UI thread. 2039990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount */ 2040990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount private void callStartTransitionListener() { 2041990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount final OnStartEnterTransitionListener listener; 2042990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null) { 2043990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount listener = null; 2044990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } else { 2045990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount mAnimationInfo.mEnterTransitionPostponed = false; 2046990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount listener = mAnimationInfo.mStartEnterTransitionListener; 2047990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount mAnimationInfo.mStartEnterTransitionListener = null; 2048990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2049990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (listener != null) { 2050990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount listener.onStartEnterTransition(); 2051990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 20529f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 20539f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 20549f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 2055cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Print the Fragments's state into the given stream. 2056cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 2057cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param prefix Text to print at the front of each line. 2058cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fd The raw file descriptor that the dump is being sent to. 2059cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param writer The PrintWriter to which you should dump your state. This will be 2060cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * closed for you after you return. 2061cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param args additional arguments to the dump request. 2062cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 2063cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 2064cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mFragmentId=#"); 2065cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(Integer.toHexString(mFragmentId)); 20665506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn writer.print(" mContainerId=#"); 2067cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(Integer.toHexString(mContainerId)); 2068cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mTag="); writer.println(mTag); 2069cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mState="); writer.print(mState); 2070cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mIndex="); writer.print(mIndex); 2071cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mWho="); writer.print(mWho); 2072cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mBackStackNesting="); writer.println(mBackStackNesting); 2073cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mAdded="); writer.print(mAdded); 2074cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mRemoving="); writer.print(mRemoving); 2075cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mFromLayout="); writer.print(mFromLayout); 2076cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mInLayout="); writer.println(mInLayout); 2077cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mHidden="); writer.print(mHidden); 2078e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn writer.print(" mDetached="); writer.print(mDetached); 20792a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn writer.print(" mMenuVisible="); writer.print(mMenuVisible); 2080cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mHasMenu="); writer.println(mHasMenu); 20812a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn writer.print(prefix); writer.print("mRetainInstance="); writer.print(mRetainInstance); 208279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell writer.print(" mRetaining="); writer.print(mRetaining); 208379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell writer.print(" mUserVisibleHint="); writer.println(mUserVisibleHint); 2084cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mFragmentManager != null) { 2085cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mFragmentManager="); 2086cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mFragmentManager); 2087cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2088d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy if (mHost != null) { 2089d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy writer.print(prefix); writer.print("mHost="); 2090d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy writer.println(mHost); 2091cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 20920adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mParentFragment != null) { 20930adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn writer.print(prefix); writer.print("mParentFragment="); 20940adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn writer.println(mParentFragment); 20950adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 2096cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mArguments != null) { 2097cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mArguments="); writer.println(mArguments); 2098cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2099cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedFragmentState != null) { 2100cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mSavedFragmentState="); 2101cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mSavedFragmentState); 2102cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2103cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedViewState != null) { 2104cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mSavedViewState="); 2105cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mSavedViewState); 2106cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2107cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mTarget != null) { 2108cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mTarget="); writer.print(mTarget); 2109cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mTargetRequestCode="); 2110cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mTargetRequestCode); 2111cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2112990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (getNextAnim() != 0) { 2113990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount writer.print(prefix); writer.print("mNextAnim="); writer.println(getNextAnim()); 2114cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2115cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mContainer != null) { 2116cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mContainer="); writer.println(mContainer); 2117cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2118cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mView != null) { 2119cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mView="); writer.println(mView); 2120cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2121cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mInnerView != null) { 2122cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mInnerView="); writer.println(mView); 2123cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2124990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (getAnimatingAway() != null) { 2125990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount writer.print(prefix); 2126990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount writer.print("mAnimatingAway="); 2127990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount writer.println(getAnimatingAway()); 2128990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount writer.print(prefix); 2129990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount writer.print("mStateAfterAnimating="); 2130990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount writer.println(getStateAfterAnimating()); 2131cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2132cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 2133cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Loader Manager:"); 2134cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.dump(prefix + " ", fd, writer, args); 2135cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 21360adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 21370adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn writer.print(prefix); writer.println("Child " + mChildFragmentManager + ":"); 21380adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dump(prefix + " ", fd, writer, args); 21390adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21400adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21410adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 21420adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Fragment findFragmentByWho(String who) { 21430adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (who.equals(mWho)) { 21440adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return this; 21450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21460adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 21470adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return mChildFragmentManager.findFragmentByWho(who); 21480adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21490adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return null; 21500adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21510adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 21520adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void instantiateChildFragmentManager() { 21531c7e1f738e202226b365c81715b221d2e864fdd5George Mount if (mHost == null) { 21541c7e1f738e202226b365c81715b221d2e864fdd5George Mount throw new IllegalStateException("Fragment has not been attached yet."); 21551c7e1f738e202226b365c81715b221d2e864fdd5George Mount } 2156e0f27d39b0a4f0ef30ef6446e7b675279961cc94Chris Banes mChildFragmentManager = new FragmentManagerImpl(); 2157d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mChildFragmentManager.attachController(mHost, new FragmentContainer() { 21580adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn @Override 21590fb3ec354da6c1f3ed1777bca5270710cc537e92Scott Kennedy @Nullable 21608491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy public View onFindViewById(int id) { 21610adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mView == null) { 21620adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new IllegalStateException("Fragment does not have a view"); 21630adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21640adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return mView.findViewById(id); 21650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21667516316ffdf6fbf7b248c615404831191daa66a4George Mount 21677516316ffdf6fbf7b248c615404831191daa66a4George Mount @Override 21688491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy public boolean onHasView() { 21697516316ffdf6fbf7b248c615404831191daa66a4George Mount return (mView != null); 21707516316ffdf6fbf7b248c615404831191daa66a4George Mount } 21710adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn }, this); 21720adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21730adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 21740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performCreate(Bundle savedInstanceState) { 21750adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 21760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 21770adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 217820735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = CREATED; 21790adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 21800adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onCreate(savedInstanceState); 21810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 21820adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 21830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onCreate()"); 21840adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21850adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21860adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 21870adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn View performCreateView(LayoutInflater inflater, ViewGroup container, 21880adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Bundle savedInstanceState) { 21890adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 21900adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 21910adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21920adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return onCreateView(inflater, container, savedInstanceState); 21930adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21940adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 21950adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performActivityCreated(Bundle savedInstanceState) { 21960adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 21970adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 21980adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 219920735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = ACTIVITY_CREATED; 22000adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 22010adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onActivityCreated(savedInstanceState); 22020adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 22030adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 22040adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onActivityCreated()"); 22050adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22060adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22070adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchActivityCreated(); 22080adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 2209cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2210cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 22119c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn void performStart() { 22120adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22130adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 22140adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.execPendingActions(); 22150adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 221620735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = STARTED; 22170adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 22189c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn onStart(); 22190adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 22200adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 22210adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onStart()"); 22220adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22230adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22240adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchStart(); 22250adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22269c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn if (mLoaderManager != null) { 22279c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoaderManager.doReportStart(); 22289c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 22299c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 22309c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 22310adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performResume() { 22320adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22330adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 22340adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.execPendingActions(); 22350adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 223620735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = RESUMED; 22370adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 22380adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onResume(); 22390adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 22400adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 22410adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onResume()"); 22420adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22430adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22440adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchResume(); 22450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.execPendingActions(); 22460adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22470adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22480adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 22495fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian void performMultiWindowModeChanged(boolean isInMultiWindowMode) { 22505fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian onMultiWindowModeChanged(isInMultiWindowMode); 22515fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian if (mChildFragmentManager != null) { 22525fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian mChildFragmentManager.dispatchMultiWindowModeChanged(isInMultiWindowMode); 22535fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian } 22545fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian } 22555fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian 22565fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian void performPictureInPictureModeChanged(boolean isInPictureInPictureMode) { 22575fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian onPictureInPictureModeChanged(isInPictureInPictureMode); 22585fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian if (mChildFragmentManager != null) { 22595fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian mChildFragmentManager.dispatchPictureInPictureModeChanged(isInPictureInPictureMode); 22605fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian } 22615fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian } 22625fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian 22630adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performConfigurationChanged(Configuration newConfig) { 22640adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onConfigurationChanged(newConfig); 22650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchConfigurationChanged(newConfig); 22670adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22680adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22690adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 22700adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performLowMemory() { 22710adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onLowMemory(); 22720adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22730adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchLowMemory(); 22740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22750adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 22770adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn /* 22780adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performTrimMemory(int level) { 22790adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onTrimMemory(level); 22800adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchTrimMemory(level); 22820adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22840adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn */ 22850adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 22860adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean performCreateOptionsMenu(Menu menu, MenuInflater inflater) { 22870adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean show = false; 22880adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 22890adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mHasMenu && mMenuVisible) { 22900adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show = true; 22910adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onCreateOptionsMenu(menu, inflater); 22920adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22930adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22940adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show |= mChildFragmentManager.dispatchCreateOptionsMenu(menu, inflater); 22950adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22960adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22970adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return show; 22980adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22990adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 23000adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean performPrepareOptionsMenu(Menu menu) { 23010adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean show = false; 23020adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 23030adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mHasMenu && mMenuVisible) { 23040adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show = true; 23050adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onPrepareOptionsMenu(menu); 23060adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23070adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 23080adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show |= mChildFragmentManager.dispatchPrepareOptionsMenu(menu); 23090adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23100adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23110adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return show; 23120adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23130adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 23140adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean performOptionsItemSelected(MenuItem item) { 23150adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 23160adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mHasMenu && mMenuVisible) { 23170adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (onOptionsItemSelected(item)) { 23180adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return true; 23190adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23200adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23210adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 23220adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager.dispatchOptionsItemSelected(item)) { 23230adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return true; 23240adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23250adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23260adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23270adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return false; 23280adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23290adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 23300adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean performContextItemSelected(MenuItem item) { 23310adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 23320adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (onContextItemSelected(item)) { 23330adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return true; 23340adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23350adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 23360adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager.dispatchContextItemSelected(item)) { 23370adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return true; 23380adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23390adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23400adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23410adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return false; 23420adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23430adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 23440adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performOptionsMenuClosed(Menu menu) { 23450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 23460adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mHasMenu && mMenuVisible) { 23470adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onOptionsMenuClosed(menu); 23480adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23490adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 23500adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchOptionsMenuClosed(menu); 23510adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23520adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23530adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23540adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 23550adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performSaveInstanceState(Bundle outState) { 23560adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onSaveInstanceState(outState); 23570adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 23580adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Parcelable p = mChildFragmentManager.saveAllState(); 23590adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (p != null) { 23600adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn outState.putParcelable(FragmentActivity.FRAGMENTS_TAG, p); 23610adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23620adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23630adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23640adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 23650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performPause() { 23660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 23670adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchPause(); 23680adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 236920735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = STARTED; 23700adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 23710adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onPause(); 23720adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 23730adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 23740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onPause()"); 23750adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23770adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 2378cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void performStop() { 23790adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 23800adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchStop(); 23810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 238220735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = STOPPED; 23830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 2384cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn onStop(); 23850adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 23860adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 23870adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onStop()"); 23880adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 2389681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn } 2390681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn 2391218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn void performReallyStop() { 23920adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 23930adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchReallyStop(); 23940adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 239520735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = ACTIVITY_CREATED; 2396cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoadersStarted) { 2397cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoadersStarted = false; 2398cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mCheckedForLoaderManager) { 2399cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 2400d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mLoaderManager = mHost.getLoaderManager(mWho, mLoadersStarted, false); 2401cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2402cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 240364ece2df3d6d789f7a642692acbe85fa1b998d6bTodd Kennedy if (mHost.getRetainLoaders()) { 2404cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doRetain(); 24052bdd09a243b422960168170e2344274cc9cfd788Todd Kennedy } else { 24062bdd09a243b422960168170e2344274cc9cfd788Todd Kennedy mLoaderManager.doStop(); 2407cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2408cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2409cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2410cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 24119c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 24129c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn void performDestroyView() { 24130adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 24140adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchDestroyView(); 24150adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 241620735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = CREATED; 24170adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 24189c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn onDestroyView(); 24190adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 24200adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 24210adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onDestroyView()"); 24220adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 24239c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn if (mLoaderManager != null) { 24249c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoaderManager.doReportNextStart(); 24259c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 24269c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 24270adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 24280adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performDestroy() { 24290adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 24300adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchDestroy(); 24310adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 243220735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = INITIALIZING; 24330adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 24340adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onDestroy(); 24350adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 24360adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 24370adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onDestroy()"); 24380adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 24394706c089880423ee5929d4635c6dfc5c3151b20fGeorge Mount mChildFragmentManager = null; 24400adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 24419375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell 2442916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell void performDetach() { 2443916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell mCalled = false; 2444916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell onDetach(); 2445916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell if (!mCalled) { 2446916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell throw new SuperNotCalledException("Fragment " + this 2447916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell + " did not call through to super.onDetach()"); 2448916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell } 2449916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell 2450916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell // Destroy the child FragmentManager if we still have it here. 2451916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell // We won't unless we're retaining our instance and if we do, 2452916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell // our child FragmentManager instance state will have already been saved. 2453916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell if (mChildFragmentManager != null) { 2454916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell if (!mRetaining) { 2455916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell throw new IllegalStateException("Child FragmentManager of " + this + " was not " 2456916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell + " destroyed and this fragment is not retaining instance"); 2457916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell } 2458916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell mChildFragmentManager.dispatchDestroy(); 2459916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell mChildFragmentManager = null; 2460916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell } 2461916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell } 2462916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell 2463990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount void setOnStartEnterTransitionListener(OnStartEnterTransitionListener listener) { 2464990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo(); 2465990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (listener == mAnimationInfo.mStartEnterTransitionListener) { 2466990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return; 2467990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2468990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (listener != null && mAnimationInfo.mStartEnterTransitionListener != null) { 2469990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount throw new IllegalStateException("Trying to set a replacement " 2470990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount + "startPostponedEnterTransition on " + this); 2471990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2472990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo.mEnterTransitionPostponed) { 2473990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount mAnimationInfo.mStartEnterTransitionListener = listener; 2474990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2475990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (listener != null) { 2476990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount listener.startListening(); 2477990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2478990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2479990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2480990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount private AnimationInfo ensureAnimationInfo() { 2481990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null) { 2482990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount mAnimationInfo = new AnimationInfo(); 2483990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2484990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return mAnimationInfo; 2485990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2486990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2487990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount int getNextAnim() { 2488990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null) { 2489990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return 0; 2490990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2491990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return mAnimationInfo.mNextAnim; 2492990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2493990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2494990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount void setNextAnim(int animResourceId) { 2495990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null && animResourceId == 0) { 2496990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return; // no change! 2497990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2498990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo().mNextAnim = animResourceId; 2499990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2500990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2501990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount int getNextTransition() { 2502990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null) { 2503990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return 0; 2504990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2505990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return mAnimationInfo.mNextTransition; 2506990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2507990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2508990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount void setNextTransition(int nextTransition, int nextTransitionStyle) { 2509990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null && nextTransition == 0 && nextTransitionStyle == 0) { 2510990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return; // no change! 2511990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2512990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo(); 2513990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount mAnimationInfo.mNextTransition = nextTransition; 2514990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount mAnimationInfo.mNextTransitionStyle = nextTransitionStyle; 2515990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2516990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2517990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount int getNextTransitionStyle() { 2518990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null) { 2519990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return 0; 2520990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2521990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return mAnimationInfo.mNextTransitionStyle; 2522990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2523990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2524990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount SharedElementCallback getEnterTransitionCallback() { 2525990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null) { 2526990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return null; 2527990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2528990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return mAnimationInfo.mEnterTransitionCallback; 2529990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2530990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2531990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount SharedElementCallback getExitTransitionCallback() { 2532990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null) { 2533990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return null; 2534990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2535990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return mAnimationInfo.mExitTransitionCallback; 2536990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2537990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2538990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount View getAnimatingAway() { 2539990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null) { 2540990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return null; 2541990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2542990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return mAnimationInfo.mAnimatingAway; 2543990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2544990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2545990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount void setAnimatingAway(View view) { 2546990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo().mAnimatingAway = view; 2547990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2548990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2549990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount int getStateAfterAnimating() { 2550990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null) { 2551990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return 0; 2552990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2553990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return mAnimationInfo.mStateAfterAnimating; 2554990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2555990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2556990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount void setStateAfterAnimating(int state) { 2557990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount ensureAnimationInfo().mStateAfterAnimating = state; 2558990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2559990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2560990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount boolean isPostponed() { 2561990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount if (mAnimationInfo == null) { 2562990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return false; 2563990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2564990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount return mAnimationInfo.mEnterTransitionPostponed; 2565990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2566990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2567667ec4150c78bf295b3db1fa4d546def9ade9d20George Mount boolean isHideReplaced() { 2568667ec4150c78bf295b3db1fa4d546def9ade9d20George Mount if (mAnimationInfo == null) { 2569667ec4150c78bf295b3db1fa4d546def9ade9d20George Mount return false; 2570667ec4150c78bf295b3db1fa4d546def9ade9d20George Mount } 2571667ec4150c78bf295b3db1fa4d546def9ade9d20George Mount return mAnimationInfo.mIsHideReplaced; 2572667ec4150c78bf295b3db1fa4d546def9ade9d20George Mount } 2573667ec4150c78bf295b3db1fa4d546def9ade9d20George Mount 2574667ec4150c78bf295b3db1fa4d546def9ade9d20George Mount void setHideReplaced(boolean replaced) { 2575667ec4150c78bf295b3db1fa4d546def9ade9d20George Mount ensureAnimationInfo().mIsHideReplaced = replaced; 2576667ec4150c78bf295b3db1fa4d546def9ade9d20George Mount } 2577667ec4150c78bf295b3db1fa4d546def9ade9d20George Mount 2578990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount /** 2579990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * Used internally to be notified when {@link #startPostponedEnterTransition()} has 2580990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * been called. This listener will only be called once and then be removed from the 2581990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * listeners. 2582990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount */ 2583990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount interface OnStartEnterTransitionListener { 2584990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount void onStartEnterTransition(); 2585990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount void startListening(); 2586990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2587990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2588990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount /** 2589990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * Contains all the animation and transition information for a fragment. This will only 2590990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount * be instantiated for Fragments that have Views. 2591990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount */ 2592990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount static class AnimationInfo { 2593990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // Non-null if the fragment's view hierarchy is currently animating away, 2594990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // meaning we need to wait a bit on completely destroying it. This is the 2595990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // view that is animating. 2596990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount View mAnimatingAway; 2597990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2598990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // If mAnimatingAway != null, this is the state we should move to once the 2599990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // animation is done. 2600990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount int mStateAfterAnimating; 2601990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2602990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // If app has requested a specific animation, this is the one to use. 2603990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount int mNextAnim; 2604990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2605990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // If app has requested a specific transition, this is the one to use. 2606990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount int mNextTransition; 2607990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2608990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // If app has requested a specific transition style, this is the one to use. 2609990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount int mNextTransitionStyle; 2610990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2611990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount private Object mEnterTransition = null; 2612990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount private Object mReturnTransition = USE_DEFAULT_TRANSITION; 2613990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount private Object mExitTransition = null; 2614990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount private Object mReenterTransition = USE_DEFAULT_TRANSITION; 2615990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount private Object mSharedElementEnterTransition = null; 2616990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount private Object mSharedElementReturnTransition = USE_DEFAULT_TRANSITION; 2617990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount private Boolean mAllowReturnTransitionOverlap; 2618990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount private Boolean mAllowEnterTransitionOverlap; 2619990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2620990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount SharedElementCallback mEnterTransitionCallback = null; 2621990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount SharedElementCallback mExitTransitionCallback = null; 2622990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2623990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // True when postponeEnterTransition has been called and startPostponeEnterTransition 2624990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // hasn't been called yet. 2625990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount boolean mEnterTransitionPostponed; 2626990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2627990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // Listener to wait for startPostponeEnterTransition. After being called, it will 2628990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount // be set to null 2629990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount OnStartEnterTransitionListener mStartEnterTransitionListener; 2630990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount 2631667ec4150c78bf295b3db1fa4d546def9ade9d20George Mount // True if the View was hidden, but the transition is handling the hide 2632667ec4150c78bf295b3db1fa4d546def9ade9d20George Mount boolean mIsHideReplaced; 2633990e6fc0326f5948736650c0cb71b6002d443c9cGeorge Mount } 2634cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 2635