Fragment.java revision 9f4a046cbeb22a24d322a644323b41022ad9d15a
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; 23cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.res.Configuration; 24cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.res.Resources; 259f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mountimport android.content.res.TypedArray; 269f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mountimport android.os.Build; 27cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Bundle; 28cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Parcel; 29cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Parcelable; 30a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbyeimport android.support.annotation.Nullable; 31a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbyeimport android.support.annotation.StringRes; 329f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mountimport android.support.v4.R; 332290993eddf5262a8df7fc9478daed52401e325aDianne Hackbornimport android.support.v4.util.SimpleArrayMap; 34cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.support.v4.util.DebugUtils; 35cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.util.AttributeSet; 36be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackbornimport android.util.Log; 37cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.util.SparseArray; 38cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.ContextMenu; 39cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.LayoutInflater; 40cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.Menu; 41cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.MenuInflater; 42cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.MenuItem; 43cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.View; 44cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.ViewGroup; 45cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.ContextMenu.ContextMenuInfo; 46cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.View.OnCreateContextMenuListener; 47cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.animation.Animation; 48cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.widget.AdapterView; 49cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 50cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport java.io.FileDescriptor; 51cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport java.io.PrintWriter; 52cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 53cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornfinal class FragmentState implements Parcelable { 54cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final String mClassName; 55cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int mIndex; 56cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final boolean mFromLayout; 57cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int mFragmentId; 58cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int mContainerId; 59cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final String mTag; 60cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final boolean mRetainInstance; 61e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn final boolean mDetached; 62cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final Bundle mArguments; 63cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 64cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mSavedFragmentState; 65cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 66cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment mInstance; 67cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 68cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState(Fragment frag) { 69cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mClassName = frag.getClass().getName(); 70cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mIndex = frag.mIndex; 71cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFromLayout = frag.mFromLayout; 72cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFragmentId = frag.mFragmentId; 73cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mContainerId = frag.mContainerId; 74cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTag = frag.mTag; 75cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mRetainInstance = frag.mRetainInstance; 76e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mDetached = frag.mDetached; 77cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments = frag.mArguments; 78cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 79cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 80cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState(Parcel in) { 81cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mClassName = in.readString(); 82cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mIndex = in.readInt(); 83cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFromLayout = in.readInt() != 0; 84cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFragmentId = in.readInt(); 85cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mContainerId = in.readInt(); 86cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTag = in.readString(); 87cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mRetainInstance = in.readInt() != 0; 88e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mDetached = in.readInt() != 0; 89cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments = in.readBundle(); 90cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mSavedFragmentState = in.readBundle(); 91cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 92cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 930adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn public Fragment instantiate(FragmentActivity activity, Fragment parent) { 94cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mInstance != null) { 95cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mInstance; 96cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 97cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 98cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mArguments != null) { 99cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments.setClassLoader(activity.getClassLoader()); 100cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 101cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 102cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance = Fragment.instantiate(activity, mClassName, mArguments); 103cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 104cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedFragmentState != null) { 105cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mSavedFragmentState.setClassLoader(activity.getClassLoader()); 106cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mSavedFragmentState = mSavedFragmentState; 107cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1080adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mInstance.setIndex(mIndex, parent); 109cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mFromLayout = mFromLayout; 110cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mRestored = true; 111cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mFragmentId = mFragmentId; 112cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mContainerId = mContainerId; 113cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mTag = mTag; 114cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mRetainInstance = mRetainInstance; 115e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mInstance.mDetached = mDetached; 116cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mFragmentManager = activity.mFragments; 117be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackborn 118be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackborn if (FragmentManagerImpl.DEBUG) Log.v(FragmentManagerImpl.TAG, 119be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackborn "Instantiated fragment " + mInstance); 120be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackborn 121cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mInstance; 122cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 123cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 124cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int describeContents() { 125cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return 0; 126cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 127cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 128cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void writeToParcel(Parcel dest, int flags) { 129cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeString(mClassName); 130cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mIndex); 131cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mFromLayout ? 1 : 0); 132cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mFragmentId); 133cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mContainerId); 134cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeString(mTag); 135cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mRetainInstance ? 1 : 0); 136e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn dest.writeInt(mDetached ? 1 : 0); 137cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeBundle(mArguments); 138cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeBundle(mSavedFragmentState); 139cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 140cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 141cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static final Parcelable.Creator<FragmentState> CREATOR 142cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn = new Parcelable.Creator<FragmentState>() { 143cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState createFromParcel(Parcel in) { 144cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new FragmentState(in); 145cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 146cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 147cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState[] newArray(int size) { 148cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new FragmentState[size]; 149cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 150cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }; 151cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 152cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 153cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn/** 154cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Static library support version of the framework's {@link android.app.Fragment}. 155cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Used to write apps that run on platforms prior to Android 3.0. When running 156cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on Android 3.0 or above, this implementation is still used; it does not try 1579dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * to switch to the framework's implementation. See the framework {@link android.app.Fragment} 158cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * documentation for a class overview. 1599dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * 1609dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <p>The main differences when using this support version instead of the framework version are: 1619dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <ul> 1629dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <li>Your activity must extend {@link FragmentActivity} 1639dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <li>You must call {@link FragmentActivity#getSupportFragmentManager} to get the 1649dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * {@link FragmentManager} 1659dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * </ul> 1669dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * 167cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 168cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornpublic class Fragment implements ComponentCallbacks, OnCreateContextMenuListener { 1692290993eddf5262a8df7fc9478daed52401e325aDianne Hackborn private static final SimpleArrayMap<String, Class<?>> sClassMap = 1702290993eddf5262a8df7fc9478daed52401e325aDianne Hackborn new SimpleArrayMap<String, Class<?>>(); 1719f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 1729f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount static final Object USE_DEFAULT_TRANSITION = new Object(); 1739f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 174cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final int INITIALIZING = 0; // Not yet created. 175cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final int CREATED = 1; // Created. 176cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final int ACTIVITY_CREATED = 2; // The activity has finished its creation. 177e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn static final int STOPPED = 3; // Fully created, not started. 178e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn static final int STARTED = 4; // Created and started, not resumed. 179e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn static final int RESUMED = 5; // Created started and resumed. 180cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 181cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mState = INITIALIZING; 182cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 183cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Non-null if the fragment's view hierarchy is currently animating away, 184cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // meaning we need to wait a bit on completely destroying it. This is the 185cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // view that is animating. 186cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View mAnimatingAway; 187cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 188cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If mAnimatingAway != null, this is the state we should move to once the 189cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // animation is done. 190cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mStateAfterAnimating; 191cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 192cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // When instantiated from saved state, this is the saved state. 193cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mSavedFragmentState; 194cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn SparseArray<Parcelable> mSavedViewState; 195cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 196cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Index into active fragment array. 197cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mIndex = -1; 198cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 199cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Internal unique name for this fragment; 200cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String mWho; 201cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 202cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Construction arguments; 203cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mArguments; 204cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 205cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Target fragment. 206cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment mTarget; 207cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 2082c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn // For use when retaining a fragment: this is the index of the last mTarget. 2092c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn int mTargetIndex = -1; 2102c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn 211cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Target request code. 212cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mTargetRequestCode; 213cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 214cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // True if the fragment is in the list of added fragments. 215cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mAdded; 216cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 217cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment is being removed from its activity. 218cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRemoving; 219cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 220cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // True if the fragment is in the resumed state. 221cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mResumed; 222cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 223cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Set to true if this fragment was instantiated from a layout file. 224cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mFromLayout; 225cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 226cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Set to true when the view has actually been inflated in its layout. 227cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mInLayout; 228cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 229cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // True if this fragment has been restored from previously saved state. 230cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRestored; 231cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 232cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Number of active back stack entries this fragment is in. 233cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mBackStackNesting; 234cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 235cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The fragment manager we are associated with. Set as soon as the 236cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // fragment is used in a transaction; cleared after it has been removed 237cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // from all transactions. 238abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell FragmentManagerImpl mFragmentManager; 239cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 240cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Activity this fragment is attached to. 241cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentActivity mActivity; 2420adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 2430adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn // Private fragment manager for child fragments inside of this one. 2440adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn FragmentManagerImpl mChildFragmentManager; 2450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 2460adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn // If this Fragment is contained in another Fragment, this is that container. 2470adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Fragment mParentFragment; 2480adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 249cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The optional identifier for this fragment -- either the container ID if it 250cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // was dynamically added to the view hierarchy, or the ID supplied in 251cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // layout. 252cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mFragmentId; 253cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 254cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // When a fragment is being dynamically added to the view hierarchy, this 255cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // is the identifier of the parent container it is being added to. 256cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mContainerId; 257cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 258cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The optional named tag for this fragment -- usually used to find 259cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // fragments that are not part of the layout. 260cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String mTag; 261cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 262cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Set to true when the app has requested that this fragment be hidden 263cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // from the user. 264cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mHidden; 265cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 266e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn // Set to true when the app has requested that this fragment be deactivated. 267e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn boolean mDetached; 268e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 269cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment would like its instance retained across 270cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // configuration changes. 271cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRetainInstance; 272cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 273cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment is being retained across the current config change. 274cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRetaining; 275cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 276cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment has menu items to contribute. 277cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mHasMenu; 2782a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 2792a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn // Set to true to allow the fragment's menu to be shown. 2802a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn boolean mMenuVisible = true; 2812a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 282cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Used to verify that subclasses call through to super class. 283cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mCalled; 284cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 285cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If app has requested a specific animation, this is the one to use. 286cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mNextAnim; 287cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 288cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The parent container of the fragment after dynamically added to UI. 289cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ViewGroup mContainer; 290cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 291cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The View generated for this fragment. 292cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View mView; 293cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 294cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The real inner view that will save/restore state. 295cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View mInnerView; 296abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 297abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell // Whether this fragment should defer starting until after other fragments 298abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell // have been started and their loaders are finished. 299abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell boolean mDeferStart; 30079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell 30179398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell // Hint provided by the app that this fragment is currently visible to the user. 30279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell boolean mUserVisibleHint = true; 303abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 304cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn LoaderManagerImpl mLoaderManager; 305cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mLoadersStarted; 306cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mCheckedForLoaderManager; 3079f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 3089f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount Object mEnterTransition = null; 3099f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount Object mReturnTransition = USE_DEFAULT_TRANSITION; 3109f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount Object mExitTransition = null; 3119f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount Object mReenterTransition = USE_DEFAULT_TRANSITION; 3129f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount Object mSharedElementEnterTransition = null; 3139f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount Object mSharedElementReturnTransition = USE_DEFAULT_TRANSITION; 3149f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount Boolean mAllowReturnTransitionOverlap; 3159f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount Boolean mAllowEnterTransitionOverlap; 3169f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 3179f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount SharedElementListener mEnterTransitionListener = null; 3189f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount SharedElementListener mExitTransitionListener = null; 3199f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 320cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 3215c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * State information that has been retrieved from a fragment instance 3225c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * through {@link FragmentManager#saveFragmentInstanceState(Fragment) 3235c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * FragmentManager.saveFragmentInstanceState}. 3245c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn */ 3255c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public static class SavedState implements Parcelable { 3265c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn final Bundle mState; 3275c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3285c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn SavedState(Bundle state) { 3295c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mState = state; 3305c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3315c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3325c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn SavedState(Parcel in, ClassLoader loader) { 3335c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mState = in.readBundle(); 3345c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (loader != null && mState != null) { 3355c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mState.setClassLoader(loader); 3365c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3375c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3385c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3395c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn @Override 3405c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public int describeContents() { 3415c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return 0; 3425c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3435c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3445c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn @Override 3455c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public void writeToParcel(Parcel dest, int flags) { 3465c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn dest.writeBundle(mState); 3475c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3485c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3495c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public static final Parcelable.Creator<SavedState> CREATOR 3505c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn = new Parcelable.Creator<SavedState>() { 3515c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public SavedState createFromParcel(Parcel in) { 3525c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return new SavedState(in, null); 3535c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3545c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3555c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public SavedState[] newArray(int size) { 3565c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return new SavedState[size]; 3575c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3585c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn }; 3595c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3605c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3615c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn /** 362cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Thrown by {@link Fragment#instantiate(Context, String, Bundle)} when 363cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * there is an instantiation failure. 364cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 365cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static public class InstantiationException extends RuntimeException { 366cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public InstantiationException(String msg, Exception cause) { 367cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn super(msg, cause); 368cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 369cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 370cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 371cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 372cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Default constructor. <strong>Every</strong> fragment must have an 373cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * empty constructor, so it can be instantiated when restoring its 374cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * activity's state. It is strongly recommended that subclasses do not 375cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * have other constructors with parameters, since these constructors 376cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will not be called when the fragment is re-instantiated; instead, 377cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * arguments can be supplied by the caller with {@link #setArguments} 378cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * and later retrieved by the Fragment with {@link #getArguments}. 379cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 380cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Applications should generally not implement a constructor. The 381cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * first place application code an run where the fragment is ready to 382cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be used is in {@link #onAttach(Activity)}, the point where the fragment 383cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is actually associated with its activity. Some applications may also 384cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * want to implement {@link #onInflate} to retrieve attributes from a 385cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * layout resource, though should take care here because this happens for 386cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the fragment is attached to its activity. 387cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 388cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment() { 389cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 390cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 391cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 392cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Like {@link #instantiate(Context, String, Bundle)} but with a null 393cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * argument Bundle. 394cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 395cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static Fragment instantiate(Context context, String fname) { 396cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return instantiate(context, fname, null); 397cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 398cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 399cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 400cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Create a new instance of a Fragment with the given class name. This is 401cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the same as calling its empty constructor. 402cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 403cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param context The calling context being used to instantiate the fragment. 404cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is currently just used to get its ClassLoader. 405cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fname The class name of the fragment to instantiate. 406cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param args Bundle of arguments to supply to the fragment, which it 407cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can retrieve with {@link #getArguments()}. May be null. 408cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns a new fragment instance. 409cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @throws InstantiationException If there is a failure in instantiating 410cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the given fragment class. This is a runtime exception; it is not 411cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * normally expected to happen. 412cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 413cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static Fragment instantiate(Context context, String fname, Bundle args) { 414cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn try { 415cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Class<?> clazz = sClassMap.get(fname); 416cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (clazz == null) { 417cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Class not found in the cache, see if it's real, and try to add it 418cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn clazz = context.getClassLoader().loadClass(fname); 419cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sClassMap.put(fname, clazz); 420cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 421cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = (Fragment)clazz.newInstance(); 422cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (args != null) { 423cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn args.setClassLoader(f.getClass().getClassLoader()); 424cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mArguments = args; 425cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 426cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 427cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } catch (ClassNotFoundException e) { 428cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new InstantiationException("Unable to instantiate fragment " + fname 429cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": make sure class name exists, is public, and has an" 430cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " empty constructor that is public", e); 431cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } catch (java.lang.InstantiationException e) { 432cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new InstantiationException("Unable to instantiate fragment " + fname 433cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": make sure class name exists, is public, and has an" 434cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " empty constructor that is public", e); 435cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } catch (IllegalAccessException e) { 436cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new InstantiationException("Unable to instantiate fragment " + fname 437cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": make sure class name exists, is public, and has an" 438cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " empty constructor that is public", e); 439cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 440cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 4413fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell 4423fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell /** 4433fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * Determine if the given fragment name is a support library fragment class. 4443fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * 4453fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * @param context Context used to determine the correct ClassLoader to use 4463fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * @param fname Class name of the fragment to test 4473fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * @return true if <code>fname</code> is <code>android.support.v4.app.Fragment</code> 4483fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * or a subclass, false otherwise. 4493fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell */ 4503fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell static boolean isSupportFragmentClass(Context context, String fname) { 4513fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell try { 4523fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell Class<?> clazz = sClassMap.get(fname); 4533fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell if (clazz == null) { 4543fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell // Class not found in the cache, see if it's real, and try to add it 4553fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell clazz = context.getClassLoader().loadClass(fname); 4563fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell sClassMap.put(fname, clazz); 4573fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell } 4583fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell return Fragment.class.isAssignableFrom(clazz); 4593fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell } catch (ClassNotFoundException e) { 4603fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell return false; 4613fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell } 4623fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell } 463cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 4640adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn final void restoreViewState(Bundle savedInstanceState) { 465cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedViewState != null) { 466cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInnerView.restoreHierarchyState(mSavedViewState); 467cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mSavedViewState = null; 468cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 4690adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 4700adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onViewStateRestored(savedInstanceState); 4710adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 4720adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 4730adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onViewStateRestored()"); 4740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 475cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 4760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 4770adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn final void setIndex(int index, Fragment parent) { 478cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mIndex = index; 4790adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (parent != null) { 4800adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mWho = parent.mWho + ":" + mIndex; 4810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } else { 4820adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mWho = "android:fragment:" + mIndex; 4830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 484e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 4850adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 486e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn final boolean isInBackStack() { 487e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn return mBackStackNesting > 0; 488e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 489e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 490cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 491cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Subclasses can not override equals(). 492cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 493cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override final public boolean equals(Object o) { 494cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return super.equals(o); 495cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 496cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 497cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 498cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Subclasses can not override hashCode(). 499cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 500cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override final public int hashCode() { 501cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return super.hashCode(); 502cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 503cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 504cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 505cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public String toString() { 506cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn StringBuilder sb = new StringBuilder(128); 507cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn DebugUtils.buildShortClassTag(this, sb); 508cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mIndex >= 0) { 509cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(" #"); 510cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(mIndex); 511cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 512cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mFragmentId != 0) { 513cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(" id=0x"); 514cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(Integer.toHexString(mFragmentId)); 515cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 516cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mTag != null) { 517cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(" "); 518cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(mTag); 519cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 520cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append('}'); 521cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return sb.toString(); 522cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 523cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 524cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 525cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the identifier this fragment is known by. This is either 526cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the android:id value supplied in a layout or the container view ID 527cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * supplied when adding the fragment. 528cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 529cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public int getId() { 530cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mFragmentId; 531cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 532cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 533cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 534cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Get the tag name of the fragment, if specified. 535cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 536cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public String getTag() { 537cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mTag; 538cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 539cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 540cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 541cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Supply the construction arguments for this fragment. This can only 542cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be called before the fragment has been attached to its activity; that 543cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is, you should call it immediately after constructing the fragment. The 544cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * arguments supplied here will be retained across fragment destroy and 545cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * creation. 546cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 547cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setArguments(Bundle args) { 548cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mIndex >= 0) { 549cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment already active"); 550cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 551cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments = args; 552cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 553cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 554cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 555cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the arguments supplied when the fragment was instantiated, 556cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * if any. 557cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 558cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public Bundle getArguments() { 559cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mArguments; 560cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 561cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 562cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 5635c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * Set the initial saved state that this Fragment should restore itself 5645c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * from when first being constructed, as returned by 5655c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * {@link FragmentManager#saveFragmentInstanceState(Fragment) 5665c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * FragmentManager.saveFragmentInstanceState}. 5675c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * 5685c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * @param state The state the fragment should be restored from. 5695c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn */ 5705c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public void setInitialSavedState(SavedState state) { 5715c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (mIndex >= 0) { 5725c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn throw new IllegalStateException("Fragment already active"); 5735c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 5745c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mSavedFragmentState = state != null && state.mState != null 5755c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn ? state.mState : null; 5765c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 5775c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 5785c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn /** 579cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Optional target for this fragment. This may be used, for example, 580cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * if this fragment is being started by another, and when done wants to 581cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * give a result back to the first. The target set here is retained 582cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * across instances via {@link FragmentManager#putFragment 583cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * FragmentManager.putFragment()}. 584cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 585cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fragment The fragment that is the target of this one. 586cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param requestCode Optional request code, for convenience if you 587cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * are going to call back with {@link #onActivityResult(int, int, Intent)}. 588cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 589cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setTargetFragment(Fragment fragment, int requestCode) { 590cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTarget = fragment; 591cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTargetRequestCode = requestCode; 592cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 593cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 594cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 595cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the target fragment set by {@link #setTargetFragment}. 596cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 597cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public Fragment getTargetFragment() { 598cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mTarget; 599cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 600cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 601cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 602cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the target request code set by {@link #setTargetFragment}. 603cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 604cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public int getTargetRequestCode() { 605cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mTargetRequestCode; 606cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 607cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 608cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 609cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the Activity this fragment is currently associated with. 610cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 611cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public FragmentActivity getActivity() { 612cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mActivity; 613cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 614cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 615cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 616cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return <code>getActivity().getResources()</code>. 617cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 618cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public Resources getResources() { 619cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null) { 620cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 621cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 622cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mActivity.getResources(); 623cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 624cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 625cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 626cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return a localized, styled CharSequence from the application's package's 627cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default string table. 628cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 629cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resId Resource id for the CharSequence text 630cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 631a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public final CharSequence getText(@StringRes int resId) { 632cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return getResources().getText(resId); 633cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 634cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 635cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 636cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return a localized string from the application's package's 637cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default string table. 638cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 639cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resId Resource id for the string 640cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 641a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public final String getString(@StringRes int resId) { 642cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return getResources().getString(resId); 643cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 644cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 645cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 646cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return a localized formatted string from the application's package's 647cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default string table, substituting the format arguments as defined in 648cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link java.util.Formatter} and {@link java.lang.String#format}. 649cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 650cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resId Resource id for the format string 651cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param formatArgs The format arguments that will be used for substitution. 652cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 653cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 654a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public final String getString(@StringRes int resId, Object... formatArgs) { 655cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return getResources().getString(resId, formatArgs); 656cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 657cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 658cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 659cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the FragmentManager for interacting with fragments associated 660cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * with this fragment's activity. Note that this will be non-null slightly 661cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * before {@link #getActivity()}, during the time from when the fragment is 662cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * placed in a {@link FragmentTransaction} until it is committed and 663cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * attached to its activity. 6640adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * 6650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * <p>If this Fragment is a child of another Fragment, the FragmentManager 6660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * returned here will be the parent's {@link #getChildFragmentManager()}. 667cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 668cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public FragmentManager getFragmentManager() { 669cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mFragmentManager; 670cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 671cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 672cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 6730adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * Return a private FragmentManager for placing and managing Fragments 6740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * inside of this Fragment. 6750adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn */ 6760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn final public FragmentManager getChildFragmentManager() { 6770adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager == null) { 6780adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn instantiateChildFragmentManager(); 6790adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mState >= RESUMED) { 6800adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchResume(); 6810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } else if (mState >= STARTED) { 6820adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchStart(); 6830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } else if (mState >= ACTIVITY_CREATED) { 6840adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchActivityCreated(); 6850adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } else if (mState >= CREATED) { 6860adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchCreate(); 6870adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 6880adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 6890adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return mChildFragmentManager; 6900adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 6910adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 6920adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn /** 6930adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * Returns the parent Fragment containing this Fragment. If this Fragment 6940adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * is attached directly to an Activity, returns null. 6950adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn */ 6960adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn final public Fragment getParentFragment() { 6970adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return mParentFragment; 6980adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 6990adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 7000adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn /** 701cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment is currently added to its activity. 702cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 703cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isAdded() { 704cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mActivity != null && mAdded; 705cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 706cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 707cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 7089c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * Return true if the fragment has been explicitly detached from the UI. 7099c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * That is, {@link FragmentTransaction#detach(Fragment) 7109c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * FragmentTransaction.detach(Fragment)} has been used on it. 7119c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn */ 7129c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn final public boolean isDetached() { 7139c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn return mDetached; 7149c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 7159c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 7169c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn /** 717cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if this fragment is currently being removed from its 718cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * activity. This is <em>not</em> whether its activity is finishing, but 719cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * rather whether it is in the process of being removed from its activity. 720cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 721cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isRemoving() { 722cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mRemoving; 723cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 724cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 725cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 726cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the layout is included as part of an activity view 727cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * hierarchy via the <fragment> tag. This will always be true when 728cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * fragments are created through the <fragment> tag, <em>except</em> 729cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * in the case where an old fragment is restored from a previous state and 730cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * it does not appear in the layout of the current state. 731cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 732cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isInLayout() { 733cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mInLayout; 734cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 735cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 736cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 737cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment is in the resumed state. This is true 738cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for the duration of {@link #onResume()} and {@link #onPause()} as well. 739cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 740cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isResumed() { 741cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mResumed; 742cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 743cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 744cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 745cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment is currently visible to the user. This means 746cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * it: (1) has been added, (2) has its view attached to the window, and 747cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * (3) is not hidden. 748cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 749cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isVisible() { 750cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return isAdded() && !isHidden() && mView != null 751cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn && mView.getWindowToken() != null && mView.getVisibility() == View.VISIBLE; 752cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 753cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 754cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 755cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment has been hidden. By default fragments 756cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * are shown. You can find out about changes to this state with 757cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onHiddenChanged}. Note that the hidden state is orthogonal 758cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to other states -- that is, to be visible to the user, a fragment 759cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * must be both started and not hidden. 760cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 761cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isHidden() { 762cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mHidden; 763cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 7643a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown 7653a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown /** @hide */ 7663a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown final public boolean hasOptionsMenu() { 7673a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown return mHasMenu; 7683a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown } 7693a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown 7703a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown /** @hide */ 7713a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown final public boolean isMenuVisible() { 7723a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown return mMenuVisible; 7733a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown } 7743a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown 775cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 776cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the hidden state (as returned by {@link #isHidden()} of 777cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the fragment has changed. Fragments start out not hidden; this will 778cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be called whenever the fragment changes state from that. 779cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param hidden True if the fragment is now hidden, false if it is not 780cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * visible. 781cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 782cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onHiddenChanged(boolean hidden) { 783cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 784cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 785cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 786cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Control whether a fragment instance is retained across Activity 787cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * re-creation (such as from a configuration change). This can only 788cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be used with fragments not in the back stack. If set, the fragment 789cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * lifecycle will be slightly different when an activity is recreated: 790cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <ul> 791cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <li> {@link #onDestroy()} will not be called (but {@link #onDetach()} still 792cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will be, because the fragment is being detached from its current activity). 793cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <li> {@link #onCreate(Bundle)} will not be called since the fragment 794cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is not being re-created. 795cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <li> {@link #onAttach(Activity)} and {@link #onActivityCreated(Bundle)} <b>will</b> 796cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * still be called. 797cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * </ul> 798cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 799cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setRetainInstance(boolean retain) { 8000adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (retain && mParentFragment != null) { 8010adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new IllegalStateException( 8020adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn "Can't retain fragements that are nested in other fragments"); 8030adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 804cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mRetainInstance = retain; 805cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 806cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 807cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean getRetainInstance() { 808cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mRetainInstance; 809cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 810cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 811cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 812cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Report that this fragment would like to participate in populating 813cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the options menu by receiving a call to {@link #onCreateOptionsMenu} 814cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * and related methods. 815cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 816cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param hasMenu If true, the fragment has menu items to contribute. 817cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 818cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setHasOptionsMenu(boolean hasMenu) { 819cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mHasMenu != hasMenu) { 820cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mHasMenu = hasMenu; 821cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (isAdded() && !isHidden()) { 822681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn mActivity.supportInvalidateOptionsMenu(); 823cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 824cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 825cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 8262a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 8272a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn /** 8282a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * Set a hint for whether this fragment's menu should be visible. This 8292a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * is useful if you know that a fragment has been placed in your view 8302a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * hierarchy so that the user can not currently seen it, so any menu items 8312a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * it has should also not be shown. 8322a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * 8332a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * @param menuVisible The default is true, meaning the fragment's menu will 8342a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * be shown as usual. If false, the user will not see the menu. 8352a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn */ 8362a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn public void setMenuVisibility(boolean menuVisible) { 8372a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (mMenuVisible != menuVisible) { 8382a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn mMenuVisible = menuVisible; 8392a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (mHasMenu && isAdded() && !isHidden()) { 8402a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn mActivity.supportInvalidateOptionsMenu(); 8412a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn } 8422a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn } 8432a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn } 8442a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 845cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 84679398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * Set a hint to the system about whether this fragment's UI is currently visible 84779398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * to the user. This hint defaults to true and is persistent across fragment instance 84879398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * state save and restore. 849abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell * 85079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * <p>An app may set this to false to indicate that the fragment's UI is 85179398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * scrolled out of visibility or is otherwise not directly visible to the user. 85279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * This may be used by the system to prioritize operations such as fragment lifecycle updates 85379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * or loader ordering behavior.</p> 854abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell * 85579398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * @param isVisibleToUser true if this fragment's UI is currently visible to the user (default), 85679398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * false if it is not. 857abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell */ 85879398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell public void setUserVisibleHint(boolean isVisibleToUser) { 85979398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell if (!mUserVisibleHint && isVisibleToUser && mState < STARTED) { 860abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell mFragmentManager.performPendingDeferredStart(this); 861abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 86279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell mUserVisibleHint = isVisibleToUser; 86379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell mDeferStart = !isVisibleToUser; 864abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 865abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 866abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell /** 86779398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * @return The current value of the user-visible hint on this fragment. 86879398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * @see #setUserVisibleHint(boolean) 869abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell */ 87079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell public boolean getUserVisibleHint() { 87179398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell return mUserVisibleHint; 872abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 873abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 874abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell /** 875cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the LoaderManager for this fragment, creating it if needed. 876cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 877cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public LoaderManager getLoaderManager() { 878cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 879cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mLoaderManager; 880cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 881cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null) { 882cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 883cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 884cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 8850adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mLoaderManager = mActivity.getLoaderManager(mWho, mLoadersStarted, true); 886cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mLoaderManager; 887cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 888cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 889cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 890cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Call {@link Activity#startActivity(Intent)} on the fragment's 891cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * containing Activity. 892cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 893cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void startActivity(Intent intent) { 894cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null) { 895cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 896cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 897cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.startActivityFromFragment(this, intent, -1); 898cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 899cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 900cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 901cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Call {@link Activity#startActivityForResult(Intent, int)} on the fragment's 902cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * containing Activity. 903cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 904cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void startActivityForResult(Intent intent, int requestCode) { 905cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null) { 906cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 907cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 908cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.startActivityFromFragment(this, intent, requestCode); 909cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 910cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 911cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 912cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Receive the result from a previous call to 913cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #startActivityForResult(Intent, int)}. This follows the 914cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * related Activity API as described there in 915cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onActivityResult(int, int, Intent)}. 916cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 917cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param requestCode The integer request code originally supplied to 918cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * startActivityForResult(), allowing you to identify who this 919cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * result came from. 920cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resultCode The integer result code returned by the child activity 921cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * through its setResult(). 922cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param data An Intent, which can return result data to the caller 923cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * (various data can be attached to Intent "extras"). 924cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 925cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onActivityResult(int requestCode, int resultCode, Intent data) { 926cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 927cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 928cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 929cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @hide Hack so that DialogFragment can make its Dialog before creating 930cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * its views, and the view construction can use the dialog's context for 931cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inflation. Maybe this should become a public API. Note sure. 932cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 933cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public LayoutInflater getLayoutInflater(Bundle savedInstanceState) { 9340f3dfb28a503b3fb3e51666dd565b0d17eaebfbbAdam Powell LayoutInflater result = mActivity.getLayoutInflater().cloneInContext(mActivity); 9350f3dfb28a503b3fb3e51666dd565b0d17eaebfbbAdam Powell getChildFragmentManager(); // Init if needed; use raw implementation below. 9360f3dfb28a503b3fb3e51666dd565b0d17eaebfbbAdam Powell result.setFactory(mChildFragmentManager.getLayoutInflaterFactory()); 9370f3dfb28a503b3fb3e51666dd565b0d17eaebfbbAdam Powell return result; 938cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 939cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 940cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 941cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a fragment is being created as part of a view layout 942cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inflation, typically from setting the content view of an activity. This 9439277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * may be called immediately after the fragment is created from a <fragment> 944cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tag in a layout file. Note this is <em>before</em> the fragment's 945cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onAttach(Activity)} has been called; all you should do here is 9469277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * parse the attributes and save them away. 947cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 948cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>This is called every time the fragment is inflated, even if it is 9499277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * being inflated into a new instance with saved state. It typically makes 9509277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * sense to re-parse the parameters each time, to allow them to change with 9519277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * different configurations.</p> 9529277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 9539277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>Here is a typical implementation of a fragment that can take parameters 9549277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * both through attributes supplied here as well from {@link #getArguments()}:</p> 9559277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 9569277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * {@sample development/samples/ApiDemos/src/com/example/android/apis/app/FragmentArguments.java 9579277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * fragment} 9589277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 9599277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>Note that parsing the XML attributes uses a "styleable" resource. The 9609277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * declaration for the styleable used here is:</p> 9619277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 9629277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * {@sample development/samples/ApiDemos/res/values/attrs.xml fragment_arguments} 963cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 9649277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>The fragment can then be declared within its activity's content layout 9659277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * through a tag like this:</p> 9669277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 9679277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * {@sample development/samples/ApiDemos/res/layout/fragment_arguments.xml from_attributes} 9689277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 9699277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>This fragment can also be created dynamically from arguments given 9709277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * at runtime in the arguments Bundle; here is an example of doing so at 9719277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * creation of the containing activity:</p> 9729277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 9739277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * {@sample development/samples/ApiDemos/src/com/example/android/apis/app/FragmentArguments.java 9749277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * create} 9759277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 9769277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * @param activity The Activity that is inflating this fragment. 977cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param attrs The attributes at the tag where the fragment is 978cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * being created. 979cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 980cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a previous saved state, this is the state. 981cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 9829277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public void onInflate(Activity activity, AttributeSet attrs, Bundle savedInstanceState) { 983cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 984cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 9859f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 986cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 987cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a fragment is first attached to its activity. 988cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreate(Bundle)} will be called after this. 989cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 990cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onAttach(Activity activity) { 991cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 992cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 993cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 994cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 995cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a fragment loads an animation. 996cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 9979277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public Animation onCreateAnimation(int transit, boolean enter, int nextAnim) { 998cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 999cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1000cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1001cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1002cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called to do initial creation of a fragment. This is called after 1003cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onAttach(Activity)} and before 1004cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}. 1005cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1006cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Note that this can be called while the fragment's activity is 1007cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * still in the process of being created. As such, you can not rely 1008cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on things like the activity's content view hierarchy being initialized 1009cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * at this point. If you want to do work once the activity itself is 1010cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * created, see {@link #onActivityCreated(Bundle)}. 1011cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1012cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 1013cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a previous saved state, this is the state. 1014cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1015cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onCreate(Bundle savedInstanceState) { 1016cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1017cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 10180adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 1019cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1020cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called to have the fragment instantiate its user interface view. 1021cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is optional, and non-graphical fragments can return null (which 1022cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is the default implementation). This will be called between 1023cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreate(Bundle)} and {@link #onActivityCreated(Bundle)}. 1024cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1025cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>If you return a View from here, you will later be called in 1026cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onDestroyView} when the view is being released. 1027cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1028cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param inflater The LayoutInflater object that can be used to inflate 1029cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * any views in the fragment, 1030cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param container If non-null, this is the parent view that the fragment's 1031cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * UI should be attached to. The fragment should not add the view itself, 1032cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * but this can be used to generate the LayoutParams of the view. 1033cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If non-null, this fragment is being re-constructed 1034cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * from a previous saved state as given here. 1035cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1036cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Return the View for the fragment's UI, or null. 1037cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1038a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, 1039a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye @Nullable Bundle savedInstanceState) { 1040cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1041cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 10420adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 1043cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1044e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * Called immediately after {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)} 1045e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * has returned, but before any saved state has been restored in to the view. 1046e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * This gives subclasses a chance to initialize themselves once 1047e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * they know their view hierarchy has been completely created. The fragment's 1048e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * view hierarchy is not however attached to its parent at this point. 1049e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * @param view The View returned by {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}. 1050e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * @param savedInstanceState If non-null, this fragment is being re-constructed 1051e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * from a previous saved state as given here. 1052e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn */ 1053a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public void onViewCreated(View view, @Nullable Bundle savedInstanceState) { 1054e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1055e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 1056e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn /** 1057cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Get the root view for the fragment's layout (the one returned by {@link #onCreateView}), 1058cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * if provided. 1059cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1060cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return The fragment's root view, or null if it has no layout. 1061cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1062a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye @Nullable 1063cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public View getView() { 1064cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mView; 1065cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1066cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1067cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1068cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment's activity has been created and this 1069cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * fragment's view hierarchy instantiated. It can be used to do final 1070cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * initialization once these pieces are in place, such as retrieving 1071cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * views or restoring state. It is also useful for fragments that use 1072cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #setRetainInstance(boolean)} to retain their instance, 1073cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * as this callback tells the fragment when it is fully associated with 1074cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the new activity instance. This is called after {@link #onCreateView} 10750adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * and before {@link #onViewStateRestored(Bundle)}. 10760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * 1077cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 1078cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a previous saved state, this is the state. 1079cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1080a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public void onActivityCreated(@Nullable Bundle savedInstanceState) { 1081cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1082cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 10830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 10840adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn /** 10850adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * Called when all saved state has been restored into the view hierarchy 10860adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * of the fragment. This can be used to do initialization based on saved 10870adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * state that you are letting the view hierarchy track itself, such as 10880adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * whether check box widgets are currently checked. This is called 10890adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * after {@link #onActivityCreated(Bundle)} and before 10900adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * {@link #onStart()}. 10910adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * 10920adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 10930adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * a previous saved state, this is the state. 10940adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn */ 1095a3ff3273e976adf19770651dcf473fa67b38eb22Tor Norbye public void onViewStateRestored(@Nullable Bundle savedInstanceState) { 10960adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = true; 10970adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 10980adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 1099cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1100cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the Fragment is visible to the user. This is generally 1101cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onStart() Activity.onStart} of the containing 1102cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1103cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1104cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onStart() { 1105cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1106cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1107cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mLoadersStarted) { 1108cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoadersStarted = true; 1109cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mCheckedForLoaderManager) { 1110cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 11110adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mLoaderManager = mActivity.getLoaderManager(mWho, mLoadersStarted, false); 1112cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1113cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 1114cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doStart(); 1115cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1116cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1117cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1118cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1119cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1120cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment is visible to the user and actively running. 1121cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is generally 1122cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onResume() Activity.onResume} of the containing 1123cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1124cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1125cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onResume() { 1126cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1127cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1128cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1129cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1130cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called to ask the fragment to save its current dynamic state, so it 1131cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can later be reconstructed in a new instance of its process is 1132cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * restarted. If a new instance of the fragment later needs to be 1133cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * created, the data you place in the Bundle here will be available 1134cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * in the Bundle given to {@link #onCreate(Bundle)}, 1135cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}, and 1136cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onActivityCreated(Bundle)}. 1137cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1138cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>This corresponds to {@link Activity#onSaveInstanceState(Bundle) 1139cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity.onSaveInstanceState(Bundle)} and most of the discussion there 1140cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * applies here as well. Note however: <em>this method may be called 1141cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * at any time before {@link #onDestroy()}</em>. There are many situations 1142cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * where a fragment may be mostly torn down (such as when placed on the 1143cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * back stack with no UI showing), but its state will not be saved until 1144cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * its owning activity actually needs to save its state. 1145cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1146cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param outState Bundle in which to place your saved state. 1147cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1148cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onSaveInstanceState(Bundle outState) { 1149cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1150cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1151cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onConfigurationChanged(Configuration newConfig) { 1152cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1153cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1154cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1155cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1156cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the Fragment is no longer resumed. This is generally 1157cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onPause() Activity.onPause} of the containing 1158cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1159cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1160cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onPause() { 1161cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1162cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1163cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1164cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1165cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the Fragment is no longer started. This is generally 1166cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onStop() Activity.onStop} of the containing 1167cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1168cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1169cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onStop() { 1170cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1171cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1172cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1173cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onLowMemory() { 1174cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1175cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1176cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1177cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1178cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the view previously created by {@link #onCreateView} has 1179cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * been detached from the fragment. The next time the fragment needs 1180cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to be displayed, a new view will be created. This is called 1181cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * after {@link #onStop()} and before {@link #onDestroy()}. It is called 1182cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <em>regardless</em> of whether {@link #onCreateView} returned a 1183cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * non-null view. Internally it is called after the view's state has 1184cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * been saved but before it has been removed from its parent. 1185cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1186cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDestroyView() { 1187cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1188cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1189cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1190cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1191cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment is no longer in use. This is called 1192cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * after {@link #onStop()} and before {@link #onDetach()}. 1193cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1194cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDestroy() { 1195cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1196cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //Log.v("foo", "onDestroy: mCheckedForLoaderManager=" + mCheckedForLoaderManager 1197cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // + " mLoaderManager=" + mLoaderManager); 1198cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mCheckedForLoaderManager) { 1199cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 12000adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mLoaderManager = mActivity.getLoaderManager(mWho, mLoadersStarted, false); 1201cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1202cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 1203cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doDestroy(); 1204cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1205cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1206cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1207cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 12089c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * Called by the fragment manager once this fragment has been removed, 12099c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * so that we don't have any left-over state if the application decides 12109c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * to re-use the instance. This only clears state that the framework 12119c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * internally manages, not things the application sets. 12129c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn */ 12139c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn void initState() { 12149c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mIndex = -1; 12159c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mWho = null; 12169c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mAdded = false; 12179c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mRemoving = false; 12189c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mResumed = false; 12199c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mFromLayout = false; 12209c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mInLayout = false; 12219c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mRestored = false; 12229c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mBackStackNesting = 0; 12239c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mFragmentManager = null; 12246252d78085a07c9d6bb4645a4e8086bf23b0a49aTim Kilbourn mChildFragmentManager = null; 12252a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn mActivity = null; 12269c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mFragmentId = 0; 12279c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mContainerId = 0; 12289c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mTag = null; 12299c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mHidden = false; 12309c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mDetached = false; 12319c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mRetaining = false; 12329c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoaderManager = null; 12339c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoadersStarted = false; 12349c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mCheckedForLoaderManager = false; 12359c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 12369c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 12379c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn /** 1238cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment is no longer attached to its activity. This 1239cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is called after {@link #onDestroy()}. 1240cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1241cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDetach() { 1242cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1243cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1244cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1245cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1246cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Initialize the contents of the Activity's standard options menu. You 1247cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * should place your menu items in to <var>menu</var>. For this method 1248cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to be called, you must have first called {@link #setHasOptionsMenu}. See 1249cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onCreateOptionsMenu(Menu) Activity.onCreateOptionsMenu} 1250cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for more information. 1251cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1252cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param menu The options menu in which you place your items. 1253cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1254cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #setHasOptionsMenu 1255cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onPrepareOptionsMenu 1256cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onOptionsItemSelected 1257cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1258cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { 1259cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1260cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1261cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1262cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Prepare the Screen's standard options menu to be displayed. This is 1263cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * called right before the menu is shown, every time it is shown. You can 1264cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * use this method to efficiently enable/disable items or otherwise 1265cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * dynamically modify the contents. See 1266cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onPrepareOptionsMenu(Menu) Activity.onPrepareOptionsMenu} 1267cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for more information. 1268cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1269cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param menu The options menu as last shown or first initialized by 1270cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * onCreateOptionsMenu(). 1271cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1272cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #setHasOptionsMenu 1273cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onCreateOptionsMenu 1274cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1275cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onPrepareOptionsMenu(Menu menu) { 1276cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1277cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1278cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1279cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when this fragment's option menu items are no longer being 1280cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * included in the overall options menu. Receiving this call means that 1281cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the menu needed to be rebuilt, but this fragment's items were not 1282cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * included in the newly built menu (its {@link #onCreateOptionsMenu(Menu, MenuInflater)} 1283cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * was not called). 1284cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1285cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDestroyOptionsMenu() { 1286cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1287cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1288cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1289cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This hook is called whenever an item in your options menu is selected. 1290cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * The default implementation simply returns false to have the normal 1291cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * processing happen (calling the item's Runnable or sending a message to 1292cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * its Handler as appropriate). You can use this method for any items 1293cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for which you would like to do processing without those other 1294cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * facilities. 1295cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1296cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Derived classes should call through to the base class for it to 1297cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * perform the default menu handling. 1298cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1299cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param item The menu item that was selected. 1300cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1301cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return boolean Return false to allow normal menu processing to 1302cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * proceed, true to consume it here. 1303cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1304cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onCreateOptionsMenu 1305cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1306cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean onOptionsItemSelected(MenuItem item) { 1307cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1308cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1309cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1310cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1311cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This hook is called whenever the options menu is being closed (either by the user canceling 1312cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the menu with the back/menu button, or when an item is selected). 1313cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1314cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param menu The options menu as last shown or first initialized by 1315cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * onCreateOptionsMenu(). 1316cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1317cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onOptionsMenuClosed(Menu menu) { 1318cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1319cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1320cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1321cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a context menu for the {@code view} is about to be shown. 1322cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Unlike {@link #onCreateOptionsMenu}, this will be called every 1323cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * time the context menu is about to be shown and should be populated for 1324cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the view (or item inside the view for {@link AdapterView} subclasses, 1325cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * this can be found in the {@code menuInfo})). 1326cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1327cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Use {@link #onContextItemSelected(android.view.MenuItem)} to know when an 1328cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * item has been selected. 1329cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1330cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * The default implementation calls up to 1331cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onCreateContextMenu Activity.onCreateContextMenu}, though 1332cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * you can not call this implementation if you don't want that behavior. 1333cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1334cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * It is not safe to hold onto the context menu after this method returns. 1335cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@inheritDoc} 1336cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1337cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { 1338cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn getActivity().onCreateContextMenu(menu, v, menuInfo); 1339cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1340cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1341cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1342cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Registers a context menu to be shown for the given view (multiple views 1343cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can show the context menu). This method will set the 1344cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link OnCreateContextMenuListener} on the view to this fragment, so 1345cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreateContextMenu(ContextMenu, View, ContextMenuInfo)} will be 1346cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * called when it is time to show the context menu. 1347cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1348cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #unregisterForContextMenu(View) 1349cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param view The view that should show a context menu. 1350cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1351cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void registerForContextMenu(View view) { 1352cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn view.setOnCreateContextMenuListener(this); 1353cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1354cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1355cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1356cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Prevents a context menu to be shown for the given view. This method will 1357cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * remove the {@link OnCreateContextMenuListener} on the view. 1358cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1359cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #registerForContextMenu(View) 1360cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param view The view that should stop showing a context menu. 1361cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1362cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void unregisterForContextMenu(View view) { 1363cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn view.setOnCreateContextMenuListener(null); 1364cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1365cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1366cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1367cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This hook is called whenever an item in a context menu is selected. The 1368cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default implementation simply returns false to have the normal processing 1369cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * happen (calling the item's Runnable or sending a message to its Handler 1370cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * as appropriate). You can use this method for any items for which you 1371cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * would like to do processing without those other facilities. 1372cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1373cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Use {@link MenuItem#getMenuInfo()} to get extra information set by the 1374cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * View that added this menu item. 1375cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1376cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Derived classes should call through to the base class for it to perform 1377cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the default menu handling. 1378cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1379cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param item The context menu item that was selected. 1380cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return boolean Return false to allow normal context menu processing to 1381cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * proceed, true to consume it here. 1382cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1383cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean onContextItemSelected(MenuItem item) { 1384cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1385cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1386e0f27d39b0a4f0ef30ef6446e7b675279961cc94Chris Banes 1387cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 13889f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * When custom transitions are used with Fragments, the enter transition listener 13899f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is called when this Fragment is attached or detached when not popping the back stack. 13909f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 13919f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param listener Used to manipulate the shared element transitions on this Fragment 13929f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * when added not as a pop from the back stack. 13939f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 13949f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setEnterSharedElementTransitionListener(SharedElementListener listener) { 13959f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mEnterTransitionListener = listener; 13969f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 13979f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 13989f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 13999f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * When custom transitions are used with Fragments, the exit transition listener 14009f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is called when this Fragment is attached or detached when popping the back stack. 14019f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 14029f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param listener Used to manipulate the shared element transitions on this Fragment 14039f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * when added as a pop from the back stack. 14049f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 14059f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setExitSharedElementTransitionListener(SharedElementListener listener) { 14069f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mExitTransitionListener = listener; 14079f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 14089f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 14099f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 14109f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used to move Views into the initial scene. The entering 14119f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Views will be those that are regular Views or ViewGroups that have 14129f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 14139f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as entering is governed by changing visibility from 14149f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link View#INVISIBLE} to {@link View#VISIBLE}. If <code>transition</code> is null, 14159f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * entering Views will remain unaffected. 14169f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 14179f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use to move Views into the initial Scene. 14189f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 14199f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setEnterTransition(Object transition) { 14209f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mEnterTransition = transition; 14219f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 14229f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 14239f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 14249f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns the Transition that will be used to move Views into the initial scene. The entering 14259f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Views will be those that are regular Views or ViewGroups that have 14269f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 14279f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as entering is governed by changing visibility from 14289f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link View#INVISIBLE} to {@link View#VISIBLE}. 14299f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 14309f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return the Transition to use to move Views into the initial Scene. 14319f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 14329f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getEnterTransition() { 14339f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount return mEnterTransition; 14349f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 14359f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 14369f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 14379f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used to move Views out of the scene when the Fragment is 14389f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * preparing to be removed, hidden, or detached because of popping the back stack. The exiting 14399f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Views will be those that are regular Views or ViewGroups that have 14409f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 14419f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as entering is governed by changing visibility from 14429f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link View#VISIBLE} to {@link View#INVISIBLE}. If <code>transition</code> is null, 14439f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * entering Views will remain unaffected. If nothing is set, the default will be to 14449f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * use the same value as set in {@link #setEnterTransition(Object)}. 14459f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 14469f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use to move Views out of the Scene when the Fragment 14479f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is preparing to close. <code>transition</code> must be an 14489f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * android.transition.Transition. 14499f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 14509f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setReturnTransition(Object transition) { 14519f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mReturnTransition = transition; 14529f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 14539f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 14549f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 14559f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns the Transition that will be used to move Views out of the scene when the Fragment is 14569f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * preparing to be removed, hidden, or detached because of popping the back stack. The exiting 14579f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Views will be those that are regular Views or ViewGroups that have 14589f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 14599f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as entering is governed by changing visibility from 14609f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link View#VISIBLE} to {@link View#INVISIBLE}. If <code>transition</code> is null, 14619f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * entering Views will remain unaffected. 14629f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 14639f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return the Transition to use to move Views out of the Scene when the Fragment 14649f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is preparing to close. 14659f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 14669f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getReturnTransition() { 14679f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount return mReturnTransition == USE_DEFAULT_TRANSITION ? getEnterTransition() 14689f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount : mReturnTransition; 14699f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 14709f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 14719f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 14729f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used to move Views out of the scene when the 14739f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * fragment is removed, hidden, or detached when not popping the back stack. 14749f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * The exiting Views will be those that are regular Views or ViewGroups that 14759f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * have {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 14769f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as exiting is governed by changing visibility 14779f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * from {@link View#VISIBLE} to {@link View#INVISIBLE}. If transition is null, the views will 14789f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * remain unaffected. 14799f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 14809f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use to move Views out of the Scene when the Fragment 14819f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is being closed not due to popping the back stack. <code>transition</code> 14829f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * must be an android.transition.Transition. 14839f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 14849f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setExitTransition(Object transition) { 14859f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mExitTransition = transition; 14869f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 14879f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 14889f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 14899f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns the Transition that will be used to move Views out of the scene when the 14909f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * fragment is removed, hidden, or detached when not popping the back stack. 14919f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * The exiting Views will be those that are regular Views or ViewGroups that 14929f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * have {@link ViewGroup#isTransitionGroup} return true. Typical Transitions will extend 14939f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.Visibility} as exiting is governed by changing visibility 14949f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * from {@link View#VISIBLE} to {@link View#INVISIBLE}. If transition is null, the views will 14959f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * remain unaffected. 14969f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 14979f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return the Transition to use to move Views out of the Scene when the Fragment 14989f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * is being closed not due to popping the back stack. 14999f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 15009f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getExitTransition() { 15019f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount return mExitTransition; 15029f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 15039f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 15049f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 15059f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used to move Views in to the scene when returning due 15069f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * to popping a back stack. The entering Views will be those that are regular Views 15079f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * or ViewGroups that have {@link ViewGroup#isTransitionGroup} return true. Typical Transitions 15089f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * will extend {@link android.transition.Visibility} as exiting is governed by changing 15099f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * visibility from {@link View#VISIBLE} to {@link View#INVISIBLE}. If transition is null, 15109f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * the views will remain unaffected. If nothing is set, the default will be to use the same 15119f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * transition as {@link #setExitTransition(Object)}. 15129f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 15139f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use to move Views into the scene when reentering from a 15149f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * previously-started Activity. <code>transition</code> 15159f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * must be an android.transition.Transition. 15169f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 15179f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setReenterTransition(Object transition) { 15189f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mReenterTransition = transition; 15199f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 15209f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 15219f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 15229f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns the Transition that will be used to move Views in to the scene when returning due 15239f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * to popping a back stack. The entering Views will be those that are regular Views 15249f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * or ViewGroups that have {@link ViewGroup#isTransitionGroup} return true. Typical Transitions 15259f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * will extend {@link android.transition.Visibility} as exiting is governed by changing 15269f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * visibility from {@link View#VISIBLE} to {@link View#INVISIBLE}. If transition is null, 15279f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * the views will remain unaffected. If nothing is set, the default will be to use the same 15289f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * transition as {@link #setExitTransition(Object)}. 15299f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 15309f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return the Transition to use to move Views into the scene when reentering from a 15319f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * previously-started Activity. 15329f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 15339f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getReenterTransition() { 15349f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount return mReenterTransition == USE_DEFAULT_TRANSITION ? getExitTransition() 15359f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount : mReenterTransition; 15369f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 15379f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 15389f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 15399f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used for shared elements transferred into the content 15409f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. Typical Transitions will affect size and location, such as 15419f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.ChangeBounds}. A null 15429f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * value will cause transferred shared elements to blink to the final position. 15439f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 15449f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use for shared elements transferred into the content 15459f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. <code>transition</code> must be an android.transition.Transition. 15469f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 15479f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setSharedElementEnterTransition(Object transition) { 15489f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mSharedElementEnterTransition = transition; 15499f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 15509f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 15519f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 15529f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns the Transition that will be used for shared elements transferred into the content 15539f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. Typical Transitions will affect size and location, such as 15549f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.ChangeBounds}. A null 15559f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * value will cause transferred shared elements to blink to the final position. 15569f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 15579f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return The Transition to use for shared elements transferred into the content 15589f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. 15599f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 15609f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getSharedElementEnterTransition() { 15619f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount return mSharedElementEnterTransition; 15629f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 15639f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 15649f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 15659f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets the Transition that will be used for shared elements transferred back during a 15669f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * pop of the back stack. This Transition acts in the leaving Fragment. 15679f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Typical Transitions will affect size and location, such as 15689f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.ChangeBounds}. A null 15699f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * value will cause transferred shared elements to blink to the final position. 15709f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * If no value is set, the default will be to use the same value as 15719f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link #setSharedElementEnterTransition(Object)}. 15729f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 15739f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param transition The Transition to use for shared elements transferred out of the content 15749f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. <code>transition</code> must be an android.transition.Transition. 15759f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 15769f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setSharedElementReturnTransition(Object transition) { 15779f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mSharedElementReturnTransition = transition; 15789f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 15799f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 15809f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 15819f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Return the Transition that will be used for shared elements transferred back during a 15829f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * pop of the back stack. This Transition acts in the leaving Fragment. 15839f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Typical Transitions will affect size and location, such as 15849f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link android.transition.ChangeBounds}. A null 15859f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * value will cause transferred shared elements to blink to the final position. 15869f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * If no value is set, the default will be to use the same value as 15879f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * {@link #setSharedElementEnterTransition(Object)}. 15889f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 15899f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return The Transition to use for shared elements transferred out of the content 15909f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Scene. 15919f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 15929f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public Object getSharedElementReturnTransition() { 15939f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount return mSharedElementReturnTransition == USE_DEFAULT_TRANSITION ? 15949f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount getSharedElementEnterTransition() : mSharedElementReturnTransition; 15959f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 15969f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 15979f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 15989f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets whether the the exit transition and enter transition overlap or not. 15999f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * When true, the enter transition will start as soon as possible. When false, the 16009f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * enter transition will wait until the exit transition completes before starting. 16019f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 16029f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param allow true to start the enter transition when possible or false to 16039f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * wait until the exiting transition completes. 16049f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 16059f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setAllowEnterTransitionOverlap(boolean allow) { 16069f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mAllowEnterTransitionOverlap = allow; 16079f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 16089f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 16099f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 16109f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns whether the the exit transition and enter transition overlap or not. 16119f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * When true, the enter transition will start as soon as possible. When false, the 16129f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * enter transition will wait until the exit transition completes before starting. 16139f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 16149f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return true when the enter transition should start as soon as possible or false to 16159f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * when it should wait until the exiting transition completes. 16169f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 16179f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public boolean getAllowEnterTransitionOverlap() { 16189f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount return (mAllowEnterTransitionOverlap == null) ? true : mAllowEnterTransitionOverlap; 16199f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 16209f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 16219f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 16229f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Sets whether the the return transition and reenter transition overlap or not. 16239f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * When true, the reenter transition will start as soon as possible. When false, the 16249f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * reenter transition will wait until the return transition completes before starting. 16259f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 16269f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @param allow true to start the reenter transition when possible or false to wait until the 16279f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * return transition completes. 16289f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 16299f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public void setAllowReturnTransitionOverlap(boolean allow) { 16309f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount mAllowReturnTransitionOverlap = allow; 16319f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 16329f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 16339f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 16349f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * Returns whether the the return transition and reenter transition overlap or not. 16359f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * When true, the reenter transition will start as soon as possible. When false, the 16369f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * reenter transition will wait until the return transition completes before starting. 16379f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * 16389f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * @return true to start the reenter transition when possible or false to wait until the 16399f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount * return transition completes. 16409f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount */ 16419f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount public boolean getAllowReturnTransitionOverlap() { 16429f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount return (mAllowReturnTransitionOverlap == null) ? true : mAllowReturnTransitionOverlap; 16439f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount } 16449f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount 16459f4a046cbeb22a24d322a644323b41022ad9d15aGeorge Mount /** 1646cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Print the Fragments's state into the given stream. 1647cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1648cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param prefix Text to print at the front of each line. 1649cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fd The raw file descriptor that the dump is being sent to. 1650cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param writer The PrintWriter to which you should dump your state. This will be 1651cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * closed for you after you return. 1652cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param args additional arguments to the dump request. 1653cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1654cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 1655cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mFragmentId=#"); 1656cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(Integer.toHexString(mFragmentId)); 16575506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn writer.print(" mContainerId=#"); 1658cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(Integer.toHexString(mContainerId)); 1659cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mTag="); writer.println(mTag); 1660cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mState="); writer.print(mState); 1661cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mIndex="); writer.print(mIndex); 1662cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mWho="); writer.print(mWho); 1663cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mBackStackNesting="); writer.println(mBackStackNesting); 1664cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mAdded="); writer.print(mAdded); 1665cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mRemoving="); writer.print(mRemoving); 1666cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mResumed="); writer.print(mResumed); 1667cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mFromLayout="); writer.print(mFromLayout); 1668cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mInLayout="); writer.println(mInLayout); 1669cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mHidden="); writer.print(mHidden); 1670e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn writer.print(" mDetached="); writer.print(mDetached); 16712a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn writer.print(" mMenuVisible="); writer.print(mMenuVisible); 1672cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mHasMenu="); writer.println(mHasMenu); 16732a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn writer.print(prefix); writer.print("mRetainInstance="); writer.print(mRetainInstance); 167479398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell writer.print(" mRetaining="); writer.print(mRetaining); 167579398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell writer.print(" mUserVisibleHint="); writer.println(mUserVisibleHint); 1676cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mFragmentManager != null) { 1677cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mFragmentManager="); 1678cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mFragmentManager); 1679cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1680cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity != null) { 1681cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mActivity="); 1682cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mActivity); 1683cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 16840adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mParentFragment != null) { 16850adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn writer.print(prefix); writer.print("mParentFragment="); 16860adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn writer.println(mParentFragment); 16870adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 1688cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mArguments != null) { 1689cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mArguments="); writer.println(mArguments); 1690cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1691cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedFragmentState != null) { 1692cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mSavedFragmentState="); 1693cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mSavedFragmentState); 1694cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1695cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedViewState != null) { 1696cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mSavedViewState="); 1697cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mSavedViewState); 1698cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1699cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mTarget != null) { 1700cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mTarget="); writer.print(mTarget); 1701cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mTargetRequestCode="); 1702cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mTargetRequestCode); 1703cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1704cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mNextAnim != 0) { 1705cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mNextAnim="); writer.println(mNextAnim); 1706cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1707cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mContainer != null) { 1708cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mContainer="); writer.println(mContainer); 1709cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1710cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mView != null) { 1711cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mView="); writer.println(mView); 1712cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1713cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mInnerView != null) { 1714cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mInnerView="); writer.println(mView); 1715cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1716cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAnimatingAway != null) { 1717cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mAnimatingAway="); writer.println(mAnimatingAway); 1718cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mStateAfterAnimating="); 1719cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mStateAfterAnimating); 1720cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1721cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 1722cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Loader Manager:"); 1723cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.dump(prefix + " ", fd, writer, args); 1724cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 17250adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 17260adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn writer.print(prefix); writer.println("Child " + mChildFragmentManager + ":"); 17270adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dump(prefix + " ", fd, writer, args); 17280adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17290adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17300adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 17310adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Fragment findFragmentByWho(String who) { 17320adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (who.equals(mWho)) { 17330adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return this; 17340adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17350adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 17360adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return mChildFragmentManager.findFragmentByWho(who); 17370adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17380adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return null; 17390adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17400adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 17410adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void instantiateChildFragmentManager() { 1742e0f27d39b0a4f0ef30ef6446e7b675279961cc94Chris Banes mChildFragmentManager = new FragmentManagerImpl(); 17430adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.attachActivity(mActivity, new FragmentContainer() { 17440adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn @Override 17450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn public View findViewById(int id) { 17460adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mView == null) { 17470adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new IllegalStateException("Fragment does not have a view"); 17480adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17490adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return mView.findViewById(id); 17500adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17510adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn }, this); 17520adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17530adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 17540adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performCreate(Bundle savedInstanceState) { 17550adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 17560adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 17570adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17580adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 17590adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onCreate(savedInstanceState); 17600adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 17610adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 17620adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onCreate()"); 17630adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17640adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (savedInstanceState != null) { 17650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Parcelable p = savedInstanceState.getParcelable( 17660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn FragmentActivity.FRAGMENTS_TAG); 17670adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (p != null) { 17680adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager == null) { 17690adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn instantiateChildFragmentManager(); 17700adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17710adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.restoreAllState(p, null); 17720adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchCreate(); 17730adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17750adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 17770adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn View performCreateView(LayoutInflater inflater, ViewGroup container, 17780adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Bundle savedInstanceState) { 17790adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 17800adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 17810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17820adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return onCreateView(inflater, container, savedInstanceState); 17830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17840adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 17850adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performActivityCreated(Bundle savedInstanceState) { 17860adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 17870adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 17880adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17890adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 17900adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onActivityCreated(savedInstanceState); 17910adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 17920adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 17930adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onActivityCreated()"); 17940adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17950adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 17960adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchActivityCreated(); 17970adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 1798cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1799cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 18009c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn void performStart() { 18010adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 18020adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 18030adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.execPendingActions(); 18040adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18050adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 18069c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn onStart(); 18070adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 18080adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 18090adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onStart()"); 18100adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18110adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 18120adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchStart(); 18130adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18149c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn if (mLoaderManager != null) { 18159c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoaderManager.doReportStart(); 18169c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 18179c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 18189c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 18190adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performResume() { 18200adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 18210adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 18220adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.execPendingActions(); 18230adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18240adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 18250adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onResume(); 18260adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 18270adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 18280adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onResume()"); 18290adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18300adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 18310adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchResume(); 18320adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.execPendingActions(); 18330adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18340adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18350adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 18360adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performConfigurationChanged(Configuration newConfig) { 18370adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onConfigurationChanged(newConfig); 18380adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 18390adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchConfigurationChanged(newConfig); 18400adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18410adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18420adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 18430adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performLowMemory() { 18440adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onLowMemory(); 18450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 18460adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchLowMemory(); 18470adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18480adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18490adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 18500adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn /* 18510adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performTrimMemory(int level) { 18520adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onTrimMemory(level); 18530adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 18540adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchTrimMemory(level); 18550adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18560adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18570adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn */ 18580adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 18590adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean performCreateOptionsMenu(Menu menu, MenuInflater inflater) { 18600adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean show = false; 18610adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 18620adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mHasMenu && mMenuVisible) { 18630adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show = true; 18640adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onCreateOptionsMenu(menu, inflater); 18650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 18670adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show |= mChildFragmentManager.dispatchCreateOptionsMenu(menu, inflater); 18680adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18690adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18700adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return show; 18710adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18720adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 18730adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean performPrepareOptionsMenu(Menu menu) { 18740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean show = false; 18750adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 18760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mHasMenu && mMenuVisible) { 18770adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show = true; 18780adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onPrepareOptionsMenu(menu); 18790adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18800adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 18810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show |= mChildFragmentManager.dispatchPrepareOptionsMenu(menu); 18820adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18840adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return show; 18850adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18860adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 18870adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean performOptionsItemSelected(MenuItem item) { 18880adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 18890adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mHasMenu && mMenuVisible) { 18900adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (onOptionsItemSelected(item)) { 18910adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return true; 18920adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18930adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18940adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 18950adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager.dispatchOptionsItemSelected(item)) { 18960adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return true; 18970adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18980adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 18990adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19000adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return false; 19010adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19020adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 19030adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean performContextItemSelected(MenuItem item) { 19040adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 19050adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (onContextItemSelected(item)) { 19060adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return true; 19070adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19080adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 19090adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager.dispatchContextItemSelected(item)) { 19100adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return true; 19110adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19120adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19130adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19140adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return false; 19150adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19160adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 19170adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performOptionsMenuClosed(Menu menu) { 19180adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 19190adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mHasMenu && mMenuVisible) { 19200adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onOptionsMenuClosed(menu); 19210adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19220adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 19230adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchOptionsMenuClosed(menu); 19240adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19250adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19260adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19270adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 19280adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performSaveInstanceState(Bundle outState) { 19290adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onSaveInstanceState(outState); 19300adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 19310adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Parcelable p = mChildFragmentManager.saveAllState(); 19320adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (p != null) { 19330adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn outState.putParcelable(FragmentActivity.FRAGMENTS_TAG, p); 19340adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19350adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19360adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19370adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 19380adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performPause() { 19390adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 19400adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchPause(); 19410adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19420adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 19430adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onPause(); 19440adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 19450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 19460adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onPause()"); 19470adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19480adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19490adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 1950cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void performStop() { 19510adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 19520adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchStop(); 19530adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19540adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 1955cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn onStop(); 19560adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 19570adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 19580adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onStop()"); 19590adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 1960681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn } 1961681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn 1962218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn void performReallyStop() { 19630adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 19640adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchReallyStop(); 19650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 1966cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoadersStarted) { 1967cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoadersStarted = false; 1968cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mCheckedForLoaderManager) { 1969cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 19700adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mLoaderManager = mActivity.getLoaderManager(mWho, mLoadersStarted, false); 1971cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1972cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 1973218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn if (!mActivity.mRetaining) { 1974cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doStop(); 1975cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1976cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doRetain(); 1977cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1978cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1979cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1980cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 19819c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 19829c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn void performDestroyView() { 19830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 19840adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchDestroyView(); 19850adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19860adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 19879c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn onDestroyView(); 19880adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 19890adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 19900adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onDestroyView()"); 19910adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19929c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn if (mLoaderManager != null) { 19939c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoaderManager.doReportNextStart(); 19949c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 19959c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 19960adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 19970adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performDestroy() { 19980adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 19990adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchDestroy(); 20000adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 20010adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 20020adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onDestroy(); 20030adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 20040adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 20050adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onDestroy()"); 20060adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 20070adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 2008cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 2009