FragmentManager.java revision 01df737703cceecc6b3a319ca0ee0bd64415f1cf
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; 493a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brownimport java.util.List; 50cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 51cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn/** 52cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Static library support version of the framework's {@link android.app.FragmentManager}. 53cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Used to write apps that run on platforms prior to Android 3.0. When running 54cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on Android 3.0 or above, this implementation is still used; it does not try 559dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * to switch to the framework's implementation. See the framework {@link FragmentManager} 56cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * documentation for a class overview. 579dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * 589dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * <p>Your activity must derive from {@link FragmentActivity} to use this. From such an activity, 599dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * you can acquire the {@link FragmentManager} by calling 609dcd2e58138ca4eb4b18f80b50e8979329e859d6Scott Main * {@link FragmentActivity#getSupportFragmentManager}. 61cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 62cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornpublic abstract class FragmentManager { 63cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 64cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Representation of an entry on the fragment back stack, as created 65cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * with {@link FragmentTransaction#addToBackStack(String) 66cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * FragmentTransaction.addToBackStack()}. Entries can later be 67cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * retrieved with {@link FragmentManager#getBackStackEntryAt(int) 68cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * FragmentManager.getBackStackEntry()}. 69cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 70cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Note that you should never hold on to a BackStackEntry object; 71cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the identifier as returned by {@link #getId} is the only thing that 72cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will be persisted across activity instances. 73cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 74cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public interface BackStackEntry { 75cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 76cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the unique identifier for the entry. This is the only 77cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * representation of the entry that will persist across activity 78cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * instances. 79cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 80cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int getId(); 81cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 82cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 832a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * Get the name that was supplied to 842a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * {@link FragmentTransaction#addToBackStack(String) 852a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * FragmentTransaction.addToBackStack(String)} when creating this entry. 862a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn */ 872a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn public String getName(); 882a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 892a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn /** 90cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the full bread crumb title resource identifier for the entry, 91cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * or 0 if it does not have one. 92cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 93cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int getBreadCrumbTitleRes(); 94cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 95cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 96cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the short bread crumb title resource identifier for the entry, 97cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * or 0 if it does not have one. 98cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 99cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int getBreadCrumbShortTitleRes(); 100cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 101cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 102cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the full bread crumb title for the entry, or null if it 103cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * does not have one. 104cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 105cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public CharSequence getBreadCrumbTitle(); 106cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 107cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 108cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the short bread crumb title for the entry, or null if it 109cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * does not have one. 110cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 111cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public CharSequence getBreadCrumbShortTitle(); 112cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 113cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 114cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 115cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Interface to watch for changes to the back stack. 116cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 117cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public interface OnBackStackChangedListener { 118cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 119cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called whenever the contents of the back stack change. 120cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 121cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onBackStackChanged(); 122cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 123cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 124cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 125cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Start a series of edit operations on the Fragments associated with 126cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * this FragmentManager. 127cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 128cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Note: A fragment transaction can only be created/committed prior 129cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to an activity saving its state. If you try to commit a transaction 130cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * after {@link FragmentActivity#onSaveInstanceState FragmentActivity.onSaveInstanceState()} 131cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * (and prior to a following {@link FragmentActivity#onStart FragmentActivity.onStart} 132cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * or {@link FragmentActivity#onResume FragmentActivity.onResume()}, you will get an error. 133cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is because the framework takes care of saving your current fragments 134cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * in the state, and if changes are made after the state is saved then they 135cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will be lost.</p> 136cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 137cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract FragmentTransaction beginTransaction(); 138cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 139cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** @hide -- remove once prebuilts are in. */ 140cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Deprecated 141cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentTransaction openTransaction() { 142cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return beginTransaction(); 143cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 144cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 145cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 146cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * After a {@link FragmentTransaction} is committed with 147cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link FragmentTransaction#commit FragmentTransaction.commit()}, it 148cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is scheduled to be executed asynchronously on the process's main thread. 149cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * If you want to immediately executing any such pending operations, you 150cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can call this function (only from the main thread) to do so. Note that 151cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * all callbacks and other related behavior will be done from within this 152cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * call, so be careful about where this is called from. 153cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 154cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns true if there were any pending transactions to be 155cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * executed. 156cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 157cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract boolean executePendingTransactions(); 158cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 159cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 160cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Finds a fragment that was identified by the given id either when inflated 161cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * from XML or as the container ID when added in a transaction. This first 162cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * searches through fragments that are currently added to the manager's 163cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * activity; if no such fragment is found, then all fragments currently 164cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on the back stack associated with this ID are searched. 165cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return The fragment if found or null otherwise. 166cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 167cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract Fragment findFragmentById(int id); 168cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 169cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 170cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Finds a fragment that was identified by the given tag either when inflated 171cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * from XML or as supplied when added in a transaction. This first 172cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * searches through fragments that are currently added to the manager's 173cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * activity; if no such fragment is found, then all fragments currently 174cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on the back stack are searched. 175cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return The fragment if found or null otherwise. 176cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 177cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract Fragment findFragmentByTag(String tag); 178cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 179cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 180cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Flag for {@link #popBackStack(String, int)} 181cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * and {@link #popBackStack(int, int)}: If set, and the name or ID of 182cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a back stack entry has been supplied, then all matching entries will 183cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be consumed until one that doesn't match is found or the bottom of 184cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the stack is reached. Otherwise, all entries up to but not including that entry 185cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will be removed. 186cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 187cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static final int POP_BACK_STACK_INCLUSIVE = 1<<0; 188cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 189cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 190cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Pop the top state off the back stack. Returns true if there was one 191cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to pop, else false. This function is asynchronous -- it enqueues the 192cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * request to pop, but the action will not be performed until the application 193cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * returns to its event loop. 194cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 195cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void popBackStack(); 196cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 197cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 198cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Like {@link #popBackStack()}, but performs the operation immediately 199cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 200cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * afterwards. 201cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns true if there was something popped, else false. 202cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 203cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract boolean popBackStackImmediate(); 204cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 205cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 206cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Pop the last fragment transition from the manager's fragment 207cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * back stack. If there is nothing to pop, false is returned. 208cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This function is asynchronous -- it enqueues the 209cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * request to pop, but the action will not be performed until the application 210cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * returns to its event loop. 211cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 212cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param name If non-null, this is the name of a previous back state 213cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to look for; if found, all states up to that state will be popped. The 214cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #POP_BACK_STACK_INCLUSIVE} flag can be used to control whether 215cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the named state itself is popped. If null, only the top state is popped. 216cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param flags Either 0 or {@link #POP_BACK_STACK_INCLUSIVE}. 217cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 218cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void popBackStack(String name, int flags); 219cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 220cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 221cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Like {@link #popBackStack(String, int)}, but performs the operation immediately 222cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 223cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * afterwards. 224cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns true if there was something popped, else false. 225cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 226cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract boolean popBackStackImmediate(String name, int flags); 227cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 228cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 229cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Pop all back stack states up to the one with the given identifier. 230cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This function is asynchronous -- it enqueues the 231cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * request to pop, but the action will not be performed until the application 232cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * returns to its event loop. 233cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 234cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param id Identifier of the stated to be popped. If no identifier exists, 235cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * false is returned. 236cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * The identifier is the number returned by 237cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link FragmentTransaction#commit() FragmentTransaction.commit()}. The 238cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #POP_BACK_STACK_INCLUSIVE} flag can be used to control whether 239cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the named state itself is popped. 240cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param flags Either 0 or {@link #POP_BACK_STACK_INCLUSIVE}. 241cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 242cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void popBackStack(int id, int flags); 243cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 244cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 245cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Like {@link #popBackStack(int, int)}, but performs the operation immediately 246cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 247cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * afterwards. 248cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns true if there was something popped, else false. 249cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 250cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract boolean popBackStackImmediate(int id, int flags); 251cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 252cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 253cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the number of entries currently in the back stack. 254cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 255cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract int getBackStackEntryCount(); 256cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 257cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 258cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the BackStackEntry at index <var>index</var> in the back stack; 259cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * entries start index 0 being the bottom of the stack. 260cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 261cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract BackStackEntry getBackStackEntryAt(int index); 262cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 263cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 264cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Add a new listener for changes to the fragment back stack. 265cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 266cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void addOnBackStackChangedListener(OnBackStackChangedListener listener); 267cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 268cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 269cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Remove a listener that was previously added with 270cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #addOnBackStackChangedListener(OnBackStackChangedListener)}. 271cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 272cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void removeOnBackStackChangedListener(OnBackStackChangedListener listener); 273cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 274cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 275cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Put a reference to a fragment in a Bundle. This Bundle can be 276cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * persisted as saved state, and when later restoring 277cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #getFragment(Bundle, String)} will return the current 278cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * instance of the same fragment. 279cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 280cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param bundle The bundle in which to put the fragment reference. 281cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param key The name of the entry in the bundle. 282cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fragment The Fragment whose reference is to be stored. 283cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 284cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void putFragment(Bundle bundle, String key, Fragment fragment); 285cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 286cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 287cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Retrieve the current Fragment instance for a reference previously 288cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * placed with {@link #putFragment(Bundle, String, Fragment)}. 289cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 290cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param bundle The bundle from which to retrieve the fragment reference. 291cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param key The name of the entry in the bundle. 292cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns the current Fragment instance that is associated with 293cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the given reference. 294cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 295cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract Fragment getFragment(Bundle bundle, String key); 296cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 297cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 2983a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown * Get a list of all fragments that have been added to the fragment manager. 2993a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown * 3003a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown * @return The list of all fragments or null if none. 3013a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown * @hide 3023a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown */ 3033a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown public abstract List<Fragment> getFragments(); 3043a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown 3053a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown /** 3065c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * Save the current instance state of the given Fragment. This can be 3075c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * used later when creating a new instance of the Fragment and adding 3085c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * it to the fragment manager, to have it create itself to match the 3095c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * current state returned here. Note that there are limits on how 3105c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * this can be used: 3115c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * 3125c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * <ul> 3135c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * <li>The Fragment must currently be attached to the FragmentManager. 3145c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * <li>A new Fragment created using this saved state must be the same class 3155c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * type as the Fragment it was created from. 3165c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * <li>The saved state can not contain dependencies on other fragments -- 3175c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * that is it can't use {@link #putFragment(Bundle, String, Fragment)} to 3185c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * store a fragment reference because that reference may not be valid when 3195c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * this saved state is later used. Likewise the Fragment's target and 3205c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * result code are not included in this state. 3215c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * </ul> 3225c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * 3235c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * @param f The Fragment whose state is to be saved. 3245c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * @return The generated state. This will be null if there was no 3255c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * interesting state created by the fragment. 3265c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn */ 3275c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public abstract Fragment.SavedState saveFragmentInstanceState(Fragment f); 3285c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3295c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn /** 33001df737703cceecc6b3a319ca0ee0bd64415f1cfTony Mantler * Returns true if the final {@link android.app.Activity#onDestroy() Activity.onDestroy()} 33101df737703cceecc6b3a319ca0ee0bd64415f1cfTony Mantler * call has been made on the FragmentManager's Activity, so this instance is now dead. 33201df737703cceecc6b3a319ca0ee0bd64415f1cfTony Mantler */ 33301df737703cceecc6b3a319ca0ee0bd64415f1cfTony Mantler public abstract boolean isDestroyed(); 33401df737703cceecc6b3a319ca0ee0bd64415f1cfTony Mantler 33501df737703cceecc6b3a319ca0ee0bd64415f1cfTony Mantler /** 336cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Print the FragmentManager's state into the given stream. 337cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 338cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param prefix Text to print at the front of each line. 339cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fd The raw file descriptor that the dump is being sent to. 340cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param writer A PrintWriter to which the dump is to be set. 341cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param args Additional arguments to the dump request. 342cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 343cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public abstract void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args); 344cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 345cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 346cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Control whether the framework's internal fragment manager debugging 347cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * logs are turned on. If enabled, you will see output in logcat as 348cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the framework performs fragment operations. 349cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 350cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static void enableDebugLogging(boolean enabled) { 351cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.DEBUG = enabled; 352cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 353cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 354cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 355cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornfinal class FragmentManagerState implements Parcelable { 356cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentState[] mActive; 357cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int[] mAdded; 358cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackState[] mBackStack; 359cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 360cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentManagerState() { 361cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 362cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 363cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentManagerState(Parcel in) { 364cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive = in.createTypedArray(FragmentState.CREATOR); 365cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAdded = in.createIntArray(); 366cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack = in.createTypedArray(BackStackState.CREATOR); 367cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 368cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 369cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int describeContents() { 370cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return 0; 371cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 372cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 373cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void writeToParcel(Parcel dest, int flags) { 374cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeTypedArray(mActive, flags); 375cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeIntArray(mAdded); 376cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeTypedArray(mBackStack, flags); 377cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 378cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 379cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static final Parcelable.Creator<FragmentManagerState> CREATOR 380cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn = new Parcelable.Creator<FragmentManagerState>() { 381cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentManagerState createFromParcel(Parcel in) { 382cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new FragmentManagerState(in); 383cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 384cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 385cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentManagerState[] newArray(int size) { 386cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new FragmentManagerState[size]; 387cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 388cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }; 389cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 390cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 391cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn/** 3920adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn * Callbacks from FragmentManagerImpl to its container. 3930adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn */ 3940adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborninterface FragmentContainer { 3950adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn public View findViewById(int id); 3960adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn} 3970adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 3980adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn/** 399cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Container for fragments associated with an activity. 400cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 401461b48b4588ac21b97aa40553f04222c2c0344e7Chris Banesfinal class FragmentManagerImpl extends FragmentManager { 402cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static boolean DEBUG = false; 403cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final String TAG = "FragmentManager"; 404cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 405681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn static final boolean HONEYCOMB = android.os.Build.VERSION.SDK_INT >= 11; 406681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn 407cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final String TARGET_REQUEST_CODE_STATE_TAG = "android:target_req_state"; 408cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final String TARGET_STATE_TAG = "android:target_state"; 409cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final String VIEW_STATE_TAG = "android:view_state"; 41079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell static final String USER_VISIBLE_HINT_TAG = "android:user_visible_hint"; 411cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 412cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Runnable> mPendingActions; 413cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Runnable[] mTmpActions; 414cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mExecutingActions; 415cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 416cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> mActive; 417cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> mAdded; 418cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Integer> mAvailIndices; 419cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<BackStackRecord> mBackStack; 420cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> mCreatedMenus; 421cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 422cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Must be accessed while locked. 423cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<BackStackRecord> mBackStackIndices; 424cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Integer> mAvailBackStackIndices; 425cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 426cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<OnBackStackChangedListener> mBackStackChangeListeners; 427cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 428cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mCurState = Fragment.INITIALIZING; 429cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentActivity mActivity; 4300adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn FragmentContainer mContainer; 4310adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Fragment mParent; 432cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 433cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mNeedMenuInvalidate; 434cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mStateSaved; 435cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mDestroyed; 436cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String mNoTransactionsBecause; 43779398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell boolean mHavePendingDeferredStart; 438cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 439cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Temporary vars for state save and restore. 440cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mStateBundle = null; 441cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn SparseArray<Parcelable> mStateArray = null; 442cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 443cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Runnable mExecCommit = new Runnable() { 444cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 445cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void run() { 446cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn execPendingActions(); 447cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 448cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }; 449cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 45013fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn private void throwException(RuntimeException ex) { 45113fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn Log.e(TAG, ex.getMessage()); 452ec9fb2522d42d1ff73ddffa12b318d925c10ab18Dianne Hackborn Log.e(TAG, "Activity state:"); 45313fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn LogWriter logw = new LogWriter(TAG); 45413fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn PrintWriter pw = new PrintWriter(logw); 45513fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn if (mActivity != null) { 456ec9fb2522d42d1ff73ddffa12b318d925c10ab18Dianne Hackborn try { 45713fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn mActivity.dump(" ", null, pw, new String[] { }); 458ec9fb2522d42d1ff73ddffa12b318d925c10ab18Dianne Hackborn } catch (Exception e) { 459ec9fb2522d42d1ff73ddffa12b318d925c10ab18Dianne Hackborn Log.e(TAG, "Failed dumping state", e); 460ec9fb2522d42d1ff73ddffa12b318d925c10ab18Dianne Hackborn } 461ec9fb2522d42d1ff73ddffa12b318d925c10ab18Dianne Hackborn } else { 462ec9fb2522d42d1ff73ddffa12b318d925c10ab18Dianne Hackborn try { 46313fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn dump(" ", null, pw, new String[] { }); 464ec9fb2522d42d1ff73ddffa12b318d925c10ab18Dianne Hackborn } catch (Exception e) { 46513fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn Log.e(TAG, "Failed dumping state", e); 466ec9fb2522d42d1ff73ddffa12b318d925c10ab18Dianne Hackborn } 467ec9fb2522d42d1ff73ddffa12b318d925c10ab18Dianne Hackborn } 46813fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn throw ex; 469ec9fb2522d42d1ff73ddffa12b318d925c10ab18Dianne Hackborn } 470ec9fb2522d42d1ff73ddffa12b318d925c10ab18Dianne Hackborn 471cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 472cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentTransaction beginTransaction() { 473cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new BackStackRecord(this); 474cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 475cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 476cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 477cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean executePendingTransactions() { 478cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return execPendingActions(); 479cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 480cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 481cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 482cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void popBackStack() { 483cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn enqueueAction(new Runnable() { 484cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override public void run() { 485cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn popBackStackState(mActivity.mHandler, null, -1, 0); 486cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 487cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }, false); 488cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 489cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 490cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 491cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean popBackStackImmediate() { 492cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn checkStateLoss(); 493cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn executePendingTransactions(); 494cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return popBackStackState(mActivity.mHandler, null, -1, 0); 495cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 496cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 497cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 498cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void popBackStack(final String name, final int flags) { 499cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn enqueueAction(new Runnable() { 500cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override public void run() { 501cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn popBackStackState(mActivity.mHandler, name, -1, flags); 502cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 503cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }, false); 504cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 505cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 506cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 507cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean popBackStackImmediate(String name, int flags) { 508cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn checkStateLoss(); 509cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn executePendingTransactions(); 510cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return popBackStackState(mActivity.mHandler, name, -1, flags); 511cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 512cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 513cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 514cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void popBackStack(final int id, final int flags) { 515cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (id < 0) { 516cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalArgumentException("Bad id: " + id); 517cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 518cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn enqueueAction(new Runnable() { 519cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override public void run() { 520cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn popBackStackState(mActivity.mHandler, null, id, flags); 521cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 522cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }, false); 523cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 524cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 525cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 526cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean popBackStackImmediate(int id, int flags) { 527cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn checkStateLoss(); 528cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn executePendingTransactions(); 529cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (id < 0) { 530cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalArgumentException("Bad id: " + id); 531cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 532cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return popBackStackState(mActivity.mHandler, null, id, flags); 533cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 534cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 535cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 536cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int getBackStackEntryCount() { 537cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mBackStack != null ? mBackStack.size() : 0; 538cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 539cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 540cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 541cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public BackStackEntry getBackStackEntryAt(int index) { 542cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mBackStack.get(index); 543cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 544cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 545cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 546cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void addOnBackStackChangedListener(OnBackStackChangedListener listener) { 547cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackChangeListeners == null) { 548cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackChangeListeners = new ArrayList<OnBackStackChangedListener>(); 549cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 550cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackChangeListeners.add(listener); 551cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 552cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 553cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 554cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void removeOnBackStackChangedListener(OnBackStackChangedListener listener) { 555cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackChangeListeners != null) { 556cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackChangeListeners.remove(listener); 557cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 558cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 559cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 560cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 561cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void putFragment(Bundle bundle, String key, Fragment fragment) { 562cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mIndex < 0) { 56313fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn throwException(new IllegalStateException("Fragment " + fragment 56413fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn + " is not currently in the FragmentManager")); 565cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 566cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn bundle.putInt(key, fragment.mIndex); 567cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 568cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 569cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 570cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment getFragment(Bundle bundle, String key) { 571cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int index = bundle.getInt(key, -1); 572cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (index == -1) { 573cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 574cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 575cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (index >= mActive.size()) { 57613fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn throwException(new IllegalStateException("Fragement no longer exists for key " 57713fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn + key + ": index " + index)); 578cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 579cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(index); 580cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f == null) { 58113fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn throwException(new IllegalStateException("Fragement no longer exists for key " 58213fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn + key + ": index " + index)); 583cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 584cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 585cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 586cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 587cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 5883a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown public List<Fragment> getFragments() { 5893a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown return mActive; 5903a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown } 5913a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown 5923a1a7fff9873abbf8097c96f7654a459bf34f223Jeff Brown @Override 5935c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public Fragment.SavedState saveFragmentInstanceState(Fragment fragment) { 5945c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (fragment.mIndex < 0) { 59513fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn throwException( new IllegalStateException("Fragment " + fragment 59613fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn + " is not currently in the FragmentManager")); 5975c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 5985c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (fragment.mState > Fragment.INITIALIZING) { 5995c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn Bundle result = saveFragmentBasicState(fragment); 6005c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return result != null ? new Fragment.SavedState(result) : null; 6015c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 6025c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return null; 6035c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 6045c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 6055c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn @Override 60601df737703cceecc6b3a319ca0ee0bd64415f1cfTony Mantler public boolean isDestroyed() { 60701df737703cceecc6b3a319ca0ee0bd64415f1cfTony Mantler return mDestroyed; 60801df737703cceecc6b3a319ca0ee0bd64415f1cfTony Mantler } 60901df737703cceecc6b3a319ca0ee0bd64415f1cfTony Mantler 61001df737703cceecc6b3a319ca0ee0bd64415f1cfTony Mantler @Override 611cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public String toString() { 612cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn StringBuilder sb = new StringBuilder(128); 613cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append("FragmentManager{"); 614cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(Integer.toHexString(System.identityHashCode(this))); 615cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(" in "); 6160adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mParent != null) { 6170adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn DebugUtils.buildShortClassTag(mParent, sb); 6180adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } else { 6190adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn DebugUtils.buildShortClassTag(mActivity, sb); 6200adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 621cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append("}}"); 622cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return sb.toString(); 623cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 624cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 625cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 626cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 627cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String innerPrefix = prefix + " "; 628cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 629cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int N; 630cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 631cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mActive.size(); 632cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 633cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("Active Fragments in "); 634cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(Integer.toHexString(System.identityHashCode(this))); 635cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(":"); 636cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 637cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 638cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 639cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(f); 640cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null) { 641cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.dump(innerPrefix, fd, writer, args); 642cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 643cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 644cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 645cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 646cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 647cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAdded != null) { 648cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mAdded.size(); 649cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 650cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Added Fragments:"); 651cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 652cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 653cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 654cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(f.toString()); 655cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 656cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 657cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 658cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 659cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mCreatedMenus != null) { 660cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mCreatedMenus.size(); 661cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 662cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Fragments Created Menus:"); 663cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 664cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mCreatedMenus.get(i); 665cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 666cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(f.toString()); 667cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 668cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 669cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 670cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 671cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStack != null) { 672cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mBackStack.size(); 673cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 674cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Back Stack:"); 675cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 676cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackRecord bs = mBackStack.get(i); 677cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 678cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(bs.toString()); 679cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn bs.dump(innerPrefix, fd, writer, args); 680cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 681cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 682cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 683cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 684cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 685cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackIndices != null) { 686cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mBackStackIndices.size(); 687cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 688cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Back Stack Indices:"); 689cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 690cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackRecord bs = mBackStackIndices.get(i); 691cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 692cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(bs); 693cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 694cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 695cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 696cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 697cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailBackStackIndices != null && mAvailBackStackIndices.size() > 0) { 698cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mAvailBackStackIndices: "); 699cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(Arrays.toString(mAvailBackStackIndices.toArray())); 700cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 701cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 702cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 703cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mPendingActions != null) { 704cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mPendingActions.size(); 705cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 706cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Pending Actions:"); 707cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 708cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Runnable r = mPendingActions.get(i); 709cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 710cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(": "); writer.println(r); 711cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 712cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 713cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 714cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 715cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("FragmentManager misc state:"); 7160adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn writer.print(prefix); writer.print(" mActivity="); writer.println(mActivity); 7170adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn writer.print(prefix); writer.print(" mContainer="); writer.println(mContainer); 7180adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (mParent != null) { 7190adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn writer.print(prefix); writer.print(" mParent="); writer.println(mParent); 7200adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 721cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" mCurState="); writer.print(mCurState); 722cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mStateSaved="); writer.print(mStateSaved); 723cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mDestroyed="); writer.println(mDestroyed); 724cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mNeedMenuInvalidate) { 725cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" mNeedMenuInvalidate="); 726cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mNeedMenuInvalidate); 727cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 728cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mNoTransactionsBecause != null) { 729cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" mNoTransactionsBecause="); 730cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mNoTransactionsBecause); 731cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 732cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailIndices != null && mAvailIndices.size() > 0) { 733cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print(" mAvailIndices: "); 734cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(Arrays.toString(mAvailIndices.toArray())); 735cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 736cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 737cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 7389277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static final Interpolator DECELERATE_QUINT = new DecelerateInterpolator(2.5f); 7399277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static final Interpolator DECELERATE_CUBIC = new DecelerateInterpolator(1.5f); 7409277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static final Interpolator ACCELERATE_QUINT = new AccelerateInterpolator(2.5f); 7419277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static final Interpolator ACCELERATE_CUBIC = new AccelerateInterpolator(1.5f); 7429277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 7439277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static final int ANIM_DUR = 220; 7449277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 7459277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static Animation makeOpenCloseAnimation(Context context, float startScale, 7469277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn float endScale, float startAlpha, float endAlpha) { 7479277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn AnimationSet set = new AnimationSet(false); 7489277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn ScaleAnimation scale = new ScaleAnimation(startScale, endScale, startScale, endScale, 7499277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation.RELATIVE_TO_SELF, .5f, Animation.RELATIVE_TO_SELF, .5f); 7509277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn scale.setInterpolator(DECELERATE_QUINT); 7519277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn scale.setDuration(ANIM_DUR); 7529277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn set.addAnimation(scale); 7539277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn AlphaAnimation alpha = new AlphaAnimation(startAlpha, endAlpha); 7549277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn alpha.setInterpolator(DECELERATE_CUBIC); 7559277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn alpha.setDuration(ANIM_DUR); 7569277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn set.addAnimation(alpha); 7579277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return set; 7589277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn } 7599277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 7609277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn static Animation makeFadeAnimation(Context context, float start, float end) { 7619277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn AlphaAnimation anim = new AlphaAnimation(start, end); 7629277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn anim.setInterpolator(DECELERATE_CUBIC); 7639277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn anim.setDuration(ANIM_DUR); 7649277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return anim; 7659277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn } 7669277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 7679277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation loadAnimation(Fragment fragment, int transit, boolean enter, 768cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int transitionStyle) { 7699277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation animObj = fragment.onCreateAnimation(transit, enter, 770cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mNextAnim); 771cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (animObj != null) { 772cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return animObj; 773cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 774cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 775cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mNextAnim != 0) { 776cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Animation anim = AnimationUtils.loadAnimation(mActivity, fragment.mNextAnim); 777cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (anim != null) { 778cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return anim; 779cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 780cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 781cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 782cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (transit == 0) { 783cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 784cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 785cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 786cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int styleIndex = transitToStyleIndex(transit, enter); 787cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (styleIndex < 0) { 788cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 789cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 790cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 7919277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn switch (styleIndex) { 7929277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_OPEN_ENTER: 7939277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeOpenCloseAnimation(mActivity, 1.125f, 1.0f, 0, 1); 7949277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_OPEN_EXIT: 7959277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeOpenCloseAnimation(mActivity, 1.0f, .975f, 1, 0); 7969277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_CLOSE_ENTER: 7979277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeOpenCloseAnimation(mActivity, .975f, 1.0f, 0, 1); 7989277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_CLOSE_EXIT: 7999277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeOpenCloseAnimation(mActivity, 1.0f, 1.075f, 1, 0); 8009277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_FADE_ENTER: 8019277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeFadeAnimation(mActivity, 0, 1); 8029277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn case ANIM_STYLE_FADE_EXIT: 8039277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return makeFadeAnimation(mActivity, 1, 0); 8049277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn } 8059277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 806cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (transitionStyle == 0 && mActivity.getWindow() != null) { 807cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn transitionStyle = mActivity.getWindow().getAttributes().windowAnimations; 808cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 809cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (transitionStyle == 0) { 810cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 811cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 812cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 813cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //TypedArray attrs = mActivity.obtainStyledAttributes(transitionStyle, 814cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // com.android.internal.R.styleable.FragmentAnimation); 815cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //int anim = attrs.getResourceId(styleIndex, 0); 816cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //attrs.recycle(); 817cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 818cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //if (anim == 0) { 819cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // return null; 820cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //} 821cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 822cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //return AnimatorInflater.loadAnimator(mActivity, anim); 823cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 824cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 825cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 826abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell public void performPendingDeferredStart(Fragment f) { 827abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell if (f.mDeferStart) { 82879398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell if (mExecutingActions) { 82979398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell // Wait until we're done executing our pending transactions 83079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell mHavePendingDeferredStart = true; 83179398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell return; 83279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell } 833abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell f.mDeferStart = false; 8345506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn moveToState(f, mCurState, 0, 0, false); 835abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 836abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 837abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 8385506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn void moveToState(Fragment f, int newState, int transit, int transitionStyle, 8395506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn boolean keepActive) { 840cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Fragments that are not currently added will sit in the onCreate() state. 84174c671b3b67000bf16b4865a8d361344310dccbeDianne Hackborn if ((!f.mAdded || f.mDetached) && newState > Fragment.CREATED) { 842cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn newState = Fragment.CREATED; 843cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 8442c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn if (f.mRemoving && newState > f.mState) { 8452c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn // While removing a fragment, we can't change it to a higher state. 8462c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn newState = f.mState; 8472c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn } 8486cafd27a3c89dfed10d7e226dc6168307513d4a6Adam Powell // Defer start if requested; don't allow it to move to STARTED or higher 8496cafd27a3c89dfed10d7e226dc6168307513d4a6Adam Powell // if it's not already started. 8506cafd27a3c89dfed10d7e226dc6168307513d4a6Adam Powell if (f.mDeferStart && f.mState < Fragment.STARTED && newState > Fragment.STOPPED) { 851abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell newState = Fragment.STOPPED; 852abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 853cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mState < newState) { 8549277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn // For fragments that are created from a layout, when restoring from 8559277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn // state we don't want to allow them to be created until they are 8569277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn // being reloaded from the layout. 8579277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn if (f.mFromLayout && !f.mInLayout) { 8589277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn return; 8599277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn } 860cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mAnimatingAway != null) { 861cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The fragment is currently being animated... but! Now we 862cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // want to move our state back up. Give up on waiting for the 863cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // animation, move to whatever the final state should be once 864cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // the animation is done, and then we can proceed from there. 865cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mAnimatingAway = null; 8665506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn moveToState(f, f.mStateAfterAnimating, 0, 0, true); 867cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 868cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn switch (f.mState) { 869cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.INITIALIZING: 870cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto CREATED: " + f); 871cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mSavedFragmentState != null) { 872cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mSavedViewState = f.mSavedFragmentState.getSparseParcelableArray( 873cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG); 874cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mTarget = getFragment(f.mSavedFragmentState, 875cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.TARGET_STATE_TAG); 876cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mTarget != null) { 877cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mTargetRequestCode = f.mSavedFragmentState.getInt( 878cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.TARGET_REQUEST_CODE_STATE_TAG, 0); 879cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 88079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell f.mUserVisibleHint = f.mSavedFragmentState.getBoolean( 88179398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell FragmentManagerImpl.USER_VISIBLE_HINT_TAG, true); 88279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell if (!f.mUserVisibleHint) { 88379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell f.mDeferStart = true; 88479398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell if (newState > Fragment.STOPPED) { 88579398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell newState = Fragment.STOPPED; 88679398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell } 88779398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell } 888cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 889cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mActivity = mActivity; 8900adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.mParentFragment = mParent; 8910adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.mFragmentManager = mParent != null 8920adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn ? mParent.mChildFragmentManager : mActivity.mFragments; 893cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 894cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onAttach(mActivity); 895cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 896cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 897cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onAttach()"); 898cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 8990adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (f.mParentFragment == null) { 9000adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mActivity.onAttachFragment(f); 9010adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 9020adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 903cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mRetaining) { 9040adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.performCreate(f.mSavedFragmentState); 905cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 906cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mRetaining = false; 907cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mFromLayout) { 908cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // For fragments that are part of the content view 909cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // layout, we need to instantiate the view immediately 910cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // and the inflater will take care of adding it. 9110adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.mView = f.performCreateView(f.getLayoutInflater( 9120adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.mSavedFragmentState), null, f.mSavedFragmentState); 913cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mView != null) { 914cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView = f.mView; 915cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mView = NoSaveStateFrameLayout.wrap(f.mView); 916715a71e5f73cbc33f307cbd3625db8f889a05c1aDianne Hackborn if (f.mHidden) f.mView.setVisibility(View.GONE); 917e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn f.onViewCreated(f.mView, f.mSavedFragmentState); 918cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 919cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView = null; 920cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 921cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 922cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.CREATED: 923cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState > Fragment.CREATED) { 924e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (DEBUG) Log.v(TAG, "moveto ACTIVITY_CREATED: " + f); 925cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mFromLayout) { 926cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ViewGroup container = null; 927cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mContainerId != 0) { 9280adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn container = (ViewGroup)mContainer.findViewById(f.mContainerId); 929cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (container == null && !f.mRestored) { 93013fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn throwException(new IllegalArgumentException( 93113fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn "No view found for id 0x" 93213fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn + Integer.toHexString(f.mContainerId) + " (" 93313fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn + f.getResources().getResourceName(f.mContainerId) 93413fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn + ") for fragment " + f)); 935cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 936cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 937cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mContainer = container; 9380adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.mView = f.performCreateView(f.getLayoutInflater( 9390adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.mSavedFragmentState), container, f.mSavedFragmentState); 940cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mView != null) { 941cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView = f.mView; 942cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mView = NoSaveStateFrameLayout.wrap(f.mView); 943cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (container != null) { 9449277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation anim = loadAnimation(f, transit, true, 945cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn transitionStyle); 946cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (anim != null) { 947cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mView.startAnimation(anim); 948cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 949cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn container.addView(f.mView); 950cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 951715a71e5f73cbc33f307cbd3625db8f889a05c1aDianne Hackborn if (f.mHidden) f.mView.setVisibility(View.GONE); 952e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn f.onViewCreated(f.mView, f.mSavedFragmentState); 953cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 954cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView = null; 955cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 956cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 9570adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 9580adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.performActivityCreated(f.mSavedFragmentState); 959e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (f.mView != null) { 9600adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.restoreViewState(f.mSavedFragmentState); 961e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 962cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mSavedFragmentState = null; 963cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 964cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.ACTIVITY_CREATED: 965e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn case Fragment.STOPPED: 966e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (newState > Fragment.STOPPED) { 967cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto STARTED: " + f); 9689c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn f.performStart(); 969cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 970cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.STARTED: 971cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState > Fragment.STARTED) { 972cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto RESUMED: " + f); 973cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mResumed = true; 9740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.performResume(); 9754e6647fe2551985f33407acd712a4942b090207aDianne Hackborn f.mSavedFragmentState = null; 9764e6647fe2551985f33407acd712a4942b090207aDianne Hackborn f.mSavedViewState = null; 977cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 978cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 979cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else if (f.mState > newState) { 980cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn switch (f.mState) { 981cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.RESUMED: 982cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState < Fragment.RESUMED) { 983cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom RESUMED: " + f); 9840adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.performPause(); 985cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mResumed = false; 986cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 987cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.STARTED: 988cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState < Fragment.STARTED) { 989cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom STARTED: " + f); 990cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.performStop(); 991cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 992e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn case Fragment.STOPPED: 993218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn if (newState < Fragment.STOPPED) { 994218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom STOPPED: " + f); 995218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn f.performReallyStop(); 996218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn } 997cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.ACTIVITY_CREATED: 998cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState < Fragment.ACTIVITY_CREATED) { 999e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (DEBUG) Log.v(TAG, "movefrom ACTIVITY_CREATED: " + f); 1000cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mView != null) { 1001cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Need to save the current view state if not 1002cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // done already. 1003cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mActivity.isFinishing() && f.mSavedViewState == null) { 1004cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn saveFragmentViewState(f); 1005cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1006cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 10079c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn f.performDestroyView(); 1008cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mView != null && f.mContainer != null) { 1009cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Animation anim = null; 1010cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mCurState > Fragment.INITIALIZING && !mDestroyed) { 10119277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn anim = loadAnimation(f, transit, false, 1012cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn transitionStyle); 1013cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1014cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (anim != null) { 1015cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final Fragment fragment = f; 1016cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mAnimatingAway = f.mView; 1017cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mStateAfterAnimating = newState; 1018cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn anim.setAnimationListener(new AnimationListener() { 1019cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 1020cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onAnimationEnd(Animation animation) { 1021cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mAnimatingAway != null) { 1022cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mAnimatingAway = null; 1023cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(fragment, fragment.mStateAfterAnimating, 10245506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn 0, 0, false); 1025cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1026cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1027cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 1028cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onAnimationRepeat(Animation animation) { 1029cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1030cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 1031cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onAnimationStart(Animation animation) { 1032cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1033cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }); 10349277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn f.mView.startAnimation(anim); 1035cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1036cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mContainer.removeView(f.mView); 1037cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1038cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mContainer = null; 1039cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mView = null; 1040cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView = null; 1041cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1042cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case Fragment.CREATED: 1043cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newState < Fragment.CREATED) { 1044cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mDestroyed) { 1045cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mAnimatingAway != null) { 1046cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The fragment's containing activity is 1047cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // being destroyed, but this fragment is 1048cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // currently animating away. Stop the 1049cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // animation right now -- it is not needed, 1050cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // and we can't wait any more on destroying 1051cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // the fragment. 1052cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View v = f.mAnimatingAway; 1053cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mAnimatingAway = null; 1054cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn v.clearAnimation(); 1055cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1056cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1057cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mAnimatingAway != null) { 1058cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // We are waiting for the fragment's view to finish 1059cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // animating away. Just make a note of the state 1060cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // the fragment now should move to once the animation 1061cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // is done. 1062cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mStateAfterAnimating = newState; 10632c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn newState = Fragment.CREATED; 1064cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1065cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom CREATED: " + f); 1066cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mRetaining) { 10670adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.performDestroy(); 1068cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1069cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1070cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mCalled = false; 1071cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onDetach(); 1072cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!f.mCalled) { 1073cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 1074cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " did not call through to super.onDetach()"); 1075cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 10765506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn if (!keepActive) { 10775506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn if (!f.mRetaining) { 10785506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn makeInactive(f); 10795506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn } else { 10805506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn f.mActivity = null; 10815506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn f.mFragmentManager = null; 10825506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn } 10832c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn } 1084cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1085cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1086cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1087cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1088cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1089cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mState = newState; 1090cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1091cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1092cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void moveToState(Fragment f) { 10935506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn moveToState(f, mCurState, 0, 0, false); 1094cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1095cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1096cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void moveToState(int newState, boolean always) { 1097cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(newState, 0, 0, always); 1098cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1099cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1100cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void moveToState(int newState, int transit, int transitStyle, boolean always) { 1101cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null && newState != Fragment.INITIALIZING) { 1102cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("No activity"); 1103cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 11040adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 1105cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!always && mCurState == newState) { 1106cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return; 1107cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 11080adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 1109cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCurState = newState; 1110cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1111abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell boolean loadersRunning = false; 1112cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mActive.size(); i++) { 1113cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1114cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null) { 11155506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn moveToState(f, newState, transit, transitStyle, false); 1116abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell if (f.mLoaderManager != null) { 1117abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell loadersRunning |= f.mLoaderManager.hasRunningLoaders(); 1118abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 1119cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1120cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1121cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1122abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell if (!loadersRunning) { 1123abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell startPendingDeferredFragments(); 1124abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 1125abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 11262a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (mNeedMenuInvalidate && mActivity != null && mCurState == Fragment.RESUMED) { 1127681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn mActivity.supportInvalidateOptionsMenu(); 1128cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mNeedMenuInvalidate = false; 1129cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1130cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1131cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1132abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 1133abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell void startPendingDeferredFragments() { 11341199ae7067cdf8cf3eb30c057a61ae71a0aea1e5Adam Powell if (mActive == null) return; 11351199ae7067cdf8cf3eb30c057a61ae71a0aea1e5Adam Powell 1136abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell for (int i=0; i<mActive.size(); i++) { 1137abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell Fragment f = mActive.get(i); 1138abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell if (f != null) { 1139abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell performPendingDeferredStart(f); 1140abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 1141abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 1142abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 1143cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1144cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void makeActive(Fragment f) { 1145cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mIndex >= 0) { 1146cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return; 1147cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1148cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1149cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailIndices == null || mAvailIndices.size() <= 0) { 1150cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive == null) { 1151cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive = new ArrayList<Fragment>(); 1152cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 11530adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.setIndex(mActive.size(), mParent); 1154cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive.add(f); 1155cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1156cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 11570adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.setIndex(mAvailIndices.remove(mAvailIndices.size()-1), mParent); 1158cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive.set(f.mIndex, f); 1159cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1160be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackborn if (DEBUG) Log.v(TAG, "Allocated fragment index " + f); 1161cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1162cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1163cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void makeInactive(Fragment f) { 1164cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mIndex < 0) { 1165cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return; 1166cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1167cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1168be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackborn if (DEBUG) Log.v(TAG, "Freeing fragment index " + f); 1169cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive.set(f.mIndex, null); 1170cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailIndices == null) { 1171cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailIndices = new ArrayList<Integer>(); 1172cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1173cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailIndices.add(f.mIndex); 11740adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mActivity.invalidateSupportFragment(f.mWho); 11759c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn f.initState(); 1176cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1177cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1178cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void addFragment(Fragment fragment, boolean moveToStateNow) { 1179cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAdded == null) { 1180cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAdded = new ArrayList<Fragment>(); 1181cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1182cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "add: " + fragment); 1183e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn makeActive(fragment); 1184e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (!fragment.mDetached) { 11853a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn if (mAdded.contains(fragment)) { 11863a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn throw new IllegalStateException("Fragment already added: " + fragment); 11873a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn } 1188e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mAdded.add(fragment); 1189e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mAdded = true; 1190e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mRemoving = false; 11912a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (fragment.mHasMenu && fragment.mMenuVisible) { 1192e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mNeedMenuInvalidate = true; 1193e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1194e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (moveToStateNow) { 1195e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn moveToState(fragment); 1196e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1197cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1198cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1199cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1200cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void removeFragment(Fragment fragment, int transition, int transitionStyle) { 1201cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "remove: " + fragment + " nesting=" + fragment.mBackStackNesting); 1202e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn final boolean inactive = !fragment.isInBackStack(); 1203e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (!fragment.mDetached || inactive) { 1204464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn if (mAdded != null) { 1205464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn mAdded.remove(fragment); 1206464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn } 12072a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (fragment.mHasMenu && fragment.mMenuVisible) { 1208e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mNeedMenuInvalidate = true; 1209e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1210e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mAdded = false; 1211e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mRemoving = true; 1212e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn moveToState(fragment, inactive ? Fragment.INITIALIZING : Fragment.CREATED, 12135506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn transition, transitionStyle, false); 1214cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1215cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1216cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1217cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void hideFragment(Fragment fragment, int transition, int transitionStyle) { 1218cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "hide: " + fragment); 1219cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!fragment.mHidden) { 1220cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mHidden = true; 1221cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mView != null) { 1222495efcad8c8865e3e6f14e4ea3d79cfb1d2410f9Alexander Mironov Animation anim = loadAnimation(fragment, transition, false, 1223cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn transitionStyle); 1224cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (anim != null) { 1225cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mView.startAnimation(anim); 1226cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1227cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mView.setVisibility(View.GONE); 1228cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 12292a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (fragment.mAdded && fragment.mHasMenu && fragment.mMenuVisible) { 1230cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mNeedMenuInvalidate = true; 1231cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1232cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.onHiddenChanged(true); 1233cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1234cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1235cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1236cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void showFragment(Fragment fragment, int transition, int transitionStyle) { 1237cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "show: " + fragment); 1238cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mHidden) { 1239cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mHidden = false; 1240cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragment.mView != null) { 12419277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn Animation anim = loadAnimation(fragment, transition, true, 1242cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn transitionStyle); 1243cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (anim != null) { 1244cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mView.startAnimation(anim); 1245cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1246cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.mView.setVisibility(View.VISIBLE); 1247cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 12482a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (fragment.mAdded && fragment.mHasMenu && fragment.mMenuVisible) { 1249cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mNeedMenuInvalidate = true; 1250cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1251cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragment.onHiddenChanged(false); 1252cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1253cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1254cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1255e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn public void detachFragment(Fragment fragment, int transition, int transitionStyle) { 1256e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (DEBUG) Log.v(TAG, "detach: " + fragment); 1257e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (!fragment.mDetached) { 1258e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mDetached = true; 1259e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (fragment.mAdded) { 1260e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn // We are not already in back stack, so need to remove the fragment. 1261464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn if (mAdded != null) { 12623a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn if (DEBUG) Log.v(TAG, "remove from detach: " + fragment); 1263464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn mAdded.remove(fragment); 1264464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn } 12652a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (fragment.mHasMenu && fragment.mMenuVisible) { 1266e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mNeedMenuInvalidate = true; 1267e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1268e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mAdded = false; 12695506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn moveToState(fragment, Fragment.CREATED, transition, transitionStyle, false); 1270e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1271e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1272e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1273e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 1274e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn public void attachFragment(Fragment fragment, int transition, int transitionStyle) { 1275e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (DEBUG) Log.v(TAG, "attach: " + fragment); 1276e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (fragment.mDetached) { 1277e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mDetached = false; 1278e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn if (!fragment.mAdded) { 1279464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn if (mAdded == null) { 1280464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn mAdded = new ArrayList<Fragment>(); 1281464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn } 12823a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn if (mAdded.contains(fragment)) { 12833a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn throw new IllegalStateException("Fragment already added: " + fragment); 12843a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn } 12853a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn if (DEBUG) Log.v(TAG, "add from attach: " + fragment); 1286e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mAdded.add(fragment); 1287e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn fragment.mAdded = true; 12882a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (fragment.mHasMenu && fragment.mMenuVisible) { 1289e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mNeedMenuInvalidate = true; 1290e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 12915506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn moveToState(fragment, mCurState, transition, transitionStyle, false); 1292e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1293e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1294e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 1295e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 1296cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment findFragmentById(int id) { 1297464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn if (mAdded != null) { 1298cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // First look through added fragments. 1299cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mAdded.size()-1; i>=0; i--) { 1300cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1301cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && f.mFragmentId == id) { 1302cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 1303cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1304cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1305464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn } 1306464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn if (mActive != null) { 1307cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Now for any known fragment. 1308cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 1309cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1310cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && f.mFragmentId == id) { 1311cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 1312cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1313cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1314cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1315cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1316cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1317cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1318cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment findFragmentByTag(String tag) { 1319464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn if (mAdded != null && tag != null) { 1320cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // First look through added fragments. 1321cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mAdded.size()-1; i>=0; i--) { 1322cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1323cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && tag.equals(f.mTag)) { 1324cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 1325cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1326cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1327464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn } 1328464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn if (mActive != null && tag != null) { 1329cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Now for any known fragment. 1330cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 1331cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1332cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && tag.equals(f.mTag)) { 1333cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 1334cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1335cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1336cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1337cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1338cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1339cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1340cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment findFragmentByWho(String who) { 1341cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null && who != null) { 1342cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 1343cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 13440adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (f != null && (f=f.findFragmentByWho(who)) != null) { 1345cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 1346cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1347cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1348cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1349cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1350cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1351cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1352cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn private void checkStateLoss() { 1353cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mStateSaved) { 1354cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException( 1355cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn "Can not perform this action after onSaveInstanceState"); 1356cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1357cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mNoTransactionsBecause != null) { 1358cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException( 1359cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn "Can not perform this action inside of " + mNoTransactionsBecause); 1360cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1361cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1362cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1363ab6e5dbcc6e05994ebb4257478c54f54085b9aa6Alan Viverette /** 1364ab6e5dbcc6e05994ebb4257478c54f54085b9aa6Alan Viverette * Adds an action to the queue of pending actions. 1365ab6e5dbcc6e05994ebb4257478c54f54085b9aa6Alan Viverette * 1366ab6e5dbcc6e05994ebb4257478c54f54085b9aa6Alan Viverette * @param action the action to add 1367ab6e5dbcc6e05994ebb4257478c54f54085b9aa6Alan Viverette * @param allowStateLoss whether to allow loss of state information 1368ab6e5dbcc6e05994ebb4257478c54f54085b9aa6Alan Viverette * @throws IllegalStateException if the activity has been destroyed 1369ab6e5dbcc6e05994ebb4257478c54f54085b9aa6Alan Viverette */ 1370cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void enqueueAction(Runnable action, boolean allowStateLoss) { 1371cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!allowStateLoss) { 1372cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn checkStateLoss(); 1373cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1374cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 1375ab6e5dbcc6e05994ebb4257478c54f54085b9aa6Alan Viverette if (mDestroyed || mActivity == null) { 1376cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Activity has been destroyed"); 1377cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1378cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mPendingActions == null) { 1379cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mPendingActions = new ArrayList<Runnable>(); 1380cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1381cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mPendingActions.add(action); 1382cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mPendingActions.size() == 1) { 1383cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.mHandler.removeCallbacks(mExecCommit); 1384cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.mHandler.post(mExecCommit); 1385cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1386cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1387cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1388cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1389cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int allocBackStackIndex(BackStackRecord bse) { 1390cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 1391cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailBackStackIndices == null || mAvailBackStackIndices.size() <= 0) { 1392cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackIndices == null) { 1393cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices = new ArrayList<BackStackRecord>(); 1394cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1395cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int index = mBackStackIndices.size(); 1396cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Setting back stack index " + index + " to " + bse); 1397cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.add(bse); 1398cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return index; 1399cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1400cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1401cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int index = mAvailBackStackIndices.remove(mAvailBackStackIndices.size()-1); 1402cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding back stack index " + index + " with " + bse); 1403cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.set(index, bse); 1404cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return index; 1405cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1406cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1407cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1408cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1409cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setBackStackIndex(int index, BackStackRecord bse) { 1410cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 1411cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackIndices == null) { 1412cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices = new ArrayList<BackStackRecord>(); 1413cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1414cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int N = mBackStackIndices.size(); 1415cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (index < N) { 1416cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Setting back stack index " + index + " to " + bse); 1417cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.set(index, bse); 1418cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1419cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn while (N < index) { 1420cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.add(null); 1421cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailBackStackIndices == null) { 1422cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailBackStackIndices = new ArrayList<Integer>(); 1423cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1424cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding available back stack index " + N); 1425cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailBackStackIndices.add(N); 1426cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N++; 1427cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1428cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding back stack index " + index + " with " + bse); 1429cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.add(bse); 1430cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1431cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1432cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1433cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1434cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void freeBackStackIndex(int index) { 1435cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 1436cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackIndices.set(index, null); 1437cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailBackStackIndices == null) { 1438cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailBackStackIndices = new ArrayList<Integer>(); 1439cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1440cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Freeing back stack index " + index); 1441cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailBackStackIndices.add(index); 1442cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1443cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1444cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1445cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1446cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Only call from main thread! 1447cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1448cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean execPendingActions() { 1449cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mExecutingActions) { 1450cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Recursive entry to executePendingTransactions"); 1451cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1452cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1453cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (Looper.myLooper() != mActivity.mHandler.getLooper()) { 1454cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Must be called from main thread of process"); 1455cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1456cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1457cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean didSomething = false; 1458cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1459cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn while (true) { 1460cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int numActions; 1461cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1462cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn synchronized (this) { 1463cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mPendingActions == null || mPendingActions.size() == 0) { 146479398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell break; 1465cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1466cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1467cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn numActions = mPendingActions.size(); 1468cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mTmpActions == null || mTmpActions.length < numActions) { 1469cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTmpActions = new Runnable[numActions]; 1470cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1471cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mPendingActions.toArray(mTmpActions); 1472cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mPendingActions.clear(); 1473cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.mHandler.removeCallbacks(mExecCommit); 1474cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1475cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1476cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mExecutingActions = true; 1477cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<numActions; i++) { 1478cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTmpActions[i].run(); 14799f491519261135d9de50b60c2182755ccb665bf5Jeff Sharkey mTmpActions[i] = null; 1480cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1481cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mExecutingActions = false; 1482cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn didSomething = true; 1483cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 148479398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell 148579398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell if (mHavePendingDeferredStart) { 148679398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell boolean loadersRunning = false; 148779398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell for (int i=0; i<mActive.size(); i++) { 148879398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell Fragment f = mActive.get(i); 148979398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell if (f != null && f.mLoaderManager != null) { 149079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell loadersRunning |= f.mLoaderManager.hasRunningLoaders(); 149179398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell } 149279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell } 149379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell if (!loadersRunning) { 149479398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell mHavePendingDeferredStart = false; 149579398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell startPendingDeferredFragments(); 149679398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell } 149779398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell } 149879398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell return didSomething; 1499cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 150079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell 1501cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void reportBackStackChanged() { 1502cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStackChangeListeners != null) { 1503cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mBackStackChangeListeners.size(); i++) { 1504cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStackChangeListeners.get(i).onBackStackChanged(); 1505cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1506cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1507cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1508cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1509cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void addBackStackState(BackStackRecord state) { 1510cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStack == null) { 1511cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack = new ArrayList<BackStackRecord>(); 1512cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1513cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack.add(state); 1514cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn reportBackStackChanged(); 1515cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1516cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1517cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean popBackStackState(Handler handler, String name, int id, int flags) { 1518cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStack == null) { 1519cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1520cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1521cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (name == null && id < 0 && (flags&POP_BACK_STACK_INCLUSIVE) == 0) { 1522cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int last = mBackStack.size()-1; 1523cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (last < 0) { 1524cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1525cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1526cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final BackStackRecord bss = mBackStack.remove(last); 1527cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn bss.popFromBackStack(true); 1528cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn reportBackStackChanged(); 1529cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1530cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int index = -1; 1531cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (name != null || id >= 0) { 1532cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If a name or ID is specified, look for that place in 1533cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // the stack. 1534cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn index = mBackStack.size()-1; 1535cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn while (index >= 0) { 1536cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackRecord bss = mBackStack.get(index); 1537cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (name != null && name.equals(bss.getName())) { 1538cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1539cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1540cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (id >= 0 && id == bss.mIndex) { 1541cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1542cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1543cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn index--; 1544cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1545cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (index < 0) { 1546cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1547cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1548cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if ((flags&POP_BACK_STACK_INCLUSIVE) != 0) { 1549cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn index--; 1550cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Consume all following entries that match. 1551cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn while (index >= 0) { 1552cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackRecord bss = mBackStack.get(index); 1553cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if ((name != null && name.equals(bss.getName())) 1554cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn || (id >= 0 && id == bss.mIndex)) { 1555cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn index--; 1556cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn continue; 1557cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1558cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 1559cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1560cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1561cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1562cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (index == mBackStack.size()-1) { 1563cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1564cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1565cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final ArrayList<BackStackRecord> states 1566cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn = new ArrayList<BackStackRecord>(); 1567cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=mBackStack.size()-1; i>index; i--) { 1568cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn states.add(mBackStack.remove(i)); 1569cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1570cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int LAST = states.size()-1; 1571cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<=LAST; i++) { 1572cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Popping back stack state: " + states.get(i)); 1573cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn states.get(i).popFromBackStack(i == LAST); 1574cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1575cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn reportBackStackChanged(); 1576cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1577cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return true; 1578cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1579cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1580cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> retainNonConfig() { 1581cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> fragments = null; 1582cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive != null) { 1583cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mActive.size(); i++) { 1584cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1585cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null && f.mRetainInstance) { 1586cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fragments == null) { 1587cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragments = new ArrayList<Fragment>(); 1588cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1589cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fragments.add(f); 1590cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mRetaining = true; 15912c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn f.mTargetIndex = f.mTarget != null ? f.mTarget.mIndex : -1; 1592be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackborn if (DEBUG) Log.v(TAG, "retainNonConfig: keeping retained " + f); 1593cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1594cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1595cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1596cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return fragments; 1597cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1598cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1599cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void saveFragmentViewState(Fragment f) { 1600cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mInnerView == null) { 1601cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return; 1602cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1603cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mStateArray == null) { 1604cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateArray = new SparseArray<Parcelable>(); 1605ea2c91b0198855073983b4a8437aa71cbd83872fDianne Hackborn } else { 1606ea2c91b0198855073983b4a8437aa71cbd83872fDianne Hackborn mStateArray.clear(); 1607cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1608cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInnerView.saveHierarchyState(mStateArray); 1609cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mStateArray.size() > 0) { 1610cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mSavedViewState = mStateArray; 1611cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateArray = null; 1612cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1613cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1614cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 16155c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn Bundle saveFragmentBasicState(Fragment f) { 16165c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn Bundle result = null; 16175c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 16185c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (mStateBundle == null) { 16195c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mStateBundle = new Bundle(); 16205c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 16210adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.performSaveInstanceState(mStateBundle); 16225c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (!mStateBundle.isEmpty()) { 16235c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn result = mStateBundle; 16245c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mStateBundle = null; 16255c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 16265c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 16275c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (f.mView != null) { 16285c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn saveFragmentViewState(f); 16295c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 16305c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (f.mSavedViewState != null) { 16315c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (result == null) { 16325c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn result = new Bundle(); 16335c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 16345c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn result.putSparseParcelableArray( 16355c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG, f.mSavedViewState); 16365c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 163779398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell if (!f.mUserVisibleHint) { 1638f4c0cf637ba73374a206cec26c09d4dfa4c1a364Jake Wharton if (result == null) { 1639f4c0cf637ba73374a206cec26c09d4dfa4c1a364Jake Wharton result = new Bundle(); 1640f4c0cf637ba73374a206cec26c09d4dfa4c1a364Jake Wharton } 164179398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell // Only add this if it's not the default value 164279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell result.putBoolean(FragmentManagerImpl.USER_VISIBLE_HINT_TAG, f.mUserVisibleHint); 164379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell } 16445c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 16455c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return result; 16465c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 16475c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 1648cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Parcelable saveAllState() { 1649cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Make sure all pending operations have now been executed to get 1650cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // our state update-to-date. 1651cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn execPendingActions(); 1652cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1653681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn if (HONEYCOMB) { 1654681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // As of Honeycomb, we save state after pausing. Prior to that 1655681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // it is before pausing. With fragments this is an issue, since 1656681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // there are many things you may do after pausing but before 1657681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // stopping that change the fragment state. For those older 1658681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // devices, we will not at this point say that we have saved 1659681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // the state, so we will allow them to continue doing fragment 1660681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // transactions. This retains the same semantics as Honeycomb, 1661681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // though you do have the risk of losing the very most recent state 1662681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // if the process is killed... we'll live with that. 1663681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn mStateSaved = true; 1664681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn } 1665cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1666cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActive == null || mActive.size() <= 0) { 1667cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1668cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1669cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1670cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // First collect all active fragments. 1671cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int N = mActive.size(); 1672cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentState[] active = new FragmentState[N]; 1673cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean haveFragments = false; 1674cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 1675cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(i); 1676cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null) { 16771b913519b1c03b084779851e81db2e1a11eb0b0dDianne Hackborn if (f.mIndex < 0) { 167813fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn throwException(new IllegalStateException( 167913fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn "Failure saving state: active " + f 168013fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn + " has cleared index: " + f.mIndex)); 16811b913519b1c03b084779851e81db2e1a11eb0b0dDianne Hackborn } 16821b913519b1c03b084779851e81db2e1a11eb0b0dDianne Hackborn 1683cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn haveFragments = true; 1684cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1685cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentState fs = new FragmentState(f); 1686cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn active[i] = fs; 1687cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1688cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mState > Fragment.INITIALIZING && fs.mSavedFragmentState == null) { 16895c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn fs.mSavedFragmentState = saveFragmentBasicState(f); 1690cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1691cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mTarget != null) { 1692cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mTarget.mIndex < 0) { 169313fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn throwException(new IllegalStateException( 169413fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn "Failure saving state: " + f 169513fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn + " has target not in fragment manager: " + f.mTarget)); 1696cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1697cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fs.mSavedFragmentState == null) { 1698cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mSavedFragmentState = new Bundle(); 1699cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1700cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn putFragment(fs.mSavedFragmentState, 1701cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.TARGET_STATE_TAG, f.mTarget); 1702cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f.mTargetRequestCode != 0) { 1703cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mSavedFragmentState.putInt( 1704cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.TARGET_REQUEST_CODE_STATE_TAG, 1705cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mTargetRequestCode); 1706cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1707cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1708cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1709cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1710cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mSavedFragmentState = f.mSavedFragmentState; 1711cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1712cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1713cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "Saved state of " + f + ": " 1714cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + fs.mSavedFragmentState); 1715cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1716cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1717cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1718cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!haveFragments) { 1719cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: no fragments!"); 1720cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 1721cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1722cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1723cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int[] added = null; 1724cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackState[] backStack = null; 1725cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1726cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Build list of currently added fragments. 1727cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAdded != null) { 1728cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mAdded.size(); 1729cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 1730cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn added = new int[N]; 1731cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 1732cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn added[i] = mAdded.get(i).mIndex; 17331b913519b1c03b084779851e81db2e1a11eb0b0dDianne Hackborn if (added[i] < 0) { 173413fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn throwException(new IllegalStateException( 173513fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn "Failure saving state: active " + mAdded.get(i) 173613fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn + " has cleared index: " + added[i])); 17371b913519b1c03b084779851e81db2e1a11eb0b0dDianne Hackborn } 1738cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: adding fragment #" + i 1739cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": " + mAdded.get(i)); 1740cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1741cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1742cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1743cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1744cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Now save back stack. 1745cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mBackStack != null) { 1746cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn N = mBackStack.size(); 1747cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (N > 0) { 1748cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn backStack = new BackStackState[N]; 1749cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<N; i++) { 1750cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn backStack[i] = new BackStackState(this, mBackStack.get(i)); 1751cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: adding back stack #" + i 1752cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": " + mBackStack.get(i)); 1753cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1754cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1755cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1756cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1757cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerState fms = new FragmentManagerState(); 1758cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fms.mActive = active; 1759cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fms.mAdded = added; 1760cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fms.mBackStack = backStack; 1761cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return fms; 1762cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1763cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1764cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void restoreAllState(Parcelable state, ArrayList<Fragment> nonConfig) { 1765cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If there is no saved state at all, then there can not be 1766cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // any nonConfig fragments either, so that is that. 1767cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (state == null) return; 1768cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerState fms = (FragmentManagerState)state; 1769cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fms.mActive == null) return; 1770cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1771cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // First re-attach any non-config instances we are retaining back 1772cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // to their saved state, so we don't try to instantiate them again. 1773cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (nonConfig != null) { 1774cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<nonConfig.size(); i++) { 1775cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = nonConfig.get(i); 1776cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: re-attaching retained " + f); 1777cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentState fs = fms.mActive[f.mIndex]; 1778cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mInstance = f; 1779cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mSavedViewState = null; 1780cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mBackStackNesting = 0; 1781cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mInLayout = false; 1782cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mAdded = false; 17832c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn f.mTarget = null; 1784cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fs.mSavedFragmentState != null) { 1785cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mSavedFragmentState.setClassLoader(mActivity.getClassLoader()); 1786cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mSavedViewState = fs.mSavedFragmentState.getSparseParcelableArray( 1787cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG); 1788cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1789cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1790cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1791cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1792cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Build the full list of active fragments, instantiating them from 1793cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // their saved state. 1794cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive = new ArrayList<Fragment>(fms.mActive.length); 1795cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailIndices != null) { 1796cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailIndices.clear(); 1797cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1798cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<fms.mActive.length; i++) { 1799cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentState fs = fms.mActive[i]; 1800cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fs != null) { 18010adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn Fragment f = fs.instantiate(mActivity, mParent); 18023a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: active #" + i + ": " + f); 1803cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive.add(f); 1804cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Now that the fragment is instantiated (or came from being 1805cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // retained above), clear mInstance in case we end up re-restoring 1806cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // from this FragmentState again. 1807cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn fs.mInstance = null; 1808cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1809cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActive.add(null); 1810cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAvailIndices == null) { 1811cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailIndices = new ArrayList<Integer>(); 1812cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 18133a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: avail #" + i); 1814cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAvailIndices.add(i); 1815cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1816cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1817cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1818cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Update the target of all retained fragments. 1819cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (nonConfig != null) { 1820cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<nonConfig.size(); i++) { 1821cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = nonConfig.get(i); 18222c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn if (f.mTargetIndex >= 0) { 18232c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn if (f.mTargetIndex < mActive.size()) { 18242c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn f.mTarget = mActive.get(f.mTargetIndex); 1825cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1826cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Log.w(TAG, "Re-attaching retained fragment " + f 18272c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn + " target no longer exists: " + f.mTargetIndex); 1828cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mTarget = null; 1829cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1830cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1831cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1832cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1833cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1834cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Build the list of currently added fragments. 1835cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fms.mAdded != null) { 1836cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAdded = new ArrayList<Fragment>(fms.mAdded.length); 1837cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<fms.mAdded.length; i++) { 1838cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mActive.get(fms.mAdded[i]); 1839cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f == null) { 184013fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn throwException(new IllegalStateException( 184113fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn "No instantiated fragment for index #" + fms.mAdded[i])); 1842cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1843cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mAdded = true; 18443a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: added #" + i + ": " + f); 18453a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn if (mAdded.contains(f)) { 18463a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn throw new IllegalStateException("Already added!"); 18473a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn } 1848cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAdded.add(f); 1849cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1850cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1851cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mAdded = null; 1852cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1853cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1854cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Build the back stack. 1855cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (fms.mBackStack != null) { 1856cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack = new ArrayList<BackStackRecord>(fms.mBackStack.length); 1857cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<fms.mBackStack.length; i++) { 1858cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn BackStackRecord bse = fms.mBackStack[i].instantiate(this); 18593a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn if (DEBUG) { 18603a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn Log.v(TAG, "restoreAllState: back stack #" + i 1861cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " (index " + bse.mIndex + "): " + bse); 18623a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn LogWriter logw = new LogWriter(TAG); 18633a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn PrintWriter pw = new PrintWriter(logw); 18643a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn bse.dump(" ", pw, false); 18653a7571011a8f2c2e2685c4e3e7a6fa46673ee7eaDianne Hackborn } 1866cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack.add(bse); 1867cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (bse.mIndex >= 0) { 1868cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn setBackStackIndex(bse.mIndex, bse); 1869cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1870cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1871cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1872cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mBackStack = null; 1873cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1874cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1875cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 18760adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn public void attachActivity(FragmentActivity activity, 18770adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn FragmentContainer container, Fragment parent) { 187813fb2b96fa8464e7b8514c57e1ad5ea782b3a52cDianne Hackborn if (mActivity != null) throw new IllegalStateException("Already attached"); 1879cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity = activity; 18800adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mContainer = container; 18810adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mParent = parent; 1882cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1883cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1884cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void noteStateNotSaved() { 1885cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateSaved = false; 1886cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1887cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1888cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchCreate() { 1889cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateSaved = false; 1890cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.CREATED, false); 1891cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1892cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1893cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchActivityCreated() { 1894cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateSaved = false; 1895cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.ACTIVITY_CREATED, false); 1896cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1897cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1898cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchStart() { 1899cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateSaved = false; 1900cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.STARTED, false); 1901cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1902cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1903cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchResume() { 1904cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mStateSaved = false; 1905cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.RESUMED, false); 1906cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1907cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1908cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchPause() { 1909cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.STARTED, false); 1910cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1911cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1912cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchStop() { 1913681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // See saveAllState() for the explanation of this. We do this for 1914681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // all platform versions, to keep our behavior more consistent between 1915681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn // them. 1916681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn mStateSaved = true; 1917681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn 1918e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn moveToState(Fragment.STOPPED, false); 1919cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1920cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1921218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn public void dispatchReallyStop() { 1922218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn moveToState(Fragment.ACTIVITY_CREATED, false); 1923681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn } 1924681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn 19250adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn public void dispatchDestroyView() { 19260adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn moveToState(Fragment.CREATED, false); 19270adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19280adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn 1929cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchDestroy() { 1930cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mDestroyed = true; 1931e8b402b00c0cbdac050c349a5fc89c34580f3185Dianne Hackborn execPendingActions(); 1932cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn moveToState(Fragment.INITIALIZING, false); 1933cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity = null; 19340adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mContainer = null; 19350adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn mParent = null; 1936cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1937cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1938cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchConfigurationChanged(Configuration newConfig) { 1939464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn if (mAdded != null) { 1940cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1941cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1942cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null) { 19430adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.performConfigurationChanged(newConfig); 1944cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1945cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1946cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1947cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1948cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1949cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchLowMemory() { 1950464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn if (mAdded != null) { 1951cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1952cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 1953cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (f != null) { 19540adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.performLowMemory(); 1955cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1956cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1957cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1958cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1959cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1960cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean dispatchCreateOptionsMenu(Menu menu, MenuInflater inflater) { 1961cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean show = false; 1962cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ArrayList<Fragment> newMenus = null; 1963464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn if (mAdded != null) { 1964cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1965cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 19660adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (f != null) { 19670adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (f.performCreateOptionsMenu(menu, inflater)) { 19680adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show = true; 19690adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (newMenus == null) { 19700adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn newMenus = new ArrayList<Fragment>(); 19710adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 19720adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn newMenus.add(f); 1973cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1974cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1975cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1976cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1977c1e87ac17c772ee3c5fd3b3f08321226e2c7ffa4Chris Banes 1978cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mCreatedMenus != null) { 1979cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mCreatedMenus.size(); i++) { 1980cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mCreatedMenus.get(i); 1981cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (newMenus == null || !newMenus.contains(f)) { 1982cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.onDestroyOptionsMenu(); 1983cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1984cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1985cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1986c1e87ac17c772ee3c5fd3b3f08321226e2c7ffa4Chris Banes 1987cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCreatedMenus = newMenus; 1988c1e87ac17c772ee3c5fd3b3f08321226e2c7ffa4Chris Banes 1989cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return show; 1990cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1991cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1992cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean dispatchPrepareOptionsMenu(Menu menu) { 1993cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean show = false; 1994464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn if (mAdded != null) { 1995cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1996cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 19970adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (f != null) { 19980adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (f.performPrepareOptionsMenu(menu)) { 19990adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn show = true; 20000adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn } 2001cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2002cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2003cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2004cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return show; 2005cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2006cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 2007cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean dispatchOptionsItemSelected(MenuItem item) { 2008464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn if (mAdded != null) { 2009cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 2010cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 20110adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (f != null) { 20120adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (f.performOptionsItemSelected(item)) { 2013cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return true; 2014cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2015cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2016cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2017cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2018cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 2019cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2020cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 2021cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean dispatchContextItemSelected(MenuItem item) { 2022464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn if (mAdded != null) { 2023cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 2024cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 20250adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (f != null) { 20260adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (f.performContextItemSelected(item)) { 2027cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return true; 2028cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2029cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2030cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2031cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2032cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 2033cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2034cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 2035cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dispatchOptionsMenuClosed(Menu menu) { 2036464b6f3c93dda03359ec2d37c8205065922f2994Dianne Hackborn if (mAdded != null) { 2037cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 2038cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = mAdded.get(i); 20390adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn if (f != null) { 20400adacc1aa313d757ae1c517152cef838e0f35c13Dianne Hackborn f.performOptionsMenuClosed(menu); 2041cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2042cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2043cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2044cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2045461b48b4588ac21b97aa40553f04222c2c0344e7Chris Banes 2046cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static int reverseTransit(int transit) { 2047cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int rev = 0; 2048cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn switch (transit) { 2049cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_OPEN: 2050cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn rev = FragmentTransaction.TRANSIT_FRAGMENT_CLOSE; 2051cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 2052cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_CLOSE: 2053cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn rev = FragmentTransaction.TRANSIT_FRAGMENT_OPEN; 2054cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 2055cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_FADE: 2056cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn rev = FragmentTransaction.TRANSIT_FRAGMENT_FADE; 2057cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 2058cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2059cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return rev; 2060cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 2061cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2062cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 20639277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_OPEN_ENTER = 1; 20649277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_OPEN_EXIT = 2; 20659277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_CLOSE_ENTER = 3; 20669277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_CLOSE_EXIT = 4; 20679277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_FADE_ENTER = 5; 20689277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public static final int ANIM_STYLE_FADE_EXIT = 6; 20699277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn 2070cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static int transitToStyleIndex(int transit, boolean enter) { 2071cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int animAttr = -1; 2072cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn switch (transit) { 2073cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_OPEN: 20749277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn animAttr = enter ? ANIM_STYLE_OPEN_ENTER : ANIM_STYLE_OPEN_EXIT; 2075cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 2076cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_CLOSE: 20779277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn animAttr = enter ? ANIM_STYLE_CLOSE_ENTER : ANIM_STYLE_CLOSE_EXIT; 2078cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 2079cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_FADE: 20809277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn animAttr = enter ? ANIM_STYLE_FADE_ENTER : ANIM_STYLE_FADE_EXIT; 2081cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn break; 2082cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2083cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return animAttr; 2084cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 2085cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 2086