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 19cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.app.Activity; 20cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.ComponentCallbacks; 21cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.Context; 22cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.Intent; 23fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarriimport android.content.IntentSender; 24cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.res.Configuration; 25cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.res.Resources; 26cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Bundle; 27cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Parcel; 28cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Parcelable; 29916455675ddb34d0eb848b2355550268d82c3ce7Adam Powellimport android.support.annotation.CallSuper; 30e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslavimport android.support.annotation.NonNull; 31a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbyeimport android.support.annotation.Nullable; 32a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbyeimport android.support.annotation.StringRes; 332290993eddf5262a8df7fc9478daed52401e325aDianne Hackbornimport android.support.v4.util.SimpleArrayMap; 34cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.support.v4.util.DebugUtils; 35bf0947be2ead9b3d8e5865bcd3d3652d02a2aa5aChris Banesimport android.support.v4.view.LayoutInflaterCompat; 36cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.util.AttributeSet; 37be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackbornimport android.util.Log; 38cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.util.SparseArray; 39cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.ContextMenu; 40cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.LayoutInflater; 41cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.Menu; 42cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.MenuInflater; 43cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.MenuItem; 44cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.View; 45cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.ViewGroup; 46cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.ContextMenu.ContextMenuInfo; 47cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.View.OnCreateContextMenuListener; 48cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.animation.Animation; 49cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.widget.AdapterView; 50cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 51cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport java.io.FileDescriptor; 52cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport java.io.PrintWriter; 53cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 54cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornfinal class FragmentState implements Parcelable { 55cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final String mClassName; 56cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int mIndex; 57cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final boolean mFromLayout; 58cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int mFragmentId; 59cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int mContainerId; 60cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final String mTag; 61cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final boolean mRetainInstance; 62e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn final boolean mDetached; 63cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final Bundle mArguments; 64340a183c3293d98842e4a2671b500e8e80258818Todd Kennedy final boolean mHidden; 65cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 66cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mSavedFragmentState; 67cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 68cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment mInstance; 69c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell 70cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState(Fragment frag) { 71cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mClassName = frag.getClass().getName(); 72cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mIndex = frag.mIndex; 73cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFromLayout = frag.mFromLayout; 74cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFragmentId = frag.mFragmentId; 75cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mContainerId = frag.mContainerId; 76cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTag = frag.mTag; 77cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mRetainInstance = frag.mRetainInstance; 78e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mDetached = frag.mDetached; 79cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments = frag.mArguments; 80340a183c3293d98842e4a2671b500e8e80258818Todd Kennedy mHidden = frag.mHidden; 81cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 82cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 83cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState(Parcel in) { 84cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mClassName = in.readString(); 85cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mIndex = in.readInt(); 86cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFromLayout = in.readInt() != 0; 87cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFragmentId = in.readInt(); 88cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mContainerId = in.readInt(); 89cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTag = in.readString(); 90cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mRetainInstance = in.readInt() != 0; 91e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mDetached = in.readInt() != 0; 92cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments = in.readBundle(); 93340a183c3293d98842e4a2671b500e8e80258818Todd Kennedy mHidden = in.readInt() != 0; 94cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mSavedFragmentState = in.readBundle(); 95cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 96d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 97c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell public Fragment instantiate(FragmentHostCallback host, Fragment parent, 98c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell FragmentManagerNonConfig childNonConfig) { 99c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell if (mInstance == null) { 100c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell final Context context = host.getContext(); 101c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell if (mArguments != null) { 102c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mArguments.setClassLoader(context.getClassLoader()); 103c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell } 104d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 105c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance = Fragment.instantiate(context, mClassName, mArguments); 106d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 107c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell if (mSavedFragmentState != null) { 108c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mSavedFragmentState.setClassLoader(context.getClassLoader()); 109c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mSavedFragmentState = mSavedFragmentState; 110c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell } 111c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.setIndex(mIndex, parent); 112c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mFromLayout = mFromLayout; 113c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mRestored = true; 114c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mFragmentId = mFragmentId; 115c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mContainerId = mContainerId; 116c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mTag = mTag; 117c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mRetainInstance = mRetainInstance; 118c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mDetached = mDetached; 119c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mHidden = mHidden; 120c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mFragmentManager = host.mFragmentManager; 121c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell 122c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell if (FragmentManagerImpl.DEBUG) Log.v(FragmentManagerImpl.TAG, 123c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell "Instantiated fragment " + mInstance); 124cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 125c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mInstance.mChildNonConfig = childNonConfig; 126cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mInstance; 127cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 128d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 129cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int describeContents() { 130cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return 0; 131cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 132cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 133cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void writeToParcel(Parcel dest, int flags) { 134cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeString(mClassName); 135cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mIndex); 136cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mFromLayout ? 1 : 0); 137cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mFragmentId); 138cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mContainerId); 139cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeString(mTag); 140cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mRetainInstance ? 1 : 0); 141e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn dest.writeInt(mDetached ? 1 : 0); 142cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeBundle(mArguments); 143340a183c3293d98842e4a2671b500e8e80258818Todd Kennedy dest.writeInt(mHidden? 1 : 0); 144cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeBundle(mSavedFragmentState); 145cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 146cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 147cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static final Parcelable.Creator<FragmentState> CREATOR 148cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn = new Parcelable.Creator<FragmentState>() { 149cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState createFromParcel(Parcel in) { 150cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new FragmentState(in); 151cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 152cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 153cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState[] newArray(int size) { 154cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new FragmentState[size]; 155cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 156cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }; 157cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 158cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 159cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn/** 160cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Static library support version of the framework's {@link android.app.Fragment}. 161cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Used to write apps that run on platforms prior to Android 3.0. When running 162cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on Android 3.0 or above, this implementation is still used; it does not try 1639dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * to switch to the framework's implementation. See the framework {@link android.app.Fragment} 164cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * documentation for a class overview. 1659dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * 1669dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <p>The main differences when using this support version instead of the framework version are: 1679dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <ul> 1689dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <li>Your activity must extend {@link FragmentActivity} 1699dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <li>You must call {@link FragmentActivity#getSupportFragmentManager} to get the 1709dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * {@link FragmentManager} 1719dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * </ul> 1729dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * 173cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 174cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornpublic class Fragment implements ComponentCallbacks, OnCreateContextMenuListener { 1752290993eddf5262a8df7fc9478daed52401e325aDianne Hackborn private static final SimpleArrayMap<String, Class<?>> sClassMap = 1762290993eddf5262a8df7fc9478daed52401e325aDianne Hackborn new SimpleArrayMap<String, Class<?>>(); 1779f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 1789f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount static final Object USE_DEFAULT_TRANSITION = new Object(); 1799f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 180cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final int INITIALIZING = 0; // Not yet created. 181cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final int CREATED = 1; // Created. 182cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final int ACTIVITY_CREATED = 2; // The activity has finished its creation. 183e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn static final int STOPPED = 3; // Fully created, not started. 184e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn static final int STARTED = 4; // Created and started, not resumed. 185e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn static final int RESUMED = 5; // Created started and resumed. 186cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 187cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mState = INITIALIZING; 188cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 189cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Non-null if the fragment's view hierarchy is currently animating away, 190cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // meaning we need to wait a bit on completely destroying it. This is the 191cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // view that is animating. 192cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View mAnimatingAway; 193cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 194cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If mAnimatingAway != null, this is the state we should move to once the 195cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // animation is done. 196cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mStateAfterAnimating; 197cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 198cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // When instantiated from saved state, this is the saved state. 199cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mSavedFragmentState; 200cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn SparseArray<Parcelable> mSavedViewState; 201cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 202cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Index into active fragment array. 203cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mIndex = -1; 204cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 205cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Internal unique name for this fragment; 206cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String mWho; 207cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 208cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Construction arguments; 209cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mArguments; 210cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 211cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Target fragment. 212cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment mTarget; 213cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 2142c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn // For use when retaining a fragment: this is the index of the last mTarget. 2152c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn int mTargetIndex = -1; 2162c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn 217cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Target request code. 218cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mTargetRequestCode; 219cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 220cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // True if the fragment is in the list of added fragments. 221cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mAdded; 222cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 223cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment is being removed from its activity. 224cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRemoving; 225cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 226cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Set to true if this fragment was instantiated from a layout file. 227cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mFromLayout; 228cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 229cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Set to true when the view has actually been inflated in its layout. 230cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mInLayout; 231cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 232cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // True if this fragment has been restored from previously saved state. 233cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRestored; 234d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 235cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Number of active back stack entries this fragment is in. 236cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mBackStackNesting; 237d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 238cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The fragment manager we are associated with. Set as soon as the 239cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // fragment is used in a transaction; cleared after it has been removed 240cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // from all transactions. 241abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell FragmentManagerImpl mFragmentManager; 242cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 243d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy // Host this fragment is attached to. 2448491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy FragmentHostCallback mHost; 2450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 2460adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn // Private fragment manager for child fragments inside of this one. 2470adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn FragmentManagerImpl mChildFragmentManager; 2480adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 249c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell // For use when restoring fragment state and descendant fragments are retained. 250c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell // This state is set by FragmentState.instantiate and cleared in onCreate. 251c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell FragmentManagerNonConfig mChildNonConfig; 252c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell 2530adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn // If this Fragment is contained in another Fragment, this is that container. 2540adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Fragment mParentFragment; 2550adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 256cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The optional identifier for this fragment -- either the container ID if it 257cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // was dynamically added to the view hierarchy, or the ID supplied in 258cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // layout. 259cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mFragmentId; 260cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 261cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // When a fragment is being dynamically added to the view hierarchy, this 262cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // is the identifier of the parent container it is being added to. 263cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mContainerId; 264cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 265cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The optional named tag for this fragment -- usually used to find 266cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // fragments that are not part of the layout. 267cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String mTag; 268cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 269cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Set to true when the app has requested that this fragment be hidden 270cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // from the user. 271cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mHidden; 272cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 273e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn // Set to true when the app has requested that this fragment be deactivated. 274e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn boolean mDetached; 275e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 276cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment would like its instance retained across 277cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // configuration changes. 278cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRetainInstance; 2792bdd09a243b422960168170e2344274cc9cfd788Todd Kennedy 280cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment is being retained across the current config change. 281cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRetaining; 282cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 283cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment has menu items to contribute. 284cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mHasMenu; 2852a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 2862a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn // Set to true to allow the fragment's menu to be shown. 2872a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn boolean mMenuVisible = true; 2882a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 289cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Used to verify that subclasses call through to super class. 290cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mCalled; 291cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 292cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If app has requested a specific animation, this is the one to use. 293cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mNextAnim; 294cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 295cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The parent container of the fragment after dynamically added to UI. 296cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ViewGroup mContainer; 297cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 298cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The View generated for this fragment. 299cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View mView; 300cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 301cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The real inner view that will save/restore state. 302cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View mInnerView; 303abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 304abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell // Whether this fragment should defer starting until after other fragments 305abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell // have been started and their loaders are finished. 306abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell boolean mDeferStart; 30779398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell 30879398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell // Hint provided by the app that this fragment is currently visible to the user. 30979398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell boolean mUserVisibleHint = true; 310abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 311cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn LoaderManagerImpl mLoaderManager; 312cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mLoadersStarted; 313cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mCheckedForLoaderManager; 3149f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 3159f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount Object mEnterTransition = null; 3169f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount Object mReturnTransition = USE_DEFAULT_TRANSITION; 3179f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount Object mExitTransition = null; 3189f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount Object mReenterTransition = USE_DEFAULT_TRANSITION; 3199f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount Object mSharedElementEnterTransition = null; 3209f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount Object mSharedElementReturnTransition = USE_DEFAULT_TRANSITION; 3219f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount Boolean mAllowReturnTransitionOverlap; 3229f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount Boolean mAllowEnterTransitionOverlap; 3239f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 3249306f07b1d66f4974a81f781d29739b30124fff0George Mount SharedElementCallback mEnterTransitionCallback = null; 3259306f07b1d66f4974a81f781d29739b30124fff0George Mount SharedElementCallback mExitTransitionCallback = null; 3269f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 327cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 3285c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * State information that has been retrieved from a fragment instance 3295c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * through {@link FragmentManager#saveFragmentInstanceState(Fragment) 3305c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * FragmentManager.saveFragmentInstanceState}. 3315c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn */ 3325c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public static class SavedState implements Parcelable { 3335c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn final Bundle mState; 3345c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3355c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn SavedState(Bundle state) { 3365c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mState = state; 3375c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3385c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3395c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn SavedState(Parcel in, ClassLoader loader) { 3405c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mState = in.readBundle(); 3415c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (loader != null && mState != null) { 3425c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mState.setClassLoader(loader); 3435c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3445c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3455c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3465c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn @Override 3475c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public int describeContents() { 3485c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return 0; 3495c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3505c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3515c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn @Override 3525c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public void writeToParcel(Parcel dest, int flags) { 3535c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn dest.writeBundle(mState); 3545c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3555c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3565c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public static final Parcelable.Creator<SavedState> CREATOR 3575c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn = new Parcelable.Creator<SavedState>() { 358d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy @Override 3595c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public SavedState createFromParcel(Parcel in) { 3605c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return new SavedState(in, null); 3615c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3625c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 363d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy @Override 3645c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public SavedState[] newArray(int size) { 3655c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return new SavedState[size]; 3665c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3675c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn }; 3685c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3695c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3705c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn /** 371cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Thrown by {@link Fragment#instantiate(Context, String, Bundle)} when 372cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * there is an instantiation failure. 373cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 374cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static public class InstantiationException extends RuntimeException { 375cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public InstantiationException(String msg, Exception cause) { 376cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn super(msg, cause); 377cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 378cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 379cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 380cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 381cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Default constructor. <strong>Every</strong> fragment must have an 382cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * empty constructor, so it can be instantiated when restoring its 383cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * activity's state. It is strongly recommended that subclasses do not 384cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * have other constructors with parameters, since these constructors 385cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will not be called when the fragment is re-instantiated; instead, 386cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * arguments can be supplied by the caller with {@link #setArguments} 387cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * and later retrieved by the Fragment with {@link #getArguments}. 388cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 389cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Applications should generally not implement a constructor. The 390cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * first place application code an run where the fragment is ready to 391cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be used is in {@link #onAttach(Activity)}, the point where the fragment 392cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is actually associated with its activity. Some applications may also 393cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * want to implement {@link #onInflate} to retrieve attributes from a 394cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * layout resource, though should take care here because this happens for 395cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the fragment is attached to its activity. 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 /** 7190adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * Returns the parent Fragment containing this Fragment. If this Fragment 7200adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * is attached directly to an Activity, returns null. 7210adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn */ 7220adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn final public Fragment getParentFragment() { 7230adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return mParentFragment; 7240adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 7250adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 7260adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn /** 727cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment is currently added to its activity. 728cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 729cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isAdded() { 730d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy return mHost != null && mAdded; 731cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 732cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 733cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 7349c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * Return true if the fragment has been explicitly detached from the UI. 7359c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * That is, {@link FragmentTransaction#detach(Fragment) 7369c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * FragmentTransaction.detach(Fragment)} has been used on it. 7379c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn */ 7389c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn final public boolean isDetached() { 7399c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn return mDetached; 7409c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 7419c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 7429c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn /** 743cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if this fragment is currently being removed from its 744cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * activity. This is <em>not</em> whether its activity is finishing, but 745cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * rather whether it is in the process of being removed from its activity. 746cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 747cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isRemoving() { 748cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mRemoving; 749cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 750cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 751cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 752cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the layout is included as part of an activity view 753cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * hierarchy via the <fragment> tag. This will always be true when 754cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * fragments are created through the <fragment> tag, <em>except</em> 755cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * in the case where an old fragment is restored from a previous state and 756cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * it does not appear in the layout of the current state. 757cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 758cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isInLayout() { 759cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mInLayout; 760cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 761cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 762cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 763cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment is in the resumed state. This is true 764cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for the duration of {@link #onResume()} and {@link #onPause()} as well. 765cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 766cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isResumed() { 76720735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell return mState >= RESUMED; 768cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 769cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 770cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 771cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment is currently visible to the user. This means 772cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * it: (1) has been added, (2) has its view attached to the window, and 773cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * (3) is not hidden. 774cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 775cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isVisible() { 776cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return isAdded() && !isHidden() && mView != null 777cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn && mView.getWindowToken() != null && mView.getVisibility() == View.VISIBLE; 778cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 779cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 780cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 781cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment has been hidden. By default fragments 782cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * are shown. You can find out about changes to this state with 783cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onHiddenChanged}. Note that the hidden state is orthogonal 784cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to other states -- that is, to be visible to the user, a fragment 785cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * must be both started and not hidden. 786cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 787cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isHidden() { 788cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mHidden; 789cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 7903a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown 7913a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown /** @hide */ 7923a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown final public boolean hasOptionsMenu() { 7933a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown return mHasMenu; 7943a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown } 7953a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown 7963a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown /** @hide */ 7973a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown final public boolean isMenuVisible() { 7983a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown return mMenuVisible; 7993a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown } 8003a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown 801cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 802cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the hidden state (as returned by {@link #isHidden()} of 803cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the fragment has changed. Fragments start out not hidden; this will 804cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be called whenever the fragment changes state from that. 805cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param hidden True if the fragment is now hidden, false if it is not 806cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * visible. 807cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 808cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onHiddenChanged(boolean hidden) { 809cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 810cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 811cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 812cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Control whether a fragment instance is retained across Activity 813cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * re-creation (such as from a configuration change). This can only 814cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be used with fragments not in the back stack. If set, the fragment 815cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * lifecycle will be slightly different when an activity is recreated: 816cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <ul> 817cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <li> {@link #onDestroy()} will not be called (but {@link #onDetach()} still 818cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will be, because the fragment is being detached from its current activity). 819cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <li> {@link #onCreate(Bundle)} will not be called since the fragment 820cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is not being re-created. 821cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <li> {@link #onAttach(Activity)} and {@link #onActivityCreated(Bundle)} <b>will</b> 822cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * still be called. 823cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * </ul> 824cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 825cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setRetainInstance(boolean retain) { 826cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mRetainInstance = retain; 827cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 828cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 829cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean getRetainInstance() { 830cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mRetainInstance; 831cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 832cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 833cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 834cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Report that this fragment would like to participate in populating 835cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the options menu by receiving a call to {@link #onCreateOptionsMenu} 836cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * and related methods. 837d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * 838cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param hasMenu If true, the fragment has menu items to contribute. 839cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 840cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setHasOptionsMenu(boolean hasMenu) { 841cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mHasMenu != hasMenu) { 842cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mHasMenu = hasMenu; 843cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (isAdded() && !isHidden()) { 8448491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy mHost.onSupportInvalidateOptionsMenu(); 845cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 846cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 847cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 8482a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 8492a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn /** 8502a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * Set a hint for whether this fragment's menu should be visible. This 8512a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * is useful if you know that a fragment has been placed in your view 8522a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * hierarchy so that the user can not currently seen it, so any menu items 8532a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * it has should also not be shown. 8542a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * 8552a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * @param menuVisible The default is true, meaning the fragment's menu will 8562a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * be shown as usual. If false, the user will not see the menu. 8572a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn */ 8582a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn public void setMenuVisibility(boolean menuVisible) { 8592a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (mMenuVisible != menuVisible) { 8602a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn mMenuVisible = menuVisible; 8612a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (mHasMenu && isAdded() && !isHidden()) { 8628491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy mHost.onSupportInvalidateOptionsMenu(); 8632a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn } 8642a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn } 8652a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn } 8662a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 867cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 86879398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * Set a hint to the system about whether this fragment's UI is currently visible 86979398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * to the user. This hint defaults to true and is persistent across fragment instance 87079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * state save and restore. 871abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell * 87279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * <p>An app may set this to false to indicate that the fragment's UI is 87379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * scrolled out of visibility or is otherwise not directly visible to the user. 87479398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * This may be used by the system to prioritize operations such as fragment lifecycle updates 87579398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * or loader ordering behavior.</p> 876abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell * 87779398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * @param isVisibleToUser true if this fragment's UI is currently visible to the user (default), 87879398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * false if it is not. 879abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell */ 88079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell public void setUserVisibleHint(boolean isVisibleToUser) { 8813ab5a96f51cbd0498a62f1e91f1ef99e95cb1b1cAdam Powell if (!mUserVisibleHint && isVisibleToUser && mState < STARTED 8823ab5a96f51cbd0498a62f1e91f1ef99e95cb1b1cAdam Powell && mFragmentManager != null && isAdded()) { 883abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell mFragmentManager.performPendingDeferredStart(this); 884abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 88579398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell mUserVisibleHint = isVisibleToUser; 886c83dccecb0ec4bf9f4befdb18caccb8f373ed7bcAdam Powell mDeferStart = mState < STARTED && !isVisibleToUser; 887abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 888abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 889abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell /** 89079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * @return The current value of the user-visible hint on this fragment. 89179398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * @see #setUserVisibleHint(boolean) 892abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell */ 89379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell public boolean getUserVisibleHint() { 89479398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell return mUserVisibleHint; 895abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 896abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 897abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell /** 898cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the LoaderManager for this fragment, creating it if needed. 899cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 900cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public LoaderManager getLoaderManager() { 901cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 902cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mLoaderManager; 903cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 904d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy if (mHost == null) { 905cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 906cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 907cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 908d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mLoaderManager = mHost.getLoaderManager(mWho, mLoadersStarted, true); 909cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mLoaderManager; 910cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 911d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 912cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 9138491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy * Call {@link Activity#startActivity(Intent)} from the fragment's 914cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * containing Activity. 915cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 916cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void startActivity(Intent intent) { 9170e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick startActivity(intent, null); 9180e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick } 9190e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick 9200e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick /** 9210e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick * Call {@link Activity#startActivity(Intent, Bundle)} from the fragment's 9220e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick * containing Activity. 9230e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick */ 9240e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick public void startActivity(Intent intent, @Nullable Bundle options) { 925d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy if (mHost == null) { 926cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 927cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 9280e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick mHost.onStartActivityFromFragment(this /*fragment*/, intent, -1, options); 929cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 930d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 931cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 9328491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy * Call {@link Activity#startActivityForResult(Intent, int)} from the fragment's 933cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * containing Activity. 934cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 935cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void startActivityForResult(Intent intent, int requestCode) { 9360e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick startActivityForResult(intent, requestCode, null); 9370e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick } 9380e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick 9390e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick /** 9400e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick * Call {@link Activity#startActivityForResult(Intent, int, Bundle)} from the fragment's 9410e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick * containing Activity. 9420e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick */ 9430e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick public void startActivityForResult(Intent intent, int requestCode, @Nullable Bundle options) { 944d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy if (mHost == null) { 945cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 946cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 9470e35b9f59703416786e7ac460726c2c06a9194fcDaniel Resnick mHost.onStartActivityFromFragment(this /*fragment*/, intent, requestCode, options); 948fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri } 949fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri 950fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri /** 951fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri * Call {@link Activity#startIntentSenderForResult(IntentSender, int, Intent, int, int, int, 952fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri * Bundle)} from the fragment's containing Activity. 953fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri */ 954fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri public void startIntentSenderForResult(IntentSender intent, int requestCode, 955fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri @Nullable Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags, 956fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri Bundle options) throws IntentSender.SendIntentException { 957fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri if (mHost == null) { 958fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 959fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri } 960fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri mHost.onStartIntentSenderFromFragment(this, intent, requestCode, fillInIntent, flagsMask, 961fed04169c31e7e3d8c7a328876358dd3564062bbClara Bayarri flagsValues, extraFlags, options); 962cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 963d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 964cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 965cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Receive the result from a previous call to 966cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #startActivityForResult(Intent, int)}. This follows the 967cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * related Activity API as described there in 968cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onActivityResult(int, int, Intent)}. 969d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * 970cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param requestCode The integer request code originally supplied to 971cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * startActivityForResult(), allowing you to identify who this 972cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * result came from. 973cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resultCode The integer result code returned by the child activity 974cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * through its setResult(). 975cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param data An Intent, which can return result data to the caller 976cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * (various data can be attached to Intent "extras"). 977cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 978cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onActivityResult(int requestCode, int resultCode, Intent data) { 979cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 980d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 981cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 982e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * Requests permissions to be granted to this application. These permissions 983e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * must be requested in your manifest, they should not be granted to your app, 984e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * and they should have protection level {@link android.content.pm.PermissionInfo 985e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * #PROTECTION_DANGEROUS dangerous}, regardless whether they are declared by 986e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * the platform or a third-party app. 987e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * <p> 988e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * Normal permissions {@link android.content.pm.PermissionInfo#PROTECTION_NORMAL} 989e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * are granted at install time if requested in the manifest. Signature permissions 990e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * {@link android.content.pm.PermissionInfo#PROTECTION_SIGNATURE} are granted at 991e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * install time if requested in the manifest and the signature of your app matches 992e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * the signature of the app declaring the permissions. 993e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * </p> 994e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * <p> 995e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * If your app does not have the requested permissions the user will be presented 996e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * with UI for accepting them. After the user has accepted or rejected the 997e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * requested permissions you will receive a callback on {@link 998e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * #onRequestPermissionsResult(int, String[], int[])} reporting whether the 999e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * permissions were granted or not. 1000e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * </p> 1001e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * <p> 1002e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * Note that requesting a permission does not guarantee it will be granted and 1003e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * your app should be able to run without having this permission. 1004e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * </p> 1005e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * <p> 1006e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * This method may start an activity allowing the user to choose which permissions 1007e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * to grant and which to reject. Hence, you should be prepared that your activity 1008e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * may be paused and resumed. Further, granting some permissions may require 1009e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * a restart of you application. In such a case, the system will recreate the 1010e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * activity stack before delivering the result to {@link 1011e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * #onRequestPermissionsResult(int, String[], int[])}. 1012e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * </p> 1013e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * <p> 1014e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * When checking whether you have a permission you should use {@link 1015e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * android.content.Context#checkSelfPermission(String)}. 1016e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * </p> 1017e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * <p> 10182750390fbdc2e7037a7e10141d23f2068ae8c2d7Svet Ganov * Calling this API for permissions already granted to your app would show UI 10192750390fbdc2e7037a7e10141d23f2068ae8c2d7Svet Ganov * to the user to decided whether the app can still hold these permissions. This 10202750390fbdc2e7037a7e10141d23f2068ae8c2d7Svet Ganov * can be useful if the way your app uses the data guarded by the permissions 10212750390fbdc2e7037a7e10141d23f2068ae8c2d7Svet Ganov * changes significantly. 10222750390fbdc2e7037a7e10141d23f2068ae8c2d7Svet Ganov * </p> 10232750390fbdc2e7037a7e10141d23f2068ae8c2d7Svet Ganov * <p> 1024e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * A sample permissions request looks like this: 1025e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * </p> 1026e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * <code><pre><p> 1027e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * private void showContacts() { 1028e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * if (getActivity().checkSelfPermission(Manifest.permission.READ_CONTACTS) 1029e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * != PackageManager.PERMISSION_GRANTED) { 1030e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, 1031e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * PERMISSIONS_REQUEST_READ_CONTACTS); 1032e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * } else { 1033e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * doShowContacts(); 1034e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * } 1035e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * } 1036e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * 1037e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * {@literal @}Override 1038e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * public void onRequestPermissionsResult(int requestCode, String[] permissions, 1039e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * int[] grantResults) { 1040e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * if (requestCode == PERMISSIONS_REQUEST_READ_CONTACTS 1041e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * && grantResults[0] == PackageManager.PERMISSION_GRANTED) { 1042e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * doShowContacts(); 1043e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * } 1044e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * } 1045e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * </code></pre></p> 1046e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * 1047e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @param permissions The requested permissions. 1048e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @param requestCode Application specific request code to match with a result 1049e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * reported to {@link #onRequestPermissionsResult(int, String[], int[])}. 1050e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * 1051e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @see #onRequestPermissionsResult(int, String[], int[]) 1052e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @see android.content.Context#checkSelfPermission(String) 1053e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav */ 1054e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav public final void requestPermissions(@NonNull String[] permissions, int requestCode) { 1055e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav if (mHost == null) { 1056e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 1057e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav } 10585fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian mHost.onRequestPermissionsFromFragment(this, permissions, requestCode); 1059e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav } 1060e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav 1061e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav /** 1062e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * Callback for the result from requesting permissions. This method 1063e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * is invoked for every call on {@link #requestPermissions(String[], int)}. 1064dddb7e2bbb343ecb435026c13028ba5cd1ae42a5Svet Ganov * <p> 1065dddb7e2bbb343ecb435026c13028ba5cd1ae42a5Svet Ganov * <strong>Note:</strong> It is possible that the permissions request interaction 1066dddb7e2bbb343ecb435026c13028ba5cd1ae42a5Svet Ganov * with the user is interrupted. In this case you will receive empty permissions 1067dddb7e2bbb343ecb435026c13028ba5cd1ae42a5Svet Ganov * and results arrays which should be treated as a cancellation. 1068dddb7e2bbb343ecb435026c13028ba5cd1ae42a5Svet Ganov * </p> 1069e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * 1070e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @param requestCode The request code passed in {@link #requestPermissions(String[], int)}. 1071e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @param permissions The requested permissions. Never null. 1072e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @param grantResults The grant results for the corresponding permissions 1073e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * which is either {@link android.content.pm.PackageManager#PERMISSION_GRANTED} 1074e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * or {@link android.content.pm.PackageManager#PERMISSION_DENIED}. Never null. 1075e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * 1076e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @see #requestPermissions(String[], int) 1077e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav */ 1078e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, 1079e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav @NonNull int[] grantResults) { 1080e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav /* callback - do nothing */ 1081e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav } 1082e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav 1083e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav /** 1084e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * Gets whether you should show UI with rationale for requesting a permission. 1085e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * You should do this only if you do not have the permission and the context in 1086e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * which the permission is requested does not clearly communicate to the user 1087e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * what would be the benefit from granting this permission. 1088e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * <p> 1089e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * For example, if you write a camera app, requesting the camera permission 1090e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * would be expected by the user and no rationale for why it is requested is 1091e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * needed. If however, the app needs location for tagging photos then a non-tech 1092e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * savvy user may wonder how location is related to taking photos. In this case 1093e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * you may choose to show UI with rationale of requesting this permission. 1094e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * </p> 1095e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * 1096e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @param permission A permission your app wants to request. 1097e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @return Whether you can show permission rationale UI. 1098e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * 1099e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @see Context#checkSelfPermission(String) 1100e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @see #requestPermissions(String[], int) 1101e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav * @see #onRequestPermissionsResult(int, String[], int[]) 1102e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav */ 1103e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav public boolean shouldShowRequestPermissionRationale(@NonNull String permission) { 1104e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav if (mHost != null) { 1105e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav return mHost.onShouldShowRequestPermissionRationale(permission); 1106e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav } 1107e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav return false; 1108e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav } 1109e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav 1110e1e957f536c20ebe2a7e6c417ccb2fd8f7fa845bSvetoslav /** 1111cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @hide Hack so that DialogFragment can make its Dialog before creating 1112cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * its views, and the view construction can use the dialog's context for 1113cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inflation. Maybe this should become a public API. Note sure. 1114cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1115cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public LayoutInflater getLayoutInflater(Bundle savedInstanceState) { 11168491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy LayoutInflater result = mHost.onGetLayoutInflater(); 11170f3dfb28a503b3fb3e51666dd565b0d17eaebfbbAdam Powell getChildFragmentManager(); // Init if needed; use raw implementation below. 1118bf0947be2ead9b3d8e5865bcd3d3652d02a2aa5aChris Banes LayoutInflaterCompat.setFactory(result, mChildFragmentManager.getLayoutInflaterFactory()); 11190f3dfb28a503b3fb3e51666dd565b0d17eaebfbbAdam Powell return result; 1120cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1121d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 1122cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1123cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a fragment is being created as part of a view layout 1124cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inflation, typically from setting the content view of an activity. This 11259277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * may be called immediately after the fragment is created from a <fragment> 1126cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tag in a layout file. Note this is <em>before</em> the fragment's 1127cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onAttach(Activity)} has been called; all you should do here is 11289277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * parse the attributes and save them away. 1129cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1130cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>This is called every time the fragment is inflated, even if it is 11319277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * being inflated into a new instance with saved state. It typically makes 11329277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * sense to re-parse the parameters each time, to allow them to change with 11339277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * different configurations.</p> 11349277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 11359277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>Here is a typical implementation of a fragment that can take parameters 11369277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * both through attributes supplied here as well from {@link #getArguments()}:</p> 11379277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 11389277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * {@sample development/samples/ApiDemos/src/com/example/android/apis/app/FragmentArguments.java 11399277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * fragment} 11409277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 11419277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>Note that parsing the XML attributes uses a "styleable" resource. The 11429277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * declaration for the styleable used here is:</p> 11439277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 11449277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * {@sample development/samples/ApiDemos/res/values/attrs.xml fragment_arguments} 1145cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 11469277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>The fragment can then be declared within its activity's content layout 11479277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * through a tag like this:</p> 11489277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 11499277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * {@sample development/samples/ApiDemos/res/layout/fragment_arguments.xml from_attributes} 11509277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 11519277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>This fragment can also be created dynamically from arguments given 11529277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * at runtime in the arguments Bundle; here is an example of doing so at 11539277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * creation of the containing activity:</p> 11549277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 11559277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * {@sample development/samples/ApiDemos/src/com/example/android/apis/app/FragmentArguments.java 11569277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * create} 11579277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 1158d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * @param context The Activity that is inflating this fragment. 1159cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param attrs The attributes at the tag where the fragment is 1160cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * being created. 1161cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 1162cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a previous saved state, this is the state. 1163cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1164916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1165d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy public void onInflate(Context context, AttributeSet attrs, Bundle savedInstanceState) { 1166d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mCalled = true; 1167d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy final Activity hostActivity = mHost == null ? null : mHost.getActivity(); 1168d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy if (hostActivity != null) { 1169d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mCalled = false; 1170d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy onInflate(hostActivity, attrs, savedInstanceState); 1171d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy } 1172d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy } 1173d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 1174d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy /** 1175d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * Called when a fragment is being created as part of a view layout 1176d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * inflation, typically from setting the content view of an activity. 1177d805095048f6be52cddbd572ee343c4639ba8187Alan Viverette * 1178d805095048f6be52cddbd572ee343c4639ba8187Alan Viverette * @deprecated See {@link #onInflate(Context, AttributeSet, Bundle)}. 1179d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy */ 1180d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy @Deprecated 1181916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 11829277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public void onInflate(Activity activity, AttributeSet attrs, Bundle savedInstanceState) { 1183cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1184cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 11859f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 1186cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1187cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell * Called when a fragment is attached as a child of this fragment. 1188cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell * 1189cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell * <p>This is called after the attached fragment's <code>onAttach</code> and before 1190cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell * the attached fragment's <code>onCreate</code> if the fragment has not yet had a previous 1191cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell * call to <code>onCreate</code>.</p> 1192cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell * 1193cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell * @param childFragment child fragment being attached 1194cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell */ 1195cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell public void onAttachFragment(Fragment childFragment) { 1196cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell } 1197cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell 1198cef09fee2126f901aa164f6e89c370ab81cff1b3Adam Powell /** 1199d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * Called when a fragment is first attached to its context. 1200d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy * {@link #onCreate(Bundle)} will be called after this. 1201d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy */ 1202916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1203d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy public void onAttach(Context context) { 1204d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mCalled = true; 1205d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy final Activity hostActivity = mHost == null ? null : mHost.getActivity(); 1206d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy if (hostActivity != null) { 1207d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mCalled = false; 1208d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy onAttach(hostActivity); 1209d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy } 1210d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy } 1211d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 1212d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy /** 1213cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a fragment is first attached to its activity. 1214cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreate(Bundle)} will be called after this. 1215d805095048f6be52cddbd572ee343c4639ba8187Alan Viverette * 1216d805095048f6be52cddbd572ee343c4639ba8187Alan Viverette * @deprecated See {@link #onAttach(Context)}. 1217cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1218d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy @Deprecated 1219916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1220cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onAttach(Activity activity) { 1221cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1222cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1223d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 1224cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1225cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a fragment loads an animation. 1226cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 12279277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public Animation onCreateAnimation(int transit, boolean enter, int nextAnim) { 1228cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1229cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1230d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 1231cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1232cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called to do initial creation of a fragment. This is called after 1233cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onAttach(Activity)} and before 1234cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}. 1235cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1236cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Note that this can be called while the fragment's activity is 1237cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * still in the process of being created. As such, you can not rely 1238cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on things like the activity's content view hierarchy being initialized 1239cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * at this point. If you want to do work once the activity itself is 1240cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * created, see {@link #onActivityCreated(Bundle)}. 1241277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell * 1242277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell * <p>Any restored child fragments will be created before the base 1243277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell * <code>Fragment.onCreate</code> method returns.</p> 1244cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1245cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 1246cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a previous saved state, this is the state. 1247cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1248916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1249c861fd8b28b0b878ccc194ee6099b3b1bc4c3ae8Scott Kennedy public void onCreate(@Nullable Bundle savedInstanceState) { 1250cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 12519375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell restoreChildFragmentState(savedInstanceState); 1252fd15fbacc1d0cb92f2edf72137e4940be2547aa4Adam Powell if (mChildFragmentManager != null 1253fd15fbacc1d0cb92f2edf72137e4940be2547aa4Adam Powell && !mChildFragmentManager.isStateAtLeast(Fragment.CREATED)) { 1254fd15fbacc1d0cb92f2edf72137e4940be2547aa4Adam Powell mChildFragmentManager.dispatchCreate(); 1255fd15fbacc1d0cb92f2edf72137e4940be2547aa4Adam Powell } 12569375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell } 12579375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell 12589375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell /** 12599375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * Restore the state of the child FragmentManager. Called by either 12609375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * {@link #onCreate(Bundle)} for non-retained instance fragments or by 12619375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * {@link FragmentManagerImpl#moveToState(Fragment, int, int, int, boolean)} 12629375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * for retained instance fragments. 12639375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * 12649375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * <p><strong>Postcondition:</strong> if there were child fragments to restore, 12659375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * the child FragmentManager will be instantiated and brought to the {@link #CREATED} state. 12669375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * </p> 12679375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * 12689375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * @param savedInstanceState the savedInstanceState potentially containing fragment info 12699375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell */ 12709375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell void restoreChildFragmentState(@Nullable Bundle savedInstanceState) { 1271277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell if (savedInstanceState != null) { 1272277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell Parcelable p = savedInstanceState.getParcelable( 1273277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell FragmentActivity.FRAGMENTS_TAG); 1274277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell if (p != null) { 1275277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell if (mChildFragmentManager == null) { 1276277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell instantiateChildFragmentManager(); 1277277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell } 1278c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mChildFragmentManager.restoreAllState(p, mChildNonConfig); 1279c077b4cd990a9f220a27ad5eca04828e17136064Adam Powell mChildNonConfig = null; 1280277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell mChildFragmentManager.dispatchCreate(); 1281277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell } 1282277f9d9ad10cd8e989619ee51c888761029daa98Adam Powell } 1283cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 12840adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 1285cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1286cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called to have the fragment instantiate its user interface view. 1287cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is optional, and non-graphical fragments can return null (which 1288cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is the default implementation). This will be called between 1289cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreate(Bundle)} and {@link #onActivityCreated(Bundle)}. 1290cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1291cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>If you return a View from here, you will later be called in 1292cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onDestroyView} when the view is being released. 1293cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1294cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param inflater The LayoutInflater object that can be used to inflate 1295cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * any views in the fragment, 1296cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param container If non-null, this is the parent view that the fragment's 1297cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * UI should be attached to. The fragment should not add the view itself, 1298cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * but this can be used to generate the LayoutParams of the view. 1299cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If non-null, this fragment is being re-constructed 1300cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * from a previous saved state as given here. 1301cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1302cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Return the View for the fragment's UI, or null. 1303cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1304c861fd8b28b0b878ccc194ee6099b3b1bc4c3ae8Scott Kennedy @Nullable 1305a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, 1306a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye @Nullable Bundle savedInstanceState) { 1307cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1308cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 13090adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 1310cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1311e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * Called immediately after {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)} 1312e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * has returned, but before any saved state has been restored in to the view. 1313e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * This gives subclasses a chance to initialize themselves once 1314e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * they know their view hierarchy has been completely created. The fragment's 1315e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * view hierarchy is not however attached to its parent at this point. 1316e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * @param view The View returned by {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}. 1317e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * @param savedInstanceState If non-null, this fragment is being re-constructed 1318e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * from a previous saved state as given here. 1319e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn */ 1320a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public void onViewCreated(View view, @Nullable Bundle savedInstanceState) { 1321e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1322e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 1323e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn /** 1324cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Get the root view for the fragment's layout (the one returned by {@link #onCreateView}), 1325cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * if provided. 1326cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1327cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return The fragment's root view, or null if it has no layout. 1328cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1329a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye @Nullable 1330cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public View getView() { 1331cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mView; 1332cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1333cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1334cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1335cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment's activity has been created and this 1336cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * fragment's view hierarchy instantiated. It can be used to do final 1337cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * initialization once these pieces are in place, such as retrieving 1338cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * views or restoring state. It is also useful for fragments that use 1339cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #setRetainInstance(boolean)} to retain their instance, 1340cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * as this callback tells the fragment when it is fully associated with 1341cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the new activity instance. This is called after {@link #onCreateView} 13420adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * and before {@link #onViewStateRestored(Bundle)}. 13430adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * 1344cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 1345cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a previous saved state, this is the state. 1346cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1347916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1348a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public void onActivityCreated(@Nullable Bundle savedInstanceState) { 1349cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1350cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 13510adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 13520adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn /** 13530adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * Called when all saved state has been restored into the view hierarchy 13540adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * of the fragment. This can be used to do initialization based on saved 13550adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * state that you are letting the view hierarchy track itself, such as 13560adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * whether check box widgets are currently checked. This is called 13570adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * after {@link #onActivityCreated(Bundle)} and before 13580adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * {@link #onStart()}. 13590adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * 13600adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 13610adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * a previous saved state, this is the state. 13620adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn */ 1363916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1364a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public void onViewStateRestored(@Nullable Bundle savedInstanceState) { 13650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = true; 13660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 13670adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 1368cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1369cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the Fragment is visible to the user. This is generally 1370cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onStart() Activity.onStart} of the containing 1371cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1372cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1373916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1374cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onStart() { 1375cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1376d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 1377cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mLoadersStarted) { 1378cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoadersStarted = true; 1379cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mCheckedForLoaderManager) { 1380cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 1381d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mLoaderManager = mHost.getLoaderManager(mWho, mLoadersStarted, false); 1382cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1383cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 1384cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doStart(); 1385cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1386cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1387cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1388d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy 1389cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1390cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment is visible to the user and actively running. 1391cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is generally 1392cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onResume() Activity.onResume} of the containing 1393cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1394cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1395916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1396cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onResume() { 1397cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1398cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1399cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1400cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1401cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called to ask the fragment to save its current dynamic state, so it 1402cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can later be reconstructed in a new instance of its process is 1403cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * restarted. If a new instance of the fragment later needs to be 1404cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * created, the data you place in the Bundle here will be available 1405cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * in the Bundle given to {@link #onCreate(Bundle)}, 1406cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}, and 1407cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onActivityCreated(Bundle)}. 1408cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1409cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>This corresponds to {@link Activity#onSaveInstanceState(Bundle) 1410cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity.onSaveInstanceState(Bundle)} and most of the discussion there 1411cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * applies here as well. Note however: <em>this method may be called 1412cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * at any time before {@link #onDestroy()}</em>. There are many situations 1413cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * where a fragment may be mostly torn down (such as when placed on the 1414cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * back stack with no UI showing), but its state will not be saved until 1415cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * its owning activity actually needs to save its state. 1416cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1417cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param outState Bundle in which to place your saved state. 1418cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1419cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onSaveInstanceState(Bundle outState) { 1420cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 14215fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian 14225fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian /** 14235fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * Called when the Fragment's activity changes from fullscreen mode to multi-window mode and 14245fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * visa-versa. This is generally tied to {@link Activity#onMultiWindowModeChanged} of the 14255fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * containing Activity. 14265fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * 14275fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * @param isInMultiWindowMode True if the activity is in multi-window mode. 14285fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian */ 14295fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian public void onMultiWindowModeChanged(boolean isInMultiWindowMode) { 14305fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian } 14315fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian 14325fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian /** 14335fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * Called by the system when the activity changes to and from picture-in-picture mode. This is 14345fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * generally tied to {@link Activity#onPictureInPictureModeChanged} of the containing Activity. 14355fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * 14365fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian * @param isInPictureInPictureMode True if the activity is in picture-in-picture mode. 14375fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian */ 14385fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian public void onPictureInPictureModeChanged(boolean isInPictureInPictureMode) { 14395fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian } 14405fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian 1441916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1442cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onConfigurationChanged(Configuration newConfig) { 1443cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1444cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 14455fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian 1446cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1447cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the Fragment is no longer resumed. This is generally 1448cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onPause() Activity.onPause} of the containing 1449cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1450cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1451916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1452cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onPause() { 1453cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1454cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1455cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1456cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1457cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the Fragment is no longer started. This is generally 1458cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onStop() Activity.onStop} of the containing 1459cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1460cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1461916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1462cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onStop() { 1463cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1464cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1465916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell 1466916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1467cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onLowMemory() { 1468cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1469cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1470cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1471cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1472cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the view previously created by {@link #onCreateView} has 1473cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * been detached from the fragment. The next time the fragment needs 1474cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to be displayed, a new view will be created. This is called 1475cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * after {@link #onStop()} and before {@link #onDestroy()}. It is called 1476cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <em>regardless</em> of whether {@link #onCreateView} returned a 1477cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * non-null view. Internally it is called after the view's state has 1478cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * been saved but before it has been removed from its parent. 1479cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1480916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1481cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDestroyView() { 1482cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1483cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1484cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1485cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1486cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment is no longer in use. This is called 1487cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * after {@link #onStop()} and before {@link #onDetach()}. 1488cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1489916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1490cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDestroy() { 1491cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1492cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //Log.v("foo", "onDestroy: mCheckedForLoaderManager=" + mCheckedForLoaderManager 1493cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // + " mLoaderManager=" + mLoaderManager); 1494cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mCheckedForLoaderManager) { 1495cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 1496d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mLoaderManager = mHost.getLoaderManager(mWho, mLoadersStarted, false); 1497cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1498cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 1499cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doDestroy(); 1500cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1501cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1502cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1503cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 15049c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * Called by the fragment manager once this fragment has been removed, 15059c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * so that we don't have any left-over state if the application decides 15069c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * to re-use the instance. This only clears state that the framework 15079c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * internally manages, not things the application sets. 15089c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn */ 15099c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn void initState() { 15109c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mIndex = -1; 15119c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mWho = null; 15129c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mAdded = false; 15139c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mRemoving = false; 15149c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mFromLayout = false; 15159c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mInLayout = false; 15169c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mRestored = false; 15179c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mBackStackNesting = 0; 15189c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mFragmentManager = null; 15196252d78085a07c9d6bb4645a4e8086bf23b0a49aTim Kilbourn mChildFragmentManager = null; 1520d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mHost = null; 15219c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mFragmentId = 0; 15229c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mContainerId = 0; 15239c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mTag = null; 15249c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mHidden = false; 15259c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mDetached = false; 15269c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mRetaining = false; 15279c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoaderManager = null; 15289c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoadersStarted = false; 15299c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mCheckedForLoaderManager = false; 15309c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 15319c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 15329c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn /** 1533cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment is no longer attached to its activity. This 1534cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is called after {@link #onDestroy()}. 1535cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1536916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell @CallSuper 1537cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDetach() { 1538cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1539cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1540cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1541cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 15429375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * Initialize the contents of the Fragment host's standard options menu. You 1543cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * should place your menu items in to <var>menu</var>. For this method 1544cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to be called, you must have first called {@link #setHasOptionsMenu}. See 1545cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onCreateOptionsMenu(Menu) Activity.onCreateOptionsMenu} 1546cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for more information. 1547cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1548cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param menu The options menu in which you place your items. 1549cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1550cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #setHasOptionsMenu 1551cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onPrepareOptionsMenu 1552cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onOptionsItemSelected 1553cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1554cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { 1555cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1556cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1557cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 15589375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell * Prepare the Fragment host's standard options menu to be displayed. This is 1559cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * called right before the menu is shown, every time it is shown. You can 1560cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * use this method to efficiently enable/disable items or otherwise 1561cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * dynamically modify the contents. See 1562cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onPrepareOptionsMenu(Menu) Activity.onPrepareOptionsMenu} 1563cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for more information. 1564cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1565cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param menu The options menu as last shown or first initialized by 1566cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * onCreateOptionsMenu(). 1567cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1568cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #setHasOptionsMenu 1569cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onCreateOptionsMenu 1570cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1571cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onPrepareOptionsMenu(Menu menu) { 1572cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1573cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1574cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1575cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when this fragment's option menu items are no longer being 1576cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * included in the overall options menu. Receiving this call means that 1577cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the menu needed to be rebuilt, but this fragment's items were not 1578cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * included in the newly built menu (its {@link #onCreateOptionsMenu(Menu, MenuInflater)} 1579cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * was not called). 1580cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1581cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDestroyOptionsMenu() { 1582cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1583cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1584cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1585cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This hook is called whenever an item in your options menu is selected. 1586cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * The default implementation simply returns false to have the normal 1587cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * processing happen (calling the item's Runnable or sending a message to 1588cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * its Handler as appropriate). You can use this method for any items 1589cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for which you would like to do processing without those other 1590cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * facilities. 1591cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1592cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Derived classes should call through to the base class for it to 1593cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * perform the default menu handling. 1594cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1595cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param item The menu item that was selected. 1596cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1597cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return boolean Return false to allow normal menu processing to 1598cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * proceed, true to consume it here. 1599cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1600cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onCreateOptionsMenu 1601cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1602cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean onOptionsItemSelected(MenuItem item) { 1603cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1604cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1605cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1606cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1607cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This hook is called whenever the options menu is being closed (either by the user canceling 1608cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the menu with the back/menu button, or when an item is selected). 1609cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1610cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param menu The options menu as last shown or first initialized by 1611cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * onCreateOptionsMenu(). 1612cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1613cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onOptionsMenuClosed(Menu menu) { 1614cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1615cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1616cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1617cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a context menu for the {@code view} is about to be shown. 1618cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Unlike {@link #onCreateOptionsMenu}, this will be called every 1619cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * time the context menu is about to be shown and should be populated for 1620cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the view (or item inside the view for {@link AdapterView} subclasses, 1621cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * this can be found in the {@code menuInfo})). 1622cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1623cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Use {@link #onContextItemSelected(android.view.MenuItem)} to know when an 1624cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * item has been selected. 1625cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1626cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * The default implementation calls up to 1627cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onCreateContextMenu Activity.onCreateContextMenu}, though 1628cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * you can not call this implementation if you don't want that behavior. 1629cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1630cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * It is not safe to hold onto the context menu after this method returns. 1631cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@inheritDoc} 1632cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1633d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy @Override 1634cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { 1635cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn getActivity().onCreateContextMenu(menu, v, menuInfo); 1636cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1637cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1638cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1639cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Registers a context menu to be shown for the given view (multiple views 1640cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can show the context menu). This method will set the 1641cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link OnCreateContextMenuListener} on the view to this fragment, so 1642cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreateContextMenu(ContextMenu, View, ContextMenuInfo)} will be 1643cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * called when it is time to show the context menu. 1644cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1645cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #unregisterForContextMenu(View) 1646cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param view The view that should show a context menu. 1647cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1648cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void registerForContextMenu(View view) { 1649cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn view.setOnCreateContextMenuListener(this); 1650cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1651cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1652cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1653cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Prevents a context menu to be shown for the given view. This method will 1654cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * remove the {@link OnCreateContextMenuListener} on the view. 1655cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1656cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #registerForContextMenu(View) 1657cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param view The view that should stop showing a context menu. 1658cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1659cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void unregisterForContextMenu(View view) { 1660cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn view.setOnCreateContextMenuListener(null); 1661cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1662cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1663cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1664cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This hook is called whenever an item in a context menu is selected. The 1665cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default implementation simply returns false to have the normal processing 1666cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * happen (calling the item's Runnable or sending a message to its Handler 1667cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * as appropriate). You can use this method for any items for which you 1668cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * would like to do processing without those other facilities. 1669cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1670cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Use {@link MenuItem#getMenuInfo()} to get extra information set by the 1671cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * View that added this menu item. 1672cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1673cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Derived classes should call through to the base class for it to perform 1674cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the default menu handling. 1675cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1676cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param item The context menu item that was selected. 1677cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return boolean Return false to allow normal context menu processing to 1678cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * proceed, true to consume it here. 1679cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1680cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean onContextItemSelected(MenuItem item) { 1681cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1682cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1683e0f27d39b0a4f0ef30ef6446e7b675279961cc94Chris Banes 1684cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 16859306f07b1d66f4974a81f781d29739b30124fff0George Mount * When custom transitions are used with Fragments, the enter transition callback 16869f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is called when this Fragment is attached or detached when not popping the back stack. 16879f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 16889306f07b1d66f4974a81f781d29739b30124fff0George Mount * @param callback Used to manipulate the shared element transitions on this Fragment 16899f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * when added not as a pop from the back stack. 16909f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 1691b1413bc4de16e05ae0455cad93f1edfbcc4eced2George Mount public void setEnterSharedElementCallback(SharedElementCallback callback) { 16929306f07b1d66f4974a81f781d29739b30124fff0George Mount mEnterTransitionCallback = callback; 16939f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 16949f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 16959f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 16969306f07b1d66f4974a81f781d29739b30124fff0George Mount * When custom transitions are used with Fragments, the exit transition callback 16979f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is called when this Fragment is attached or detached when popping the back stack. 16989f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 16999306f07b1d66f4974a81f781d29739b30124fff0George Mount * @param callback Used to manipulate the shared element transitions on this Fragment 17009f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * when added as a pop from the back stack. 17019f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 1702b1413bc4de16e05ae0455cad93f1edfbcc4eced2George Mount public void setExitSharedElementCallback(SharedElementCallback callback) { 17039306f07b1d66f4974a81f781d29739b30124fff0George Mount mExitTransitionCallback = callback; 17049f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 17059f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 17069f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 17079f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used to move Views into the initial scene. The entering 17089f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Views will be those that are regular Views or ViewGroups that have 17099f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 17109f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as entering is governed by changing visibility from 17119f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link View#INVISIBLE} to {@link View#VISIBLE}. If <code>transition</code> is null, 17129f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * entering Views will remain unaffected. 17139f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 17149f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use to move Views into the initial Scene. 17159f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 17169f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setEnterTransition(Object transition) { 17179f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mEnterTransition = transition; 17189f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 17199f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 17209f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 17219f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns the Transition that will be used to move Views into the initial scene. The entering 17229f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Views will be those that are regular Views or ViewGroups that have 17239f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 17249f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as entering is governed by changing visibility from 17259f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link View#INVISIBLE} to {@link View#VISIBLE}. 17269f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 17279f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return the Transition to use to move Views into the initial Scene. 17289f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 17299f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getEnterTransition() { 17309f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount return mEnterTransition; 17319f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 17329f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 17339f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 17349f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used to move Views out of the scene when the Fragment is 17359f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * preparing to be removed, hidden, or detached because of popping the back stack. The exiting 17369f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Views will be those that are regular Views or ViewGroups that have 17379f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 17389f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as entering is governed by changing visibility from 17399f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link View#VISIBLE} to {@link View#INVISIBLE}. If <code>transition</code> is null, 17409f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * entering Views will remain unaffected. If nothing is set, the default will be to 17419f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * use the same value as set in {@link #setEnterTransition(Object)}. 17429f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 17439f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use to move Views out of the Scene when the Fragment 17449f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is preparing to close. <code>transition</code> must be an 17459f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * android.transition.Transition. 17469f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 17479f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setReturnTransition(Object transition) { 17489f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mReturnTransition = transition; 17499f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 17509f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 17519f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 17529f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns the Transition that will be used to move Views out of the scene when the Fragment is 17539f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * preparing to be removed, hidden, or detached because of popping the back stack. The exiting 17549f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Views will be those that are regular Views or ViewGroups that have 17559f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 17569f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as entering is governed by changing visibility from 17579f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link View#VISIBLE} to {@link View#INVISIBLE}. If <code>transition</code> is null, 17589f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * entering Views will remain unaffected. 17599f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 17609f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return the Transition to use to move Views out of the Scene when the Fragment 17619f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is preparing to close. 17629f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 17639f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getReturnTransition() { 17649f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount return mReturnTransition == USE_DEFAULT_TRANSITION ? getEnterTransition() 17659f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount : mReturnTransition; 17669f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 17679f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 17689f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 17699f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used to move Views out of the scene when the 17709f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * fragment is removed, hidden, or detached when not popping the back stack. 17719f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * The exiting Views will be those that are regular Views or ViewGroups that 17729f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * have {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 17739f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as exiting is governed by changing visibility 17749f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * from {@link View#VISIBLE} to {@link View#INVISIBLE}. If transition is null, the views will 17759f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * remain unaffected. 17769f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 17779f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use to move Views out of the Scene when the Fragment 17789f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is being closed not due to popping the back stack. <code>transition</code> 17799f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * must be an android.transition.Transition. 17809f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 17819f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setExitTransition(Object transition) { 17829f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mExitTransition = transition; 17839f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 17849f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 17859f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 17869f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns the Transition that will be used to move Views out of the scene when the 17879f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * fragment is removed, hidden, or detached when not popping the back stack. 17889f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * The exiting Views will be those that are regular Views or ViewGroups that 17899f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * have {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 17909f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as exiting is governed by changing visibility 17919f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * from {@link View#VISIBLE} to {@link View#INVISIBLE}. If transition is null, the views will 17929f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * remain unaffected. 17939f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 17949f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return the Transition to use to move Views out of the Scene when the Fragment 17959f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is being closed not due to popping the back stack. 17969f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 17979f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getExitTransition() { 17989f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount return mExitTransition; 17999f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 18009f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 18019f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 18029f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used to move Views in to the scene when returning due 18039f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * to popping a back stack. The entering Views will be those that are regular Views 18049f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * or ViewGroups that have {@link ViewGroup#isTransitionGroup} return true. Typical Transitions 18059f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * will extend {@link android.transition.Visibility} as exiting is governed by changing 18069f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * visibility from {@link View#VISIBLE} to {@link View#INVISIBLE}. If transition is null, 18079f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * the views will remain unaffected. If nothing is set, the default will be to use the same 18089f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * transition as {@link #setExitTransition(Object)}. 18099f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 18109f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use to move Views into the scene when reentering from a 18119f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * previously-started Activity. <code>transition</code> 18129f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * must be an android.transition.Transition. 18139f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 18149f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setReenterTransition(Object transition) { 18159f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mReenterTransition = transition; 18169f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 18179f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 18189f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 18199f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns the Transition that will be used to move Views in to the scene when returning due 18209f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * to popping a back stack. The entering Views will be those that are regular Views 18219f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * or ViewGroups that have {@link ViewGroup#isTransitionGroup} return true. Typical Transitions 18229f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * will extend {@link android.transition.Visibility} as exiting is governed by changing 18239f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * visibility from {@link View#VISIBLE} to {@link View#INVISIBLE}. If transition is null, 18249f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * the views will remain unaffected. If nothing is set, the default will be to use the same 18259f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * transition as {@link #setExitTransition(Object)}. 18269f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 18279f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return the Transition to use to move Views into the scene when reentering from a 18289f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * previously-started Activity. 18299f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 18309f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getReenterTransition() { 18319f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount return mReenterTransition == USE_DEFAULT_TRANSITION ? getExitTransition() 18329f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount : mReenterTransition; 18339f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 18349f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 18359f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 18369f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used for shared elements transferred into the content 18379f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. Typical Transitions will affect size and location, such as 18389f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.ChangeBounds}. A null 18399f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * value will cause transferred shared elements to blink to the final position. 18409f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 18419f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use for shared elements transferred into the content 18429f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. <code>transition</code> must be an android.transition.Transition. 18439f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 18449f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setSharedElementEnterTransition(Object transition) { 18459f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mSharedElementEnterTransition = transition; 18469f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 18479f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 18489f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 18499f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns the Transition that will be used for shared elements transferred into the content 18509f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. Typical Transitions will affect size and location, such as 18519f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.ChangeBounds}. A null 18529f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * value will cause transferred shared elements to blink to the final position. 18539f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 18549f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return The Transition to use for shared elements transferred into the content 18559f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. 18569f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 18579f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getSharedElementEnterTransition() { 18589f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount return mSharedElementEnterTransition; 18599f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 18609f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 18619f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 18629f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used for shared elements transferred back during a 18639f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * pop of the back stack. This Transition acts in the leaving Fragment. 18649f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Typical Transitions will affect size and location, such as 18659f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.ChangeBounds}. A null 18669f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * value will cause transferred shared elements to blink to the final position. 18679f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * If no value is set, the default will be to use the same value as 18689f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link #setSharedElementEnterTransition(Object)}. 18699f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 18709f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use for shared elements transferred out of the content 18719f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. <code>transition</code> must be an android.transition.Transition. 18729f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 18739f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setSharedElementReturnTransition(Object transition) { 18749f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mSharedElementReturnTransition = transition; 18759f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 18769f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 18779f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 18789f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Return the Transition that will be used for shared elements transferred back during a 18799f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * pop of the back stack. This Transition acts in the leaving Fragment. 18809f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Typical Transitions will affect size and location, such as 18819f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.ChangeBounds}. A null 18829f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * value will cause transferred shared elements to blink to the final position. 18839f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * If no value is set, the default will be to use the same value as 18849f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link #setSharedElementEnterTransition(Object)}. 18859f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 18869f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return The Transition to use for shared elements transferred out of the content 18879f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. 18889f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 18899f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getSharedElementReturnTransition() { 18909f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount return mSharedElementReturnTransition == USE_DEFAULT_TRANSITION ? 18919f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount getSharedElementEnterTransition() : mSharedElementReturnTransition; 18929f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 18939f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 18949f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 18959f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets whether the the exit transition and enter transition overlap or not. 18969f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * When true, the enter transition will start as soon as possible. When false, the 18979f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * enter transition will wait until the exit transition completes before starting. 18989f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 18999f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param allow true to start the enter transition when possible or false to 19009f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * wait until the exiting transition completes. 19019f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 19029f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setAllowEnterTransitionOverlap(boolean allow) { 19039f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mAllowEnterTransitionOverlap = allow; 19049f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 19059f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 19069f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 19079f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns whether the the exit transition and enter transition overlap or not. 19089f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * When true, the enter transition will start as soon as possible. When false, the 19099f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * enter transition will wait until the exit transition completes before starting. 19109f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 19119f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return true when the enter transition should start as soon as possible or false to 19129f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * when it should wait until the exiting transition completes. 19139f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 19149f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public boolean getAllowEnterTransitionOverlap() { 19159f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount return (mAllowEnterTransitionOverlap == null) ? true : mAllowEnterTransitionOverlap; 19169f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 19179f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 19189f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 19199f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets whether the the return transition and reenter transition overlap or not. 19209f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * When true, the reenter transition will start as soon as possible. When false, the 19219f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * reenter transition will wait until the return transition completes before starting. 19229f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 19239f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param allow true to start the reenter transition when possible or false to wait until the 19249f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * return transition completes. 19259f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 19269f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setAllowReturnTransitionOverlap(boolean allow) { 19279f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mAllowReturnTransitionOverlap = allow; 19289f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 19299f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 19309f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 19319f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns whether the the return transition and reenter transition overlap or not. 19329f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * When true, the reenter transition will start as soon as possible. When false, the 19339f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * reenter transition will wait until the return transition completes before starting. 19349f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 19359f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return true to start the reenter transition when possible or false to wait until the 19369f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * return transition completes. 19379f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 19389f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public boolean getAllowReturnTransitionOverlap() { 19399f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount return (mAllowReturnTransitionOverlap == null) ? true : mAllowReturnTransitionOverlap; 19409f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 19419f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 19429f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 1943cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Print the Fragments's state into the given stream. 1944cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1945cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param prefix Text to print at the front of each line. 1946cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fd The raw file descriptor that the dump is being sent to. 1947cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param writer The PrintWriter to which you should dump your state. This will be 1948cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * closed for you after you return. 1949cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param args additional arguments to the dump request. 1950cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1951cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 1952cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mFragmentId=#"); 1953cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(Integer.toHexString(mFragmentId)); 19545506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn writer.print(" mContainerId=#"); 1955cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(Integer.toHexString(mContainerId)); 1956cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mTag="); writer.println(mTag); 1957cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mState="); writer.print(mState); 1958cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mIndex="); writer.print(mIndex); 1959cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mWho="); writer.print(mWho); 1960cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mBackStackNesting="); writer.println(mBackStackNesting); 1961cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mAdded="); writer.print(mAdded); 1962cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mRemoving="); writer.print(mRemoving); 1963cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mFromLayout="); writer.print(mFromLayout); 1964cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mInLayout="); writer.println(mInLayout); 1965cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mHidden="); writer.print(mHidden); 1966e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn writer.print(" mDetached="); writer.print(mDetached); 19672a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn writer.print(" mMenuVisible="); writer.print(mMenuVisible); 1968cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mHasMenu="); writer.println(mHasMenu); 19692a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn writer.print(prefix); writer.print("mRetainInstance="); writer.print(mRetainInstance); 197079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell writer.print(" mRetaining="); writer.print(mRetaining); 197179398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell writer.print(" mUserVisibleHint="); writer.println(mUserVisibleHint); 1972cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mFragmentManager != null) { 1973cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mFragmentManager="); 1974cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mFragmentManager); 1975cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1976d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy if (mHost != null) { 1977d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy writer.print(prefix); writer.print("mHost="); 1978d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy writer.println(mHost); 1979cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 19800adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mParentFragment != null) { 19810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn writer.print(prefix); writer.print("mParentFragment="); 19820adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn writer.println(mParentFragment); 19830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 1984cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mArguments != null) { 1985cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mArguments="); writer.println(mArguments); 1986cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1987cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedFragmentState != null) { 1988cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mSavedFragmentState="); 1989cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mSavedFragmentState); 1990cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1991cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedViewState != null) { 1992cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mSavedViewState="); 1993cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mSavedViewState); 1994cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1995cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mTarget != null) { 1996cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mTarget="); writer.print(mTarget); 1997cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mTargetRequestCode="); 1998cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mTargetRequestCode); 1999cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2000cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mNextAnim != 0) { 2001cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mNextAnim="); writer.println(mNextAnim); 2002cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2003cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mContainer != null) { 2004cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mContainer="); writer.println(mContainer); 2005cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2006cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mView != null) { 2007cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mView="); writer.println(mView); 2008cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2009cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mInnerView != null) { 2010cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mInnerView="); writer.println(mView); 2011cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2012cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAnimatingAway != null) { 2013cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mAnimatingAway="); writer.println(mAnimatingAway); 2014cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mStateAfterAnimating="); 2015cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mStateAfterAnimating); 2016cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2017cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 2018cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Loader Manager:"); 2019cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.dump(prefix + " ", fd, writer, args); 2020cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 20210adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 20220adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn writer.print(prefix); writer.println("Child " + mChildFragmentManager + ":"); 20230adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dump(prefix + " ", fd, writer, args); 20240adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 20250adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 20260adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 20270adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Fragment findFragmentByWho(String who) { 20280adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (who.equals(mWho)) { 20290adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return this; 20300adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 20310adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 20320adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return mChildFragmentManager.findFragmentByWho(who); 20330adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 20340adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return null; 20350adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 20360adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 20370adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void instantiateChildFragmentManager() { 2038e0f27d39b0a4f0ef30ef6446e7b675279961cc94Chris Banes mChildFragmentManager = new FragmentManagerImpl(); 2039d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mChildFragmentManager.attachController(mHost, new FragmentContainer() { 20400adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn @Override 20410fb3ec354da6c1f3ed1777bca5270710cc537e92Scott Kennedy @Nullable 20428491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy public View onFindViewById(int id) { 20430adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mView == null) { 20440adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new IllegalStateException("Fragment does not have a view"); 20450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 20460adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return mView.findViewById(id); 20470adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 20487516316ffdf6fbf7b248c615404831191daa66a4George Mount 20497516316ffdf6fbf7b248c615404831191daa66a4George Mount @Override 20508491eb62f621cd5de4b4caed839be09c77011f53Todd Kennedy public boolean onHasView() { 20517516316ffdf6fbf7b248c615404831191daa66a4George Mount return (mView != null); 20527516316ffdf6fbf7b248c615404831191daa66a4George Mount } 20530adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn }, this); 20540adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 20550adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 20560adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performCreate(Bundle savedInstanceState) { 20570adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 20580adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 20590adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 206020735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = CREATED; 20610adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 20620adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onCreate(savedInstanceState); 20630adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 20640adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 20650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onCreate()"); 20660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 20670adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 20680adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 20690adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn View performCreateView(LayoutInflater inflater, ViewGroup container, 20700adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Bundle savedInstanceState) { 20710adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 20720adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 20730adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 20740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return onCreateView(inflater, container, savedInstanceState); 20750adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 20760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 20770adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performActivityCreated(Bundle savedInstanceState) { 20780adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 20790adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 20800adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 208120735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = ACTIVITY_CREATED; 20820adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 20830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onActivityCreated(savedInstanceState); 20840adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 20850adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 20860adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onActivityCreated()"); 20870adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 20880adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 20890adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchActivityCreated(); 20900adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 2091cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2092cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 20939c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn void performStart() { 20940adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 20950adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 20960adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.execPendingActions(); 20970adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 209820735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = STARTED; 20990adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 21009c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn onStart(); 21010adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 21020adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 21030adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onStart()"); 21040adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21050adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 21060adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchStart(); 21070adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21089c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn if (mLoaderManager != null) { 21099c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoaderManager.doReportStart(); 21109c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 21119c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 21129c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 21130adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performResume() { 21140adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 21150adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 21160adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.execPendingActions(); 21170adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 211820735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = RESUMED; 21190adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 21200adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onResume(); 21210adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 21220adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 21230adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onResume()"); 21240adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21250adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 21260adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchResume(); 21270adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.execPendingActions(); 21280adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21290adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21300adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 21315fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian void performMultiWindowModeChanged(boolean isInMultiWindowMode) { 21325fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian onMultiWindowModeChanged(isInMultiWindowMode); 21335fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian if (mChildFragmentManager != null) { 21345fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian mChildFragmentManager.dispatchMultiWindowModeChanged(isInMultiWindowMode); 21355fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian } 21365fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian } 21375fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian 21385fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian void performPictureInPictureModeChanged(boolean isInPictureInPictureMode) { 21395fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian onPictureInPictureModeChanged(isInPictureInPictureMode); 21405fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian if (mChildFragmentManager != null) { 21415fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian mChildFragmentManager.dispatchPictureInPictureModeChanged(isInPictureInPictureMode); 21425fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian } 21435fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian } 21445fa6d3dd3f408ceb2ff7368fd0259713d9382ad8Andrii Kulian 21450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performConfigurationChanged(Configuration newConfig) { 21460adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onConfigurationChanged(newConfig); 21470adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 21480adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchConfigurationChanged(newConfig); 21490adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21500adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21510adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 21520adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performLowMemory() { 21530adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onLowMemory(); 21540adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 21550adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchLowMemory(); 21560adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21570adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21580adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 21590adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn /* 21600adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performTrimMemory(int level) { 21610adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onTrimMemory(level); 21620adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 21630adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchTrimMemory(level); 21640adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn */ 21670adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 21680adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean performCreateOptionsMenu(Menu menu, MenuInflater inflater) { 21690adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean show = false; 21700adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 21710adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mHasMenu && mMenuVisible) { 21720adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show = true; 21730adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onCreateOptionsMenu(menu, inflater); 21740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21750adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 21760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show |= mChildFragmentManager.dispatchCreateOptionsMenu(menu, inflater); 21770adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21780adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21790adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return show; 21800adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 21820adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean performPrepareOptionsMenu(Menu menu) { 21830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean show = false; 21840adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 21850adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mHasMenu && mMenuVisible) { 21860adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show = true; 21870adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onPrepareOptionsMenu(menu); 21880adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21890adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 21900adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show |= mChildFragmentManager.dispatchPrepareOptionsMenu(menu); 21910adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21920adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21930adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return show; 21940adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 21950adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 21960adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean performOptionsItemSelected(MenuItem item) { 21970adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 21980adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mHasMenu && mMenuVisible) { 21990adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (onOptionsItemSelected(item)) { 22000adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return true; 22010adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22020adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22030adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22040adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager.dispatchOptionsItemSelected(item)) { 22050adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return true; 22060adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22070adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22080adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22090adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return false; 22100adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22110adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 22120adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean performContextItemSelected(MenuItem item) { 22130adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 22140adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (onContextItemSelected(item)) { 22150adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return true; 22160adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22170adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22180adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager.dispatchContextItemSelected(item)) { 22190adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return true; 22200adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22210adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22220adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22230adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return false; 22240adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22250adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 22260adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performOptionsMenuClosed(Menu menu) { 22270adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 22280adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mHasMenu && mMenuVisible) { 22290adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onOptionsMenuClosed(menu); 22300adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22310adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22320adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchOptionsMenuClosed(menu); 22330adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22340adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22350adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22360adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 22370adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performSaveInstanceState(Bundle outState) { 22380adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onSaveInstanceState(outState); 22390adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22400adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Parcelable p = mChildFragmentManager.saveAllState(); 22410adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (p != null) { 22420adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn outState.putParcelable(FragmentActivity.FRAGMENTS_TAG, p); 22430adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22440adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22460adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 22470adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performPause() { 22480adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22490adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchPause(); 22500adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 225120735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = STARTED; 22520adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 22530adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onPause(); 22540adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 22550adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 22560adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onPause()"); 22570adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22580adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 22590adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 2260cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void performStop() { 22610adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22620adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchStop(); 22630adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 226420735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = STOPPED; 22650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 2266cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn onStop(); 22670adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 22680adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 22690adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onStop()"); 22700adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 2271681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn } 2272681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn 2273218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn void performReallyStop() { 22740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22750adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchReallyStop(); 22760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 227720735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = ACTIVITY_CREATED; 2278cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoadersStarted) { 2279cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoadersStarted = false; 2280cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mCheckedForLoaderManager) { 2281cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 2282d608cf6e08769bf320c1b595cbbd9a7664160449Todd Kennedy mLoaderManager = mHost.getLoaderManager(mWho, mLoadersStarted, false); 2283cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2284cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 228564ece2df3d6d789f7a642692acbe85fa1b998d6bTodd Kennedy if (mHost.getRetainLoaders()) { 2286cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doRetain(); 22872bdd09a243b422960168170e2344274cc9cfd788Todd Kennedy } else { 22882bdd09a243b422960168170e2344274cc9cfd788Todd Kennedy mLoaderManager.doStop(); 2289cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2290cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2291cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2292cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 22939c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 22949c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn void performDestroyView() { 22950adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 22960adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchDestroyView(); 22970adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 229820735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = CREATED; 22990adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 23009c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn onDestroyView(); 23010adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 23020adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 23030adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onDestroyView()"); 23040adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23059c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn if (mLoaderManager != null) { 23069c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoaderManager.doReportNextStart(); 23079c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 23089c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 23090adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 23100adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performDestroy() { 23110adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 23120adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchDestroy(); 23130adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 231420735a45289fdad3d5d31228992e0dccd3d5dd4fAdam Powell mState = INITIALIZING; 23150adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 23160adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onDestroy(); 23170adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 23180adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 23190adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onDestroy()"); 23200adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23214706c089880423ee5929d4635c6dfc5c3151b20fGeorge Mount mChildFragmentManager = null; 23220adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 23239375145b63d854c64aad99e6e50c5b7e5ba32b95Adam Powell 2324916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell void performDetach() { 2325916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell mCalled = false; 2326916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell onDetach(); 2327916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell if (!mCalled) { 2328916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell throw new SuperNotCalledException("Fragment " + this 2329916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell + " did not call through to super.onDetach()"); 2330916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell } 2331916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell 2332916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell // Destroy the child FragmentManager if we still have it here. 2333916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell // We won't unless we're retaining our instance and if we do, 2334916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell // our child FragmentManager instance state will have already been saved. 2335916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell if (mChildFragmentManager != null) { 2336916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell if (!mRetaining) { 2337916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell throw new IllegalStateException("Child FragmentManager of " + this + " was not " 2338916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell + " destroyed and this fragment is not retaining instance"); 2339916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell } 2340916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell mChildFragmentManager.dispatchDestroy(); 2341916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell mChildFragmentManager = null; 2342916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell } 2343916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell } 2344916455675ddb34d0eb848b2355550268d82c3ce7Adam Powell 2345cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 2346