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; 25cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Bundle; 26cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Parcel; 27cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Parcelable; 282290993eddf5262a8df7fc9478daed52401e325aDianne Hackbornimport android.support.v4.util.SimpleArrayMap; 29cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.support.v4.util.DebugUtils; 30cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.util.AttributeSet; 31be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackbornimport android.util.Log; 32cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.util.SparseArray; 33cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.ContextMenu; 34cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.LayoutInflater; 35cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.Menu; 36cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.MenuInflater; 37cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.MenuItem; 38cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.View; 39cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.ViewGroup; 40cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.ContextMenu.ContextMenuInfo; 41cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.View.OnCreateContextMenuListener; 42cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.animation.Animation; 43cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.widget.AdapterView; 44cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 45cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport java.io.FileDescriptor; 46cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport java.io.PrintWriter; 47cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 48cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornfinal class FragmentState implements Parcelable { 49cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final String mClassName; 50cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int mIndex; 51cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final boolean mFromLayout; 52cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int mFragmentId; 53cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int mContainerId; 54cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final String mTag; 55cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final boolean mRetainInstance; 56e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn final boolean mDetached; 57cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final Bundle mArguments; 58cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 59cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mSavedFragmentState; 60cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 61cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment mInstance; 62cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 63cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState(Fragment frag) { 64cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mClassName = frag.getClass().getName(); 65cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mIndex = frag.mIndex; 66cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFromLayout = frag.mFromLayout; 67cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFragmentId = frag.mFragmentId; 68cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mContainerId = frag.mContainerId; 69cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTag = frag.mTag; 70cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mRetainInstance = frag.mRetainInstance; 71e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mDetached = frag.mDetached; 72cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments = frag.mArguments; 73cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 74cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 75cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState(Parcel in) { 76cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mClassName = in.readString(); 77cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mIndex = in.readInt(); 78cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFromLayout = in.readInt() != 0; 79cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFragmentId = in.readInt(); 80cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mContainerId = in.readInt(); 81cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTag = in.readString(); 82cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mRetainInstance = in.readInt() != 0; 83e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mDetached = in.readInt() != 0; 84cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments = in.readBundle(); 85cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mSavedFragmentState = in.readBundle(); 86cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 87cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 880adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn public Fragment instantiate(FragmentActivity activity, Fragment parent) { 89cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mInstance != null) { 90cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mInstance; 91cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 92cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 93cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mArguments != null) { 94cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments.setClassLoader(activity.getClassLoader()); 95cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 96cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 97cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance = Fragment.instantiate(activity, mClassName, mArguments); 98cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 99cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedFragmentState != null) { 100cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mSavedFragmentState.setClassLoader(activity.getClassLoader()); 101cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mSavedFragmentState = mSavedFragmentState; 102cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1030adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mInstance.setIndex(mIndex, parent); 104cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mFromLayout = mFromLayout; 105cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mRestored = true; 106cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mFragmentId = mFragmentId; 107cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mContainerId = mContainerId; 108cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mTag = mTag; 109cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mRetainInstance = mRetainInstance; 110e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mInstance.mDetached = mDetached; 111cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mFragmentManager = activity.mFragments; 112be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackborn 113be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackborn if (FragmentManagerImpl.DEBUG) Log.v(FragmentManagerImpl.TAG, 114be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackborn "Instantiated fragment " + mInstance); 115be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackborn 116cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mInstance; 117cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 118cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 119cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int describeContents() { 120cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return 0; 121cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 122cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 123cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void writeToParcel(Parcel dest, int flags) { 124cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeString(mClassName); 125cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mIndex); 126cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mFromLayout ? 1 : 0); 127cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mFragmentId); 128cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mContainerId); 129cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeString(mTag); 130cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mRetainInstance ? 1 : 0); 131e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn dest.writeInt(mDetached ? 1 : 0); 132cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeBundle(mArguments); 133cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeBundle(mSavedFragmentState); 134cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 135cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 136cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static final Parcelable.Creator<FragmentState> CREATOR 137cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn = new Parcelable.Creator<FragmentState>() { 138cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState createFromParcel(Parcel in) { 139cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new FragmentState(in); 140cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 141cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 142cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState[] newArray(int size) { 143cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new FragmentState[size]; 144cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 145cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }; 146cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 147cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 148cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn/** 149cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Static library support version of the framework's {@link android.app.Fragment}. 150cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Used to write apps that run on platforms prior to Android 3.0. When running 151cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on Android 3.0 or above, this implementation is still used; it does not try 1529dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * to switch to the framework's implementation. See the framework {@link android.app.Fragment} 153cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * documentation for a class overview. 1549dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * 1559dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <p>The main differences when using this support version instead of the framework version are: 1569dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <ul> 1579dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <li>Your activity must extend {@link FragmentActivity} 1589dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <li>You must call {@link FragmentActivity#getSupportFragmentManager} to get the 1599dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * {@link FragmentManager} 1609dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * </ul> 1619dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * 162cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 163cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornpublic class Fragment implements ComponentCallbacks, OnCreateContextMenuListener { 1642290993eddf5262a8df7fc9478daed52401e325aDianne Hackborn private static final SimpleArrayMap<String, Class<?>> sClassMap = 1652290993eddf5262a8df7fc9478daed52401e325aDianne Hackborn new SimpleArrayMap<String, Class<?>>(); 166cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 167cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final int INITIALIZING = 0; // Not yet created. 168cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final int CREATED = 1; // Created. 169cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final int ACTIVITY_CREATED = 2; // The activity has finished its creation. 170e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn static final int STOPPED = 3; // Fully created, not started. 171e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn static final int STARTED = 4; // Created and started, not resumed. 172e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn static final int RESUMED = 5; // Created started and resumed. 173cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 174cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mState = INITIALIZING; 175cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 176cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Non-null if the fragment's view hierarchy is currently animating away, 177cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // meaning we need to wait a bit on completely destroying it. This is the 178cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // view that is animating. 179cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View mAnimatingAway; 180cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 181cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If mAnimatingAway != null, this is the state we should move to once the 182cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // animation is done. 183cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mStateAfterAnimating; 184cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 185cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // When instantiated from saved state, this is the saved state. 186cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mSavedFragmentState; 187cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn SparseArray<Parcelable> mSavedViewState; 188cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 189cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Index into active fragment array. 190cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mIndex = -1; 191cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 192cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Internal unique name for this fragment; 193cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String mWho; 194cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 195cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Construction arguments; 196cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mArguments; 197cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 198cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Target fragment. 199cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment mTarget; 200cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 2012c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn // For use when retaining a fragment: this is the index of the last mTarget. 2022c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn int mTargetIndex = -1; 2032c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn 204cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Target request code. 205cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mTargetRequestCode; 206cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 207cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // True if the fragment is in the list of added fragments. 208cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mAdded; 209cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 210cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment is being removed from its activity. 211cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRemoving; 212cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 213cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // True if the fragment is in the resumed state. 214cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mResumed; 215cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 216cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Set to true if this fragment was instantiated from a layout file. 217cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mFromLayout; 218cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 219cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Set to true when the view has actually been inflated in its layout. 220cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mInLayout; 221cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 222cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // True if this fragment has been restored from previously saved state. 223cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRestored; 224cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 225cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Number of active back stack entries this fragment is in. 226cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mBackStackNesting; 227cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 228cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The fragment manager we are associated with. Set as soon as the 229cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // fragment is used in a transaction; cleared after it has been removed 230cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // from all transactions. 231abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell FragmentManagerImpl mFragmentManager; 232cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 233cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Activity this fragment is attached to. 234cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentActivity mActivity; 2350adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 2360adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn // Private fragment manager for child fragments inside of this one. 2370adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn FragmentManagerImpl mChildFragmentManager; 2380adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 2390adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn // If this Fragment is contained in another Fragment, this is that container. 2400adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Fragment mParentFragment; 2410adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 242cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The optional identifier for this fragment -- either the container ID if it 243cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // was dynamically added to the view hierarchy, or the ID supplied in 244cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // layout. 245cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mFragmentId; 246cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 247cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // When a fragment is being dynamically added to the view hierarchy, this 248cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // is the identifier of the parent container it is being added to. 249cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mContainerId; 250cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 251cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The optional named tag for this fragment -- usually used to find 252cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // fragments that are not part of the layout. 253cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String mTag; 254cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 255cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Set to true when the app has requested that this fragment be hidden 256cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // from the user. 257cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mHidden; 258cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 259e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn // Set to true when the app has requested that this fragment be deactivated. 260e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn boolean mDetached; 261e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 262cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment would like its instance retained across 263cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // configuration changes. 264cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRetainInstance; 265cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 266cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment is being retained across the current config change. 267cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRetaining; 268cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 269cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment has menu items to contribute. 270cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mHasMenu; 2712a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 2722a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn // Set to true to allow the fragment's menu to be shown. 2732a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn boolean mMenuVisible = true; 2742a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 275cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Used to verify that subclasses call through to super class. 276cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mCalled; 277cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 278cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If app has requested a specific animation, this is the one to use. 279cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mNextAnim; 280cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 281cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The parent container of the fragment after dynamically added to UI. 282cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ViewGroup mContainer; 283cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 284cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The View generated for this fragment. 285cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View mView; 286cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 287cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The real inner view that will save/restore state. 288cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View mInnerView; 289abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 290abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell // Whether this fragment should defer starting until after other fragments 291abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell // have been started and their loaders are finished. 292abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell boolean mDeferStart; 29379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell 29479398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell // Hint provided by the app that this fragment is currently visible to the user. 29579398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell boolean mUserVisibleHint = true; 296abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 297cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn LoaderManagerImpl mLoaderManager; 298cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mLoadersStarted; 299cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mCheckedForLoaderManager; 300cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 301cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 3025c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * State information that has been retrieved from a fragment instance 3035c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * through {@link FragmentManager#saveFragmentInstanceState(Fragment) 3045c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * FragmentManager.saveFragmentInstanceState}. 3055c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn */ 3065c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public static class SavedState implements Parcelable { 3075c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn final Bundle mState; 3085c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3095c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn SavedState(Bundle state) { 3105c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mState = state; 3115c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3125c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3135c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn SavedState(Parcel in, ClassLoader loader) { 3145c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mState = in.readBundle(); 3155c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (loader != null && mState != null) { 3165c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mState.setClassLoader(loader); 3175c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3185c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3195c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3205c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn @Override 3215c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public int describeContents() { 3225c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return 0; 3235c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3245c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3255c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn @Override 3265c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public void writeToParcel(Parcel dest, int flags) { 3275c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn dest.writeBundle(mState); 3285c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3295c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3305c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public static final Parcelable.Creator<SavedState> CREATOR 3315c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn = new Parcelable.Creator<SavedState>() { 3325c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public SavedState createFromParcel(Parcel in) { 3335c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return new SavedState(in, null); 3345c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3355c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3365c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public SavedState[] newArray(int size) { 3375c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return new SavedState[size]; 3385c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3395c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn }; 3405c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3415c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3425c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn /** 343cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Thrown by {@link Fragment#instantiate(Context, String, Bundle)} when 344cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * there is an instantiation failure. 345cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 346cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static public class InstantiationException extends RuntimeException { 347cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public InstantiationException(String msg, Exception cause) { 348cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn super(msg, cause); 349cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 350cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 351cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 352cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 353cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Default constructor. <strong>Every</strong> fragment must have an 354cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * empty constructor, so it can be instantiated when restoring its 355cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * activity's state. It is strongly recommended that subclasses do not 356cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * have other constructors with parameters, since these constructors 357cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will not be called when the fragment is re-instantiated; instead, 358cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * arguments can be supplied by the caller with {@link #setArguments} 359cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * and later retrieved by the Fragment with {@link #getArguments}. 360cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 361cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Applications should generally not implement a constructor. The 362cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * first place application code an run where the fragment is ready to 363cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be used is in {@link #onAttach(Activity)}, the point where the fragment 364cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is actually associated with its activity. Some applications may also 365cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * want to implement {@link #onInflate} to retrieve attributes from a 366cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * layout resource, though should take care here because this happens for 367cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the fragment is attached to its activity. 368cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 369cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment() { 370cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 371cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 372cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 373cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Like {@link #instantiate(Context, String, Bundle)} but with a null 374cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * argument Bundle. 375cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 376cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static Fragment instantiate(Context context, String fname) { 377cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return instantiate(context, fname, null); 378cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 379cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 380cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 381cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Create a new instance of a Fragment with the given class name. This is 382cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the same as calling its empty constructor. 383cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 384cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param context The calling context being used to instantiate the fragment. 385cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is currently just used to get its ClassLoader. 386cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fname The class name of the fragment to instantiate. 387cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param args Bundle of arguments to supply to the fragment, which it 388cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can retrieve with {@link #getArguments()}. May be null. 389cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns a new fragment instance. 390cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @throws InstantiationException If there is a failure in instantiating 391cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the given fragment class. This is a runtime exception; it is not 392cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * normally expected to happen. 393cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 394cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static Fragment instantiate(Context context, String fname, Bundle args) { 395cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn try { 396cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Class<?> clazz = sClassMap.get(fname); 397cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (clazz == null) { 398cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Class not found in the cache, see if it's real, and try to add it 399cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn clazz = context.getClassLoader().loadClass(fname); 400cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sClassMap.put(fname, clazz); 401cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 402cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = (Fragment)clazz.newInstance(); 403cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (args != null) { 404cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn args.setClassLoader(f.getClass().getClassLoader()); 405cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mArguments = args; 406cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 407cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 408cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } catch (ClassNotFoundException e) { 409cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new InstantiationException("Unable to instantiate fragment " + fname 410cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": make sure class name exists, is public, and has an" 411cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " empty constructor that is public", e); 412cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } catch (java.lang.InstantiationException e) { 413cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new InstantiationException("Unable to instantiate fragment " + fname 414cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": make sure class name exists, is public, and has an" 415cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " empty constructor that is public", e); 416cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } catch (IllegalAccessException e) { 417cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new InstantiationException("Unable to instantiate fragment " + fname 418cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": make sure class name exists, is public, and has an" 419cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " empty constructor that is public", e); 420cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 421cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 4223fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell 4233fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell /** 4243fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * Determine if the given fragment name is a support library fragment class. 4253fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * 4263fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * @param context Context used to determine the correct ClassLoader to use 4273fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * @param fname Class name of the fragment to test 4283fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * @return true if <code>fname</code> is <code>android.support.v4.app.Fragment</code> 4293fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell * or a subclass, false otherwise. 4303fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell */ 4313fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell static boolean isSupportFragmentClass(Context context, String fname) { 4323fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell try { 4333fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell Class<?> clazz = sClassMap.get(fname); 4343fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell if (clazz == null) { 4353fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell // Class not found in the cache, see if it's real, and try to add it 4363fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell clazz = context.getClassLoader().loadClass(fname); 4373fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell sClassMap.put(fname, clazz); 4383fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell } 4393fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell return Fragment.class.isAssignableFrom(clazz); 4403fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell } catch (ClassNotFoundException e) { 4413fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell return false; 4423fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell } 4433fafb0817f980d1819d0708b3c3da00454ba4c1fAdam Powell } 444cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 4450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn final void restoreViewState(Bundle savedInstanceState) { 446cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedViewState != null) { 447cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInnerView.restoreHierarchyState(mSavedViewState); 448cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mSavedViewState = null; 449cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 4500adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 4510adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onViewStateRestored(savedInstanceState); 4520adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 4530adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 4540adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onViewStateRestored()"); 4550adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 456cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 4570adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 4580adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn final void setIndex(int index, Fragment parent) { 459cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mIndex = index; 4600adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (parent != null) { 4610adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mWho = parent.mWho + ":" + mIndex; 4620adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } else { 4630adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mWho = "android:fragment:" + mIndex; 4640adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 465e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 4660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 467e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn final boolean isInBackStack() { 468e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn return mBackStackNesting > 0; 469e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 470e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 471cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 472cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Subclasses can not override equals(). 473cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 474cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override final public boolean equals(Object o) { 475cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return super.equals(o); 476cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 477cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 478cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 479cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Subclasses can not override hashCode(). 480cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 481cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override final public int hashCode() { 482cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return super.hashCode(); 483cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 484cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 485cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 486cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public String toString() { 487cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn StringBuilder sb = new StringBuilder(128); 488cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn DebugUtils.buildShortClassTag(this, sb); 489cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mIndex >= 0) { 490cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(" #"); 491cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(mIndex); 492cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 493cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mFragmentId != 0) { 494cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(" id=0x"); 495cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(Integer.toHexString(mFragmentId)); 496cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 497cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mTag != null) { 498cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(" "); 499cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(mTag); 500cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 501cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append('}'); 502cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return sb.toString(); 503cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 504cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 505cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 506cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the identifier this fragment is known by. This is either 507cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the android:id value supplied in a layout or the container view ID 508cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * supplied when adding the fragment. 509cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 510cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public int getId() { 511cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mFragmentId; 512cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 513cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 514cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 515cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Get the tag name of the fragment, if specified. 516cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 517cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public String getTag() { 518cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mTag; 519cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 520cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 521cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 522cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Supply the construction arguments for this fragment. This can only 523cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be called before the fragment has been attached to its activity; that 524cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is, you should call it immediately after constructing the fragment. The 525cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * arguments supplied here will be retained across fragment destroy and 526cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * creation. 527cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 528cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setArguments(Bundle args) { 529cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mIndex >= 0) { 530cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment already active"); 531cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 532cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments = args; 533cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 534cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 535cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 536cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the arguments supplied when the fragment was instantiated, 537cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * if any. 538cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 539cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public Bundle getArguments() { 540cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mArguments; 541cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 542cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 543cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 5445c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * Set the initial saved state that this Fragment should restore itself 5455c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * from when first being constructed, as returned by 5465c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * {@link FragmentManager#saveFragmentInstanceState(Fragment) 5475c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * FragmentManager.saveFragmentInstanceState}. 5485c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * 5495c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * @param state The state the fragment should be restored from. 5505c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn */ 5515c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public void setInitialSavedState(SavedState state) { 5525c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (mIndex >= 0) { 5535c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn throw new IllegalStateException("Fragment already active"); 5545c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 5555c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mSavedFragmentState = state != null && state.mState != null 5565c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn ? state.mState : null; 5575c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 5585c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 5595c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn /** 560cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Optional target for this fragment. This may be used, for example, 561cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * if this fragment is being started by another, and when done wants to 562cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * give a result back to the first. The target set here is retained 563cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * across instances via {@link FragmentManager#putFragment 564cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * FragmentManager.putFragment()}. 565cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 566cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fragment The fragment that is the target of this one. 567cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param requestCode Optional request code, for convenience if you 568cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * are going to call back with {@link #onActivityResult(int, int, Intent)}. 569cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 570cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setTargetFragment(Fragment fragment, int requestCode) { 571cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTarget = fragment; 572cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTargetRequestCode = requestCode; 573cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 574cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 575cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 576cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the target fragment set by {@link #setTargetFragment}. 577cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 578cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public Fragment getTargetFragment() { 579cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mTarget; 580cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 581cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 582cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 583cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the target request code set by {@link #setTargetFragment}. 584cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 585cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public int getTargetRequestCode() { 586cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mTargetRequestCode; 587cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 588cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 589cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 590cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the Activity this fragment is currently associated with. 591cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 592cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public FragmentActivity getActivity() { 593cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mActivity; 594cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 595cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 596cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 597cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return <code>getActivity().getResources()</code>. 598cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 599cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public Resources getResources() { 600cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null) { 601cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 602cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 603cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mActivity.getResources(); 604cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 605cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 606cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 607cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return a localized, styled CharSequence from the application's package's 608cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default string table. 609cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 610cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resId Resource id for the CharSequence text 611cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 612cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public final CharSequence getText(int resId) { 613cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return getResources().getText(resId); 614cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 615cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 616cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 617cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return a localized string from the application's package's 618cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default string table. 619cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 620cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resId Resource id for the string 621cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 622cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public final String getString(int resId) { 623cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return getResources().getString(resId); 624cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 625cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 626cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 627cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return a localized formatted string from the application's package's 628cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default string table, substituting the format arguments as defined in 629cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link java.util.Formatter} and {@link java.lang.String#format}. 630cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 631cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resId Resource id for the format string 632cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param formatArgs The format arguments that will be used for substitution. 633cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 634cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 635cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public final String getString(int resId, Object... formatArgs) { 636cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return getResources().getString(resId, formatArgs); 637cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 638cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 639cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 640cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the FragmentManager for interacting with fragments associated 641cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * with this fragment's activity. Note that this will be non-null slightly 642cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * before {@link #getActivity()}, during the time from when the fragment is 643cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * placed in a {@link FragmentTransaction} until it is committed and 644cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * attached to its activity. 6450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * 6460adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * <p>If this Fragment is a child of another Fragment, the FragmentManager 6470adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * returned here will be the parent's {@link #getChildFragmentManager()}. 648cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 649cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public FragmentManager getFragmentManager() { 650cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mFragmentManager; 651cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 652cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 653cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 6540adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * Return a private FragmentManager for placing and managing Fragments 6550adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * inside of this Fragment. 6560adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn */ 6570adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn final public FragmentManager getChildFragmentManager() { 6580adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager == null) { 6590adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn instantiateChildFragmentManager(); 6600adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mState >= RESUMED) { 6610adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchResume(); 6620adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } else if (mState >= STARTED) { 6630adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchStart(); 6640adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } else if (mState >= ACTIVITY_CREATED) { 6650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchActivityCreated(); 6660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } else if (mState >= CREATED) { 6670adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchCreate(); 6680adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 6690adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 6700adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return mChildFragmentManager; 6710adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 6720adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 6730adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn /** 6740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * Returns the parent Fragment containing this Fragment. If this Fragment 6750adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * is attached directly to an Activity, returns null. 6760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn */ 6770adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn final public Fragment getParentFragment() { 6780adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return mParentFragment; 6790adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 6800adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 6810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn /** 682cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment is currently added to its activity. 683cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 684cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isAdded() { 685cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mActivity != null && mAdded; 686cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 687cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 688cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 6899c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * Return true if the fragment has been explicitly detached from the UI. 6909c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * That is, {@link FragmentTransaction#detach(Fragment) 6919c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * FragmentTransaction.detach(Fragment)} has been used on it. 6929c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn */ 6939c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn final public boolean isDetached() { 6949c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn return mDetached; 6959c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 6969c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 6979c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn /** 698cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if this fragment is currently being removed from its 699cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * activity. This is <em>not</em> whether its activity is finishing, but 700cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * rather whether it is in the process of being removed from its activity. 701cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 702cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isRemoving() { 703cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mRemoving; 704cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 705cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 706cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 707cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the layout is included as part of an activity view 708cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * hierarchy via the <fragment> tag. This will always be true when 709cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * fragments are created through the <fragment> tag, <em>except</em> 710cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * in the case where an old fragment is restored from a previous state and 711cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * it does not appear in the layout of the current state. 712cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 713cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isInLayout() { 714cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mInLayout; 715cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 716cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 717cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 718cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment is in the resumed state. This is true 719cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for the duration of {@link #onResume()} and {@link #onPause()} as well. 720cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 721cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isResumed() { 722cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mResumed; 723cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 724cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 725cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 726cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment is currently visible to the user. This means 727cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * it: (1) has been added, (2) has its view attached to the window, and 728cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * (3) is not hidden. 729cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 730cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isVisible() { 731cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return isAdded() && !isHidden() && mView != null 732cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn && mView.getWindowToken() != null && mView.getVisibility() == View.VISIBLE; 733cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 734cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 735cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 736cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment has been hidden. By default fragments 737cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * are shown. You can find out about changes to this state with 738cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onHiddenChanged}. Note that the hidden state is orthogonal 739cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to other states -- that is, to be visible to the user, a fragment 740cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * must be both started and not hidden. 741cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 742cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isHidden() { 743cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mHidden; 744cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 7453a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown 7463a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown /** @hide */ 7473a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown final public boolean hasOptionsMenu() { 7483a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown return mHasMenu; 7493a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown } 7503a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown 7513a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown /** @hide */ 7523a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown final public boolean isMenuVisible() { 7533a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown return mMenuVisible; 7543a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown } 7553a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown 756cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 757cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the hidden state (as returned by {@link #isHidden()} of 758cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the fragment has changed. Fragments start out not hidden; this will 759cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be called whenever the fragment changes state from that. 760cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param hidden True if the fragment is now hidden, false if it is not 761cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * visible. 762cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 763cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onHiddenChanged(boolean hidden) { 764cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 765cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 766cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 767cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Control whether a fragment instance is retained across Activity 768cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * re-creation (such as from a configuration change). This can only 769cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be used with fragments not in the back stack. If set, the fragment 770cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * lifecycle will be slightly different when an activity is recreated: 771cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <ul> 772cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <li> {@link #onDestroy()} will not be called (but {@link #onDetach()} still 773cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will be, because the fragment is being detached from its current activity). 774cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <li> {@link #onCreate(Bundle)} will not be called since the fragment 775cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is not being re-created. 776cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <li> {@link #onAttach(Activity)} and {@link #onActivityCreated(Bundle)} <b>will</b> 777cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * still be called. 778cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * </ul> 779cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 780cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setRetainInstance(boolean retain) { 7810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (retain && mParentFragment != null) { 7820adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new IllegalStateException( 7830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn "Can't retain fragements that are nested in other fragments"); 7840adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 785cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mRetainInstance = retain; 786cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 787cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 788cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean getRetainInstance() { 789cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mRetainInstance; 790cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 791cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 792cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 793cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Report that this fragment would like to participate in populating 794cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the options menu by receiving a call to {@link #onCreateOptionsMenu} 795cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * and related methods. 796cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 797cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param hasMenu If true, the fragment has menu items to contribute. 798cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 799cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setHasOptionsMenu(boolean hasMenu) { 800cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mHasMenu != hasMenu) { 801cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mHasMenu = hasMenu; 802cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (isAdded() && !isHidden()) { 803681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn mActivity.supportInvalidateOptionsMenu(); 804cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 805cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 806cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 8072a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 8082a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn /** 8092a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * Set a hint for whether this fragment's menu should be visible. This 8102a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * is useful if you know that a fragment has been placed in your view 8112a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * hierarchy so that the user can not currently seen it, so any menu items 8122a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * it has should also not be shown. 8132a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * 8142a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * @param menuVisible The default is true, meaning the fragment's menu will 8152a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * be shown as usual. If false, the user will not see the menu. 8162a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn */ 8172a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn public void setMenuVisibility(boolean menuVisible) { 8182a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (mMenuVisible != menuVisible) { 8192a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn mMenuVisible = menuVisible; 8202a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (mHasMenu && isAdded() && !isHidden()) { 8212a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn mActivity.supportInvalidateOptionsMenu(); 8222a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn } 8232a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn } 8242a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn } 8252a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 826cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 82779398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * Set a hint to the system about whether this fragment's UI is currently visible 82879398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * to the user. This hint defaults to true and is persistent across fragment instance 82979398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * state save and restore. 830abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell * 83179398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * <p>An app may set this to false to indicate that the fragment's UI is 83279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * scrolled out of visibility or is otherwise not directly visible to the user. 83379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * This may be used by the system to prioritize operations such as fragment lifecycle updates 83479398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * or loader ordering behavior.</p> 835abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell * 83679398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * @param isVisibleToUser true if this fragment's UI is currently visible to the user (default), 83779398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * false if it is not. 838abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell */ 83979398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell public void setUserVisibleHint(boolean isVisibleToUser) { 84079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell if (!mUserVisibleHint && isVisibleToUser && mState < STARTED) { 841abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell mFragmentManager.performPendingDeferredStart(this); 842abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 84379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell mUserVisibleHint = isVisibleToUser; 84479398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell mDeferStart = !isVisibleToUser; 845abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 846abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 847abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell /** 84879398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * @return The current value of the user-visible hint on this fragment. 84979398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * @see #setUserVisibleHint(boolean) 850abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell */ 85179398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell public boolean getUserVisibleHint() { 85279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell return mUserVisibleHint; 853abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 854abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 855abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell /** 856cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the LoaderManager for this fragment, creating it if needed. 857cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 858cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public LoaderManager getLoaderManager() { 859cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 860cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mLoaderManager; 861cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 862cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null) { 863cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 864cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 865cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 8660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mLoaderManager = mActivity.getLoaderManager(mWho, mLoadersStarted, true); 867cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mLoaderManager; 868cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 869cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 870cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 871cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Call {@link Activity#startActivity(Intent)} on the fragment's 872cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * containing Activity. 873cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 874cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void startActivity(Intent intent) { 875cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null) { 876cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 877cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 878cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.startActivityFromFragment(this, intent, -1); 879cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 880cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 881cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 882cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Call {@link Activity#startActivityForResult(Intent, int)} on the fragment's 883cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * containing Activity. 884cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 885cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void startActivityForResult(Intent intent, int requestCode) { 886cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null) { 887cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 888cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 889cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.startActivityFromFragment(this, intent, requestCode); 890cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 891cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 892cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 893cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Receive the result from a previous call to 894cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #startActivityForResult(Intent, int)}. This follows the 895cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * related Activity API as described there in 896cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onActivityResult(int, int, Intent)}. 897cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 898cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param requestCode The integer request code originally supplied to 899cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * startActivityForResult(), allowing you to identify who this 900cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * result came from. 901cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resultCode The integer result code returned by the child activity 902cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * through its setResult(). 903cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param data An Intent, which can return result data to the caller 904cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * (various data can be attached to Intent "extras"). 905cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 906cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onActivityResult(int requestCode, int resultCode, Intent data) { 907cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 908cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 909cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 910cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @hide Hack so that DialogFragment can make its Dialog before creating 911cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * its views, and the view construction can use the dialog's context for 912cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inflation. Maybe this should become a public API. Note sure. 913cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 914cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public LayoutInflater getLayoutInflater(Bundle savedInstanceState) { 915cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mActivity.getLayoutInflater(); 916cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 917cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 918cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 919cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a fragment is being created as part of a view layout 920cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inflation, typically from setting the content view of an activity. This 9219277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * may be called immediately after the fragment is created from a <fragment> 922cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tag in a layout file. Note this is <em>before</em> the fragment's 923cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onAttach(Activity)} has been called; all you should do here is 9249277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * parse the attributes and save them away. 925cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 926cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>This is called every time the fragment is inflated, even if it is 9279277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * being inflated into a new instance with saved state. It typically makes 9289277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * sense to re-parse the parameters each time, to allow them to change with 9299277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * different configurations.</p> 9309277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 9319277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>Here is a typical implementation of a fragment that can take parameters 9329277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * both through attributes supplied here as well from {@link #getArguments()}:</p> 9339277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 9349277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * {@sample development/samples/ApiDemos/src/com/example/android/apis/app/FragmentArguments.java 9359277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * fragment} 9369277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 9379277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>Note that parsing the XML attributes uses a "styleable" resource. The 9389277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * declaration for the styleable used here is:</p> 9399277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 9409277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * {@sample development/samples/ApiDemos/res/values/attrs.xml fragment_arguments} 941cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 9429277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>The fragment can then be declared within its activity's content layout 9439277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * through a tag like this:</p> 9449277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 9459277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * {@sample development/samples/ApiDemos/res/layout/fragment_arguments.xml from_attributes} 9469277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 9479277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>This fragment can also be created dynamically from arguments given 9489277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * at runtime in the arguments Bundle; here is an example of doing so at 9499277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * creation of the containing activity:</p> 9509277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 9519277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * {@sample development/samples/ApiDemos/src/com/example/android/apis/app/FragmentArguments.java 9529277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * create} 9539277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 9549277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * @param activity The Activity that is inflating this fragment. 955cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param attrs The attributes at the tag where the fragment is 956cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * being created. 957cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 958cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a previous saved state, this is the state. 959cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 9609277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public void onInflate(Activity activity, AttributeSet attrs, Bundle savedInstanceState) { 961cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 962cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 963cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 964cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 965cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a fragment is first attached to its activity. 966cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreate(Bundle)} will be called after this. 967cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 968cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onAttach(Activity activity) { 969cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 970cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 971cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 972cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 973cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a fragment loads an animation. 974cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 9759277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public Animation onCreateAnimation(int transit, boolean enter, int nextAnim) { 976cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 977cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 978cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 979cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 980cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called to do initial creation of a fragment. This is called after 981cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onAttach(Activity)} and before 982cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}. 983cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 984cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Note that this can be called while the fragment's activity is 985cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * still in the process of being created. As such, you can not rely 986cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on things like the activity's content view hierarchy being initialized 987cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * at this point. If you want to do work once the activity itself is 988cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * created, see {@link #onActivityCreated(Bundle)}. 989cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 990cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 991cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a previous saved state, this is the state. 992cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 993cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onCreate(Bundle savedInstanceState) { 994cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 995cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 9960adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 997cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 998cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called to have the fragment instantiate its user interface view. 999cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is optional, and non-graphical fragments can return null (which 1000cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is the default implementation). This will be called between 1001cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreate(Bundle)} and {@link #onActivityCreated(Bundle)}. 1002cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1003cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>If you return a View from here, you will later be called in 1004cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onDestroyView} when the view is being released. 1005cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1006cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param inflater The LayoutInflater object that can be used to inflate 1007cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * any views in the fragment, 1008cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param container If non-null, this is the parent view that the fragment's 1009cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * UI should be attached to. The fragment should not add the view itself, 1010cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * but this can be used to generate the LayoutParams of the view. 1011cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If non-null, this fragment is being re-constructed 1012cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * from a previous saved state as given here. 1013cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1014cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Return the View for the fragment's UI, or null. 1015cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1016cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public View onCreateView(LayoutInflater inflater, ViewGroup container, 1017cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle savedInstanceState) { 1018cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1019cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 10200adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 1021cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1022e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * Called immediately after {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)} 1023e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * has returned, but before any saved state has been restored in to the view. 1024e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * This gives subclasses a chance to initialize themselves once 1025e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * they know their view hierarchy has been completely created. The fragment's 1026e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * view hierarchy is not however attached to its parent at this point. 1027e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * @param view The View returned by {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}. 1028e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * @param savedInstanceState If non-null, this fragment is being re-constructed 1029e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * from a previous saved state as given here. 1030e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn */ 1031e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn public void onViewCreated(View view, Bundle savedInstanceState) { 1032e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1033e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 1034e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn /** 1035cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Get the root view for the fragment's layout (the one returned by {@link #onCreateView}), 1036cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * if provided. 1037cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1038cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return The fragment's root view, or null if it has no layout. 1039cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1040cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public View getView() { 1041cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mView; 1042cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1043cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1044cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1045cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment's activity has been created and this 1046cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * fragment's view hierarchy instantiated. It can be used to do final 1047cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * initialization once these pieces are in place, such as retrieving 1048cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * views or restoring state. It is also useful for fragments that use 1049cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #setRetainInstance(boolean)} to retain their instance, 1050cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * as this callback tells the fragment when it is fully associated with 1051cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the new activity instance. This is called after {@link #onCreateView} 10520adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * and before {@link #onViewStateRestored(Bundle)}. 10530adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * 1054cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 1055cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a previous saved state, this is the state. 1056cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1057cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onActivityCreated(Bundle savedInstanceState) { 1058cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1059cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 10600adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 10610adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn /** 10620adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * Called when all saved state has been restored into the view hierarchy 10630adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * of the fragment. This can be used to do initialization based on saved 10640adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * state that you are letting the view hierarchy track itself, such as 10650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * whether check box widgets are currently checked. This is called 10660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * after {@link #onActivityCreated(Bundle)} and before 10670adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * {@link #onStart()}. 10680adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * 10690adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 10700adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * a previous saved state, this is the state. 10710adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn */ 10720adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn public void onViewStateRestored(Bundle savedInstanceState) { 10730adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = true; 10740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 10750adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 1076cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1077cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the Fragment is visible to the user. This is generally 1078cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onStart() Activity.onStart} of the containing 1079cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1080cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1081cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onStart() { 1082cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1083cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1084cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mLoadersStarted) { 1085cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoadersStarted = true; 1086cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mCheckedForLoaderManager) { 1087cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 10880adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mLoaderManager = mActivity.getLoaderManager(mWho, mLoadersStarted, false); 1089cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1090cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 1091cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doStart(); 1092cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1093cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1094cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1095cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1096cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1097cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment is visible to the user and actively running. 1098cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is generally 1099cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onResume() Activity.onResume} of the containing 1100cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1101cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1102cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onResume() { 1103cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1104cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1105cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1106cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1107cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called to ask the fragment to save its current dynamic state, so it 1108cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can later be reconstructed in a new instance of its process is 1109cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * restarted. If a new instance of the fragment later needs to be 1110cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * created, the data you place in the Bundle here will be available 1111cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * in the Bundle given to {@link #onCreate(Bundle)}, 1112cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}, and 1113cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onActivityCreated(Bundle)}. 1114cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1115cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>This corresponds to {@link Activity#onSaveInstanceState(Bundle) 1116cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity.onSaveInstanceState(Bundle)} and most of the discussion there 1117cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * applies here as well. Note however: <em>this method may be called 1118cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * at any time before {@link #onDestroy()}</em>. There are many situations 1119cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * where a fragment may be mostly torn down (such as when placed on the 1120cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * back stack with no UI showing), but its state will not be saved until 1121cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * its owning activity actually needs to save its state. 1122cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1123cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param outState Bundle in which to place your saved state. 1124cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1125cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onSaveInstanceState(Bundle outState) { 1126cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1127cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1128cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onConfigurationChanged(Configuration newConfig) { 1129cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1130cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1131cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1132cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1133cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the Fragment is no longer resumed. This is generally 1134cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onPause() Activity.onPause} of the containing 1135cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1136cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1137cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onPause() { 1138cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1139cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1140cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1141cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1142cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the Fragment is no longer started. This is generally 1143cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onStop() Activity.onStop} of the containing 1144cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1145cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1146cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onStop() { 1147cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1148cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1149cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1150cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onLowMemory() { 1151cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1152cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1153cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1154cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1155cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the view previously created by {@link #onCreateView} has 1156cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * been detached from the fragment. The next time the fragment needs 1157cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to be displayed, a new view will be created. This is called 1158cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * after {@link #onStop()} and before {@link #onDestroy()}. It is called 1159cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <em>regardless</em> of whether {@link #onCreateView} returned a 1160cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * non-null view. Internally it is called after the view's state has 1161cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * been saved but before it has been removed from its parent. 1162cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1163cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDestroyView() { 1164cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1165cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1166cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1167cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1168cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment is no longer in use. This is called 1169cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * after {@link #onStop()} and before {@link #onDetach()}. 1170cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1171cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDestroy() { 1172cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1173cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //Log.v("foo", "onDestroy: mCheckedForLoaderManager=" + mCheckedForLoaderManager 1174cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // + " mLoaderManager=" + mLoaderManager); 1175cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mCheckedForLoaderManager) { 1176cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 11770adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mLoaderManager = mActivity.getLoaderManager(mWho, mLoadersStarted, false); 1178cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1179cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 1180cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doDestroy(); 1181cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1182cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1183cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1184cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 11859c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * Called by the fragment manager once this fragment has been removed, 11869c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * so that we don't have any left-over state if the application decides 11879c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * to re-use the instance. This only clears state that the framework 11889c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * internally manages, not things the application sets. 11899c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn */ 11909c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn void initState() { 11919c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mIndex = -1; 11929c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mWho = null; 11939c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mAdded = false; 11949c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mRemoving = false; 11959c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mResumed = false; 11969c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mFromLayout = false; 11979c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mInLayout = false; 11989c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mRestored = false; 11999c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mBackStackNesting = 0; 12009c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mFragmentManager = null; 12012a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn mActivity = null; 12029c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mFragmentId = 0; 12039c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mContainerId = 0; 12049c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mTag = null; 12059c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mHidden = false; 12069c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mDetached = false; 12079c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mRetaining = false; 12089c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoaderManager = null; 12099c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoadersStarted = false; 12109c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mCheckedForLoaderManager = false; 12119c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 12129c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 12139c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn /** 1214cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment is no longer attached to its activity. This 1215cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is called after {@link #onDestroy()}. 1216cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1217cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDetach() { 1218cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1219cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1220cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1221cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1222cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Initialize the contents of the Activity's standard options menu. You 1223cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * should place your menu items in to <var>menu</var>. For this method 1224cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to be called, you must have first called {@link #setHasOptionsMenu}. See 1225cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onCreateOptionsMenu(Menu) Activity.onCreateOptionsMenu} 1226cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for more information. 1227cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1228cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param menu The options menu in which you place your items. 1229cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1230cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #setHasOptionsMenu 1231cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onPrepareOptionsMenu 1232cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onOptionsItemSelected 1233cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1234cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { 1235cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1236cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1237cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1238cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Prepare the Screen's standard options menu to be displayed. This is 1239cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * called right before the menu is shown, every time it is shown. You can 1240cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * use this method to efficiently enable/disable items or otherwise 1241cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * dynamically modify the contents. See 1242cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onPrepareOptionsMenu(Menu) Activity.onPrepareOptionsMenu} 1243cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for more information. 1244cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1245cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param menu The options menu as last shown or first initialized by 1246cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * onCreateOptionsMenu(). 1247cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1248cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #setHasOptionsMenu 1249cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onCreateOptionsMenu 1250cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1251cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onPrepareOptionsMenu(Menu menu) { 1252cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1253cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1254cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1255cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when this fragment's option menu items are no longer being 1256cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * included in the overall options menu. Receiving this call means that 1257cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the menu needed to be rebuilt, but this fragment's items were not 1258cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * included in the newly built menu (its {@link #onCreateOptionsMenu(Menu, MenuInflater)} 1259cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * was not called). 1260cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1261cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDestroyOptionsMenu() { 1262cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1263cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1264cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1265cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This hook is called whenever an item in your options menu is selected. 1266cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * The default implementation simply returns false to have the normal 1267cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * processing happen (calling the item's Runnable or sending a message to 1268cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * its Handler as appropriate). You can use this method for any items 1269cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for which you would like to do processing without those other 1270cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * facilities. 1271cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1272cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Derived classes should call through to the base class for it to 1273cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * perform the default menu handling. 1274cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1275cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param item The menu item that was selected. 1276cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1277cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return boolean Return false to allow normal menu processing to 1278cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * proceed, true to consume it here. 1279cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1280cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onCreateOptionsMenu 1281cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1282cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean onOptionsItemSelected(MenuItem item) { 1283cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1284cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1285cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1286cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1287cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This hook is called whenever the options menu is being closed (either by the user canceling 1288cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the menu with the back/menu button, or when an item is selected). 1289cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1290cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param menu The options menu as last shown or first initialized by 1291cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * onCreateOptionsMenu(). 1292cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1293cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onOptionsMenuClosed(Menu menu) { 1294cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1295cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1296cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1297cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a context menu for the {@code view} is about to be shown. 1298cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Unlike {@link #onCreateOptionsMenu}, this will be called every 1299cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * time the context menu is about to be shown and should be populated for 1300cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the view (or item inside the view for {@link AdapterView} subclasses, 1301cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * this can be found in the {@code menuInfo})). 1302cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1303cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Use {@link #onContextItemSelected(android.view.MenuItem)} to know when an 1304cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * item has been selected. 1305cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1306cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * The default implementation calls up to 1307cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onCreateContextMenu Activity.onCreateContextMenu}, though 1308cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * you can not call this implementation if you don't want that behavior. 1309cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1310cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * It is not safe to hold onto the context menu after this method returns. 1311cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@inheritDoc} 1312cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1313cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { 1314cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn getActivity().onCreateContextMenu(menu, v, menuInfo); 1315cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1316cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1317cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1318cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Registers a context menu to be shown for the given view (multiple views 1319cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can show the context menu). This method will set the 1320cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link OnCreateContextMenuListener} on the view to this fragment, so 1321cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreateContextMenu(ContextMenu, View, ContextMenuInfo)} will be 1322cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * called when it is time to show the context menu. 1323cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1324cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #unregisterForContextMenu(View) 1325cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param view The view that should show a context menu. 1326cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1327cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void registerForContextMenu(View view) { 1328cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn view.setOnCreateContextMenuListener(this); 1329cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1330cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1331cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1332cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Prevents a context menu to be shown for the given view. This method will 1333cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * remove the {@link OnCreateContextMenuListener} on the view. 1334cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1335cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #registerForContextMenu(View) 1336cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param view The view that should stop showing a context menu. 1337cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1338cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void unregisterForContextMenu(View view) { 1339cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn view.setOnCreateContextMenuListener(null); 1340cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1341cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1342cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1343cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This hook is called whenever an item in a context menu is selected. The 1344cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default implementation simply returns false to have the normal processing 1345cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * happen (calling the item's Runnable or sending a message to its Handler 1346cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * as appropriate). You can use this method for any items for which you 1347cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * would like to do processing without those other facilities. 1348cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1349cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Use {@link MenuItem#getMenuInfo()} to get extra information set by the 1350cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * View that added this menu item. 1351cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1352cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Derived classes should call through to the base class for it to perform 1353cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the default menu handling. 1354cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1355cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param item The context menu item that was selected. 1356cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return boolean Return false to allow normal context menu processing to 1357cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * proceed, true to consume it here. 1358cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1359cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean onContextItemSelected(MenuItem item) { 1360cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1361cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1362e0f27d39b0a4f0ef30ef6446e7b675279961cc94Chris Banes 1363cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1364cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Print the Fragments's state into the given stream. 1365cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1366cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param prefix Text to print at the front of each line. 1367cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fd The raw file descriptor that the dump is being sent to. 1368cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param writer The PrintWriter to which you should dump your state. This will be 1369cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * closed for you after you return. 1370cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param args additional arguments to the dump request. 1371cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1372cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 1373cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mFragmentId=#"); 1374cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(Integer.toHexString(mFragmentId)); 13755506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn writer.print(" mContainerId=#"); 1376cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(Integer.toHexString(mContainerId)); 1377cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mTag="); writer.println(mTag); 1378cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mState="); writer.print(mState); 1379cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mIndex="); writer.print(mIndex); 1380cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mWho="); writer.print(mWho); 1381cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mBackStackNesting="); writer.println(mBackStackNesting); 1382cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mAdded="); writer.print(mAdded); 1383cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mRemoving="); writer.print(mRemoving); 1384cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mResumed="); writer.print(mResumed); 1385cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mFromLayout="); writer.print(mFromLayout); 1386cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mInLayout="); writer.println(mInLayout); 1387cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mHidden="); writer.print(mHidden); 1388e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn writer.print(" mDetached="); writer.print(mDetached); 13892a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn writer.print(" mMenuVisible="); writer.print(mMenuVisible); 1390cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mHasMenu="); writer.println(mHasMenu); 13912a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn writer.print(prefix); writer.print("mRetainInstance="); writer.print(mRetainInstance); 139279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell writer.print(" mRetaining="); writer.print(mRetaining); 139379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell writer.print(" mUserVisibleHint="); writer.println(mUserVisibleHint); 1394cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mFragmentManager != null) { 1395cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mFragmentManager="); 1396cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mFragmentManager); 1397cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1398cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity != null) { 1399cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mActivity="); 1400cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mActivity); 1401cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 14020adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mParentFragment != null) { 14030adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn writer.print(prefix); writer.print("mParentFragment="); 14040adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn writer.println(mParentFragment); 14050adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 1406cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mArguments != null) { 1407cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mArguments="); writer.println(mArguments); 1408cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1409cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedFragmentState != null) { 1410cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mSavedFragmentState="); 1411cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mSavedFragmentState); 1412cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1413cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedViewState != null) { 1414cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mSavedViewState="); 1415cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mSavedViewState); 1416cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1417cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mTarget != null) { 1418cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mTarget="); writer.print(mTarget); 1419cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mTargetRequestCode="); 1420cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mTargetRequestCode); 1421cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1422cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mNextAnim != 0) { 1423cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mNextAnim="); writer.println(mNextAnim); 1424cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1425cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mContainer != null) { 1426cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mContainer="); writer.println(mContainer); 1427cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1428cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mView != null) { 1429cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mView="); writer.println(mView); 1430cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1431cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mInnerView != null) { 1432cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mInnerView="); writer.println(mView); 1433cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1434cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAnimatingAway != null) { 1435cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mAnimatingAway="); writer.println(mAnimatingAway); 1436cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mStateAfterAnimating="); 1437cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mStateAfterAnimating); 1438cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1439cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 1440cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Loader Manager:"); 1441cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.dump(prefix + " ", fd, writer, args); 1442cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 14430adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 14440adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn writer.print(prefix); writer.println("Child " + mChildFragmentManager + ":"); 14450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dump(prefix + " ", fd, writer, args); 14460adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 14470adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 14480adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 14490adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Fragment findFragmentByWho(String who) { 14500adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (who.equals(mWho)) { 14510adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return this; 14520adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 14530adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 14540adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return mChildFragmentManager.findFragmentByWho(who); 14550adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 14560adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return null; 14570adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 14580adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 14590adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void instantiateChildFragmentManager() { 1460e0f27d39b0a4f0ef30ef6446e7b675279961cc94Chris Banes mChildFragmentManager = new FragmentManagerImpl(); 14610adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.attachActivity(mActivity, new FragmentContainer() { 14620adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn @Override 14630adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn public View findViewById(int id) { 14640adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mView == null) { 14650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new IllegalStateException("Fragment does not have a view"); 14660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 14670adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return mView.findViewById(id); 14680adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 14690adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn }, this); 14700adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 14710adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 14720adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performCreate(Bundle savedInstanceState) { 14730adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 14740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 14750adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 14760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 14770adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onCreate(savedInstanceState); 14780adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 14790adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 14800adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onCreate()"); 14810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 14820adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (savedInstanceState != null) { 14830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Parcelable p = savedInstanceState.getParcelable( 14840adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn FragmentActivity.FRAGMENTS_TAG); 14850adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (p != null) { 14860adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager == null) { 14870adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn instantiateChildFragmentManager(); 14880adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 14890adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.restoreAllState(p, null); 14900adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchCreate(); 14910adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 14920adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 14930adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 14940adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 14950adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn View performCreateView(LayoutInflater inflater, ViewGroup container, 14960adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Bundle savedInstanceState) { 14970adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 14980adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 14990adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15000adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return onCreateView(inflater, container, savedInstanceState); 15010adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15020adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 15030adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performActivityCreated(Bundle savedInstanceState) { 15040adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 15050adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 15060adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15070adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 15080adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onActivityCreated(savedInstanceState); 15090adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 15100adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 15110adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onActivityCreated()"); 15120adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15130adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 15140adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchActivityCreated(); 15150adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 1516cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1517cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 15189c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn void performStart() { 15190adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 15200adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 15210adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.execPendingActions(); 15220adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15230adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 15249c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn onStart(); 15250adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 15260adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 15270adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onStart()"); 15280adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15290adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 15300adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchStart(); 15310adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15329c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn if (mLoaderManager != null) { 15339c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoaderManager.doReportStart(); 15349c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 15359c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 15369c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 15370adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performResume() { 15380adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 15390adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.noteStateNotSaved(); 15400adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.execPendingActions(); 15410adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15420adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 15430adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onResume(); 15440adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 15450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 15460adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onResume()"); 15470adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15480adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 15490adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchResume(); 15500adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.execPendingActions(); 15510adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15520adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15530adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 15540adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performConfigurationChanged(Configuration newConfig) { 15550adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onConfigurationChanged(newConfig); 15560adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 15570adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchConfigurationChanged(newConfig); 15580adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15590adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15600adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 15610adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performLowMemory() { 15620adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onLowMemory(); 15630adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 15640adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchLowMemory(); 15650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15670adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 15680adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn /* 15690adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performTrimMemory(int level) { 15700adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onTrimMemory(level); 15710adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 15720adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchTrimMemory(level); 15730adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15750adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn */ 15760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 15770adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean performCreateOptionsMenu(Menu menu, MenuInflater inflater) { 15780adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean show = false; 15790adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 15800adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mHasMenu && mMenuVisible) { 15810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show = true; 15820adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onCreateOptionsMenu(menu, inflater); 15830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15840adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 15850adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show |= mChildFragmentManager.dispatchCreateOptionsMenu(menu, inflater); 15860adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15870adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15880adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return show; 15890adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15900adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 15910adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean performPrepareOptionsMenu(Menu menu) { 15920adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean show = false; 15930adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 15940adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mHasMenu && mMenuVisible) { 15950adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show = true; 15960adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onPrepareOptionsMenu(menu); 15970adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 15980adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 15990adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show |= mChildFragmentManager.dispatchPrepareOptionsMenu(menu); 16000adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16010adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16020adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return show; 16030adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16040adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 16050adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean performOptionsItemSelected(MenuItem item) { 16060adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 16070adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mHasMenu && mMenuVisible) { 16080adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (onOptionsItemSelected(item)) { 16090adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return true; 16100adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16110adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16120adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 16130adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager.dispatchOptionsItemSelected(item)) { 16140adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return true; 16150adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16160adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16170adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16180adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return false; 16190adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16200adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 16210adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn boolean performContextItemSelected(MenuItem item) { 16220adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 16230adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (onContextItemSelected(item)) { 16240adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return true; 16250adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16260adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 16270adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager.dispatchContextItemSelected(item)) { 16280adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return true; 16290adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16300adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16310adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16320adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn return false; 16330adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16340adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 16350adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performOptionsMenuClosed(Menu menu) { 16360adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mHidden) { 16370adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mHasMenu && mMenuVisible) { 16380adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onOptionsMenuClosed(menu); 16390adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16400adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 16410adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchOptionsMenuClosed(menu); 16420adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16430adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16440adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16450adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 16460adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performSaveInstanceState(Bundle outState) { 16470adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onSaveInstanceState(outState); 16480adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 16490adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Parcelable p = mChildFragmentManager.saveAllState(); 16500adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (p != null) { 16510adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn outState.putParcelable(FragmentActivity.FRAGMENTS_TAG, p); 16520adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16530adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16540adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16550adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 16560adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performPause() { 16570adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 16580adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchPause(); 16590adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16600adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 16610adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onPause(); 16620adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 16630adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 16640adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onPause()"); 16650adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16670adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 1668cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void performStop() { 16690adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 16700adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchStop(); 16710adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 16720adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 1673cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn onStop(); 16740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 16750adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 16760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onStop()"); 16770adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 1678681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn } 1679681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn 1680218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn void performReallyStop() { 16810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 16820adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchReallyStop(); 16830adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 1684cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoadersStarted) { 1685cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoadersStarted = false; 1686cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mCheckedForLoaderManager) { 1687cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 16880adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mLoaderManager = mActivity.getLoaderManager(mWho, mLoadersStarted, false); 1689cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1690cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 1691218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn if (!mActivity.mRetaining) { 1692cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doStop(); 1693cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1694cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doRetain(); 1695cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1696cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1697cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1698cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 16999c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 17009c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn void performDestroyView() { 17010adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 17020adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchDestroyView(); 17030adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17040adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 17059c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn onDestroyView(); 17060adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 17070adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 17080adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onDestroyView()"); 17090adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17109c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn if (mLoaderManager != null) { 17119c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoaderManager.doReportNextStart(); 17129c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 17139c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 17140adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 17150adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn void performDestroy() { 17160adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mChildFragmentManager != null) { 17170adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mChildFragmentManager.dispatchDestroy(); 17180adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17190adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mCalled = false; 17200adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn onDestroy(); 17210adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (!mCalled) { 17220adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn throw new SuperNotCalledException("Fragment " + this 17230adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn + " did not call through to super.onDestroy()"); 17240adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 17250adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 1726cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 1727