FragmentManager.java revision 1b39e221e2d2db98f8aea7dd7b7ded3eca6f3d55
12dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn/* 22dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * Copyright (C) 2010 The Android Open Source Project 32dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * 42dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * Licensed under the Apache License, Version 2.0 (the "License"); 52dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * you may not use this file except in compliance with the License. 62dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * You may obtain a copy of the License at 72dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * 82dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * http://www.apache.org/licenses/LICENSE-2.0 92dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * 102dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * Unless required by applicable law or agreed to in writing, software 112dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * distributed under the License is distributed on an "AS IS" BASIS, 122dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 132dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * See the License for the specific language governing permissions and 142dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * limitations under the License. 152dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn */ 162dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 172dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackbornpackage android.app; 182dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 19a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haaseimport android.animation.Animator; 20a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haaseimport android.animation.AnimatorInflater; 21b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haaseimport android.animation.AnimatorListenerAdapter; 229d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackbornimport android.content.res.Configuration; 23f121be737c59390d97e21a92be8e166001534c7dDianne Hackbornimport android.content.res.TypedArray; 242dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackbornimport android.os.Bundle; 25ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackbornimport android.os.Handler; 263a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackbornimport android.os.Looper; 27b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackbornimport android.os.Parcel; 28b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackbornimport android.os.Parcelable; 29a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackbornimport android.util.DebugUtils; 305ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackbornimport android.util.Log; 31b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackbornimport android.util.SparseArray; 32b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackbornimport android.view.Menu; 33b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackbornimport android.view.MenuInflater; 34b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackbornimport android.view.MenuItem; 355ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackbornimport android.view.View; 362dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackbornimport android.view.ViewGroup; 372dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 38625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackbornimport java.io.FileDescriptor; 39625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackbornimport java.io.PrintWriter; 402dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackbornimport java.util.ArrayList; 41d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackbornimport java.util.Arrays; 422dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 43b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn/** 44b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Interface for interacting with {@link Fragment} objects inside of an 45b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * {@link Activity} 46b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 47ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackbornpublic abstract class FragmentManager { 48b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 49c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Representation of an entry on the fragment back stack, as created 50c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * with {@link FragmentTransaction#addToBackStack(String) 51c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * FragmentTransaction.addToBackStack()}. Entries can later be 52c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * retrieved with {@link FragmentManager#getBackStackEntry(int) 53c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * FragmentManager.getBackStackEntry()}. 54c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * 55c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * <p>Note that you should never hold on to a BackStackEntry object; 56c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * the identifier as returned by {@link #getId} is the only thing that 57c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * will be persisted across activity instances. 58c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 59c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public interface BackStackEntry { 60c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 61c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Return the unique identifier for the entry. This is the only 62c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * representation of the entry that will persist across activity 63c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * instances. 64c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 65c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public int getId(); 66c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 67c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 68c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Return the full bread crumb title for the entry, or null if it 69c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * does not have one. 70c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 71c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public CharSequence getBreadCrumbTitle(); 72c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 73c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 74c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Return the short bread crumb title for the entry, or null if it 75c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * does not have one. 76c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 77c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public CharSequence getBreadCrumbShortTitle(); 78c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 79c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 80c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 81c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Interface to watch for changes to the back stack. 82c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 83c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public interface OnBackStackChangedListener { 84c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 85c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Called whenever the contents of the back stack change. 86c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 87c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public void onBackStackChanged(); 88c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 89c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 90c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 91b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Start a series of edit operations on the Fragments associated with 92b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * this FragmentManager. 93fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * 94fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * <p>Note: A fragment transaction can only be created/committed prior 95fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * to an activity saving its state. If you try to commit a transaction 96fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * after {@link Activity#onSaveInstanceState Activity.onSaveInstanceState()} 97fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * (and prior to a following {@link Activity#onStart Activity.onStart} 98fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * or {@link Activity#onResume Activity.onResume()}, you will get an error. 99fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * This is because the framework takes care of saving your current fragments 100fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * in the state, and if changes are made after the state is saved then they 101fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * will be lost.</p> 102b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 103ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract FragmentTransaction openTransaction(); 104b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 105b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 1063a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * After a {@link FragmentTransaction} is committed with 1073a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * {@link FragmentTransaction#commit FragmentTransaction.commit()}, it 1083a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * is scheduled to be executed asynchronously on the process's main thread. 1093a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * If you want to immediately executing any such pending operations, you 1103a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * can call this function (only from the main thread) to do so. Note that 1113a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * all callbacks and other related behavior will be done from within this 1123a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * call, so be careful about where this is called from. 1133a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * 1143a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * @return Returns true if there were any pending transactions to be 1153a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * executed. 1163a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn */ 1173a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract boolean executePendingTransactions(); 1183a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 1193a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn /** 120b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Finds a fragment that was identified by the given id either when inflated 121b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * from XML or as the container ID when added in a transaction. This first 122b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * searches through fragments that are currently added to the manager's 123b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * activity; if no such fragment is found, then all fragments currently 124b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * on the back stack associated with this ID are searched. 125b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @return The fragment if found or null otherwise. 126b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 127ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract Fragment findFragmentById(int id); 128b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 129b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 130b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Finds a fragment that was identified by the given tag either when inflated 131b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * from XML or as supplied when added in a transaction. This first 132b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * searches through fragments that are currently added to the manager's 133b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * activity; if no such fragment is found, then all fragments currently 134b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * on the back stack are searched. 135b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @return The fragment if found or null otherwise. 136b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 137ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract Fragment findFragmentByTag(String tag); 138b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 139b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 140b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Flag for {@link #popBackStack(String, int)} 141b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * and {@link #popBackStack(int, int)}: If set, and the name or ID of 142b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * a back stack entry has been supplied, then all matching entries will 143b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * be consumed until one that doesn't match is found or the bottom of 144b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * the stack is reached. Otherwise, all entries up to but not including that entry 145b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * will be removed. 146b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 147b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public static final int POP_BACK_STACK_INCLUSIVE = 1<<0; 148b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 149b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 150b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Pop the top state off the back stack. Returns true if there was one 151b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * to pop, else false. 152b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 1533a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract void popBackStack(); 1543a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 1553a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn /** 1563a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * Like {@link #popBackStack()}, but performs the operation immediately 1573a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 1583a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * afterwards. 1593a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * @return Returns true if there was something popped, else false. 1603a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn */ 1613a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract boolean popBackStackImmediate(); 162b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 163b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 164b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Pop the last fragment transition from the manager's fragment 165b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * back stack. If there is nothing to pop, false is returned. 166b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param name If non-null, this is the name of a previous back state 167b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * to look for; if found, all states up to that state will be popped. The 168b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * {@link #POP_BACK_STACK_INCLUSIVE} flag can be used to control whether 169b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * the named state itself is popped. If null, only the top state is popped. 170b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param flags Either 0 or {@link #POP_BACK_STACK_INCLUSIVE}. 171b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 1723a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract void popBackStack(String name, int flags); 1733a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 1743a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn /** 1753a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * Like {@link #popBackStack(String, int)}, but performs the operation immediately 1763a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 1773a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * afterwards. 1783a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * @return Returns true if there was something popped, else false. 1793a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn */ 1803a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract boolean popBackStackImmediate(String name, int flags); 181b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 182b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 183b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Pop all back stack states up to the one with the given identifier. 184b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param id Identifier of the stated to be popped. If no identifier exists, 185b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * false is returned. 186b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * The identifier is the number returned by 187b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * {@link FragmentTransaction#commit() FragmentTransaction.commit()}. The 188b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * {@link #POP_BACK_STACK_INCLUSIVE} flag can be used to control whether 189b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * the named state itself is popped. 190b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param flags Either 0 or {@link #POP_BACK_STACK_INCLUSIVE}. 191b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 1923a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract void popBackStack(int id, int flags); 1933a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 1943a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn /** 1953a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * Like {@link #popBackStack(int, int)}, but performs the operation immediately 1963a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 1973a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * afterwards. 1983a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * @return Returns true if there was something popped, else false. 1993a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn */ 2003a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract boolean popBackStackImmediate(int id, int flags); 201b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 202b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 203c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Return the number of entries currently in the back stack. 204c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 205ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract int countBackStackEntries(); 206c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 207c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 208c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Return the BackStackEntry at index <var>index</var> in the back stack; 209c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * entries start index 0 being the bottom of the stack. 210c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 211ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract BackStackEntry getBackStackEntry(int index); 212c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 213c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 214c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Add a new listener for changes to the fragment back stack. 215c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 216ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract void addOnBackStackChangedListener(OnBackStackChangedListener listener); 217c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 218c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 219c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Remove a listener that was previously added with 220c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * {@link #addOnBackStackChangedListener(OnBackStackChangedListener)}. 221c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 222ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract void removeOnBackStackChangedListener(OnBackStackChangedListener listener); 223c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 224c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 225b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Put a reference to a fragment in a Bundle. This Bundle can be 226b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * persisted as saved state, and when later restoring 227b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * {@link #getFragment(Bundle, String)} will return the current 228b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * instance of the same fragment. 229b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * 230b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param bundle The bundle in which to put the fragment reference. 231b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param key The name of the entry in the bundle. 232b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param fragment The Fragment whose reference is to be stored. 233b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 234ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract void putFragment(Bundle bundle, String key, Fragment fragment); 235b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 236b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 237b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Retrieve the current Fragment instance for a reference previously 238b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * placed with {@link #putFragment(Bundle, String, Fragment)}. 239b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * 240b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param bundle The bundle from which to retrieve the fragment reference. 241b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param key The name of the entry in the bundle. 242b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @return Returns the current Fragment instance that is associated with 243b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * the given reference. 244b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 245ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract Fragment getFragment(Bundle bundle, String key); 246625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 247625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn /** 248625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn * Print the FragmentManager's state into the given stream. 249625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn * 250625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn * @param prefix Text to print at the front of each line. 251625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn * @param fd The raw file descriptor that the dump is being sent to. 252625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn * @param writer A PrintWriter to which the dump is to be set. 25330d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn * @param args Additional arguments to the dump request. 254625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn */ 255ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args); 256a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn 257a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn /** 258a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn * Control whether the framework's internal fragment manager debugging 259a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn * logs are turned on. If enabled, you will see output in logcat as 260a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn * the framework performs fragment operations. 261a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn */ 262a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn public static void enableDebugLogging(boolean enabled) { 263a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn FragmentManagerImpl.DEBUG = enabled; 264a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn } 265b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn} 266b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 267b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackbornfinal class FragmentManagerState implements Parcelable { 2686e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn FragmentState[] mActive; 269b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn int[] mAdded; 270b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn BackStackState[] mBackStack; 271b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 272b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public FragmentManagerState() { 273b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 274b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 275b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public FragmentManagerState(Parcel in) { 2766e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive = in.createTypedArray(FragmentState.CREATOR); 277b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn mAdded = in.createIntArray(); 278b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn mBackStack = in.createTypedArray(BackStackState.CREATOR); 279b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 280b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 281b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public int describeContents() { 282b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return 0; 283b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 284b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 285b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public void writeToParcel(Parcel dest, int flags) { 2866e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn dest.writeTypedArray(mActive, flags); 287b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn dest.writeIntArray(mAdded); 288b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn dest.writeTypedArray(mBackStack, flags); 289b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 290b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 291b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public static final Parcelable.Creator<FragmentManagerState> CREATOR 292b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn = new Parcelable.Creator<FragmentManagerState>() { 293b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public FragmentManagerState createFromParcel(Parcel in) { 294b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return new FragmentManagerState(in); 295b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 296b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 297b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public FragmentManagerState[] newArray(int size) { 298b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return new FragmentManagerState[size]; 299b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 300b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn }; 301ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn} 302ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn 3032dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn/** 3042dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * Container for fragments associated with an activity. 3052dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn */ 306ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackbornfinal class FragmentManagerImpl extends FragmentManager { 307a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn static boolean DEBUG = true; 3085ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn static final String TAG = "FragmentManager"; 3095ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn 310def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn static final String TARGET_REQUEST_CODE_STATE_TAG = "android:target_req_state"; 311def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn static final String TARGET_STATE_TAG = "android:target_state"; 312def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn static final String VIEW_STATE_TAG = "android:view_state"; 313def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn 314445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn ArrayList<Runnable> mPendingActions; 315445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn Runnable[] mTmpActions; 316445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn boolean mExecutingActions; 317445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 3186e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn ArrayList<Fragment> mActive; 3196e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn ArrayList<Fragment> mAdded; 3206e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn ArrayList<Integer> mAvailIndices; 321c6669ca63299219d815464129dac051ab2404286Dianne Hackborn ArrayList<BackStackRecord> mBackStack; 3228eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn ArrayList<Fragment> mCreatedMenus; 3232dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 324dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn // Must be accessed while locked. 325c6669ca63299219d815464129dac051ab2404286Dianne Hackborn ArrayList<BackStackRecord> mBackStackIndices; 326dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn ArrayList<Integer> mAvailBackStackIndices; 327dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn 328c6669ca63299219d815464129dac051ab2404286Dianne Hackborn ArrayList<OnBackStackChangedListener> mBackStackChangeListeners; 329c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 3302dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn int mCurState = Fragment.INITIALIZING; 3312dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn Activity mActivity; 3322dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 333b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn boolean mNeedMenuInvalidate; 3343e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn boolean mStateSaved; 335d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn boolean mDestroyed; 336fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn String mNoTransactionsBecause; 337b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn 338b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // Temporary vars for state save and restore. 339b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn Bundle mStateBundle = null; 340b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn SparseArray<Parcelable> mStateArray = null; 341b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 342445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn Runnable mExecCommit = new Runnable() { 343445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn @Override 344445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn public void run() { 345445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn execPendingActions(); 346445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 347445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn }; 348625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 349625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 350b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public FragmentTransaction openTransaction() { 351c6669ca63299219d815464129dac051ab2404286Dianne Hackborn return new BackStackRecord(this); 352b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 353b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 354625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 3553a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public boolean executePendingTransactions() { 3563a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn return execPendingActions(); 3573a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 3583a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 3593a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override 3603a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public void popBackStack() { 3613a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn enqueueAction(new Runnable() { 3623a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override public void run() { 3633a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn popBackStackState(mActivity.mHandler, null, -1, 0); 3643a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 3653a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn }, false); 3663a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 3673a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 3683a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override 3693a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public boolean popBackStackImmediate() { 3703a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn checkStateLoss(); 3713a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn executePendingTransactions(); 372b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn return popBackStackState(mActivity.mHandler, null, -1, 0); 373b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 374b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 375625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 3763a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public void popBackStack(final String name, final int flags) { 3773a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn enqueueAction(new Runnable() { 3783a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override public void run() { 3793a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn popBackStackState(mActivity.mHandler, name, -1, flags); 3803a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 3813a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn }, false); 3823a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 3833a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 3843a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override 3853a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public boolean popBackStackImmediate(String name, int flags) { 3863a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn checkStateLoss(); 3873a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn executePendingTransactions(); 388b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn return popBackStackState(mActivity.mHandler, name, -1, flags); 389b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 390b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 391625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 3923a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public void popBackStack(final int id, final int flags) { 3933a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if (id < 0) { 3943a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn throw new IllegalArgumentException("Bad id: " + id); 3953a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 3963a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn enqueueAction(new Runnable() { 3973a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override public void run() { 3983a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn popBackStackState(mActivity.mHandler, null, id, flags); 3993a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 4003a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn }, false); 4013a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 4023a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 4033a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override 4043a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public boolean popBackStackImmediate(int id, int flags) { 4053a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn checkStateLoss(); 4063a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn executePendingTransactions(); 407b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (id < 0) { 408b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn throw new IllegalArgumentException("Bad id: " + id); 409b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 410b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn return popBackStackState(mActivity.mHandler, null, id, flags); 411b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 412b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 413625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 414c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public int countBackStackEntries() { 415c6669ca63299219d815464129dac051ab2404286Dianne Hackborn return mBackStack != null ? mBackStack.size() : 0; 416c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 417c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 418625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 419c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public BackStackEntry getBackStackEntry(int index) { 420c6669ca63299219d815464129dac051ab2404286Dianne Hackborn return mBackStack.get(index); 421c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 422c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 423625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 424c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public void addOnBackStackChangedListener(OnBackStackChangedListener listener) { 425c6669ca63299219d815464129dac051ab2404286Dianne Hackborn if (mBackStackChangeListeners == null) { 426c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackChangeListeners = new ArrayList<OnBackStackChangedListener>(); 427c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 428c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackChangeListeners.add(listener); 429c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 430c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 431625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 432c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public void removeOnBackStackChangedListener(OnBackStackChangedListener listener) { 433c6669ca63299219d815464129dac051ab2404286Dianne Hackborn if (mBackStackChangeListeners != null) { 434c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackChangeListeners.remove(listener); 435c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 436c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 437c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 438625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 439b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public void putFragment(Bundle bundle, String key, Fragment fragment) { 440b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (fragment.mIndex < 0) { 441b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn throw new IllegalStateException("Fragment " + fragment 442b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn + " is not currently in the FragmentManager"); 443b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 444b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn bundle.putInt(key, fragment.mIndex); 445b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 446b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 447625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 448b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public Fragment getFragment(Bundle bundle, String key) { 449def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn int index = bundle.getInt(key, -1); 450def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (index == -1) { 451def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn return null; 452def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 453b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (index >= mActive.size()) { 454b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn throw new IllegalStateException("Fragement no longer exists for key " 455b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn + key + ": index " + index); 456b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 457b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn Fragment f = mActive.get(index); 458b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (f == null) { 459b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn throw new IllegalStateException("Fragement no longer exists for key " 460b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn + key + ": index " + index); 461b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 462b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn return f; 463b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 464b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 465625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 466a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn public String toString() { 467a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn StringBuilder sb = new StringBuilder(128); 468a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn sb.append("FragmentManager{"); 469a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn sb.append(Integer.toHexString(System.identityHashCode(this))); 470a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn sb.append(" in "); 471a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn DebugUtils.buildShortClassTag(mActivity, sb); 472a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn sb.append("}}"); 473a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn return sb.toString(); 474a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn } 475a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn 476a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn @Override 477625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 478625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn String innerPrefix = prefix + " "; 479625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 480d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn int N; 481d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mActive != null) { 482d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn N = mActive.size(); 483d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (N > 0) { 484d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print("Active Fragments in "); 485d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(Integer.toHexString(System.identityHashCode(this))); 486d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.println(":"); 487d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn for (int i=0; i<N; i++) { 488d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn Fragment f = mActive.get(i); 489d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 490d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(": "); writer.println(f); 491d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (f != null) { 492d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.dump(innerPrefix, fd, writer, args); 493d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 494d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 495625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 496625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 497625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 498625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (mAdded != null) { 499625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn N = mAdded.size(); 500625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (N > 0) { 501625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(prefix); writer.println("Added Fragments:"); 502625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn for (int i=0; i<N; i++) { 503625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn Fragment f = mAdded.get(i); 504625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 505625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(": "); writer.println(f.toString()); 506625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 507625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 508625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 509625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 510d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mCreatedMenus != null) { 511d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn N = mCreatedMenus.size(); 512d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (N > 0) { 513d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.println("Fragments Created Menus:"); 514d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn for (int i=0; i<N; i++) { 515d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn Fragment f = mCreatedMenus.get(i); 516d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 517d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(": "); writer.println(f.toString()); 518d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 519d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 520d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 521d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 522625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (mBackStack != null) { 523625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn N = mBackStack.size(); 524625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (N > 0) { 525625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(prefix); writer.println("Back Stack:"); 526625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn for (int i=0; i<N; i++) { 527625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn BackStackRecord bs = mBackStack.get(i); 528625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 529625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(": "); writer.println(bs.toString()); 53030d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn bs.dump(innerPrefix, fd, writer, args); 531625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 532625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 533625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 534d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 535d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn synchronized (this) { 536d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mBackStackIndices != null) { 537d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn N = mBackStackIndices.size(); 538d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (N > 0) { 539d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.println("Back Stack Indices:"); 540d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn for (int i=0; i<N; i++) { 541d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn BackStackRecord bs = mBackStackIndices.get(i); 542d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 543d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(": "); writer.println(bs); 544d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 545d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 546d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 547d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 548d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mAvailBackStackIndices != null && mAvailBackStackIndices.size() > 0) { 549d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print("mAvailBackStackIndices: "); 550d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.println(Arrays.toString(mAvailBackStackIndices.toArray())); 551d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 552d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 553d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 554d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mPendingActions != null) { 555d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn N = mPendingActions.size(); 556d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (N > 0) { 557d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.println("Pending Actions:"); 558d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn for (int i=0; i<N; i++) { 559d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn Runnable r = mPendingActions.get(i); 560d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 561d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(": "); writer.println(r); 562d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 563d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 564d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 565d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 566d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.println("FragmentManager misc state:"); 567d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" mCurState="); writer.print(mCurState); 568d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(" mStateSaved="); writer.print(mStateSaved); 569d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(" mDestroyed="); writer.println(mDestroyed); 570d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mNeedMenuInvalidate) { 571d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" mNeedMenuInvalidate="); 572d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.println(mNeedMenuInvalidate); 573d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 574d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mNoTransactionsBecause != null) { 575d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" mNoTransactionsBecause="); 576d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.println(mNoTransactionsBecause); 577d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 578d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mAvailIndices != null && mAvailIndices.size() > 0) { 579d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" mAvailIndices: "); 580d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.println(Arrays.toString(mAvailIndices.toArray())); 581d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 582625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 583625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 584a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator loadAnimator(Fragment fragment, int transit, boolean enter, 585f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int transitionStyle) { 586a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator animObj = fragment.onCreateAnimator(transit, enter, 5875ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.mNextAnim); 588f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (animObj != null) { 589f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return animObj; 590f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 591f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 5925ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (fragment.mNextAnim != 0) { 593a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator anim = AnimatorInflater.loadAnimator(mActivity, fragment.mNextAnim); 5945ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (anim != null) { 5955ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn return anim; 5965ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 5975ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 5985ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn 599f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (transit == 0) { 600f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return null; 601f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 602f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 603f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int styleIndex = transitToStyleIndex(transit, enter); 604f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (styleIndex < 0) { 605f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return null; 606f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 607f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 608f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (transitionStyle == 0 && mActivity.getWindow() != null) { 609f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn transitionStyle = mActivity.getWindow().getAttributes().windowAnimations; 610f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 611f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (transitionStyle == 0) { 612f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return null; 613f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 614f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 615f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn TypedArray attrs = mActivity.obtainStyledAttributes(transitionStyle, 616811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase com.android.internal.R.styleable.FragmentAnimation); 617f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int anim = attrs.getResourceId(styleIndex, 0); 618f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn attrs.recycle(); 619f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 620f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (anim == 0) { 621f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return null; 622f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 623f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 624a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase return AnimatorInflater.loadAnimator(mActivity, anim); 625f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 626f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 627f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn void moveToState(Fragment f, int newState, int transit, int transitionStyle) { 6286e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // Fragments that are not currently added will sit in the onCreate() state. 6296e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (!f.mAdded && newState > Fragment.CREATED) { 6306e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn newState = Fragment.CREATED; 6316e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 6326e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 6332dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (f.mState < newState) { 634d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (f.mAnimatingAway != null) { 635d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // The fragment is currently being animated... but! Now we 636d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // want to move our state back up. Give up on waiting for the 637d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // animation, move to whatever the final state should be once 638d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // the animation is done, and then we can proceed from there. 639d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mAnimatingAway = null; 640d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn moveToState(f, f.mStateAfterAnimating, 0, 0); 641d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 6422dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn switch (f.mState) { 6432dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn case Fragment.INITIALIZING: 6445ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto CREATED: " + f); 645def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (f.mSavedFragmentState != null) { 646def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn f.mSavedViewState = f.mSavedFragmentState.getSparseParcelableArray( 647def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG); 648def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn f.mTarget = getFragment(f.mSavedFragmentState, 649def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn FragmentManagerImpl.TARGET_STATE_TAG); 650def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (f.mTarget != null) { 651def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn f.mTargetRequestCode = f.mSavedFragmentState.getInt( 652def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn FragmentManagerImpl.TARGET_REQUEST_CODE_STATE_TAG, 0); 653def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 654def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 6552dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mActivity = mActivity; 656d2835935d2df8be70d1b37d3ef3b2fe0155b3422Dianne Hackborn f.mFragmentManager = mActivity.mFragments; 6572dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mCalled = false; 6582dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.onAttach(mActivity); 6592dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (!f.mCalled) { 6602dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn throw new SuperNotCalledException("Fragment " + f 6612dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn + " did not call through to super.onAttach()"); 6622dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 663c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn mActivity.onAttachFragment(f); 6642dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 665b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (!f.mRetaining) { 666b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mCalled = false; 667b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.onCreate(f.mSavedFragmentState); 668b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (!f.mCalled) { 669b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 670b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn + " did not call through to super.onCreate()"); 6712dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 6722dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 673b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mRetaining = false; 674b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (f.mFromLayout) { 675b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // For fragments that are part of the content view 676b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // layout, we need to instantiate the view immediately 677b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // and the inflater will take care of adding it. 678b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mView = f.onCreateView(mActivity.getLayoutInflater(), 679b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn null, f.mSavedFragmentState); 6806e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f.mView != null) { 6816e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn f.mView.setSaveFromParentEnabled(false); 6826e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn f.restoreViewState(); 6835ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (f.mHidden) f.mView.setVisibility(View.GONE); 6846e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 685b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 6866e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn case Fragment.CREATED: 6876e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (newState > Fragment.CREATED) { 6885ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto CONTENT: " + f); 689b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (!f.mFromLayout) { 690b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn ViewGroup container = null; 691b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (f.mContainerId != 0) { 692b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn container = (ViewGroup)mActivity.findViewById(f.mContainerId); 693b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (container == null) { 694625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn throw new IllegalArgumentException("No view found for id 0x" 695b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn + Integer.toHexString(f.mContainerId) 696b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn + " for fragment " + f); 697b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 698b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 699b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mContainer = container; 700b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mView = f.onCreateView(mActivity.getLayoutInflater(), 701b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn container, f.mSavedFragmentState); 702b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (f.mView != null) { 703b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mView.setSaveFromParentEnabled(false); 704b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (container != null) { 705a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator anim = loadAnimator(f, transit, true, 706b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn transitionStyle); 707b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (anim != null) { 708b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.setTarget(f.mView); 709811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase anim.start(); 710b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 711b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn container.addView(f.mView); 712b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.restoreViewState(); 713b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 7145ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (f.mHidden) f.mView.setVisibility(View.GONE); 715b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 716b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 717b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 718b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mCalled = false; 719c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn f.onActivityCreated(f.mSavedFragmentState); 720b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (!f.mCalled) { 721b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 722b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn + " did not call through to super.onReady()"); 723f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 724b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mSavedFragmentState = null; 7252dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 726c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn case Fragment.ACTIVITY_CREATED: 727c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn if (newState > Fragment.ACTIVITY_CREATED) { 7285ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto STARTED: " + f); 7292dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mCalled = false; 7302dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.onStart(); 7312dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (!f.mCalled) { 7322dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn throw new SuperNotCalledException("Fragment " + f 7332dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn + " did not call through to super.onStart()"); 7342dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 7352dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 7362dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn case Fragment.STARTED: 7372dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (newState > Fragment.STARTED) { 7385ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto RESUMED: " + f); 7392dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mCalled = false; 7402707d6026240bcca6f0e35e2e1138958882e90ceDianne Hackborn f.mResumed = true; 7412dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.onResume(); 7422dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (!f.mCalled) { 7432dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn throw new SuperNotCalledException("Fragment " + f 7442dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn + " did not call through to super.onResume()"); 7452dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 7462dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 7472dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 7482dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } else if (f.mState > newState) { 7492dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn switch (f.mState) { 7502dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn case Fragment.RESUMED: 7512dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (newState < Fragment.RESUMED) { 7525ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom RESUMED: " + f); 7532dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mCalled = false; 7542dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.onPause(); 7552dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (!f.mCalled) { 7562dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn throw new SuperNotCalledException("Fragment " + f 7572dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn + " did not call through to super.onPause()"); 7582dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 7592707d6026240bcca6f0e35e2e1138958882e90ceDianne Hackborn f.mResumed = false; 7602dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 7612dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn case Fragment.STARTED: 7622dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (newState < Fragment.STARTED) { 7635ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom STARTED: " + f); 7642dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mCalled = false; 7652707d6026240bcca6f0e35e2e1138958882e90ceDianne Hackborn f.performStop(); 7662dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (!f.mCalled) { 7672dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn throw new SuperNotCalledException("Fragment " + f 7682dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn + " did not call through to super.onStop()"); 7692dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 7702dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 771c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn case Fragment.ACTIVITY_CREATED: 772c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn if (newState < Fragment.ACTIVITY_CREATED) { 7735ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom CONTENT: " + f); 774b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (f.mView != null) { 775b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // Need to save the current view state if not 776b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // done already. 777625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (!mActivity.isFinishing() && f.mSavedViewState == null) { 778b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn saveFragmentViewState(f); 779b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 780def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 781def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn f.mCalled = false; 782def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn f.onDestroyView(); 783def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (!f.mCalled) { 784def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn throw new SuperNotCalledException("Fragment " + f 785def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn + " did not call through to super.onDestroyedView()"); 786def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 787def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (f.mView != null && f.mContainer != null) { 788b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase Animator anim = null; 789d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mCurState > Fragment.INITIALIZING && !mDestroyed) { 790b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim = loadAnimator(f, transit, false, 791def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn transitionStyle); 792b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase } 793b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase if (anim != null) { 794b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase final ViewGroup container = f.mContainer; 795b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase final View view = f.mView; 796d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn final Fragment fragment = f; 797b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase container.startViewTransition(view); 798d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mAnimatingAway = anim; 799d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mStateAfterAnimating = newState; 800b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.addListener(new AnimatorListenerAdapter() { 801b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase @Override 802b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase public void onAnimationEnd(Animator anim) { 803b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase container.endViewTransition(view); 804d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (fragment.mAnimatingAway != null) { 805d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn fragment.mAnimatingAway = null; 806d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn moveToState(fragment, fragment.mStateAfterAnimating, 807d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 0, 0); 808d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 809b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 810b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase }); 811b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.setTarget(f.mView); 812b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.start(); 813b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase 814f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 815def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn f.mContainer.removeView(f.mView); 8162dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 8172dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mContainer = null; 8182dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mView = null; 819b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 820b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn case Fragment.CREATED: 821b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (newState < Fragment.CREATED) { 822d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mDestroyed) { 823d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (f.mAnimatingAway != null) { 824d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // The fragment's containing activity is 825d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // being destroyed, but this fragment is 826d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // currently animating away. Stop the 827d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // animation right now -- it is not needed, 828d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // and we can't wait any more on destroying 829d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // the fragment. 8301b39e221e2d2db98f8aea7dd7b7ded3eca6f3d55Dianne Hackborn Animator anim = f.mAnimatingAway; 831d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mAnimatingAway = null; 8321b39e221e2d2db98f8aea7dd7b7ded3eca6f3d55Dianne Hackborn anim.cancel(); 833d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 834d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 835d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (f.mAnimatingAway != null) { 836d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // We are waiting for the fragment's view to finish 837d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // animating away. Just make a note of the state 838d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // the fragment now should move to once the animation 839d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // is done. 840d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mStateAfterAnimating = newState; 841d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } else { 842d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom CREATED: " + f); 843d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (!f.mRetaining) { 844d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mCalled = false; 845d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.onDestroy(); 846d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (!f.mCalled) { 847d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 848d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn + " did not call through to super.onDestroy()"); 849d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 850d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 851d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 852b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mCalled = false; 853d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.onDetach(); 854b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (!f.mCalled) { 855b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 856d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn + " did not call through to super.onDetach()"); 857b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 858d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mImmediateActivity = null; 859d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mActivity = null; 860d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mFragmentManager = null; 8612dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 8622dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 8632dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 8642dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 8652dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 8662dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mState = newState; 8672dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 8682dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 869625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn void moveToState(Fragment f) { 870625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn moveToState(f, mCurState, 0, 0); 871625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 872625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 873ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn void moveToState(int newState, boolean always) { 874f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn moveToState(newState, 0, 0, always); 875f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 876f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 877f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn void moveToState(int newState, int transit, int transitStyle, boolean always) { 8782dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (mActivity == null && newState != Fragment.INITIALIZING) { 8792dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn throw new IllegalStateException("No activity"); 8802dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 8812dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 882ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn if (!always && mCurState == newState) { 883ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn return; 884ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 885ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn 8862dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn mCurState = newState; 8876e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive != null) { 8886e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=0; i<mActive.size(); i++) { 8896e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 8906e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f != null) { 8916e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn moveToState(f, newState, transit, transitStyle); 8926e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 8936e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 8945f36c96f6d3623a826466db68cc1586f078ac307Dianne Hackborn 8955f36c96f6d3623a826466db68cc1586f078ac307Dianne Hackborn if (mNeedMenuInvalidate && mActivity != null) { 8965f36c96f6d3623a826466db68cc1586f078ac307Dianne Hackborn mActivity.invalidateOptionsMenu(); 8975f36c96f6d3623a826466db68cc1586f078ac307Dianne Hackborn mNeedMenuInvalidate = false; 8985f36c96f6d3623a826466db68cc1586f078ac307Dianne Hackborn } 8996e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 9006e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 9016e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 9026e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn void makeActive(Fragment f) { 9036e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f.mIndex >= 0) { 9046e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn return; 9056e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 9066e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 9076e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mAvailIndices == null || mAvailIndices.size() <= 0) { 9086e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive == null) { 9096e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive = new ArrayList<Fragment>(); 910ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 9116e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn f.setIndex(mActive.size()); 9126e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive.add(f); 9136e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 9146e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } else { 9156e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn f.setIndex(mAvailIndices.remove(mAvailIndices.size()-1)); 9166e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive.set(f.mIndex, f); 9172dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 9182dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 9192dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 9206e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn void makeInactive(Fragment f) { 9216e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f.mIndex < 0) { 9226e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn return; 9236e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 9246e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 925b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "Freeing fragment index " + f.mIndex); 9266e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive.set(f.mIndex, null); 9276e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mAvailIndices == null) { 9286e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAvailIndices = new ArrayList<Integer>(); 9296e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 9306e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAvailIndices.add(f.mIndex); 9319e14e9f33a66b864b98c6ff9517988bafbca3301Dianne Hackborn mActivity.invalidateFragmentIndex(f.mIndex); 9326e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn f.clearIndex(); 9336e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 9346e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 935ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn public void addFragment(Fragment fragment, boolean moveToStateNow) { 9366e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mAdded == null) { 9376e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAdded = new ArrayList<Fragment>(); 938ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 9396e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAdded.add(fragment); 9406e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn makeActive(fragment); 9415e0d59547c4042037e23a42ba4e2521721e9c7d3Dianne Hackborn if (DEBUG) Log.v(TAG, "add: " + fragment); 9426e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn fragment.mAdded = true; 943b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn if (fragment.mHasMenu) { 944b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn mNeedMenuInvalidate = true; 945b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 946ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn if (moveToStateNow) { 947625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn moveToState(fragment); 948ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 9492dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 9502dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 951f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn public void removeFragment(Fragment fragment, int transition, int transitionStyle) { 9525e0d59547c4042037e23a42ba4e2521721e9c7d3Dianne Hackborn if (DEBUG) Log.v(TAG, "remove: " + fragment + " nesting=" + fragment.mBackStackNesting); 9536e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAdded.remove(fragment); 9546e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn final boolean inactive = fragment.mBackStackNesting <= 0; 955b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn if (fragment.mHasMenu) { 956b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn mNeedMenuInvalidate = true; 957b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 9586e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn fragment.mAdded = false; 9596e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn moveToState(fragment, inactive ? Fragment.INITIALIZING : Fragment.CREATED, 9606e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn transition, transitionStyle); 9615e0d59547c4042037e23a42ba4e2521721e9c7d3Dianne Hackborn if (inactive) { 9625e0d59547c4042037e23a42ba4e2521721e9c7d3Dianne Hackborn makeInactive(fragment); 9635e0d59547c4042037e23a42ba4e2521721e9c7d3Dianne Hackborn } 964f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 965f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 9665ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn public void hideFragment(Fragment fragment, int transition, int transitionStyle) { 9675ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "hide: " + fragment); 9685ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (!fragment.mHidden) { 9695ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.mHidden = true; 9705ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (fragment.mView != null) { 971a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator anim = loadAnimator(fragment, transition, true, 9725ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn transitionStyle); 9735ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (anim != null) { 974b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.setTarget(fragment.mView); 975811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase anim.start(); 9765ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 9775ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.mView.setVisibility(View.GONE); 9785ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 979b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn if (fragment.mAdded && fragment.mHasMenu) { 980b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn mNeedMenuInvalidate = true; 981b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 9825ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.onHiddenChanged(true); 9835ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 9845ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 9855ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn 9865ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn public void showFragment(Fragment fragment, int transition, int transitionStyle) { 9875ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "show: " + fragment); 9885ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (fragment.mHidden) { 9895ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.mHidden = false; 9905ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (fragment.mView != null) { 991a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator anim = loadAnimator(fragment, transition, true, 9925ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn transitionStyle); 9935ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (anim != null) { 994b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.setTarget(fragment.mView); 995811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase anim.start(); 9965ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 9975ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.mView.setVisibility(View.VISIBLE); 9985ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 999b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn if (fragment.mAdded && fragment.mHasMenu) { 1000b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn mNeedMenuInvalidate = true; 1001b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 10025ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.onHiddenChanged(false); 10035ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 10045ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 10055ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn 1006f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn public Fragment findFragmentById(int id) { 10076e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive != null) { 10085ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn // First look through added fragments. 10095ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn for (int i=mAdded.size()-1; i>=0; i--) { 10105ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn Fragment f = mAdded.get(i); 10115ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (f != null && f.mFragmentId == id) { 10125ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn return f; 10135ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 10145ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 10155ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn // Now for any known fragment. 10166e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 10176e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 10186e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f != null && f.mFragmentId == id) { 1019b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return f; 1020b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1021b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1022b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1023b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return null; 1024b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1025b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1026b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public Fragment findFragmentByTag(String tag) { 10276e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive != null && tag != null) { 10285ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn // First look through added fragments. 10295ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn for (int i=mAdded.size()-1; i>=0; i--) { 10305ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn Fragment f = mAdded.get(i); 10315ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (f != null && tag.equals(f.mTag)) { 10325ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn return f; 10335ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 10345ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 10355ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn // Now for any known fragment. 10366e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 10376e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 10386e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f != null && tag.equals(f.mTag)) { 10396e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn return f; 10406e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 10416e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 10426e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 10436e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn return null; 10446e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 10456e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 10466e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn public Fragment findFragmentByWho(String who) { 10476e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive != null && who != null) { 10486e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 10496e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 10506e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f != null && who.equals(f.mWho)) { 1051f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return f; 1052f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1053f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1054f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1055f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return null; 10562dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 10572dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 10583a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn private void checkStateLoss() { 10593a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if (mStateSaved) { 10603a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn throw new IllegalStateException( 10613a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn "Can not perform this action after onSaveInstanceState"); 10623a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 10633a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if (mNoTransactionsBecause != null) { 10643a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn throw new IllegalStateException( 10653a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn "Can not perform this action inside of " + mNoTransactionsBecause); 10663a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 10673a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 10683a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 1069ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public void enqueueAction(Runnable action, boolean allowStateLoss) { 10706908cd154c5a2ed2e3b21d40f51952d45be69184Dianne Hackborn if (!allowStateLoss) { 10713a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn checkStateLoss(); 1072fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn } 1073445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn synchronized (this) { 10746908cd154c5a2ed2e3b21d40f51952d45be69184Dianne Hackborn if (mActivity == null) { 10756908cd154c5a2ed2e3b21d40f51952d45be69184Dianne Hackborn throw new IllegalStateException("Activity has been destroyed"); 10766908cd154c5a2ed2e3b21d40f51952d45be69184Dianne Hackborn } 1077445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn if (mPendingActions == null) { 1078445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mPendingActions = new ArrayList<Runnable>(); 1079445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1080445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mPendingActions.add(action); 1081445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn if (mPendingActions.size() == 1) { 1082445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mActivity.mHandler.removeCallbacks(mExecCommit); 1083445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mActivity.mHandler.post(mExecCommit); 1084445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1085445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1086445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1087445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 1088c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public int allocBackStackIndex(BackStackRecord bse) { 1089dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn synchronized (this) { 1090dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (mAvailBackStackIndices == null || mAvailBackStackIndices.size() <= 0) { 1091dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (mBackStackIndices == null) { 1092c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackIndices = new ArrayList<BackStackRecord>(); 1093dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1094dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn int index = mBackStackIndices.size(); 1095dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Setting back stack index " + index + " to " + bse); 1096dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.add(bse); 1097dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn return index; 1098dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn 1099dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } else { 1100dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn int index = mAvailBackStackIndices.remove(mAvailBackStackIndices.size()-1); 1101dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding back stack index " + index + " with " + bse); 1102dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.set(index, bse); 1103dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn return index; 1104dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1105dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1106dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1107dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn 1108c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public void setBackStackIndex(int index, BackStackRecord bse) { 1109dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn synchronized (this) { 1110dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (mBackStackIndices == null) { 1111c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackIndices = new ArrayList<BackStackRecord>(); 1112dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1113dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn int N = mBackStackIndices.size(); 1114dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (index < N) { 1115dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Setting back stack index " + index + " to " + bse); 1116dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.set(index, bse); 1117dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } else { 1118dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn while (N < index) { 1119dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.add(null); 1120dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (mAvailBackStackIndices == null) { 1121dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mAvailBackStackIndices = new ArrayList<Integer>(); 1122dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1123dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding available back stack index " + N); 1124dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mAvailBackStackIndices.add(N); 1125dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn N++; 1126dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1127dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding back stack index " + index + " with " + bse); 1128dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.add(bse); 1129dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1130dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1131dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1132dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn 1133dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn public void freeBackStackIndex(int index) { 1134dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn synchronized (this) { 1135dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.set(index, null); 1136dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (mAvailBackStackIndices == null) { 1137dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mAvailBackStackIndices = new ArrayList<Integer>(); 1138dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1139dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Freeing back stack index " + index); 1140dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mAvailBackStackIndices.add(index); 1141dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1142dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1143dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn 1144445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn /** 1145445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn * Only call from main thread! 1146445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn */ 11473a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public boolean execPendingActions() { 1148445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn if (mExecutingActions) { 11493a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn throw new IllegalStateException("Recursive entry to executePendingTransactions"); 1150445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1151445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 1152d9b3b7e8e1d8c919c3e5f5851daa80a2651ea7d1Dianne Hackborn if (Looper.myLooper() != mActivity.mHandler.getLooper()) { 11533a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn throw new IllegalStateException("Must be called from main thread of process"); 11543a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 11553a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 11563a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn boolean didSomething = false; 11573a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 1158445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn while (true) { 1159445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn int numActions; 1160445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 1161445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn synchronized (this) { 1162445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn if (mPendingActions == null || mPendingActions.size() == 0) { 11633a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn return didSomething; 1164445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1165445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 1166445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn numActions = mPendingActions.size(); 1167445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn if (mTmpActions == null || mTmpActions.length < numActions) { 1168445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mTmpActions = new Runnable[numActions]; 1169445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1170445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mPendingActions.toArray(mTmpActions); 1171445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mPendingActions.clear(); 1172445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mActivity.mHandler.removeCallbacks(mExecCommit); 1173445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1174445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 1175445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mExecutingActions = true; 1176445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn for (int i=0; i<numActions; i++) { 1177445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mTmpActions[i].run(); 1178445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1179445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mExecutingActions = false; 11803a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn didSomething = true; 1181445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1182445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1183445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 1184c6669ca63299219d815464129dac051ab2404286Dianne Hackborn void reportBackStackChanged() { 1185c6669ca63299219d815464129dac051ab2404286Dianne Hackborn if (mBackStackChangeListeners != null) { 1186c6669ca63299219d815464129dac051ab2404286Dianne Hackborn for (int i=0; i<mBackStackChangeListeners.size(); i++) { 1187c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackChangeListeners.get(i).onBackStackChanged(); 1188c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1189c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1190c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1191c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 1192c6669ca63299219d815464129dac051ab2404286Dianne Hackborn void addBackStackState(BackStackRecord state) { 1193ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn if (mBackStack == null) { 1194c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStack = new ArrayList<BackStackRecord>(); 1195ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 1196ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn mBackStack.add(state); 1197c6669ca63299219d815464129dac051ab2404286Dianne Hackborn reportBackStackChanged(); 1198ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 1199ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn 1200dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn boolean popBackStackState(Handler handler, String name, int id, int flags) { 1201ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn if (mBackStack == null) { 1202ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn return false; 1203ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 12043a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if (name == null && id < 0 && (flags&POP_BACK_STACK_INCLUSIVE) == 0) { 1205f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int last = mBackStack.size()-1; 1206f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (last < 0) { 1207f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return false; 1208f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1209c6669ca63299219d815464129dac051ab2404286Dianne Hackborn final BackStackRecord bss = mBackStack.remove(last); 12103a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn bss.popFromBackStack(true); 12113a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn reportBackStackChanged(); 1212f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } else { 1213b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn int index = -1; 1214b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn if (name != null || id >= 0) { 1215b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn // If a name or ID is specified, look for that place in 1216b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn // the stack. 1217b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn index = mBackStack.size()-1; 1218b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn while (index >= 0) { 1219c6669ca63299219d815464129dac051ab2404286Dianne Hackborn BackStackRecord bss = mBackStack.get(index); 1220b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn if (name != null && name.equals(bss.getName())) { 1221b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn break; 1222b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 1223b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn if (id >= 0 && id == bss.mIndex) { 1224b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn break; 1225b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 1226b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn index--; 1227dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1228b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn if (index < 0) { 1229b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn return false; 1230b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 12313a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if ((flags&POP_BACK_STACK_INCLUSIVE) != 0) { 1232b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn index--; 1233b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn // Consume all following entries that match. 1234b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn while (index >= 0) { 1235c6669ca63299219d815464129dac051ab2404286Dianne Hackborn BackStackRecord bss = mBackStack.get(index); 1236b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn if ((name != null && name.equals(bss.getName())) 1237b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn || (id >= 0 && id == bss.mIndex)) { 1238b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn index--; 1239b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn continue; 1240b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 1241b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn break; 1242b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 1243f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1244dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1245dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (index == mBackStack.size()-1) { 1246f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return false; 1247f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1248c6669ca63299219d815464129dac051ab2404286Dianne Hackborn final ArrayList<BackStackRecord> states 1249c6669ca63299219d815464129dac051ab2404286Dianne Hackborn = new ArrayList<BackStackRecord>(); 1250f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn for (int i=mBackStack.size()-1; i>index; i--) { 1251f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn states.add(mBackStack.remove(i)); 1252ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 12533a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn final int LAST = states.size()-1; 12543a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn for (int i=0; i<=LAST; i++) { 12553a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if (DEBUG) Log.v(TAG, "Popping back stack state: " + states.get(i)); 12563a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn states.get(i).popFromBackStack(i == LAST); 12573a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 12583a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn reportBackStackChanged(); 1259f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1260ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn return true; 1261ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 1262ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn 1263b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn ArrayList<Fragment> retainNonConfig() { 1264b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn ArrayList<Fragment> fragments = null; 12656e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive != null) { 12666e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=0; i<mActive.size(); i++) { 12676e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 12686e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f != null && f.mRetainInstance) { 1269b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (fragments == null) { 1270b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn fragments = new ArrayList<Fragment>(); 1271b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1272b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn fragments.add(f); 1273b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mRetaining = true; 1274b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1275b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1276b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1277b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return fragments; 1278b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1279b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1280b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn void saveFragmentViewState(Fragment f) { 12816e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f.mView == null) { 1282b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return; 1283b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1284b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (mStateArray == null) { 1285b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn mStateArray = new SparseArray<Parcelable>(); 1286b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1287b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mView.saveHierarchyState(mStateArray); 1288b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (mStateArray.size() > 0) { 1289b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mSavedViewState = mStateArray; 1290b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn mStateArray = null; 1291b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1292b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1293b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 12946e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Parcelable saveAllState() { 12953a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn // Make sure all pending operations have now been executed to get 12963a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn // our state update-to-date. 12973a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn execPendingActions(); 12983a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 12993e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn mStateSaved = true; 13003e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn 13016e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive == null || mActive.size() <= 0) { 13026e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn return null; 1303b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1304b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 13056e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // First collect all active fragments. 13066e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn int N = mActive.size(); 13076e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn FragmentState[] active = new FragmentState[N]; 13086e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn boolean haveFragments = false; 13096e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=0; i<N; i++) { 13106e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 13116e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f != null) { 13126e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn haveFragments = true; 13136e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 13146e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn FragmentState fs = new FragmentState(f); 13156e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn active[i] = fs; 13166e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 1317625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (f.mState > Fragment.INITIALIZING && fs.mSavedFragmentState == null) { 1318625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (mStateBundle == null) { 1319625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn mStateBundle = new Bundle(); 1320625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 1321625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn f.onSaveInstanceState(mStateBundle); 1322625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (!mStateBundle.isEmpty()) { 1323625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn fs.mSavedFragmentState = mStateBundle; 1324625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn mStateBundle = null; 1325625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 1326625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 1327625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (f.mView != null) { 1328625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn saveFragmentViewState(f); 1329625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (f.mSavedViewState != null) { 1330625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (fs.mSavedFragmentState == null) { 1331625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn fs.mSavedFragmentState = new Bundle(); 1332625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 1333625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn fs.mSavedFragmentState.putSparseParcelableArray( 1334625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG, f.mSavedViewState); 1335625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 1336625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 1337625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 1338625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (f.mTarget != null) { 13396e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (fs.mSavedFragmentState == null) { 13406e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn fs.mSavedFragmentState = new Bundle(); 13416e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 1342625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn putFragment(fs.mSavedFragmentState, 1343625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn FragmentManagerImpl.TARGET_STATE_TAG, f.mTarget); 1344625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (f.mTargetRequestCode != 0) { 1345625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn fs.mSavedFragmentState.putInt( 1346625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn FragmentManagerImpl.TARGET_REQUEST_CODE_STATE_TAG, 1347625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn f.mTargetRequestCode); 1348625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 1349def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 1350def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn 1351625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } else { 1352625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn fs.mSavedFragmentState = f.mSavedFragmentState; 13536e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 13546e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 1355b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "Saved state of " + f + ": " 1356b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn + fs.mSavedFragmentState); 1357b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1358b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1359b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 13606e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (!haveFragments) { 1361b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: no fragments!"); 1362b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return null; 1363b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1364b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1365b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn int[] added = null; 1366b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn BackStackState[] backStack = null; 1367b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 13686e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // Build list of currently added fragments. 1369625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (mAdded != null) { 1370625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn N = mAdded.size(); 1371625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (N > 0) { 1372625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn added = new int[N]; 1373625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn for (int i=0; i<N; i++) { 1374625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn added[i] = mAdded.get(i).mIndex; 1375625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: adding fragment #" + i 1376625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn + ": " + mAdded.get(i)); 1377625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 1378b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1379b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1380b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1381b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // Now save back stack. 1382b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (mBackStack != null) { 1383b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn N = mBackStack.size(); 1384b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (N > 0) { 1385b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn backStack = new BackStackState[N]; 1386b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn for (int i=0; i<N; i++) { 1387b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn backStack[i] = new BackStackState(this, mBackStack.get(i)); 1388b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: adding back stack #" + i 1389b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn + ": " + mBackStack.get(i)); 1390b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1391b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1392b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1393b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1394b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn FragmentManagerState fms = new FragmentManagerState(); 13956e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn fms.mActive = active; 1396b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn fms.mAdded = added; 1397b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn fms.mBackStack = backStack; 1398b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return fms; 1399b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1400b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1401b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn void restoreAllState(Parcelable state, ArrayList<Fragment> nonConfig) { 1402b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // If there is no saved state at all, then there can not be 1403b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // any nonConfig fragments either, so that is that. 1404b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (state == null) return; 1405b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn FragmentManagerState fms = (FragmentManagerState)state; 14066e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (fms.mActive == null) return; 1407b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 14086e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // First re-attach any non-config instances we are retaining back 14096e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // to their saved state, so we don't try to instantiate them again. 1410b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (nonConfig != null) { 1411b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn for (int i=0; i<nonConfig.size(); i++) { 1412b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn Fragment f = nonConfig.get(i); 1413b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: re-attaching retained " + f); 14146e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn FragmentState fs = fms.mActive[f.mIndex]; 1415b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn fs.mInstance = f; 1416b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mSavedViewState = null; 14176e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn f.mBackStackNesting = 0; 1418625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn f.mInLayout = false; 14196e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn f.mAdded = false; 1420b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (fs.mSavedFragmentState != null) { 14215164246d7e47b9c995ca1e1587f3056eb777f60bDianne Hackborn fs.mSavedFragmentState.setClassLoader(mActivity.getClassLoader()); 1422b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mSavedViewState = fs.mSavedFragmentState.getSparseParcelableArray( 1423def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG); 1424b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1425b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1426b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1427b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 14286e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // Build the full list of active fragments, instantiating them from 14296e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // their saved state. 14306e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive = new ArrayList<Fragment>(fms.mActive.length); 14316e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mAvailIndices != null) { 14326e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAvailIndices.clear(); 14336e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 14346e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=0; i<fms.mActive.length; i++) { 14356e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn FragmentState fs = fms.mActive[i]; 14366e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (fs != null) { 1437b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn Fragment f = fs.instantiate(mActivity); 1438b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: adding #" + i + ": " + f); 1439b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn mActive.add(f); 144030d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn // Now that the fragment is instantiated (or came from being 144130d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn // retained above), clear mInstance in case we end up re-restoring 144230d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn // from this FragmentState again. 144330d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn fs.mInstance = null; 14446e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } else { 1445b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: adding #" + i + ": (null)"); 14466e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive.add(null); 14476e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mAvailIndices == null) { 14486e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAvailIndices = new ArrayList<Integer>(); 14496e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 1450b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: adding avail #" + i); 14516e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAvailIndices.add(i); 1452b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 14536e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 14546e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 14553e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn // Update the target of all retained fragments. 14563e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn if (nonConfig != null) { 14573e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn for (int i=0; i<nonConfig.size(); i++) { 14583e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn Fragment f = nonConfig.get(i); 14593e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn if (f.mTarget != null) { 14603e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn if (f.mTarget.mIndex < mActive.size()) { 14613e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn f.mTarget = mActive.get(f.mTarget.mIndex); 14623e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn } else { 14633e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn Log.w(TAG, "Re-attaching retained fragment " + f 14643e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn + " target no longer exists: " + f.mTarget); 14653e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn f.mTarget = null; 14663e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn } 14673e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn } 14683e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn } 14693e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn } 14703e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn 14716e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // Build the list of currently added fragments. 14726e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (fms.mAdded != null) { 14736e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAdded = new ArrayList<Fragment>(fms.mAdded.length); 1474b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn for (int i=0; i<fms.mAdded.length; i++) { 14756e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(fms.mAdded[i]); 14766e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f == null) { 14776e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn throw new IllegalStateException( 14786e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn "No instantiated fragment for index #" + fms.mAdded[i]); 1479b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 14806e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn f.mAdded = true; 1481b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn f.mImmediateActivity = mActivity; 1482b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: making added #" + i + ": " + f); 14836e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAdded.add(f); 1484b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 14856e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } else { 14866e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAdded = null; 1487b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 14886e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 14896e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // Build the back stack. 1490b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (fms.mBackStack != null) { 1491c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStack = new ArrayList<BackStackRecord>(fms.mBackStack.length); 1492b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn for (int i=0; i<fms.mBackStack.length; i++) { 1493c6669ca63299219d815464129dac051ab2404286Dianne Hackborn BackStackRecord bse = fms.mBackStack[i].instantiate(this); 1494b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: adding bse #" + i 1495b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn + " (index " + bse.mIndex + "): " + bse); 1496b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn mBackStack.add(bse); 1497dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (bse.mIndex >= 0) { 1498dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn setBackStackIndex(bse.mIndex, bse); 1499dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1500b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 15016e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } else { 15026e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mBackStack = null; 1503b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1504b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1505b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 15062dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn public void attachActivity(Activity activity) { 15072dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (mActivity != null) throw new IllegalStateException(); 15082dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn mActivity = activity; 15092dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 15102dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 1511fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn public void noteStateNotSaved() { 1512fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn mStateSaved = false; 1513fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn } 1514fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn 1515b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public void dispatchCreate() { 15163e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn mStateSaved = false; 1517ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn moveToState(Fragment.CREATED, false); 15182dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 15192dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 1520c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn public void dispatchActivityCreated() { 15213e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn mStateSaved = false; 1522c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn moveToState(Fragment.ACTIVITY_CREATED, false); 1523c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn } 1524c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn 15252dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn public void dispatchStart() { 15263e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn mStateSaved = false; 1527ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn moveToState(Fragment.STARTED, false); 15282dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 15292dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 15302dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn public void dispatchResume() { 15313e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn mStateSaved = false; 1532ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn moveToState(Fragment.RESUMED, false); 15332dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 15342dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 15352dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn public void dispatchPause() { 1536ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn moveToState(Fragment.STARTED, false); 15372dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 15382dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 15392dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn public void dispatchStop() { 1540c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn moveToState(Fragment.ACTIVITY_CREATED, false); 15412dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 15422dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 15432dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn public void dispatchDestroy() { 1544d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn mDestroyed = true; 1545ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn moveToState(Fragment.INITIALIZING, false); 15462dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn mActivity = null; 15472dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 1548f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 15499d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn public void dispatchConfigurationChanged(Configuration newConfig) { 15509d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn if (mActive != null) { 15519d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn for (int i=0; i<mAdded.size(); i++) { 15529d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn Fragment f = mAdded.get(i); 15539d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn if (f != null) { 15549d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn f.onConfigurationChanged(newConfig); 15559d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 15569d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 15579d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 15589d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 15599d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn 15609d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn public void dispatchLowMemory() { 15619d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn if (mActive != null) { 15629d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn for (int i=0; i<mAdded.size(); i++) { 15639d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn Fragment f = mAdded.get(i); 15649d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn if (f != null) { 15659d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn f.onLowMemory(); 15669d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 15679d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 15689d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 15699d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 15709d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn 1571b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn public boolean dispatchCreateOptionsMenu(Menu menu, MenuInflater inflater) { 1572b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn boolean show = false; 15738eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn ArrayList<Fragment> newMenus = null; 1574b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn if (mActive != null) { 1575b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1576b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn Fragment f = mAdded.get(i); 1577b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn if (f != null && !f.mHidden && f.mHasMenu) { 1578b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn show = true; 1579b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn f.onCreateOptionsMenu(menu, inflater); 15808eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (newMenus == null) { 15818eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn newMenus = new ArrayList<Fragment>(); 15828eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 15838eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn newMenus.add(f); 1584b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1585b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1586b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 15878eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn 15888eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (mCreatedMenus != null) { 15898eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn for (int i=0; i<mCreatedMenus.size(); i++) { 15908eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn Fragment f = mCreatedMenus.get(i); 15918eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (newMenus == null || !newMenus.contains(f)) { 15928eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn f.onDestroyOptionsMenu(); 15938eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 15948eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 15958eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 15968eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn 15978eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn mCreatedMenus = newMenus; 15988eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn 1599b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn return show; 1600b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1601b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn 1602b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn public boolean dispatchPrepareOptionsMenu(Menu menu) { 1603b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn boolean show = false; 1604b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn if (mActive != null) { 1605b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1606b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn Fragment f = mAdded.get(i); 1607b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn if (f != null && !f.mHidden && f.mHasMenu) { 1608b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn show = true; 1609b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn f.onPrepareOptionsMenu(menu); 1610b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1611b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1612b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1613b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn return show; 1614b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1615b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn 1616b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn public boolean dispatchOptionsItemSelected(MenuItem item) { 1617b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn if (mActive != null) { 1618b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1619b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn Fragment f = mAdded.get(i); 1620b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn if (f != null && !f.mHidden && f.mHasMenu) { 1621b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn if (f.onOptionsItemSelected(item)) { 1622b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn return true; 1623b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1624b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1625b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1626b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1627b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn return false; 1628b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1629b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn 16305ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn public boolean dispatchContextItemSelected(MenuItem item) { 16315ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn if (mActive != null) { 16325ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 16335ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn Fragment f = mAdded.get(i); 16345ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn if (f != null && !f.mHidden) { 16355ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn if (f.onContextItemSelected(item)) { 16365ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn return true; 16375ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn } 16385ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn } 16395ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn } 16405ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn } 16415ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn return false; 16425ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn } 16435ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn 1644b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn public void dispatchOptionsMenuClosed(Menu menu) { 1645b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn if (mActive != null) { 1646b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1647b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn Fragment f = mAdded.get(i); 1648b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn if (f != null && !f.mHidden && f.mHasMenu) { 1649b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn f.onOptionsMenuClosed(menu); 1650b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1651b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1652b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1653b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1654b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn 1655f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn public static int reverseTransit(int transit) { 1656f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int rev = 0; 1657f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn switch (transit) { 1658811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase case FragmentTransaction.TRANSIT_FRAGMENT_OPEN: 1659811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase rev = FragmentTransaction.TRANSIT_FRAGMENT_CLOSE; 1660f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn break; 1661811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase case FragmentTransaction.TRANSIT_FRAGMENT_CLOSE: 1662811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase rev = FragmentTransaction.TRANSIT_FRAGMENT_OPEN; 1663f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn break; 16649ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase case FragmentTransaction.TRANSIT_FRAGMENT_NEXT: 16659ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase rev = FragmentTransaction.TRANSIT_FRAGMENT_PREV; 16669ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase break; 16679ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase case FragmentTransaction.TRANSIT_FRAGMENT_PREV: 16689ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase rev = FragmentTransaction.TRANSIT_FRAGMENT_NEXT; 16699ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase break; 1670f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1671f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return rev; 1672f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 1673f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1674f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 1675f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn public static int transitToStyleIndex(int transit, boolean enter) { 1676f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int animAttr = -1; 1677f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn switch (transit) { 1678811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase case FragmentTransaction.TRANSIT_FRAGMENT_OPEN: 1679f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn animAttr = enter 1680811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase ? com.android.internal.R.styleable.FragmentAnimation_fragmentOpenEnterAnimation 1681811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase : com.android.internal.R.styleable.FragmentAnimation_fragmentOpenExitAnimation; 1682f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn break; 1683811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase case FragmentTransaction.TRANSIT_FRAGMENT_CLOSE: 1684f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn animAttr = enter 1685811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase ? com.android.internal.R.styleable.FragmentAnimation_fragmentCloseEnterAnimation 1686811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase : com.android.internal.R.styleable.FragmentAnimation_fragmentCloseExitAnimation; 1687f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn break; 16889ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase case FragmentTransaction.TRANSIT_FRAGMENT_NEXT: 16899ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase animAttr = enter 16909ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase ? com.android.internal.R.styleable.FragmentAnimation_fragmentNextEnterAnimation 16919ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase : com.android.internal.R.styleable.FragmentAnimation_fragmentNextExitAnimation; 16929ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase break; 16939ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase case FragmentTransaction.TRANSIT_FRAGMENT_PREV: 16949ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase animAttr = enter 16959ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase ? com.android.internal.R.styleable.FragmentAnimation_fragmentPrevEnterAnimation 16969ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase : com.android.internal.R.styleable.FragmentAnimation_fragmentPrevExitAnimation; 16979ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase break; 1698f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1699f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return animAttr; 1700f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 17012dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn} 1702