FragmentManager.java revision 2c4b5dbfee5232bcbbcb74b84ce9147b62a9d789
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 199277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackbornimport android.content.Context; 20cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.res.Configuration; 21cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Bundle; 22cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Handler; 23cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Looper; 24cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Parcel; 25cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Parcelable; 26cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.support.v4.util.DebugUtils; 27cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.support.v4.util.LogWriter; 28cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.util.Log; 29cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.util.SparseArray; 309277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackbornimport android.view.animation.AccelerateInterpolator; 319277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackbornimport android.view.animation.AlphaAnimation; 32cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.animation.Animation; 339277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackbornimport android.view.animation.AnimationSet; 34cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.animation.AnimationUtils; 359277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackbornimport android.view.animation.DecelerateInterpolator; 369277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackbornimport android.view.animation.Interpolator; 379277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackbornimport android.view.animation.ScaleAnimation; 38cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.animation.Animation.AnimationListener; 39cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.Menu; 40cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.MenuInflater; 41cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.MenuItem; 42cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.View; 43cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.ViewGroup; 44cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 45cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport java.io.FileDescriptor; 46cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport java.io.PrintWriter; 47cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport java.util.ArrayList; 48cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport java.util.Arrays; 49cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 50cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn/** 51cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Static library support version of the framework's {@link android.app.FragmentManager}. 52cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Used to write apps that run on platforms prior to Android 3.0. When running 53cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on Android 3.0 or above, this implementation is still used; it does not try 54cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to switch to the framework's implementation. See the framework SDK 55cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * documentation for a class overview. 56cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 57cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Your activity must derive from {@link FragmentActivity} to use this. 58cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 59cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornpublic abstract class FragmentManager { 60cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 61cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Representation of an entry on the fragment back stack, as created 62cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * with {@link FragmentTransaction#addToBackStack(String) 63cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * FragmentTransaction.addToBackStack()}. Entries can later be 64cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * retrieved with {@link FragmentManager#getBackStackEntryAt(int) 65cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * FragmentManager.getBackStackEntry()}. 66cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 67cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Note that you should never hold on to a BackStackEntry object; 68cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the identifier as returned by {@link #getId} is the only thing that 69cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will be persisted across activity instances. 70cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 71cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public interface BackStackEntry { 72cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 73cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the unique identifier for the entry. This is the only 74cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * representation of the entry that will persist across activity 75cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * instances. 76cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 77cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int getId(); 78cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 79cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 80cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the full bread crumb title resource identifier for the entry, 81cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * or 0 if it does not have one. 82cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 83cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int getBreadCrumbTitleRes(); 84cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 85cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 86cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the short bread crumb title resource identifier for the entry, 87cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * or 0 if it does not have one. 88cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 89cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int getBreadCrumbShortTitleRes(); 90cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 91cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 92cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the full bread crumb title for the entry, or null if it 93cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * does not have one. 94cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 95cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public CharSequence getBreadCrumbTitle(); 96cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 97cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 98cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the short bread crumb title for the entry, or null if it 99cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * does not have one. 100cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 101cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public CharSequence getBreadCrumbShortTitle(); 102cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 103cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 104cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 105cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Interface to watch for changes to the back stack. 106cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 107cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public interface OnBackStackChangedListener { 108cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 109cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called whenever the contents of the back stack change. 110cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 111cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onBackStackChanged(); 112cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 113cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 114cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 115cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Start a series of edit operations on the Fragments associated with 116cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * this FragmentManager. 117cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 118cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Note: A fragment transaction can only be created/committed prior 119cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to an activity saving its state. If you try to commit a transaction 120cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * after {@link FragmentActivity#onSaveInstanceState FragmentActivity.onSaveInstanceState()} 121cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * (and prior to a following {@link FragmentActivity#onStart FragmentActivity.onStart} 122cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * or {@link FragmentActivity#onResume FragmentActivity.onResume()}, you will get an error. 123cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is because the framework takes care of saving your current fragments 124cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * in the state, and if changes are made after the state is saved then they 125cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will be lost.</p> 126cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 127cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract FragmentTransaction beginTransaction(); 128cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 129cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** @hide -- remove once prebuilts are in. */ 130cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Deprecated 131cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentTransaction openTransaction() { 132cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return beginTransaction(); 133cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 134cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 135cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 136cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * After a {@link FragmentTransaction} is committed with 137cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link FragmentTransaction#commit FragmentTransaction.commit()}, it 138cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is scheduled to be executed asynchronously on the process's main thread. 139cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * If you want to immediately executing any such pending operations, you 140cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can call this function (only from the main thread) to do so. Note that 141cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * all callbacks and other related behavior will be done from within this 142cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * call, so be careful about where this is called from. 143cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 144cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns true if there were any pending transactions to be 145cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * executed. 146cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 147cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract boolean executePendingTransactions(); 148cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 149cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 150cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Finds a fragment that was identified by the given id either when inflated 151cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * from XML or as the container ID when added in a transaction. This first 152cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * searches through fragments that are currently added to the manager's 153cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * activity; if no such fragment is found, then all fragments currently 154cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on the back stack associated with this ID are searched. 155cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return The fragment if found or null otherwise. 156cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 157cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract Fragment findFragmentById(int id); 158cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 159cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 160cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Finds a fragment that was identified by the given tag either when inflated 161cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * from XML or as supplied when added in a transaction. This first 162cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * searches through fragments that are currently added to the manager's 163cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * activity; if no such fragment is found, then all fragments currently 164cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on the back stack are searched. 165cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return The fragment if found or null otherwise. 166cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 167cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract Fragment findFragmentByTag(String tag); 168cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 169cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 170cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Flag for {@link #popBackStack(String, int)} 171cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * and {@link #popBackStack(int, int)}: If set, and the name or ID of 172cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a back stack entry has been supplied, then all matching entries will 173cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be consumed until one that doesn't match is found or the bottom of 174cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the stack is reached. Otherwise, all entries up to but not including that entry 175cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will be removed. 176cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 177cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static final int POP_BACK_STACK_INCLUSIVE = 1<<0; 178cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 179cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 180cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Pop the top state off the back stack. Returns true if there was one 181cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to pop, else false. This function is asynchronous -- it enqueues the 182cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * request to pop, but the action will not be performed until the application 183cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * returns to its event loop. 184cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 185cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void popBackStack(); 186cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 187cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 188cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Like {@link #popBackStack()}, but performs the operation immediately 189cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 190cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * afterwards. 191cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns true if there was something popped, else false. 192cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 193cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract boolean popBackStackImmediate(); 194cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 195cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 196cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Pop the last fragment transition from the manager's fragment 197cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * back stack. If there is nothing to pop, false is returned. 198cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This function is asynchronous -- it enqueues the 199cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * request to pop, but the action will not be performed until the application 200cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * returns to its event loop. 201cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 202cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param name If non-null, this is the name of a previous back state 203cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to look for; if found, all states up to that state will be popped. The 204cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #POP_BACK_STACK_INCLUSIVE} flag can be used to control whether 205cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the named state itself is popped. If null, only the top state is popped. 206cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param flags Either 0 or {@link #POP_BACK_STACK_INCLUSIVE}. 207cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 208cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void popBackStack(String name, int flags); 209cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 210cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 211cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Like {@link #popBackStack(String, int)}, but performs the operation immediately 212cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 213cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * afterwards. 214cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns true if there was something popped, else false. 215cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 216cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract boolean popBackStackImmediate(String name, int flags); 217cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 218cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 219cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Pop all back stack states up to the one with the given identifier. 220cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This function is asynchronous -- it enqueues the 221cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * request to pop, but the action will not be performed until the application 222cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * returns to its event loop. 223cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 224cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param id Identifier of the stated to be popped. If no identifier exists, 225cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * false is returned. 226cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * The identifier is the number returned by 227cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link FragmentTransaction#commit() FragmentTransaction.commit()}. The 228cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #POP_BACK_STACK_INCLUSIVE} flag can be used to control whether 229cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the named state itself is popped. 230cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param flags Either 0 or {@link #POP_BACK_STACK_INCLUSIVE}. 231cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 232cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void popBackStack(int id, int flags); 233cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 234cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 235cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Like {@link #popBackStack(int, int)}, but performs the operation immediately 236cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 237cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * afterwards. 238cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns true if there was something popped, else false. 239cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 240cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract boolean popBackStackImmediate(int id, int flags); 241cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 242cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 243cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the number of entries currently in the back stack. 244cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 245cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract int getBackStackEntryCount(); 246cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 247cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 248cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the BackStackEntry at index <var>index</var> in the back stack; 249cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * entries start index 0 being the bottom of the stack. 250cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 251cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract BackStackEntry getBackStackEntryAt(int index); 252cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 253cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 254cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Add a new listener for changes to the fragment back stack. 255cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 256cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void addOnBackStackChangedListener(OnBackStackChangedListener listener); 257cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 258cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 259cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Remove a listener that was previously added with 260cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #addOnBackStackChangedListener(OnBackStackChangedListener)}. 261cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 262cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void removeOnBackStackChangedListener(OnBackStackChangedListener listener); 263cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 264cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 265cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Put a reference to a fragment in a Bundle. This Bundle can be 266cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * persisted as saved state, and when later restoring 267cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #getFragment(Bundle, String)} will return the current 268cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * instance of the same fragment. 269cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 270cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param bundle The bundle in which to put the fragment reference. 271cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param key The name of the entry in the bundle. 272cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fragment The Fragment whose reference is to be stored. 273cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 274cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void putFragment(Bundle bundle, String key, Fragment fragment); 275cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 276cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 277cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Retrieve the current Fragment instance for a reference previously 278cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * placed with {@link #putFragment(Bundle, String, Fragment)}. 279cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 280cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param bundle The bundle from which to retrieve the fragment reference. 281cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param key The name of the entry in the bundle. 282cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns the current Fragment instance that is associated with 283cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the given reference. 284cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 285cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract Fragment getFragment(Bundle bundle, String key); 286cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 287cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 2885c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * Save the current instance state of the given Fragment. This can be 2895c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * used later when creating a new instance of the Fragment and adding 2905c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * it to the fragment manager, to have it create itself to match the 2915c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * current state returned here. Note that there are limits on how 2925c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * this can be used: 2935c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * 2945c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * <ul> 2955c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * <li>The Fragment must currently be attached to the FragmentManager. 2965c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * <li>A new Fragment created using this saved state must be the same class 2975c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * type as the Fragment it was created from. 2985c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * <li>The saved state can not contain dependencies on other fragments -- 2995c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * that is it can't use {@link #putFragment(Bundle, String, Fragment)} to 3005c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * store a fragment reference because that reference may not be valid when 3015c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * this saved state is later used. Likewise the Fragment's target and 3025c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * result code are not included in this state. 3035c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * </ul> 3045c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * 3055c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * @param f The Fragment whose state is to be saved. 3065c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * @return The generated state. This will be null if there was no 3075c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * interesting state created by the fragment. 3085c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn */ 3095c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public abstract Fragment.SavedState saveFragmentInstanceState(Fragment f); 3105c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3115c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn /** 312cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Print the FragmentManager's state into the given stream. 313cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 314cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param prefix Text to print at the front of each line. 315cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fd The raw file descriptor that the dump is being sent to. 316cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param writer A PrintWriter to which the dump is to be set. 317cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param args Additional arguments to the dump request. 318cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 319cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args); 320cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 321cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 322cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Control whether the framework's internal fragment manager debugging 323cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * logs are turned on. If enabled, you will see output in logcat as 324cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the framework performs fragment operations. 325cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 326cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static void enableDebugLogging(boolean enabled) { 327cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.DEBUG = enabled; 328cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 329cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 330cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 331cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornfinal class FragmentManagerState implements Parcelable { 332cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentState[] mActive; 333cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int[] mAdded; 334cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackState[] mBackStack; 335cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 336cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentManagerState() { 337cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 338cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 339cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentManagerState(Parcel in) { 340cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive = in.createTypedArray(FragmentState.CREATOR); 341cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAdded = in.createIntArray(); 342cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack = in.createTypedArray(BackStackState.CREATOR); 343cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 344cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 345cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int describeContents() { 346cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return 0; 347cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 348cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 349cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void writeToParcel(Parcel dest, int flags) { 350cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeTypedArray(mActive, flags); 351cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeIntArray(mAdded); 352cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeTypedArray(mBackStack, flags); 353cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 354cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 355cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static final Parcelable.Creator<FragmentManagerState> CREATOR 356cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn = new Parcelable.Creator<FragmentManagerState>() { 357cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentManagerState createFromParcel(Parcel in) { 358cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new FragmentManagerState(in); 359cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 360cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 361cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentManagerState[] newArray(int size) { 362cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new FragmentManagerState[size]; 363cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 364cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }; 365cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 366cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 367cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn/** 368cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Container for fragments associated with an activity. 369cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 370cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornfinal class FragmentManagerImpl extends FragmentManager { 371cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static boolean DEBUG = false; 372cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final String TAG = "FragmentManager"; 373cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 374681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn static final boolean HONEYCOMB = android.os.Build.VERSION.SDK_INT >= 11; 375681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn 376cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final String TARGET_REQUEST_CODE_STATE_TAG = "android:target_req_state"; 377cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final String TARGET_STATE_TAG = "android:target_state"; 378cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final String VIEW_STATE_TAG = "android:view_state"; 379cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 380cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Runnable> mPendingActions; 381cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Runnable[] mTmpActions; 382cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mExecutingActions; 383cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 384cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> mActive; 385cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> mAdded; 386cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Integer> mAvailIndices; 387cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<BackStackRecord> mBackStack; 388cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> mCreatedMenus; 389cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 390cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Must be accessed while locked. 391cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<BackStackRecord> mBackStackIndices; 392cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Integer> mAvailBackStackIndices; 393cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 394cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<OnBackStackChangedListener> mBackStackChangeListeners; 395cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 396cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mCurState = Fragment.INITIALIZING; 397cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentActivity mActivity; 398cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 399cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mNeedMenuInvalidate; 400cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mStateSaved; 401cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mDestroyed; 402cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String mNoTransactionsBecause; 403cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 404cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Temporary vars for state save and restore. 405cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mStateBundle = null; 406cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn SparseArray<Parcelable> mStateArray = null; 407cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 408cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Runnable mExecCommit = new Runnable() { 409cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 410cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void run() { 411cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn execPendingActions(); 412cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 413cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }; 414cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 415cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 416cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentTransaction beginTransaction() { 417cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new BackStackRecord(this); 418cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 419cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 420cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 421cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean executePendingTransactions() { 422cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return execPendingActions(); 423cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 424cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 425cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 426cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void popBackStack() { 427cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn enqueueAction(new Runnable() { 428cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override public void run() { 429cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn popBackStackState(mActivity.mHandler, null, -1, 0); 430cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 431cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }, false); 432cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 433cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 434cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 435cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean popBackStackImmediate() { 436cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn checkStateLoss(); 437cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn executePendingTransactions(); 438cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return popBackStackState(mActivity.mHandler, null, -1, 0); 439cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 440cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 441cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 442cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void popBackStack(final String name, final int flags) { 443cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn enqueueAction(new Runnable() { 444cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override public void run() { 445cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn popBackStackState(mActivity.mHandler, name, -1, flags); 446cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 447cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }, false); 448cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 449cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 450cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 451cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean popBackStackImmediate(String name, int flags) { 452cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn checkStateLoss(); 453cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn executePendingTransactions(); 454cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return popBackStackState(mActivity.mHandler, name, -1, flags); 455cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 456cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 457cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 458cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void popBackStack(final int id, final int flags) { 459cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (id < 0) { 460cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalArgumentException("Bad id: " + id); 461cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 462cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn enqueueAction(new Runnable() { 463cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override public void run() { 464cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn popBackStackState(mActivity.mHandler, null, id, flags); 465cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 466cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }, false); 467cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 468cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 469cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 470cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean popBackStackImmediate(int id, int flags) { 471cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn checkStateLoss(); 472cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn executePendingTransactions(); 473cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (id < 0) { 474cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalArgumentException("Bad id: " + id); 475cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 476cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return popBackStackState(mActivity.mHandler, null, id, flags); 477cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 478cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 479cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 480cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int getBackStackEntryCount() { 481cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mBackStack != null ? mBackStack.size() : 0; 482cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 483cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 484cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 485cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public BackStackEntry getBackStackEntryAt(int index) { 486cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mBackStack.get(index); 487cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 488cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 489cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 490cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void addOnBackStackChangedListener(OnBackStackChangedListener listener) { 491cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackChangeListeners == null) { 492cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackChangeListeners = new ArrayList<OnBackStackChangedListener>(); 493cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 494cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackChangeListeners.add(listener); 495cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 496cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 497cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 498cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void removeOnBackStackChangedListener(OnBackStackChangedListener listener) { 499cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackChangeListeners != null) { 500cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackChangeListeners.remove(listener); 501cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 502cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 503cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 504cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 505cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void putFragment(Bundle bundle, String key, Fragment fragment) { 506cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mIndex < 0) { 507cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + fragment 508cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " is not currently in the FragmentManager"); 509cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 510cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn bundle.putInt(key, fragment.mIndex); 511cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 512cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 513cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 514cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment getFragment(Bundle bundle, String key) { 515cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int index = bundle.getInt(key, -1); 516cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (index == -1) { 517cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 518cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 519cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (index >= mActive.size()) { 520cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragement no longer exists for key " 521cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + key + ": index " + index); 522cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 523cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(index); 524cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f == null) { 525cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragement no longer exists for key " 526cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + key + ": index " + index); 527cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 528cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 529cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 530cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 531cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 5325c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public Fragment.SavedState saveFragmentInstanceState(Fragment fragment) { 5335c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (fragment.mIndex < 0) { 5345c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn throw new IllegalStateException("Fragment " + fragment 5355c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn + " is not currently in the FragmentManager"); 5365c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 5375c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (fragment.mState > Fragment.INITIALIZING) { 5385c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn Bundle result = saveFragmentBasicState(fragment); 5395c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return result != null ? new Fragment.SavedState(result) : null; 5405c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 5415c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return null; 5425c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 5435c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 5445c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn @Override 545cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public String toString() { 546cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn StringBuilder sb = new StringBuilder(128); 547cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append("FragmentManager{"); 548cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(Integer.toHexString(System.identityHashCode(this))); 549cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(" in "); 550cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn DebugUtils.buildShortClassTag(mActivity, sb); 551cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append("}}"); 552cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return sb.toString(); 553cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 554cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 555cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 556cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 557cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String innerPrefix = prefix + " "; 558cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 559cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int N; 560cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 561cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mActive.size(); 562cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 563cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("Active Fragments in "); 564cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(Integer.toHexString(System.identityHashCode(this))); 565cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(":"); 566cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 567cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 568cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 569cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(f); 570cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null) { 571cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.dump(innerPrefix, fd, writer, args); 572cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 573cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 574cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 575cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 576cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 577cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAdded != null) { 578cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mAdded.size(); 579cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 580cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Added Fragments:"); 581cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 582cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 583cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 584cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(f.toString()); 585cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 586cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 587cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 588cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 589cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mCreatedMenus != null) { 590cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mCreatedMenus.size(); 591cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 592cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Fragments Created Menus:"); 593cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 594cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mCreatedMenus.get(i); 595cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 596cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(f.toString()); 597cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 598cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 599cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 600cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 601cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStack != null) { 602cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mBackStack.size(); 603cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 604cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Back Stack:"); 605cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 606cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackRecord bs = mBackStack.get(i); 607cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 608cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(bs.toString()); 609cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn bs.dump(innerPrefix, fd, writer, args); 610cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 611cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 612cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 613cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 614cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 615cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackIndices != null) { 616cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mBackStackIndices.size(); 617cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 618cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Back Stack Indices:"); 619cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 620cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackRecord bs = mBackStackIndices.get(i); 621cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 622cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(bs); 623cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 624cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 625cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 626cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 627cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailBackStackIndices != null && mAvailBackStackIndices.size() > 0) { 628cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mAvailBackStackIndices: "); 629cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(Arrays.toString(mAvailBackStackIndices.toArray())); 630cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 631cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 632cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 633cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mPendingActions != null) { 634cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mPendingActions.size(); 635cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 636cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Pending Actions:"); 637cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 638cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Runnable r = mPendingActions.get(i); 639cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 640cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(r); 641cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 642cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 643cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 644cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 645cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("FragmentManager misc state:"); 646cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" mCurState="); writer.print(mCurState); 647cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mStateSaved="); writer.print(mStateSaved); 648cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mDestroyed="); writer.println(mDestroyed); 649cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mNeedMenuInvalidate) { 650cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" mNeedMenuInvalidate="); 651cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mNeedMenuInvalidate); 652cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 653cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mNoTransactionsBecause != null) { 654cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" mNoTransactionsBecause="); 655cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mNoTransactionsBecause); 656cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 657cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailIndices != null && mAvailIndices.size() > 0) { 658cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" mAvailIndices: "); 659cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(Arrays.toString(mAvailIndices.toArray())); 660cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 661cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 662cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 6639277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static final Interpolator DECELERATE_QUINT = new DecelerateInterpolator(2.5f); 6649277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static final Interpolator DECELERATE_CUBIC = new DecelerateInterpolator(1.5f); 6659277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static final Interpolator ACCELERATE_QUINT = new AccelerateInterpolator(2.5f); 6669277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static final Interpolator ACCELERATE_CUBIC = new AccelerateInterpolator(1.5f); 6679277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 6689277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static final int ANIM_DUR = 220; 6699277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 6709277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static Animation makeOpenCloseAnimation(Context context, float startScale, 6719277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn float endScale, float startAlpha, float endAlpha) { 6729277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn AnimationSet set = new AnimationSet(false); 6739277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn ScaleAnimation scale = new ScaleAnimation(startScale, endScale, startScale, endScale, 6749277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation.RELATIVE_TO_SELF, .5f, Animation.RELATIVE_TO_SELF, .5f); 6759277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn scale.setInterpolator(DECELERATE_QUINT); 6769277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn scale.setDuration(ANIM_DUR); 6779277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn set.addAnimation(scale); 6789277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn AlphaAnimation alpha = new AlphaAnimation(startAlpha, endAlpha); 6799277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn alpha.setInterpolator(DECELERATE_CUBIC); 6809277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn alpha.setDuration(ANIM_DUR); 6819277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn set.addAnimation(alpha); 6829277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return set; 6839277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn } 6849277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 6859277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static Animation makeFadeAnimation(Context context, float start, float end) { 6869277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn AlphaAnimation anim = new AlphaAnimation(start, end); 6879277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn anim.setInterpolator(DECELERATE_CUBIC); 6889277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn anim.setDuration(ANIM_DUR); 6899277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return anim; 6909277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn } 6919277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 6929277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation loadAnimation(Fragment fragment, int transit, boolean enter, 693cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int transitionStyle) { 6949277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation animObj = fragment.onCreateAnimation(transit, enter, 695cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mNextAnim); 696cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (animObj != null) { 697cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return animObj; 698cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 699cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 700cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mNextAnim != 0) { 701cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Animation anim = AnimationUtils.loadAnimation(mActivity, fragment.mNextAnim); 702cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (anim != null) { 703cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return anim; 704cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 705cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 706cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 707cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (transit == 0) { 708cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 709cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 710cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 711cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int styleIndex = transitToStyleIndex(transit, enter); 712cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (styleIndex < 0) { 713cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 714cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 715cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 7169277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn switch (styleIndex) { 7179277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_OPEN_ENTER: 7189277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeOpenCloseAnimation(mActivity, 1.125f, 1.0f, 0, 1); 7199277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_OPEN_EXIT: 7209277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeOpenCloseAnimation(mActivity, 1.0f, .975f, 1, 0); 7219277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_CLOSE_ENTER: 7229277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeOpenCloseAnimation(mActivity, .975f, 1.0f, 0, 1); 7239277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_CLOSE_EXIT: 7249277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeOpenCloseAnimation(mActivity, 1.0f, 1.075f, 1, 0); 7259277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_FADE_ENTER: 7269277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeFadeAnimation(mActivity, 0, 1); 7279277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_FADE_EXIT: 7289277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeFadeAnimation(mActivity, 1, 0); 7299277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn } 7309277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 731cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (transitionStyle == 0 && mActivity.getWindow() != null) { 732cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn transitionStyle = mActivity.getWindow().getAttributes().windowAnimations; 733cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 734cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (transitionStyle == 0) { 735cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 736cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 737cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 738cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //TypedArray attrs = mActivity.obtainStyledAttributes(transitionStyle, 739cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // com.android.internal.R.styleable.FragmentAnimation); 740cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //int anim = attrs.getResourceId(styleIndex, 0); 741cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //attrs.recycle(); 742cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 743cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //if (anim == 0) { 744cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // return null; 745cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //} 746cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 747cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //return AnimatorInflater.loadAnimator(mActivity, anim); 748cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 749cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 750cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 751cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void moveToState(Fragment f, int newState, int transit, int transitionStyle) { 752cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Fragments that are not currently added will sit in the onCreate() state. 753cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mAdded && newState > Fragment.CREATED) { 754cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn newState = Fragment.CREATED; 755cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 7562c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn if (f.mRemoving && newState > f.mState) { 7572c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn // While removing a fragment, we can't change it to a higher state. 7582c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn newState = f.mState; 7592c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn } 760cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 761cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mState < newState) { 7629277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn // For fragments that are created from a layout, when restoring from 7639277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn // state we don't want to allow them to be created until they are 7649277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn // being reloaded from the layout. 7659277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn if (f.mFromLayout && !f.mInLayout) { 7669277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return; 7679277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn } 768cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mAnimatingAway != null) { 769cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The fragment is currently being animated... but! Now we 770cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // want to move our state back up. Give up on waiting for the 771cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // animation, move to whatever the final state should be once 772cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // the animation is done, and then we can proceed from there. 773cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mAnimatingAway = null; 774cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(f, f.mStateAfterAnimating, 0, 0); 775cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 776cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn switch (f.mState) { 777cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.INITIALIZING: 778cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto CREATED: " + f); 779cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mSavedFragmentState != null) { 780cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mSavedViewState = f.mSavedFragmentState.getSparseParcelableArray( 781cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG); 782cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mTarget = getFragment(f.mSavedFragmentState, 783cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.TARGET_STATE_TAG); 784cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mTarget != null) { 785cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mTargetRequestCode = f.mSavedFragmentState.getInt( 786cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.TARGET_REQUEST_CODE_STATE_TAG, 0); 787cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 788cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 789cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mActivity = mActivity; 790cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mFragmentManager = mActivity.mFragments; 791cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 792cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onAttach(mActivity); 793cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 794cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 795cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onAttach()"); 796cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 797cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.onAttachFragment(f); 798cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 799cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mRetaining) { 800cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 801cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onCreate(f.mSavedFragmentState); 802cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 803cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 804cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onCreate()"); 805cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 806cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 807cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mRetaining = false; 808cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mFromLayout) { 809cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // For fragments that are part of the content view 810cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // layout, we need to instantiate the view immediately 811cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // and the inflater will take care of adding it. 812cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mView = f.onCreateView(f.getLayoutInflater(f.mSavedFragmentState), 813cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn null, f.mSavedFragmentState); 814cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mView != null) { 815cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView = f.mView; 816cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mView = NoSaveStateFrameLayout.wrap(f.mView); 817715a71e5f73cbc33f307cbd3625db8f889a05c1aDianne Hackborn if (f.mHidden) f.mView.setVisibility(View.GONE); 818e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn f.onViewCreated(f.mView, f.mSavedFragmentState); 819cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 820cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView = null; 821cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 822cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 823cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.CREATED: 824cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState > Fragment.CREATED) { 825e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (DEBUG) Log.v(TAG, "moveto ACTIVITY_CREATED: " + f); 826cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mFromLayout) { 827cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ViewGroup container = null; 828cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mContainerId != 0) { 829cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn container = (ViewGroup)mActivity.findViewById(f.mContainerId); 830cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (container == null && !f.mRestored) { 831cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalArgumentException("No view found for id 0x" 832cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + Integer.toHexString(f.mContainerId) 833cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " for fragment " + f); 834cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 835cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 836cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mContainer = container; 837cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mView = f.onCreateView(f.getLayoutInflater(f.mSavedFragmentState), 838cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn container, f.mSavedFragmentState); 839cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mView != null) { 840cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView = f.mView; 841cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mView = NoSaveStateFrameLayout.wrap(f.mView); 842cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (container != null) { 8439277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation anim = loadAnimation(f, transit, true, 844cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn transitionStyle); 845cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (anim != null) { 846cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mView.startAnimation(anim); 847cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 848cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn container.addView(f.mView); 849cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 850715a71e5f73cbc33f307cbd3625db8f889a05c1aDianne Hackborn if (f.mHidden) f.mView.setVisibility(View.GONE); 851e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn f.onViewCreated(f.mView, f.mSavedFragmentState); 852cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 853cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView = null; 854cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 855cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 856cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 857cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 858cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onActivityCreated(f.mSavedFragmentState); 859cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 860cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 861cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onActivityCreated()"); 862cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 863e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (f.mView != null) { 864e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn f.restoreViewState(); 865e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 866cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mSavedFragmentState = null; 867cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 868cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.ACTIVITY_CREATED: 869e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn case Fragment.STOPPED: 870e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (newState > Fragment.STOPPED) { 871cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto STARTED: " + f); 872cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 8739c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn f.performStart(); 874cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 875cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 876cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onStart()"); 877cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 878cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 879cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.STARTED: 880cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState > Fragment.STARTED) { 881cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto RESUMED: " + f); 882cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 883cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mResumed = true; 884cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onResume(); 885cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 886cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 887cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onResume()"); 888cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 889cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 890cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 891cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else if (f.mState > newState) { 892cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn switch (f.mState) { 893cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.RESUMED: 894cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState < Fragment.RESUMED) { 895cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom RESUMED: " + f); 896cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 897cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onPause(); 898cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 899cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 900cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onPause()"); 901cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 902cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mResumed = false; 903cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 904cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.STARTED: 905cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState < Fragment.STARTED) { 906cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom STARTED: " + f); 907cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 908cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.performStop(); 909cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 910cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 911cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onStop()"); 912cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 913cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 914e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn case Fragment.STOPPED: 915cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.ACTIVITY_CREATED: 916cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState < Fragment.ACTIVITY_CREATED) { 917e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (DEBUG) Log.v(TAG, "movefrom ACTIVITY_CREATED: " + f); 918cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mView != null) { 919cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Need to save the current view state if not 920cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // done already. 921cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mActivity.isFinishing() && f.mSavedViewState == null) { 922cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn saveFragmentViewState(f); 923cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 924cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 925cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 9269c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn f.performDestroyView(); 927cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 928cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 929cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onDestroyView()"); 930cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 931cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mView != null && f.mContainer != null) { 932cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Animation anim = null; 933cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mCurState > Fragment.INITIALIZING && !mDestroyed) { 9349277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn anim = loadAnimation(f, transit, false, 935cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn transitionStyle); 936cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 937cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (anim != null) { 938cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final Fragment fragment = f; 939cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mAnimatingAway = f.mView; 940cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mStateAfterAnimating = newState; 941cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn anim.setAnimationListener(new AnimationListener() { 942cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 943cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onAnimationEnd(Animation animation) { 944cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mAnimatingAway != null) { 945cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mAnimatingAway = null; 946cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(fragment, fragment.mStateAfterAnimating, 947cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 0, 0); 948cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 949cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 950cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 951cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onAnimationRepeat(Animation animation) { 952cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 953cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 954cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onAnimationStart(Animation animation) { 955cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 956cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }); 9579277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn f.mView.startAnimation(anim); 958cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 959cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mContainer.removeView(f.mView); 960cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 961cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mContainer = null; 962cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mView = null; 963cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView = null; 964cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 965cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.CREATED: 966cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState < Fragment.CREATED) { 967cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mDestroyed) { 968cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mAnimatingAway != null) { 969cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The fragment's containing activity is 970cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // being destroyed, but this fragment is 971cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // currently animating away. Stop the 972cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // animation right now -- it is not needed, 973cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // and we can't wait any more on destroying 974cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // the fragment. 975cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View v = f.mAnimatingAway; 976cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mAnimatingAway = null; 977cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn v.clearAnimation(); 978cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 979cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 980cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mAnimatingAway != null) { 981cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // We are waiting for the fragment's view to finish 982cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // animating away. Just make a note of the state 983cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // the fragment now should move to once the animation 984cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // is done. 985cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mStateAfterAnimating = newState; 9862c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn newState = Fragment.CREATED; 987cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 988cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom CREATED: " + f); 989cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mRetaining) { 990cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 991cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onDestroy(); 992cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 993cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 994cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onDestroy()"); 995cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 996cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 997cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 998cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 999cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onDetach(); 1000cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 1001cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 1002cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onDetach()"); 1003cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 10042c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn if (!f.mRetaining) { 10052c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn makeInactive(f); 10062c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn } else { 10072c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn f.mImmediateActivity = null; 10082c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn f.mActivity = null; 10092c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn f.mFragmentManager = null; 10102c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn } 1011cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1012cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1013cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1014cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1015cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1016cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mState = newState; 1017cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1018cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1019cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void moveToState(Fragment f) { 1020cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(f, mCurState, 0, 0); 1021cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1022cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1023cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void moveToState(int newState, boolean always) { 1024cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(newState, 0, 0, always); 1025cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1026cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1027cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void moveToState(int newState, int transit, int transitStyle, boolean always) { 1028cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null && newState != Fragment.INITIALIZING) { 1029cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("No activity"); 1030cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1031cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1032cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!always && mCurState == newState) { 1033cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return; 1034cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1035cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1036cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCurState = newState; 1037cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1038cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mActive.size(); i++) { 1039cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1040cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null) { 1041cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(f, newState, transit, transitStyle); 1042cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1043cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1044cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1045cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mNeedMenuInvalidate && mActivity != null) { 1046681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn mActivity.supportInvalidateOptionsMenu(); 1047cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mNeedMenuInvalidate = false; 1048cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1049cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1050cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1051cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1052cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void makeActive(Fragment f) { 1053cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mIndex >= 0) { 1054cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return; 1055cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1056cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1057cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailIndices == null || mAvailIndices.size() <= 0) { 1058cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive == null) { 1059cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive = new ArrayList<Fragment>(); 1060cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1061cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.setIndex(mActive.size()); 1062cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive.add(f); 1063cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1064cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1065cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.setIndex(mAvailIndices.remove(mAvailIndices.size()-1)); 1066cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive.set(f.mIndex, f); 1067cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1068cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1069cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1070cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void makeInactive(Fragment f) { 1071cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mIndex < 0) { 1072cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return; 1073cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1074cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1075cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Freeing fragment index " + f.mIndex); 1076cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive.set(f.mIndex, null); 1077cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailIndices == null) { 1078cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailIndices = new ArrayList<Integer>(); 1079cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1080cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailIndices.add(f.mIndex); 10813137d1472f1de9eac2e9a5dbe5b8d91282b24e66Dianne Hackborn mActivity.invalidateSupportFragmentIndex(f.mIndex); 10829c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn f.initState(); 1083cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1084cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1085cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void addFragment(Fragment fragment, boolean moveToStateNow) { 1086cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAdded == null) { 1087cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAdded = new ArrayList<Fragment>(); 1088cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1089cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "add: " + fragment); 1090e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn makeActive(fragment); 1091e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (!fragment.mDetached) { 1092e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mAdded.add(fragment); 1093e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mAdded = true; 1094e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mRemoving = false; 1095e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (fragment.mHasMenu) { 1096e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mNeedMenuInvalidate = true; 1097e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1098e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (moveToStateNow) { 1099e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn moveToState(fragment); 1100e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1101cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1102cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1103cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1104cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void removeFragment(Fragment fragment, int transition, int transitionStyle) { 1105cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "remove: " + fragment + " nesting=" + fragment.mBackStackNesting); 1106e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn final boolean inactive = !fragment.isInBackStack(); 1107e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (!fragment.mDetached || inactive) { 1108e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mAdded.remove(fragment); 1109e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (fragment.mHasMenu) { 1110e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mNeedMenuInvalidate = true; 1111e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1112e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mAdded = false; 1113e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mRemoving = true; 1114e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn moveToState(fragment, inactive ? Fragment.INITIALIZING : Fragment.CREATED, 1115e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn transition, transitionStyle); 1116cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1117cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1118cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1119cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void hideFragment(Fragment fragment, int transition, int transitionStyle) { 1120cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "hide: " + fragment); 1121cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!fragment.mHidden) { 1122cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mHidden = true; 1123cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mView != null) { 11249277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation anim = loadAnimation(fragment, transition, true, 1125cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn transitionStyle); 1126cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (anim != null) { 1127cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mView.startAnimation(anim); 1128cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1129cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mView.setVisibility(View.GONE); 1130cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1131cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mAdded && fragment.mHasMenu) { 1132cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mNeedMenuInvalidate = true; 1133cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1134cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.onHiddenChanged(true); 1135cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1136cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1137cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1138cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void showFragment(Fragment fragment, int transition, int transitionStyle) { 1139cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "show: " + fragment); 1140cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mHidden) { 1141cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mHidden = false; 1142cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mView != null) { 11439277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation anim = loadAnimation(fragment, transition, true, 1144cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn transitionStyle); 1145cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (anim != null) { 1146cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mView.startAnimation(anim); 1147cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1148cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mView.setVisibility(View.VISIBLE); 1149cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1150cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mAdded && fragment.mHasMenu) { 1151cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mNeedMenuInvalidate = true; 1152cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1153cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.onHiddenChanged(false); 1154cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1155cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1156cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1157e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn public void detachFragment(Fragment fragment, int transition, int transitionStyle) { 1158e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (DEBUG) Log.v(TAG, "detach: " + fragment); 1159e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (!fragment.mDetached) { 1160e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mDetached = true; 1161e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (fragment.mAdded) { 1162e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn // We are not already in back stack, so need to remove the fragment. 1163e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mAdded.remove(fragment); 1164e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (fragment.mHasMenu) { 1165e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mNeedMenuInvalidate = true; 1166e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1167e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mAdded = false; 1168e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn moveToState(fragment, Fragment.CREATED, transition, transitionStyle); 1169e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1170e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1171e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1172e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 1173e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn public void attachFragment(Fragment fragment, int transition, int transitionStyle) { 1174e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (DEBUG) Log.v(TAG, "attach: " + fragment); 1175e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (fragment.mDetached) { 1176e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mDetached = false; 1177e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (!fragment.mAdded) { 1178e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mAdded.add(fragment); 1179e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mAdded = true; 1180e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (fragment.mHasMenu) { 1181e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mNeedMenuInvalidate = true; 1182e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1183e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn moveToState(fragment, mCurState, transition, transitionStyle); 1184e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1185e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1186e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1187e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 1188cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment findFragmentById(int id) { 1189cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1190cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // First look through added fragments. 1191cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mAdded.size()-1; i>=0; i--) { 1192cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1193cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && f.mFragmentId == id) { 1194cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 1195cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1196cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1197cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Now for any known fragment. 1198cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 1199cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1200cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && f.mFragmentId == id) { 1201cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 1202cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1203cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1204cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1205cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1206cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1207cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1208cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment findFragmentByTag(String tag) { 1209cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null && tag != null) { 1210cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // First look through added fragments. 1211cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mAdded.size()-1; i>=0; i--) { 1212cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1213cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && tag.equals(f.mTag)) { 1214cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 1215cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1216cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1217cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Now for any known fragment. 1218cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 1219cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1220cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && tag.equals(f.mTag)) { 1221cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 1222cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1223cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1224cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1225cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1226cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1227cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1228cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment findFragmentByWho(String who) { 1229cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null && who != null) { 1230cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 1231cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1232cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && who.equals(f.mWho)) { 1233cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 1234cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1235cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1236cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1237cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1238cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1239cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1240cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn private void checkStateLoss() { 1241cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mStateSaved) { 1242cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException( 1243cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn "Can not perform this action after onSaveInstanceState"); 1244cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1245cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mNoTransactionsBecause != null) { 1246cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException( 1247cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn "Can not perform this action inside of " + mNoTransactionsBecause); 1248cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1249cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1250cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1251cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void enqueueAction(Runnable action, boolean allowStateLoss) { 1252cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!allowStateLoss) { 1253cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn checkStateLoss(); 1254cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1255cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 1256cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null) { 1257cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Activity has been destroyed"); 1258cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1259cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mPendingActions == null) { 1260cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mPendingActions = new ArrayList<Runnable>(); 1261cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1262cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mPendingActions.add(action); 1263cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mPendingActions.size() == 1) { 1264cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.mHandler.removeCallbacks(mExecCommit); 1265cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.mHandler.post(mExecCommit); 1266cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1267cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1268cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1269cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1270cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int allocBackStackIndex(BackStackRecord bse) { 1271cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 1272cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailBackStackIndices == null || mAvailBackStackIndices.size() <= 0) { 1273cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackIndices == null) { 1274cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices = new ArrayList<BackStackRecord>(); 1275cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1276cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int index = mBackStackIndices.size(); 1277cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Setting back stack index " + index + " to " + bse); 1278cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.add(bse); 1279cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return index; 1280cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1281cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1282cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int index = mAvailBackStackIndices.remove(mAvailBackStackIndices.size()-1); 1283cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding back stack index " + index + " with " + bse); 1284cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.set(index, bse); 1285cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return index; 1286cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1287cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1288cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1289cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1290cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setBackStackIndex(int index, BackStackRecord bse) { 1291cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 1292cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackIndices == null) { 1293cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices = new ArrayList<BackStackRecord>(); 1294cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1295cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int N = mBackStackIndices.size(); 1296cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (index < N) { 1297cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Setting back stack index " + index + " to " + bse); 1298cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.set(index, bse); 1299cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1300cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn while (N < index) { 1301cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.add(null); 1302cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailBackStackIndices == null) { 1303cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailBackStackIndices = new ArrayList<Integer>(); 1304cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1305cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding available back stack index " + N); 1306cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailBackStackIndices.add(N); 1307cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N++; 1308cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1309cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding back stack index " + index + " with " + bse); 1310cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.add(bse); 1311cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1312cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1313cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1314cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1315cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void freeBackStackIndex(int index) { 1316cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 1317cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.set(index, null); 1318cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailBackStackIndices == null) { 1319cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailBackStackIndices = new ArrayList<Integer>(); 1320cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1321cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Freeing back stack index " + index); 1322cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailBackStackIndices.add(index); 1323cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1324cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1325cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1326cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1327cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Only call from main thread! 1328cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1329cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean execPendingActions() { 1330cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mExecutingActions) { 1331cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Recursive entry to executePendingTransactions"); 1332cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1333cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1334cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (Looper.myLooper() != mActivity.mHandler.getLooper()) { 1335cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Must be called from main thread of process"); 1336cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1337cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1338cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean didSomething = false; 1339cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1340cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn while (true) { 1341cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int numActions; 1342cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1343cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 1344cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mPendingActions == null || mPendingActions.size() == 0) { 1345cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return didSomething; 1346cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1347cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1348cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn numActions = mPendingActions.size(); 1349cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mTmpActions == null || mTmpActions.length < numActions) { 1350cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTmpActions = new Runnable[numActions]; 1351cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1352cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mPendingActions.toArray(mTmpActions); 1353cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mPendingActions.clear(); 1354cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.mHandler.removeCallbacks(mExecCommit); 1355cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1356cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1357cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mExecutingActions = true; 1358cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<numActions; i++) { 1359cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTmpActions[i].run(); 1360cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1361cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mExecutingActions = false; 1362cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn didSomething = true; 1363cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1364cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1365cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1366cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void reportBackStackChanged() { 1367cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackChangeListeners != null) { 1368cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mBackStackChangeListeners.size(); i++) { 1369cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackChangeListeners.get(i).onBackStackChanged(); 1370cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1371cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1372cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1373cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1374cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void addBackStackState(BackStackRecord state) { 1375cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStack == null) { 1376cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack = new ArrayList<BackStackRecord>(); 1377cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1378cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack.add(state); 1379cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn reportBackStackChanged(); 1380cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1381cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1382cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean popBackStackState(Handler handler, String name, int id, int flags) { 1383cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStack == null) { 1384cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1385cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1386cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (name == null && id < 0 && (flags&POP_BACK_STACK_INCLUSIVE) == 0) { 1387cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int last = mBackStack.size()-1; 1388cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (last < 0) { 1389cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1390cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1391cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final BackStackRecord bss = mBackStack.remove(last); 1392cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn bss.popFromBackStack(true); 1393cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn reportBackStackChanged(); 1394cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1395cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int index = -1; 1396cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (name != null || id >= 0) { 1397cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If a name or ID is specified, look for that place in 1398cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // the stack. 1399cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn index = mBackStack.size()-1; 1400cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn while (index >= 0) { 1401cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackRecord bss = mBackStack.get(index); 1402cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (name != null && name.equals(bss.getName())) { 1403cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1404cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1405cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (id >= 0 && id == bss.mIndex) { 1406cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1407cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1408cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn index--; 1409cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1410cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (index < 0) { 1411cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1412cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1413cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if ((flags&POP_BACK_STACK_INCLUSIVE) != 0) { 1414cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn index--; 1415cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Consume all following entries that match. 1416cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn while (index >= 0) { 1417cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackRecord bss = mBackStack.get(index); 1418cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if ((name != null && name.equals(bss.getName())) 1419cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn || (id >= 0 && id == bss.mIndex)) { 1420cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn index--; 1421cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn continue; 1422cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1423cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1424cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1425cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1426cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1427cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (index == mBackStack.size()-1) { 1428cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1429cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1430cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final ArrayList<BackStackRecord> states 1431cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn = new ArrayList<BackStackRecord>(); 1432cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mBackStack.size()-1; i>index; i--) { 1433cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn states.add(mBackStack.remove(i)); 1434cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1435cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int LAST = states.size()-1; 1436cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<=LAST; i++) { 1437cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Popping back stack state: " + states.get(i)); 1438cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn states.get(i).popFromBackStack(i == LAST); 1439cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1440cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn reportBackStackChanged(); 1441cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1442cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return true; 1443cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1444cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1445cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> retainNonConfig() { 1446cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> fragments = null; 1447cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1448cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mActive.size(); i++) { 1449cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1450cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && f.mRetainInstance) { 1451cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragments == null) { 1452cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragments = new ArrayList<Fragment>(); 1453cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1454cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragments.add(f); 1455cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mRetaining = true; 14562c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn f.mTargetIndex = f.mTarget != null ? f.mTarget.mIndex : -1; 1457cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1458cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1459cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1460cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return fragments; 1461cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1462cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1463cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void saveFragmentViewState(Fragment f) { 1464cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mInnerView == null) { 1465cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return; 1466cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1467cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mStateArray == null) { 1468cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateArray = new SparseArray<Parcelable>(); 1469ea2c91b0198855073983b4a8437aa71cbd83872fDianne Hackborn } else { 1470ea2c91b0198855073983b4a8437aa71cbd83872fDianne Hackborn mStateArray.clear(); 1471cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1472cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView.saveHierarchyState(mStateArray); 1473cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mStateArray.size() > 0) { 1474cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mSavedViewState = mStateArray; 1475cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateArray = null; 1476cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1477cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1478cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 14795c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn Bundle saveFragmentBasicState(Fragment f) { 14805c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn Bundle result = null; 14815c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 14825c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (mStateBundle == null) { 14835c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mStateBundle = new Bundle(); 14845c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 14855c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn f.onSaveInstanceState(mStateBundle); 14865c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (!mStateBundle.isEmpty()) { 14875c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn result = mStateBundle; 14885c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mStateBundle = null; 14895c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 14905c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 14915c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (f.mView != null) { 14925c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn saveFragmentViewState(f); 14935c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 14945c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (f.mSavedViewState != null) { 14955c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (result == null) { 14965c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn result = new Bundle(); 14975c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 14985c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn result.putSparseParcelableArray( 14995c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG, f.mSavedViewState); 15005c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 15015c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 15025c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return result; 15035c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 15045c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 1505cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Parcelable saveAllState() { 1506cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Make sure all pending operations have now been executed to get 1507cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // our state update-to-date. 1508cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn execPendingActions(); 1509cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1510681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn if (HONEYCOMB) { 1511681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // As of Honeycomb, we save state after pausing. Prior to that 1512681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // it is before pausing. With fragments this is an issue, since 1513681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // there are many things you may do after pausing but before 1514681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // stopping that change the fragment state. For those older 1515681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // devices, we will not at this point say that we have saved 1516681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // the state, so we will allow them to continue doing fragment 1517681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // transactions. This retains the same semantics as Honeycomb, 1518681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // though you do have the risk of losing the very most recent state 1519681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // if the process is killed... we'll live with that. 1520681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn mStateSaved = true; 1521681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn } 1522cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1523cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive == null || mActive.size() <= 0) { 1524cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1525cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1526cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1527cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // First collect all active fragments. 1528cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int N = mActive.size(); 1529cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentState[] active = new FragmentState[N]; 1530cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean haveFragments = false; 1531cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 1532cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1533cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null) { 1534cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn haveFragments = true; 1535cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1536cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentState fs = new FragmentState(f); 1537cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn active[i] = fs; 1538cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1539cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mState > Fragment.INITIALIZING && fs.mSavedFragmentState == null) { 15405c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn fs.mSavedFragmentState = saveFragmentBasicState(f); 1541cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1542cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mTarget != null) { 1543cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mTarget.mIndex < 0) { 1544cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String msg = "Failure saving state: " + f 1545cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " has target not in fragment manager: " + f.mTarget; 1546cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Log.e(TAG, msg); 1547cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dump(" ", null, new PrintWriter(new LogWriter(TAG)), new String[] { }); 1548cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException(msg); 1549cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1550cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fs.mSavedFragmentState == null) { 1551cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mSavedFragmentState = new Bundle(); 1552cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1553cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn putFragment(fs.mSavedFragmentState, 1554cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.TARGET_STATE_TAG, f.mTarget); 1555cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mTargetRequestCode != 0) { 1556cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mSavedFragmentState.putInt( 1557cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.TARGET_REQUEST_CODE_STATE_TAG, 1558cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mTargetRequestCode); 1559cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1560cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1561cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1562cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1563cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mSavedFragmentState = f.mSavedFragmentState; 1564cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1565cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1566cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Saved state of " + f + ": " 1567cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + fs.mSavedFragmentState); 1568cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1569cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1570cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1571cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!haveFragments) { 1572cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: no fragments!"); 1573cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1574cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1575cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1576cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int[] added = null; 1577cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackState[] backStack = null; 1578cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1579cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Build list of currently added fragments. 1580cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAdded != null) { 1581cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mAdded.size(); 1582cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 1583cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn added = new int[N]; 1584cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 1585cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn added[i] = mAdded.get(i).mIndex; 1586cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: adding fragment #" + i 1587cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": " + mAdded.get(i)); 1588cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1589cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1590cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1591cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1592cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Now save back stack. 1593cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStack != null) { 1594cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mBackStack.size(); 1595cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 1596cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn backStack = new BackStackState[N]; 1597cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 1598cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn backStack[i] = new BackStackState(this, mBackStack.get(i)); 1599cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: adding back stack #" + i 1600cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": " + mBackStack.get(i)); 1601cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1602cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1603cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1604cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1605cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerState fms = new FragmentManagerState(); 1606cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fms.mActive = active; 1607cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fms.mAdded = added; 1608cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fms.mBackStack = backStack; 1609cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return fms; 1610cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1611cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1612cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void restoreAllState(Parcelable state, ArrayList<Fragment> nonConfig) { 1613cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If there is no saved state at all, then there can not be 1614cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // any nonConfig fragments either, so that is that. 1615cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (state == null) return; 1616cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerState fms = (FragmentManagerState)state; 1617cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fms.mActive == null) return; 1618cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1619cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // First re-attach any non-config instances we are retaining back 1620cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // to their saved state, so we don't try to instantiate them again. 1621cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (nonConfig != null) { 1622cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<nonConfig.size(); i++) { 1623cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = nonConfig.get(i); 1624cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: re-attaching retained " + f); 1625cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentState fs = fms.mActive[f.mIndex]; 1626cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mInstance = f; 1627cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mSavedViewState = null; 1628cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mBackStackNesting = 0; 1629cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInLayout = false; 1630cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mAdded = false; 16312c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn f.mTarget = null; 1632cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fs.mSavedFragmentState != null) { 1633cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mSavedFragmentState.setClassLoader(mActivity.getClassLoader()); 1634cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mSavedViewState = fs.mSavedFragmentState.getSparseParcelableArray( 1635cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG); 1636cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1637cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1638cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1639cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1640cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Build the full list of active fragments, instantiating them from 1641cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // their saved state. 1642cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive = new ArrayList<Fragment>(fms.mActive.length); 1643cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailIndices != null) { 1644cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailIndices.clear(); 1645cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1646cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<fms.mActive.length; i++) { 1647cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentState fs = fms.mActive[i]; 1648cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fs != null) { 1649cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = fs.instantiate(mActivity); 1650cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: adding #" + i + ": " + f); 1651cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive.add(f); 1652cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Now that the fragment is instantiated (or came from being 1653cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // retained above), clear mInstance in case we end up re-restoring 1654cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // from this FragmentState again. 1655cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mInstance = null; 1656cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1657cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: adding #" + i + ": (null)"); 1658cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive.add(null); 1659cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailIndices == null) { 1660cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailIndices = new ArrayList<Integer>(); 1661cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1662cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: adding avail #" + i); 1663cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailIndices.add(i); 1664cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1665cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1666cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1667cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Update the target of all retained fragments. 1668cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (nonConfig != null) { 1669cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<nonConfig.size(); i++) { 1670cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = nonConfig.get(i); 16712c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn if (f.mTargetIndex >= 0) { 16722c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn if (f.mTargetIndex < mActive.size()) { 16732c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn f.mTarget = mActive.get(f.mTargetIndex); 1674cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1675cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Log.w(TAG, "Re-attaching retained fragment " + f 16762c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn + " target no longer exists: " + f.mTargetIndex); 1677cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mTarget = null; 1678cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1679cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1680cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1681cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1682cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1683cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Build the list of currently added fragments. 1684cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fms.mAdded != null) { 1685cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAdded = new ArrayList<Fragment>(fms.mAdded.length); 1686cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<fms.mAdded.length; i++) { 1687cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(fms.mAdded[i]); 1688cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f == null) { 1689cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException( 1690cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn "No instantiated fragment for index #" + fms.mAdded[i]); 1691cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1692cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mAdded = true; 1693cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mImmediateActivity = mActivity; 1694cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: making added #" + i + ": " + f); 1695cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAdded.add(f); 1696cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1697cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1698cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAdded = null; 1699cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1700cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1701cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Build the back stack. 1702cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fms.mBackStack != null) { 1703cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack = new ArrayList<BackStackRecord>(fms.mBackStack.length); 1704cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<fms.mBackStack.length; i++) { 1705cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackRecord bse = fms.mBackStack[i].instantiate(this); 1706cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: adding bse #" + i 1707cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " (index " + bse.mIndex + "): " + bse); 1708cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack.add(bse); 1709cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (bse.mIndex >= 0) { 1710cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn setBackStackIndex(bse.mIndex, bse); 1711cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1712cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1713cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1714cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack = null; 1715cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1716cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1717cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1718cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void attachActivity(FragmentActivity activity) { 1719cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity != null) throw new IllegalStateException(); 1720cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity = activity; 1721cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1722cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1723cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void noteStateNotSaved() { 1724cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateSaved = false; 1725cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1726cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1727cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchCreate() { 1728cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateSaved = false; 1729cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.CREATED, false); 1730cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1731cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1732cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchActivityCreated() { 1733cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateSaved = false; 1734cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.ACTIVITY_CREATED, false); 1735cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1736cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1737cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchStart() { 1738cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateSaved = false; 1739cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.STARTED, false); 1740cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1741cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1742cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchResume() { 1743cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateSaved = false; 1744cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.RESUMED, false); 1745cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1746cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1747cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchPause() { 1748cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.STARTED, false); 1749cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1750cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1751cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchStop() { 1752681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // See saveAllState() for the explanation of this. We do this for 1753681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // all platform versions, to keep our behavior more consistent between 1754681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // them. 1755681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn mStateSaved = true; 1756681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn 1757e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn moveToState(Fragment.STOPPED, false); 1758cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1759cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1760681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn public void dispatchReallyStop(boolean retaining) { 1761681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn if (mActive != null) { 1762681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1763681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn Fragment f = mAdded.get(i); 1764681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn if (f != null) { 1765681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn f.performReallyStop(retaining); 1766681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn } 1767681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn } 1768681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn } 1769681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn } 1770681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn 1771cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchDestroy() { 1772cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mDestroyed = true; 1773cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.INITIALIZING, false); 1774cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity = null; 1775cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1776cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1777cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchConfigurationChanged(Configuration newConfig) { 1778cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1779cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1780cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1781cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null) { 1782cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onConfigurationChanged(newConfig); 1783cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1784cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1785cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1786cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1787cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1788cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchLowMemory() { 1789cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1790cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1791cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1792cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null) { 1793cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onLowMemory(); 1794cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1795cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1796cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1797cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1798cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1799cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean dispatchCreateOptionsMenu(Menu menu, MenuInflater inflater) { 1800cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean show = false; 1801cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> newMenus = null; 1802cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1803cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1804cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1805cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && !f.mHidden && f.mHasMenu) { 1806cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn show = true; 1807cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onCreateOptionsMenu(menu, inflater); 1808cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newMenus == null) { 1809cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn newMenus = new ArrayList<Fragment>(); 1810cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1811cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn newMenus.add(f); 1812cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1813cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1814cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1815cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1816cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mCreatedMenus != null) { 1817cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mCreatedMenus.size(); i++) { 1818cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mCreatedMenus.get(i); 1819cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newMenus == null || !newMenus.contains(f)) { 1820cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onDestroyOptionsMenu(); 1821cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1822cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1823cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1824cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1825cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCreatedMenus = newMenus; 1826cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1827cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return show; 1828cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1829cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1830cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean dispatchPrepareOptionsMenu(Menu menu) { 1831cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean show = false; 1832cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1833cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1834cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1835cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && !f.mHidden && f.mHasMenu) { 1836cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn show = true; 1837cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onPrepareOptionsMenu(menu); 1838cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1839cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1840cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1841cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return show; 1842cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1843cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1844cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean dispatchOptionsItemSelected(MenuItem item) { 1845cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1846cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1847cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1848cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && !f.mHidden && f.mHasMenu) { 1849cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.onOptionsItemSelected(item)) { 1850cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return true; 1851cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1852cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1853cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1854cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1855cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1856cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1857cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1858cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean dispatchContextItemSelected(MenuItem item) { 1859cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1860cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1861cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1862cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && !f.mHidden) { 1863cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.onContextItemSelected(item)) { 1864cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return true; 1865cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1866cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1867cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1868cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1869cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1870cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1871cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1872cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchOptionsMenuClosed(Menu menu) { 1873cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1874cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1875cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1876cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && !f.mHidden && f.mHasMenu) { 1877cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onOptionsMenuClosed(menu); 1878cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1879cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1880cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1881cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1882cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1883cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static int reverseTransit(int transit) { 1884cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int rev = 0; 1885cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn switch (transit) { 1886cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_OPEN: 1887cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn rev = FragmentTransaction.TRANSIT_FRAGMENT_CLOSE; 1888cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1889cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_CLOSE: 1890cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn rev = FragmentTransaction.TRANSIT_FRAGMENT_OPEN; 1891cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1892cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_FADE: 1893cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn rev = FragmentTransaction.TRANSIT_FRAGMENT_FADE; 1894cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1895cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1896cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return rev; 1897cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1898cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1899cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 19009277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_OPEN_ENTER = 1; 19019277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_OPEN_EXIT = 2; 19029277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_CLOSE_ENTER = 3; 19039277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_CLOSE_EXIT = 4; 19049277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_FADE_ENTER = 5; 19059277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_FADE_EXIT = 6; 19069277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 1907cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static int transitToStyleIndex(int transit, boolean enter) { 1908cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int animAttr = -1; 1909cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn switch (transit) { 1910cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_OPEN: 19119277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn animAttr = enter ? ANIM_STYLE_OPEN_ENTER : ANIM_STYLE_OPEN_EXIT; 1912cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1913cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_CLOSE: 19149277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn animAttr = enter ? ANIM_STYLE_CLOSE_ENTER : ANIM_STYLE_CLOSE_EXIT; 1915cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1916cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_FADE: 19179277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn animAttr = enter ? ANIM_STYLE_FADE_ENTER : ANIM_STYLE_FADE_EXIT; 1918cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1919cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1920cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return animAttr; 1921cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1922cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 1923