FragmentManager.java revision 218c1e661578e2a17928f7dbb590b43d1c79aeb7
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 /** 802a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * Get the name that was supplied to 812a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * {@link FragmentTransaction#addToBackStack(String) 822a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * FragmentTransaction.addToBackStack(String)} when creating this entry. 832a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn */ 842a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn public String getName(); 852a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 862a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn /** 87cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the full bread crumb title resource identifier for the entry, 88cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * or 0 if it does not have one. 89cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 90cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int getBreadCrumbTitleRes(); 91cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 92cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 93cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the short bread crumb title resource identifier for the entry, 94cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * or 0 if it does not have one. 95cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 96cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int getBreadCrumbShortTitleRes(); 97cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 98cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 99cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the full bread crumb title for the entry, or null if it 100cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * does not have one. 101cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 102cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public CharSequence getBreadCrumbTitle(); 103cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 104cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 105cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the short bread crumb title for the entry, or null if it 106cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * does not have one. 107cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 108cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public CharSequence getBreadCrumbShortTitle(); 109cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 110cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 111cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 112cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Interface to watch for changes to the back stack. 113cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 114cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public interface OnBackStackChangedListener { 115cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 116cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called whenever the contents of the back stack change. 117cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 118cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onBackStackChanged(); 119cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 120cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 121cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 122cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Start a series of edit operations on the Fragments associated with 123cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * this FragmentManager. 124cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 125cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Note: A fragment transaction can only be created/committed prior 126cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to an activity saving its state. If you try to commit a transaction 127cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * after {@link FragmentActivity#onSaveInstanceState FragmentActivity.onSaveInstanceState()} 128cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * (and prior to a following {@link FragmentActivity#onStart FragmentActivity.onStart} 129cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * or {@link FragmentActivity#onResume FragmentActivity.onResume()}, you will get an error. 130cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is because the framework takes care of saving your current fragments 131cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * in the state, and if changes are made after the state is saved then they 132cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will be lost.</p> 133cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 134cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract FragmentTransaction beginTransaction(); 135cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 136cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** @hide -- remove once prebuilts are in. */ 137cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Deprecated 138cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentTransaction openTransaction() { 139cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return beginTransaction(); 140cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 141cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 142cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 143cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * After a {@link FragmentTransaction} is committed with 144cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link FragmentTransaction#commit FragmentTransaction.commit()}, it 145cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is scheduled to be executed asynchronously on the process's main thread. 146cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * If you want to immediately executing any such pending operations, you 147cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can call this function (only from the main thread) to do so. Note that 148cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * all callbacks and other related behavior will be done from within this 149cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * call, so be careful about where this is called from. 150cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 151cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns true if there were any pending transactions to be 152cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * executed. 153cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 154cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract boolean executePendingTransactions(); 155cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 156cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 157cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Finds a fragment that was identified by the given id either when inflated 158cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * from XML or as the container ID when added in a transaction. This first 159cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * searches through fragments that are currently added to the manager's 160cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * activity; if no such fragment is found, then all fragments currently 161cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on the back stack associated with this ID are searched. 162cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return The fragment if found or null otherwise. 163cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 164cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract Fragment findFragmentById(int id); 165cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 166cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 167cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Finds a fragment that was identified by the given tag either when inflated 168cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * from XML or as supplied when added in a transaction. This first 169cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * searches through fragments that are currently added to the manager's 170cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * activity; if no such fragment is found, then all fragments currently 171cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on the back stack are searched. 172cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return The fragment if found or null otherwise. 173cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 174cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract Fragment findFragmentByTag(String tag); 175cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 176cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 177cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Flag for {@link #popBackStack(String, int)} 178cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * and {@link #popBackStack(int, int)}: If set, and the name or ID of 179cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a back stack entry has been supplied, then all matching entries will 180cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be consumed until one that doesn't match is found or the bottom of 181cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the stack is reached. Otherwise, all entries up to but not including that entry 182cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will be removed. 183cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 184cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static final int POP_BACK_STACK_INCLUSIVE = 1<<0; 185cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 186cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 187cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Pop the top state off the back stack. Returns true if there was one 188cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to pop, else false. This function is asynchronous -- it enqueues the 189cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * request to pop, but the action will not be performed until the application 190cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * returns to its event loop. 191cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 192cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void popBackStack(); 193cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 194cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 195cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Like {@link #popBackStack()}, but performs the operation immediately 196cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 197cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * afterwards. 198cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns true if there was something popped, else false. 199cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 200cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract boolean popBackStackImmediate(); 201cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 202cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 203cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Pop the last fragment transition from the manager's fragment 204cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * back stack. If there is nothing to pop, false is returned. 205cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This function is asynchronous -- it enqueues the 206cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * request to pop, but the action will not be performed until the application 207cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * returns to its event loop. 208cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 209cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param name If non-null, this is the name of a previous back state 210cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to look for; if found, all states up to that state will be popped. The 211cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #POP_BACK_STACK_INCLUSIVE} flag can be used to control whether 212cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the named state itself is popped. If null, only the top state is popped. 213cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param flags Either 0 or {@link #POP_BACK_STACK_INCLUSIVE}. 214cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 215cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void popBackStack(String name, int flags); 216cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 217cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 218cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Like {@link #popBackStack(String, int)}, but performs the operation immediately 219cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 220cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * afterwards. 221cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns true if there was something popped, else false. 222cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 223cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract boolean popBackStackImmediate(String name, int flags); 224cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 225cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 226cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Pop all back stack states up to the one with the given identifier. 227cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This function is asynchronous -- it enqueues the 228cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * request to pop, but the action will not be performed until the application 229cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * returns to its event loop. 230cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 231cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param id Identifier of the stated to be popped. If no identifier exists, 232cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * false is returned. 233cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * The identifier is the number returned by 234cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link FragmentTransaction#commit() FragmentTransaction.commit()}. The 235cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #POP_BACK_STACK_INCLUSIVE} flag can be used to control whether 236cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the named state itself is popped. 237cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param flags Either 0 or {@link #POP_BACK_STACK_INCLUSIVE}. 238cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 239cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void popBackStack(int id, int flags); 240cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 241cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 242cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Like {@link #popBackStack(int, int)}, but performs the operation immediately 243cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 244cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * afterwards. 245cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns true if there was something popped, else false. 246cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 247cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract boolean popBackStackImmediate(int id, int flags); 248cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 249cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 250cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the number of entries currently in the back stack. 251cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 252cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract int getBackStackEntryCount(); 253cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 254cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 255cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the BackStackEntry at index <var>index</var> in the back stack; 256cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * entries start index 0 being the bottom of the stack. 257cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 258cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract BackStackEntry getBackStackEntryAt(int index); 259cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 260cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 261cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Add a new listener for changes to the fragment back stack. 262cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 263cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void addOnBackStackChangedListener(OnBackStackChangedListener listener); 264cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 265cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 266cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Remove a listener that was previously added with 267cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #addOnBackStackChangedListener(OnBackStackChangedListener)}. 268cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 269cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void removeOnBackStackChangedListener(OnBackStackChangedListener listener); 270cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 271cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 272cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Put a reference to a fragment in a Bundle. This Bundle can be 273cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * persisted as saved state, and when later restoring 274cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #getFragment(Bundle, String)} will return the current 275cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * instance of the same fragment. 276cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 277cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param bundle The bundle in which to put the fragment reference. 278cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param key The name of the entry in the bundle. 279cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fragment The Fragment whose reference is to be stored. 280cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 281cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void putFragment(Bundle bundle, String key, Fragment fragment); 282cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 283cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 284cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Retrieve the current Fragment instance for a reference previously 285cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * placed with {@link #putFragment(Bundle, String, Fragment)}. 286cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 287cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param bundle The bundle from which to retrieve the fragment reference. 288cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param key The name of the entry in the bundle. 289cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns the current Fragment instance that is associated with 290cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the given reference. 291cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 292cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract Fragment getFragment(Bundle bundle, String key); 293cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 294cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 2955c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * Save the current instance state of the given Fragment. This can be 2965c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * used later when creating a new instance of the Fragment and adding 2975c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * it to the fragment manager, to have it create itself to match the 2985c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * current state returned here. Note that there are limits on how 2995c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * this can be used: 3005c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * 3015c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * <ul> 3025c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * <li>The Fragment must currently be attached to the FragmentManager. 3035c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * <li>A new Fragment created using this saved state must be the same class 3045c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * type as the Fragment it was created from. 3055c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * <li>The saved state can not contain dependencies on other fragments -- 3065c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * that is it can't use {@link #putFragment(Bundle, String, Fragment)} to 3075c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * store a fragment reference because that reference may not be valid when 3085c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * this saved state is later used. Likewise the Fragment's target and 3095c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * result code are not included in this state. 3105c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * </ul> 3115c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * 3125c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * @param f The Fragment whose state is to be saved. 3135c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * @return The generated state. This will be null if there was no 3145c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * interesting state created by the fragment. 3155c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn */ 3165c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public abstract Fragment.SavedState saveFragmentInstanceState(Fragment f); 3175c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3185c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn /** 319cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Print the FragmentManager's state into the given stream. 320cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 321cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param prefix Text to print at the front of each line. 322cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fd The raw file descriptor that the dump is being sent to. 323cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param writer A PrintWriter to which the dump is to be set. 324cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param args Additional arguments to the dump request. 325cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 326cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args); 327cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 328cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 329cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Control whether the framework's internal fragment manager debugging 330cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * logs are turned on. If enabled, you will see output in logcat as 331cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the framework performs fragment operations. 332cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 333cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static void enableDebugLogging(boolean enabled) { 334cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.DEBUG = enabled; 335cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 336cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 337cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 338cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornfinal class FragmentManagerState implements Parcelable { 339cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentState[] mActive; 340cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int[] mAdded; 341cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackState[] mBackStack; 342cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 343cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentManagerState() { 344cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 345cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 346cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentManagerState(Parcel in) { 347cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive = in.createTypedArray(FragmentState.CREATOR); 348cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAdded = in.createIntArray(); 349cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack = in.createTypedArray(BackStackState.CREATOR); 350cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 351cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 352cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int describeContents() { 353cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return 0; 354cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 355cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 356cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void writeToParcel(Parcel dest, int flags) { 357cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeTypedArray(mActive, flags); 358cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeIntArray(mAdded); 359cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeTypedArray(mBackStack, flags); 360cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 361cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 362cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static final Parcelable.Creator<FragmentManagerState> CREATOR 363cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn = new Parcelable.Creator<FragmentManagerState>() { 364cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentManagerState createFromParcel(Parcel in) { 365cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new FragmentManagerState(in); 366cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 367cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 368cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentManagerState[] newArray(int size) { 369cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new FragmentManagerState[size]; 370cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 371cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }; 372cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 373cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 374cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn/** 375cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Container for fragments associated with an activity. 376cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 377cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornfinal class FragmentManagerImpl extends FragmentManager { 378cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static boolean DEBUG = false; 379cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final String TAG = "FragmentManager"; 380cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 381681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn static final boolean HONEYCOMB = android.os.Build.VERSION.SDK_INT >= 11; 382681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn 383cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final String TARGET_REQUEST_CODE_STATE_TAG = "android:target_req_state"; 384cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final String TARGET_STATE_TAG = "android:target_state"; 385cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final String VIEW_STATE_TAG = "android:view_state"; 386cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 387cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Runnable> mPendingActions; 388cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Runnable[] mTmpActions; 389cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mExecutingActions; 390cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 391cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> mActive; 392cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> mAdded; 393cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Integer> mAvailIndices; 394cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<BackStackRecord> mBackStack; 395cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> mCreatedMenus; 396cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 397cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Must be accessed while locked. 398cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<BackStackRecord> mBackStackIndices; 399cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Integer> mAvailBackStackIndices; 400cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 401cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<OnBackStackChangedListener> mBackStackChangeListeners; 402cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 403cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mCurState = Fragment.INITIALIZING; 404cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentActivity mActivity; 405cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 406cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mNeedMenuInvalidate; 407cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mStateSaved; 408cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mDestroyed; 409cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String mNoTransactionsBecause; 410cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 411cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Temporary vars for state save and restore. 412cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mStateBundle = null; 413cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn SparseArray<Parcelable> mStateArray = null; 414cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 415cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Runnable mExecCommit = new Runnable() { 416cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 417cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void run() { 418cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn execPendingActions(); 419cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 420cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }; 421cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 422cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 423cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentTransaction beginTransaction() { 424cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new BackStackRecord(this); 425cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 426cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 427cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 428cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean executePendingTransactions() { 429cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return execPendingActions(); 430cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 431cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 432cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 433cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void popBackStack() { 434cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn enqueueAction(new Runnable() { 435cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override public void run() { 436cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn popBackStackState(mActivity.mHandler, null, -1, 0); 437cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 438cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }, false); 439cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 440cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 441cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 442cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean popBackStackImmediate() { 443cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn checkStateLoss(); 444cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn executePendingTransactions(); 445cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return popBackStackState(mActivity.mHandler, null, -1, 0); 446cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 447cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 448cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 449cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void popBackStack(final String name, final int flags) { 450cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn enqueueAction(new Runnable() { 451cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override public void run() { 452cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn popBackStackState(mActivity.mHandler, name, -1, flags); 453cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 454cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }, false); 455cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 456cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 457cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 458cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean popBackStackImmediate(String name, int flags) { 459cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn checkStateLoss(); 460cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn executePendingTransactions(); 461cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return popBackStackState(mActivity.mHandler, name, -1, flags); 462cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 463cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 464cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 465cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void popBackStack(final int id, final int flags) { 466cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (id < 0) { 467cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalArgumentException("Bad id: " + id); 468cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 469cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn enqueueAction(new Runnable() { 470cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override public void run() { 471cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn popBackStackState(mActivity.mHandler, null, id, flags); 472cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 473cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }, false); 474cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 475cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 476cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 477cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean popBackStackImmediate(int id, int flags) { 478cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn checkStateLoss(); 479cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn executePendingTransactions(); 480cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (id < 0) { 481cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalArgumentException("Bad id: " + id); 482cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 483cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return popBackStackState(mActivity.mHandler, null, id, flags); 484cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 485cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 486cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 487cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int getBackStackEntryCount() { 488cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mBackStack != null ? mBackStack.size() : 0; 489cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 490cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 491cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 492cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public BackStackEntry getBackStackEntryAt(int index) { 493cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mBackStack.get(index); 494cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 495cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 496cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 497cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void addOnBackStackChangedListener(OnBackStackChangedListener listener) { 498cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackChangeListeners == null) { 499cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackChangeListeners = new ArrayList<OnBackStackChangedListener>(); 500cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 501cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackChangeListeners.add(listener); 502cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 503cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 504cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 505cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void removeOnBackStackChangedListener(OnBackStackChangedListener listener) { 506cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackChangeListeners != null) { 507cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackChangeListeners.remove(listener); 508cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 509cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 510cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 511cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 512cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void putFragment(Bundle bundle, String key, Fragment fragment) { 513cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mIndex < 0) { 514cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + fragment 515cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " is not currently in the FragmentManager"); 516cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 517cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn bundle.putInt(key, fragment.mIndex); 518cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 519cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 520cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 521cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment getFragment(Bundle bundle, String key) { 522cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int index = bundle.getInt(key, -1); 523cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (index == -1) { 524cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 525cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 526cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (index >= mActive.size()) { 527cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragement no longer exists for key " 528cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + key + ": index " + index); 529cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 530cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(index); 531cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f == null) { 532cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragement no longer exists for key " 533cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + key + ": index " + index); 534cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 535cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 536cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 537cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 538cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 5395c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public Fragment.SavedState saveFragmentInstanceState(Fragment fragment) { 5405c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (fragment.mIndex < 0) { 5415c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn throw new IllegalStateException("Fragment " + fragment 5425c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn + " is not currently in the FragmentManager"); 5435c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 5445c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (fragment.mState > Fragment.INITIALIZING) { 5455c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn Bundle result = saveFragmentBasicState(fragment); 5465c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return result != null ? new Fragment.SavedState(result) : null; 5475c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 5485c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return null; 5495c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 5505c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 5515c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn @Override 552cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public String toString() { 553cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn StringBuilder sb = new StringBuilder(128); 554cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append("FragmentManager{"); 555cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(Integer.toHexString(System.identityHashCode(this))); 556cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(" in "); 557cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn DebugUtils.buildShortClassTag(mActivity, sb); 558cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append("}}"); 559cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return sb.toString(); 560cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 561cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 562cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 563cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 564cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String innerPrefix = prefix + " "; 565cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 566cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int N; 567cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 568cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mActive.size(); 569cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 570cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("Active Fragments in "); 571cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(Integer.toHexString(System.identityHashCode(this))); 572cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(":"); 573cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 574cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 575cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 576cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(f); 577cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null) { 578cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.dump(innerPrefix, fd, writer, args); 579cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 580cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 581cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 582cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 583cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 584cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAdded != null) { 585cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mAdded.size(); 586cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 587cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Added Fragments:"); 588cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 589cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 590cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 591cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(f.toString()); 592cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 593cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 594cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 595cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 596cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mCreatedMenus != null) { 597cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mCreatedMenus.size(); 598cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 599cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Fragments Created Menus:"); 600cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 601cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mCreatedMenus.get(i); 602cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 603cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(f.toString()); 604cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 605cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 606cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 607cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 608cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStack != null) { 609cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mBackStack.size(); 610cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 611cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Back Stack:"); 612cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 613cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackRecord bs = mBackStack.get(i); 614cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 615cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(bs.toString()); 616cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn bs.dump(innerPrefix, fd, writer, args); 617cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 618cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 619cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 620cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 621cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 622cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackIndices != null) { 623cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mBackStackIndices.size(); 624cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 625cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Back Stack Indices:"); 626cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 627cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackRecord bs = mBackStackIndices.get(i); 628cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 629cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(bs); 630cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 631cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 632cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 633cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 634cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailBackStackIndices != null && mAvailBackStackIndices.size() > 0) { 635cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mAvailBackStackIndices: "); 636cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(Arrays.toString(mAvailBackStackIndices.toArray())); 637cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 638cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 639cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 640cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mPendingActions != null) { 641cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mPendingActions.size(); 642cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 643cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Pending Actions:"); 644cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 645cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Runnable r = mPendingActions.get(i); 646cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 647cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(r); 648cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 649cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 650cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 651cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 652cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("FragmentManager misc state:"); 653cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" mCurState="); writer.print(mCurState); 654cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mStateSaved="); writer.print(mStateSaved); 655cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mDestroyed="); writer.println(mDestroyed); 656cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mNeedMenuInvalidate) { 657cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" mNeedMenuInvalidate="); 658cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mNeedMenuInvalidate); 659cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 660cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mNoTransactionsBecause != null) { 661cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" mNoTransactionsBecause="); 662cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mNoTransactionsBecause); 663cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 664cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailIndices != null && mAvailIndices.size() > 0) { 665cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" mAvailIndices: "); 666cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(Arrays.toString(mAvailIndices.toArray())); 667cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 668cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 669cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 6709277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static final Interpolator DECELERATE_QUINT = new DecelerateInterpolator(2.5f); 6719277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static final Interpolator DECELERATE_CUBIC = new DecelerateInterpolator(1.5f); 6729277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static final Interpolator ACCELERATE_QUINT = new AccelerateInterpolator(2.5f); 6739277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static final Interpolator ACCELERATE_CUBIC = new AccelerateInterpolator(1.5f); 6749277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 6759277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static final int ANIM_DUR = 220; 6769277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 6779277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static Animation makeOpenCloseAnimation(Context context, float startScale, 6789277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn float endScale, float startAlpha, float endAlpha) { 6799277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn AnimationSet set = new AnimationSet(false); 6809277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn ScaleAnimation scale = new ScaleAnimation(startScale, endScale, startScale, endScale, 6819277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation.RELATIVE_TO_SELF, .5f, Animation.RELATIVE_TO_SELF, .5f); 6829277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn scale.setInterpolator(DECELERATE_QUINT); 6839277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn scale.setDuration(ANIM_DUR); 6849277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn set.addAnimation(scale); 6859277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn AlphaAnimation alpha = new AlphaAnimation(startAlpha, endAlpha); 6869277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn alpha.setInterpolator(DECELERATE_CUBIC); 6879277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn alpha.setDuration(ANIM_DUR); 6889277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn set.addAnimation(alpha); 6899277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return set; 6909277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn } 6919277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 6929277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static Animation makeFadeAnimation(Context context, float start, float end) { 6939277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn AlphaAnimation anim = new AlphaAnimation(start, end); 6949277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn anim.setInterpolator(DECELERATE_CUBIC); 6959277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn anim.setDuration(ANIM_DUR); 6969277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return anim; 6979277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn } 6989277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 6999277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation loadAnimation(Fragment fragment, int transit, boolean enter, 700cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int transitionStyle) { 7019277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation animObj = fragment.onCreateAnimation(transit, enter, 702cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mNextAnim); 703cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (animObj != null) { 704cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return animObj; 705cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 706cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 707cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mNextAnim != 0) { 708cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Animation anim = AnimationUtils.loadAnimation(mActivity, fragment.mNextAnim); 709cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (anim != null) { 710cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return anim; 711cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 712cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 713cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 714cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (transit == 0) { 715cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 716cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 717cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 718cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int styleIndex = transitToStyleIndex(transit, enter); 719cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (styleIndex < 0) { 720cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 721cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 722cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 7239277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn switch (styleIndex) { 7249277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_OPEN_ENTER: 7259277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeOpenCloseAnimation(mActivity, 1.125f, 1.0f, 0, 1); 7269277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_OPEN_EXIT: 7279277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeOpenCloseAnimation(mActivity, 1.0f, .975f, 1, 0); 7289277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_CLOSE_ENTER: 7299277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeOpenCloseAnimation(mActivity, .975f, 1.0f, 0, 1); 7309277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_CLOSE_EXIT: 7319277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeOpenCloseAnimation(mActivity, 1.0f, 1.075f, 1, 0); 7329277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_FADE_ENTER: 7339277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeFadeAnimation(mActivity, 0, 1); 7349277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_FADE_EXIT: 7359277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeFadeAnimation(mActivity, 1, 0); 7369277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn } 7379277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 738cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (transitionStyle == 0 && mActivity.getWindow() != null) { 739cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn transitionStyle = mActivity.getWindow().getAttributes().windowAnimations; 740cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 741cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (transitionStyle == 0) { 742cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 743cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 744cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 745cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //TypedArray attrs = mActivity.obtainStyledAttributes(transitionStyle, 746cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // com.android.internal.R.styleable.FragmentAnimation); 747cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //int anim = attrs.getResourceId(styleIndex, 0); 748cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //attrs.recycle(); 749cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 750cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //if (anim == 0) { 751cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // return null; 752cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //} 753cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 754cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //return AnimatorInflater.loadAnimator(mActivity, anim); 755cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 756cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 757cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 758cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void moveToState(Fragment f, int newState, int transit, int transitionStyle) { 759cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Fragments that are not currently added will sit in the onCreate() state. 760cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mAdded && newState > Fragment.CREATED) { 761cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn newState = Fragment.CREATED; 762cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 7632c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn if (f.mRemoving && newState > f.mState) { 7642c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn // While removing a fragment, we can't change it to a higher state. 7652c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn newState = f.mState; 7662c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn } 767cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 768cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mState < newState) { 7699277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn // For fragments that are created from a layout, when restoring from 7709277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn // state we don't want to allow them to be created until they are 7719277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn // being reloaded from the layout. 7729277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn if (f.mFromLayout && !f.mInLayout) { 7739277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return; 7749277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn } 775cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mAnimatingAway != null) { 776cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The fragment is currently being animated... but! Now we 777cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // want to move our state back up. Give up on waiting for the 778cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // animation, move to whatever the final state should be once 779cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // the animation is done, and then we can proceed from there. 780cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mAnimatingAway = null; 781cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(f, f.mStateAfterAnimating, 0, 0); 782cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 783cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn switch (f.mState) { 784cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.INITIALIZING: 785cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto CREATED: " + f); 786cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mSavedFragmentState != null) { 787cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mSavedViewState = f.mSavedFragmentState.getSparseParcelableArray( 788cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG); 789cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mTarget = getFragment(f.mSavedFragmentState, 790cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.TARGET_STATE_TAG); 791cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mTarget != null) { 792cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mTargetRequestCode = f.mSavedFragmentState.getInt( 793cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.TARGET_REQUEST_CODE_STATE_TAG, 0); 794cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 795cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 796cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mActivity = mActivity; 797cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mFragmentManager = mActivity.mFragments; 798cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 799cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onAttach(mActivity); 800cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 801cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 802cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onAttach()"); 803cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 804cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.onAttachFragment(f); 805cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 806cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mRetaining) { 807cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 808cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onCreate(f.mSavedFragmentState); 809cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 810cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 811cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onCreate()"); 812cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 813cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 814cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mRetaining = false; 815cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mFromLayout) { 816cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // For fragments that are part of the content view 817cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // layout, we need to instantiate the view immediately 818cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // and the inflater will take care of adding it. 819cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mView = f.onCreateView(f.getLayoutInflater(f.mSavedFragmentState), 820cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn null, f.mSavedFragmentState); 821cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mView != null) { 822cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView = f.mView; 823cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mView = NoSaveStateFrameLayout.wrap(f.mView); 824715a71e5f73cbc33f307cbd3625db8f889a05c1aDianne Hackborn if (f.mHidden) f.mView.setVisibility(View.GONE); 825e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn f.onViewCreated(f.mView, f.mSavedFragmentState); 826cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 827cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView = null; 828cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 829cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 830cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.CREATED: 831cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState > Fragment.CREATED) { 832e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (DEBUG) Log.v(TAG, "moveto ACTIVITY_CREATED: " + f); 833cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mFromLayout) { 834cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ViewGroup container = null; 835cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mContainerId != 0) { 836cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn container = (ViewGroup)mActivity.findViewById(f.mContainerId); 837cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (container == null && !f.mRestored) { 838cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalArgumentException("No view found for id 0x" 839cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + Integer.toHexString(f.mContainerId) 840cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " for fragment " + f); 841cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 842cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 843cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mContainer = container; 844cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mView = f.onCreateView(f.getLayoutInflater(f.mSavedFragmentState), 845cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn container, f.mSavedFragmentState); 846cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mView != null) { 847cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView = f.mView; 848cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mView = NoSaveStateFrameLayout.wrap(f.mView); 849cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (container != null) { 8509277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation anim = loadAnimation(f, transit, true, 851cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn transitionStyle); 852cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (anim != null) { 853cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mView.startAnimation(anim); 854cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 855cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn container.addView(f.mView); 856cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 857715a71e5f73cbc33f307cbd3625db8f889a05c1aDianne Hackborn if (f.mHidden) f.mView.setVisibility(View.GONE); 858e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn f.onViewCreated(f.mView, f.mSavedFragmentState); 859cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 860cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView = null; 861cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 862cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 863cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 864cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 865cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onActivityCreated(f.mSavedFragmentState); 866cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 867cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 868cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onActivityCreated()"); 869cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 870e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (f.mView != null) { 871e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn f.restoreViewState(); 872e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 873cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mSavedFragmentState = null; 874cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 875cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.ACTIVITY_CREATED: 876e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn case Fragment.STOPPED: 877e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (newState > Fragment.STOPPED) { 878cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto STARTED: " + f); 879cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 8809c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn f.performStart(); 881cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 882cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 883cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onStart()"); 884cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 885cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 886cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.STARTED: 887cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState > Fragment.STARTED) { 888cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto RESUMED: " + f); 889cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 890cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mResumed = true; 891cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onResume(); 892cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 893cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 894cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onResume()"); 895cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 8964e6647fe2551985f33407acd712a4942b090207aDianne Hackborn f.mSavedFragmentState = null; 8974e6647fe2551985f33407acd712a4942b090207aDianne Hackborn f.mSavedViewState = null; 898cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 899cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 900cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else if (f.mState > newState) { 901cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn switch (f.mState) { 902cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.RESUMED: 903cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState < Fragment.RESUMED) { 904cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom RESUMED: " + f); 905cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 906cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onPause(); 907cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 908cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 909cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onPause()"); 910cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 911cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mResumed = false; 912cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 913cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.STARTED: 914cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState < Fragment.STARTED) { 915cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom STARTED: " + f); 916cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 917cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.performStop(); 918cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 919cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 920cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onStop()"); 921cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 922cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 923e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn case Fragment.STOPPED: 924218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn if (newState < Fragment.STOPPED) { 925218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom STOPPED: " + f); 926218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn f.performReallyStop(); 927218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn } 928cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.ACTIVITY_CREATED: 929cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState < Fragment.ACTIVITY_CREATED) { 930e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (DEBUG) Log.v(TAG, "movefrom ACTIVITY_CREATED: " + f); 931cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mView != null) { 932cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Need to save the current view state if not 933cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // done already. 934cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mActivity.isFinishing() && f.mSavedViewState == null) { 935cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn saveFragmentViewState(f); 936cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 937cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 938cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 9399c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn f.performDestroyView(); 940cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 941cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 942cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onDestroyView()"); 943cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 944cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mView != null && f.mContainer != null) { 945cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Animation anim = null; 946cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mCurState > Fragment.INITIALIZING && !mDestroyed) { 9479277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn anim = loadAnimation(f, transit, false, 948cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn transitionStyle); 949cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 950cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (anim != null) { 951cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final Fragment fragment = f; 952cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mAnimatingAway = f.mView; 953cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mStateAfterAnimating = newState; 954cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn anim.setAnimationListener(new AnimationListener() { 955cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 956cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onAnimationEnd(Animation animation) { 957cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mAnimatingAway != null) { 958cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mAnimatingAway = null; 959cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(fragment, fragment.mStateAfterAnimating, 960cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 0, 0); 961cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 962cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 963cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 964cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onAnimationRepeat(Animation animation) { 965cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 966cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 967cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onAnimationStart(Animation animation) { 968cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 969cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }); 9709277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn f.mView.startAnimation(anim); 971cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 972cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mContainer.removeView(f.mView); 973cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 974cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mContainer = null; 975cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mView = null; 976cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView = null; 977cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 978cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.CREATED: 979cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState < Fragment.CREATED) { 980cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mDestroyed) { 981cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mAnimatingAway != null) { 982cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The fragment's containing activity is 983cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // being destroyed, but this fragment is 984cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // currently animating away. Stop the 985cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // animation right now -- it is not needed, 986cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // and we can't wait any more on destroying 987cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // the fragment. 988cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View v = f.mAnimatingAway; 989cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mAnimatingAway = null; 990cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn v.clearAnimation(); 991cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 992cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 993cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mAnimatingAway != null) { 994cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // We are waiting for the fragment's view to finish 995cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // animating away. Just make a note of the state 996cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // the fragment now should move to once the animation 997cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // is done. 998cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mStateAfterAnimating = newState; 9992c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn newState = Fragment.CREATED; 1000cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1001cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom CREATED: " + f); 1002cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mRetaining) { 1003cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 1004cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onDestroy(); 1005cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 1006cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 1007cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onDestroy()"); 1008cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1009cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1010cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1011cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 1012cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onDetach(); 1013cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 1014cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 1015cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onDetach()"); 1016cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 10172c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn if (!f.mRetaining) { 10182c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn makeInactive(f); 10192c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn } else { 10202c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn f.mActivity = null; 10212c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn f.mFragmentManager = null; 10222c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn } 1023cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1024cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1025cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1026cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1027cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1028cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mState = newState; 1029cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1030cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1031cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void moveToState(Fragment f) { 1032cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(f, mCurState, 0, 0); 1033cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1034cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1035cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void moveToState(int newState, boolean always) { 1036cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(newState, 0, 0, always); 1037cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1038cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1039cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void moveToState(int newState, int transit, int transitStyle, boolean always) { 1040cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null && newState != Fragment.INITIALIZING) { 1041cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("No activity"); 1042cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1043cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1044cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!always && mCurState == newState) { 1045cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return; 1046cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1047cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1048cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCurState = newState; 1049cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1050cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mActive.size(); i++) { 1051cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1052cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null) { 1053cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(f, newState, transit, transitStyle); 1054cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1055cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1056cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 10572a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (mNeedMenuInvalidate && mActivity != null && mCurState == Fragment.RESUMED) { 1058681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn mActivity.supportInvalidateOptionsMenu(); 1059cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mNeedMenuInvalidate = false; 1060cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1061cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1062cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1063cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1064cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void makeActive(Fragment f) { 1065cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mIndex >= 0) { 1066cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return; 1067cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1068cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1069cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailIndices == null || mAvailIndices.size() <= 0) { 1070cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive == null) { 1071cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive = new ArrayList<Fragment>(); 1072cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1073cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.setIndex(mActive.size()); 1074cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive.add(f); 1075cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1076cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1077cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.setIndex(mAvailIndices.remove(mAvailIndices.size()-1)); 1078cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive.set(f.mIndex, f); 1079cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1080cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1081cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1082cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void makeInactive(Fragment f) { 1083cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mIndex < 0) { 1084cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return; 1085cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1086cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1087cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Freeing fragment index " + f.mIndex); 1088cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive.set(f.mIndex, null); 1089cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailIndices == null) { 1090cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailIndices = new ArrayList<Integer>(); 1091cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1092cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailIndices.add(f.mIndex); 10933137d1472f1de9eac2e9a5dbe5b8d91282b24e66Dianne Hackborn mActivity.invalidateSupportFragmentIndex(f.mIndex); 10949c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn f.initState(); 1095cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1096cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1097cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void addFragment(Fragment fragment, boolean moveToStateNow) { 1098cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAdded == null) { 1099cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAdded = new ArrayList<Fragment>(); 1100cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1101cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "add: " + fragment); 1102e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn makeActive(fragment); 1103e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (!fragment.mDetached) { 1104e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mAdded.add(fragment); 1105e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mAdded = true; 1106e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mRemoving = false; 11072a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (fragment.mHasMenu && fragment.mMenuVisible) { 1108e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mNeedMenuInvalidate = true; 1109e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1110e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (moveToStateNow) { 1111e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn moveToState(fragment); 1112e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1113cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1114cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1115cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1116cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void removeFragment(Fragment fragment, int transition, int transitionStyle) { 1117cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "remove: " + fragment + " nesting=" + fragment.mBackStackNesting); 1118e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn final boolean inactive = !fragment.isInBackStack(); 1119e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (!fragment.mDetached || inactive) { 1120e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mAdded.remove(fragment); 11212a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (fragment.mHasMenu && fragment.mMenuVisible) { 1122e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mNeedMenuInvalidate = true; 1123e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1124e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mAdded = false; 1125e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mRemoving = true; 1126e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn moveToState(fragment, inactive ? Fragment.INITIALIZING : Fragment.CREATED, 1127e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn transition, transitionStyle); 1128cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1129cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1130cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1131cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void hideFragment(Fragment fragment, int transition, int transitionStyle) { 1132cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "hide: " + fragment); 1133cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!fragment.mHidden) { 1134cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mHidden = true; 1135cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mView != null) { 11369277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation anim = loadAnimation(fragment, transition, true, 1137cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn transitionStyle); 1138cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (anim != null) { 1139cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mView.startAnimation(anim); 1140cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1141cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mView.setVisibility(View.GONE); 1142cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 11432a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (fragment.mAdded && fragment.mHasMenu && fragment.mMenuVisible) { 1144cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mNeedMenuInvalidate = true; 1145cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1146cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.onHiddenChanged(true); 1147cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1148cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1149cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1150cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void showFragment(Fragment fragment, int transition, int transitionStyle) { 1151cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "show: " + fragment); 1152cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mHidden) { 1153cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mHidden = false; 1154cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mView != null) { 11559277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation anim = loadAnimation(fragment, transition, true, 1156cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn transitionStyle); 1157cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (anim != null) { 1158cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mView.startAnimation(anim); 1159cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1160cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mView.setVisibility(View.VISIBLE); 1161cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 11622a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (fragment.mAdded && fragment.mHasMenu && fragment.mMenuVisible) { 1163cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mNeedMenuInvalidate = true; 1164cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1165cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.onHiddenChanged(false); 1166cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1167cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1168cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1169e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn public void detachFragment(Fragment fragment, int transition, int transitionStyle) { 1170e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (DEBUG) Log.v(TAG, "detach: " + fragment); 1171e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (!fragment.mDetached) { 1172e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mDetached = true; 1173e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (fragment.mAdded) { 1174e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn // We are not already in back stack, so need to remove the fragment. 1175e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mAdded.remove(fragment); 11762a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (fragment.mHasMenu && fragment.mMenuVisible) { 1177e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mNeedMenuInvalidate = true; 1178e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1179e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mAdded = false; 1180e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn moveToState(fragment, Fragment.CREATED, transition, transitionStyle); 1181e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1182e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1183e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1184e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 1185e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn public void attachFragment(Fragment fragment, int transition, int transitionStyle) { 1186e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (DEBUG) Log.v(TAG, "attach: " + fragment); 1187e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (fragment.mDetached) { 1188e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mDetached = false; 1189e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (!fragment.mAdded) { 1190e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mAdded.add(fragment); 1191e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mAdded = true; 11922a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (fragment.mHasMenu && fragment.mMenuVisible) { 1193e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mNeedMenuInvalidate = true; 1194e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1195e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn moveToState(fragment, mCurState, transition, transitionStyle); 1196e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1197e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1198e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1199e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 1200cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment findFragmentById(int id) { 1201cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1202cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // First look through added fragments. 1203cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mAdded.size()-1; i>=0; i--) { 1204cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1205cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && f.mFragmentId == id) { 1206cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 1207cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1208cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1209cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Now for any known fragment. 1210cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 1211cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1212cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && f.mFragmentId == id) { 1213cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 1214cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1215cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1216cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1217cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1218cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1219cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1220cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment findFragmentByTag(String tag) { 1221cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null && tag != null) { 1222cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // First look through added fragments. 1223cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mAdded.size()-1; i>=0; i--) { 1224cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1225cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && tag.equals(f.mTag)) { 1226cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 1227cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1228cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1229cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Now for any known fragment. 1230cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 1231cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1232cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && tag.equals(f.mTag)) { 1233cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 1234cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1235cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1236cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1237cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1238cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1239cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1240cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment findFragmentByWho(String who) { 1241cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null && who != null) { 1242cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 1243cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1244cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && who.equals(f.mWho)) { 1245cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 1246cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1247cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1248cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1249cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1250cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1251cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1252cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn private void checkStateLoss() { 1253cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mStateSaved) { 1254cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException( 1255cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn "Can not perform this action after onSaveInstanceState"); 1256cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1257cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mNoTransactionsBecause != null) { 1258cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException( 1259cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn "Can not perform this action inside of " + mNoTransactionsBecause); 1260cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1261cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1262cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1263cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void enqueueAction(Runnable action, boolean allowStateLoss) { 1264cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!allowStateLoss) { 1265cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn checkStateLoss(); 1266cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1267cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 1268cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null) { 1269cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Activity has been destroyed"); 1270cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1271cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mPendingActions == null) { 1272cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mPendingActions = new ArrayList<Runnable>(); 1273cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1274cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mPendingActions.add(action); 1275cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mPendingActions.size() == 1) { 1276cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.mHandler.removeCallbacks(mExecCommit); 1277cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.mHandler.post(mExecCommit); 1278cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1279cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1280cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1281cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1282cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int allocBackStackIndex(BackStackRecord bse) { 1283cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 1284cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailBackStackIndices == null || mAvailBackStackIndices.size() <= 0) { 1285cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackIndices == null) { 1286cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices = new ArrayList<BackStackRecord>(); 1287cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1288cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int index = mBackStackIndices.size(); 1289cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Setting back stack index " + index + " to " + bse); 1290cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.add(bse); 1291cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return index; 1292cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1293cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1294cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int index = mAvailBackStackIndices.remove(mAvailBackStackIndices.size()-1); 1295cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding back stack index " + index + " with " + bse); 1296cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.set(index, bse); 1297cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return index; 1298cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1299cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1300cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1301cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1302cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setBackStackIndex(int index, BackStackRecord bse) { 1303cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 1304cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackIndices == null) { 1305cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices = new ArrayList<BackStackRecord>(); 1306cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1307cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int N = mBackStackIndices.size(); 1308cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (index < N) { 1309cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Setting back stack index " + index + " to " + bse); 1310cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.set(index, bse); 1311cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1312cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn while (N < index) { 1313cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.add(null); 1314cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailBackStackIndices == null) { 1315cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailBackStackIndices = new ArrayList<Integer>(); 1316cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1317cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding available back stack index " + N); 1318cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailBackStackIndices.add(N); 1319cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N++; 1320cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1321cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding back stack index " + index + " with " + bse); 1322cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.add(bse); 1323cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1324cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1325cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1326cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1327cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void freeBackStackIndex(int index) { 1328cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 1329cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.set(index, null); 1330cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailBackStackIndices == null) { 1331cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailBackStackIndices = new ArrayList<Integer>(); 1332cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1333cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Freeing back stack index " + index); 1334cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailBackStackIndices.add(index); 1335cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1336cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1337cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1338cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1339cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Only call from main thread! 1340cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1341cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean execPendingActions() { 1342cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mExecutingActions) { 1343cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Recursive entry to executePendingTransactions"); 1344cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1345cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1346cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (Looper.myLooper() != mActivity.mHandler.getLooper()) { 1347cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Must be called from main thread of process"); 1348cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1349cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1350cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean didSomething = false; 1351cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1352cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn while (true) { 1353cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int numActions; 1354cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1355cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 1356cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mPendingActions == null || mPendingActions.size() == 0) { 1357cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return didSomething; 1358cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1359cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1360cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn numActions = mPendingActions.size(); 1361cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mTmpActions == null || mTmpActions.length < numActions) { 1362cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTmpActions = new Runnable[numActions]; 1363cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1364cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mPendingActions.toArray(mTmpActions); 1365cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mPendingActions.clear(); 1366cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.mHandler.removeCallbacks(mExecCommit); 1367cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1368cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1369cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mExecutingActions = true; 1370cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<numActions; i++) { 1371cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTmpActions[i].run(); 13729f491519261135d9de50b60c2182755ccb665bf5Jeff Sharkey mTmpActions[i] = null; 1373cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1374cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mExecutingActions = false; 1375cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn didSomething = true; 1376cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1377cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1378cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1379cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void reportBackStackChanged() { 1380cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackChangeListeners != null) { 1381cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mBackStackChangeListeners.size(); i++) { 1382cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackChangeListeners.get(i).onBackStackChanged(); 1383cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1384cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1385cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1386cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1387cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void addBackStackState(BackStackRecord state) { 1388cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStack == null) { 1389cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack = new ArrayList<BackStackRecord>(); 1390cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1391cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack.add(state); 1392cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn reportBackStackChanged(); 1393cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1394cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1395cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean popBackStackState(Handler handler, String name, int id, int flags) { 1396cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStack == null) { 1397cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1398cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1399cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (name == null && id < 0 && (flags&POP_BACK_STACK_INCLUSIVE) == 0) { 1400cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int last = mBackStack.size()-1; 1401cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (last < 0) { 1402cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1403cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1404cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final BackStackRecord bss = mBackStack.remove(last); 1405cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn bss.popFromBackStack(true); 1406cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn reportBackStackChanged(); 1407cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1408cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int index = -1; 1409cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (name != null || id >= 0) { 1410cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If a name or ID is specified, look for that place in 1411cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // the stack. 1412cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn index = mBackStack.size()-1; 1413cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn while (index >= 0) { 1414cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackRecord bss = mBackStack.get(index); 1415cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (name != null && name.equals(bss.getName())) { 1416cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1417cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1418cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (id >= 0 && id == bss.mIndex) { 1419cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1420cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1421cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn index--; 1422cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1423cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (index < 0) { 1424cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1425cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1426cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if ((flags&POP_BACK_STACK_INCLUSIVE) != 0) { 1427cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn index--; 1428cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Consume all following entries that match. 1429cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn while (index >= 0) { 1430cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackRecord bss = mBackStack.get(index); 1431cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if ((name != null && name.equals(bss.getName())) 1432cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn || (id >= 0 && id == bss.mIndex)) { 1433cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn index--; 1434cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn continue; 1435cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1436cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1437cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1438cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1439cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1440cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (index == mBackStack.size()-1) { 1441cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1442cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1443cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final ArrayList<BackStackRecord> states 1444cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn = new ArrayList<BackStackRecord>(); 1445cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mBackStack.size()-1; i>index; i--) { 1446cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn states.add(mBackStack.remove(i)); 1447cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1448cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int LAST = states.size()-1; 1449cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<=LAST; i++) { 1450cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Popping back stack state: " + states.get(i)); 1451cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn states.get(i).popFromBackStack(i == LAST); 1452cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1453cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn reportBackStackChanged(); 1454cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1455cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return true; 1456cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1457cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1458cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> retainNonConfig() { 1459cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> fragments = null; 1460cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1461cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mActive.size(); i++) { 1462cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1463cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && f.mRetainInstance) { 1464cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragments == null) { 1465cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragments = new ArrayList<Fragment>(); 1466cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1467cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragments.add(f); 1468cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mRetaining = true; 14692c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn f.mTargetIndex = f.mTarget != null ? f.mTarget.mIndex : -1; 1470cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1471cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1472cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1473cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return fragments; 1474cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1475cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1476cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void saveFragmentViewState(Fragment f) { 1477cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mInnerView == null) { 1478cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return; 1479cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1480cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mStateArray == null) { 1481cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateArray = new SparseArray<Parcelable>(); 1482ea2c91b0198855073983b4a8437aa71cbd83872fDianne Hackborn } else { 1483ea2c91b0198855073983b4a8437aa71cbd83872fDianne Hackborn mStateArray.clear(); 1484cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1485cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView.saveHierarchyState(mStateArray); 1486cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mStateArray.size() > 0) { 1487cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mSavedViewState = mStateArray; 1488cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateArray = null; 1489cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1490cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1491cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 14925c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn Bundle saveFragmentBasicState(Fragment f) { 14935c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn Bundle result = null; 14945c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 14955c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (mStateBundle == null) { 14965c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mStateBundle = new Bundle(); 14975c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 14985c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn f.onSaveInstanceState(mStateBundle); 14995c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (!mStateBundle.isEmpty()) { 15005c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn result = mStateBundle; 15015c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mStateBundle = null; 15025c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 15035c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 15045c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (f.mView != null) { 15055c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn saveFragmentViewState(f); 15065c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 15075c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (f.mSavedViewState != null) { 15085c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (result == null) { 15095c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn result = new Bundle(); 15105c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 15115c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn result.putSparseParcelableArray( 15125c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG, f.mSavedViewState); 15135c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 15145c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 15155c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return result; 15165c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 15175c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 1518cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Parcelable saveAllState() { 1519cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Make sure all pending operations have now been executed to get 1520cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // our state update-to-date. 1521cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn execPendingActions(); 1522cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1523681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn if (HONEYCOMB) { 1524681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // As of Honeycomb, we save state after pausing. Prior to that 1525681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // it is before pausing. With fragments this is an issue, since 1526681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // there are many things you may do after pausing but before 1527681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // stopping that change the fragment state. For those older 1528681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // devices, we will not at this point say that we have saved 1529681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // the state, so we will allow them to continue doing fragment 1530681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // transactions. This retains the same semantics as Honeycomb, 1531681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // though you do have the risk of losing the very most recent state 1532681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // if the process is killed... we'll live with that. 1533681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn mStateSaved = true; 1534681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn } 1535cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1536cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive == null || mActive.size() <= 0) { 1537cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1538cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1539cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1540cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // First collect all active fragments. 1541cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int N = mActive.size(); 1542cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentState[] active = new FragmentState[N]; 1543cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean haveFragments = false; 1544cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 1545cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1546cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null) { 1547cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn haveFragments = true; 1548cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1549cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentState fs = new FragmentState(f); 1550cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn active[i] = fs; 1551cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1552cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mState > Fragment.INITIALIZING && fs.mSavedFragmentState == null) { 15535c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn fs.mSavedFragmentState = saveFragmentBasicState(f); 1554cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1555cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mTarget != null) { 1556cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mTarget.mIndex < 0) { 1557cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String msg = "Failure saving state: " + f 1558cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " has target not in fragment manager: " + f.mTarget; 1559cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Log.e(TAG, msg); 1560cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dump(" ", null, new PrintWriter(new LogWriter(TAG)), new String[] { }); 1561cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException(msg); 1562cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1563cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fs.mSavedFragmentState == null) { 1564cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mSavedFragmentState = new Bundle(); 1565cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1566cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn putFragment(fs.mSavedFragmentState, 1567cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.TARGET_STATE_TAG, f.mTarget); 1568cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mTargetRequestCode != 0) { 1569cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mSavedFragmentState.putInt( 1570cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.TARGET_REQUEST_CODE_STATE_TAG, 1571cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mTargetRequestCode); 1572cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1573cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1574cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1575cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1576cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mSavedFragmentState = f.mSavedFragmentState; 1577cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1578cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1579cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Saved state of " + f + ": " 1580cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + fs.mSavedFragmentState); 1581cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1582cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1583cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1584cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!haveFragments) { 1585cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: no fragments!"); 1586cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1587cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1588cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1589cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int[] added = null; 1590cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackState[] backStack = null; 1591cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1592cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Build list of currently added fragments. 1593cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAdded != null) { 1594cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mAdded.size(); 1595cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 1596cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn added = new int[N]; 1597cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 1598cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn added[i] = mAdded.get(i).mIndex; 1599cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: adding fragment #" + i 1600cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": " + mAdded.get(i)); 1601cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1602cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1603cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1604cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1605cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Now save back stack. 1606cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStack != null) { 1607cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mBackStack.size(); 1608cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 1609cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn backStack = new BackStackState[N]; 1610cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 1611cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn backStack[i] = new BackStackState(this, mBackStack.get(i)); 1612cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: adding back stack #" + i 1613cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": " + mBackStack.get(i)); 1614cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1615cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1616cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1617cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1618cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerState fms = new FragmentManagerState(); 1619cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fms.mActive = active; 1620cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fms.mAdded = added; 1621cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fms.mBackStack = backStack; 1622cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return fms; 1623cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1624cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1625cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void restoreAllState(Parcelable state, ArrayList<Fragment> nonConfig) { 1626cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If there is no saved state at all, then there can not be 1627cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // any nonConfig fragments either, so that is that. 1628cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (state == null) return; 1629cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerState fms = (FragmentManagerState)state; 1630cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fms.mActive == null) return; 1631cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1632cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // First re-attach any non-config instances we are retaining back 1633cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // to their saved state, so we don't try to instantiate them again. 1634cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (nonConfig != null) { 1635cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<nonConfig.size(); i++) { 1636cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = nonConfig.get(i); 1637cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: re-attaching retained " + f); 1638cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentState fs = fms.mActive[f.mIndex]; 1639cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mInstance = f; 1640cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mSavedViewState = null; 1641cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mBackStackNesting = 0; 1642cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInLayout = false; 1643cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mAdded = false; 16442c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn f.mTarget = null; 1645cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fs.mSavedFragmentState != null) { 1646cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mSavedFragmentState.setClassLoader(mActivity.getClassLoader()); 1647cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mSavedViewState = fs.mSavedFragmentState.getSparseParcelableArray( 1648cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG); 1649cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1650cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1651cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1652cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1653cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Build the full list of active fragments, instantiating them from 1654cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // their saved state. 1655cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive = new ArrayList<Fragment>(fms.mActive.length); 1656cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailIndices != null) { 1657cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailIndices.clear(); 1658cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1659cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<fms.mActive.length; i++) { 1660cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentState fs = fms.mActive[i]; 1661cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fs != null) { 1662cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = fs.instantiate(mActivity); 1663cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: adding #" + i + ": " + f); 1664cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive.add(f); 1665cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Now that the fragment is instantiated (or came from being 1666cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // retained above), clear mInstance in case we end up re-restoring 1667cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // from this FragmentState again. 1668cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mInstance = null; 1669cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1670cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: adding #" + i + ": (null)"); 1671cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive.add(null); 1672cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailIndices == null) { 1673cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailIndices = new ArrayList<Integer>(); 1674cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1675cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: adding avail #" + i); 1676cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailIndices.add(i); 1677cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1678cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1679cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1680cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Update the target of all retained fragments. 1681cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (nonConfig != null) { 1682cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<nonConfig.size(); i++) { 1683cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = nonConfig.get(i); 16842c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn if (f.mTargetIndex >= 0) { 16852c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn if (f.mTargetIndex < mActive.size()) { 16862c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn f.mTarget = mActive.get(f.mTargetIndex); 1687cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1688cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Log.w(TAG, "Re-attaching retained fragment " + f 16892c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn + " target no longer exists: " + f.mTargetIndex); 1690cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mTarget = null; 1691cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1692cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1693cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1694cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1695cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1696cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Build the list of currently added fragments. 1697cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fms.mAdded != null) { 1698cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAdded = new ArrayList<Fragment>(fms.mAdded.length); 1699cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<fms.mAdded.length; i++) { 1700cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(fms.mAdded[i]); 1701cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f == null) { 1702cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException( 1703cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn "No instantiated fragment for index #" + fms.mAdded[i]); 1704cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1705cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mAdded = true; 1706cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: making added #" + i + ": " + f); 1707cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAdded.add(f); 1708cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1709cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1710cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAdded = null; 1711cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1712cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1713cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Build the back stack. 1714cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fms.mBackStack != null) { 1715cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack = new ArrayList<BackStackRecord>(fms.mBackStack.length); 1716cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<fms.mBackStack.length; i++) { 1717cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackRecord bse = fms.mBackStack[i].instantiate(this); 1718cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: adding bse #" + i 1719cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " (index " + bse.mIndex + "): " + bse); 1720cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack.add(bse); 1721cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (bse.mIndex >= 0) { 1722cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn setBackStackIndex(bse.mIndex, bse); 1723cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1724cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1725cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1726cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack = null; 1727cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1728cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1729cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1730cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void attachActivity(FragmentActivity activity) { 1731cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity != null) throw new IllegalStateException(); 1732cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity = activity; 1733cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1734cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1735cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void noteStateNotSaved() { 1736cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateSaved = false; 1737cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1738cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1739cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchCreate() { 1740cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateSaved = false; 1741cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.CREATED, false); 1742cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1743cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1744cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchActivityCreated() { 1745cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateSaved = false; 1746cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.ACTIVITY_CREATED, false); 1747cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1748cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1749cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchStart() { 1750cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateSaved = false; 1751cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.STARTED, false); 1752cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1753cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1754cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchResume() { 1755cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateSaved = false; 1756cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.RESUMED, false); 1757cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1758cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1759cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchPause() { 1760cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.STARTED, false); 1761cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1762cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1763cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchStop() { 1764681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // See saveAllState() for the explanation of this. We do this for 1765681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // all platform versions, to keep our behavior more consistent between 1766681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // them. 1767681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn mStateSaved = true; 1768681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn 1769e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn moveToState(Fragment.STOPPED, false); 1770cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1771cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1772218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn public void dispatchReallyStop() { 1773218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn moveToState(Fragment.ACTIVITY_CREATED, false); 1774681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn } 1775681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn 1776cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchDestroy() { 1777cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mDestroyed = true; 1778e8b402b00c0cbdac050c349a5fc89c34580f3185Dianne Hackborn execPendingActions(); 1779cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.INITIALIZING, false); 1780cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity = null; 1781cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1782cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1783cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchConfigurationChanged(Configuration newConfig) { 1784cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1785cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1786cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1787cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null) { 1788cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onConfigurationChanged(newConfig); 1789cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1790cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1791cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1792cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1793cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1794cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchLowMemory() { 1795cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1796cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1797cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1798cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null) { 1799cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onLowMemory(); 1800cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1801cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1802cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1803cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1804cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1805cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean dispatchCreateOptionsMenu(Menu menu, MenuInflater inflater) { 1806cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean show = false; 1807cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> newMenus = null; 1808cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1809cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1810cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 18112a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (f != null && !f.mHidden && f.mHasMenu && f.mMenuVisible) { 1812cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn show = true; 1813cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onCreateOptionsMenu(menu, inflater); 1814cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newMenus == null) { 1815cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn newMenus = new ArrayList<Fragment>(); 1816cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1817cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn newMenus.add(f); 1818cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1819cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1820cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1821cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1822cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mCreatedMenus != null) { 1823cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mCreatedMenus.size(); i++) { 1824cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mCreatedMenus.get(i); 1825cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newMenus == null || !newMenus.contains(f)) { 1826cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onDestroyOptionsMenu(); 1827cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1828cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1829cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1830cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1831cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCreatedMenus = newMenus; 1832cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1833cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return show; 1834cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1835cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1836cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean dispatchPrepareOptionsMenu(Menu menu) { 1837cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean show = false; 1838cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1839cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1840cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 18412a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (f != null && !f.mHidden && f.mHasMenu && f.mMenuVisible) { 1842cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn show = true; 1843cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onPrepareOptionsMenu(menu); 1844cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1845cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1846cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1847cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return show; 1848cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1849cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1850cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean dispatchOptionsItemSelected(MenuItem item) { 1851cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1852cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1853cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 18542a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (f != null && !f.mHidden && f.mHasMenu && f.mMenuVisible) { 1855cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.onOptionsItemSelected(item)) { 1856cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return true; 1857cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1858cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1859cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1860cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1861cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1862cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1863cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1864cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean dispatchContextItemSelected(MenuItem item) { 1865cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1866cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1867cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1868cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && !f.mHidden) { 1869cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.onContextItemSelected(item)) { 1870cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return true; 1871cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1872cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1873cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1874cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1875cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1876cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1877cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1878cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchOptionsMenuClosed(Menu menu) { 1879cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1880cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1881cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 18822a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (f != null && !f.mHidden && f.mHasMenu && f.mMenuVisible) { 1883cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onOptionsMenuClosed(menu); 1884cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1885cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1886cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1887cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1888cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1889cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static int reverseTransit(int transit) { 1890cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int rev = 0; 1891cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn switch (transit) { 1892cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_OPEN: 1893cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn rev = FragmentTransaction.TRANSIT_FRAGMENT_CLOSE; 1894cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1895cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_CLOSE: 1896cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn rev = FragmentTransaction.TRANSIT_FRAGMENT_OPEN; 1897cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1898cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_FADE: 1899cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn rev = FragmentTransaction.TRANSIT_FRAGMENT_FADE; 1900cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1901cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1902cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return rev; 1903cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1904cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1905cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 19069277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_OPEN_ENTER = 1; 19079277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_OPEN_EXIT = 2; 19089277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_CLOSE_ENTER = 3; 19099277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_CLOSE_EXIT = 4; 19109277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_FADE_ENTER = 5; 19119277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_FADE_EXIT = 6; 19129277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 1913cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static int transitToStyleIndex(int transit, boolean enter) { 1914cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int animAttr = -1; 1915cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn switch (transit) { 1916cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_OPEN: 19179277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn animAttr = enter ? ANIM_STYLE_OPEN_ENTER : ANIM_STYLE_OPEN_EXIT; 1918cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1919cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_CLOSE: 19209277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn animAttr = enter ? ANIM_STYLE_CLOSE_ENTER : ANIM_STYLE_CLOSE_EXIT; 1921cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1922cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_FADE: 19239277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn animAttr = enter ? ANIM_STYLE_FADE_ENTER : ANIM_STYLE_FADE_EXIT; 1924cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1925cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1926cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return animAttr; 1927cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1928cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 1929