FragmentManager.java revision 371a809179c843d7ae661a10bc9b4b8cfcaff566
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; 22371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powellimport android.content.Context; 239d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackbornimport android.content.res.Configuration; 24f121be737c59390d97e21a92be8e166001534c7dDianne Hackbornimport android.content.res.TypedArray; 252dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackbornimport android.os.Bundle; 26f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackbornimport android.os.Debug; 27ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackbornimport android.os.Handler; 283a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackbornimport android.os.Looper; 29b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackbornimport android.os.Parcel; 30b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackbornimport android.os.Parcelable; 31371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powellimport android.util.AttributeSet; 32a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackbornimport android.util.DebugUtils; 335ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackbornimport android.util.Log; 345d9d03a0234faa3cffd11502f973057045cafe82Dianne Hackbornimport android.util.LogWriter; 35b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackbornimport android.util.SparseArray; 361487466dc2ce14cccf0ff2bd2f824238aaa0044eAdam Powellimport android.util.SuperNotCalledException; 37371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powellimport android.view.LayoutInflater; 38b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackbornimport android.view.Menu; 39b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackbornimport android.view.MenuInflater; 40b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackbornimport android.view.MenuItem; 415ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackbornimport android.view.View; 422dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackbornimport android.view.ViewGroup; 438c84109b9fbbf473b225707a38261ff5f99d95fbDianne Hackbornimport com.android.internal.util.FastPrintWriter; 442dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 45625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackbornimport java.io.FileDescriptor; 46625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackbornimport java.io.PrintWriter; 472dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackbornimport java.util.ArrayList; 48d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackbornimport java.util.Arrays; 492dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 50b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn/** 51b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Interface for interacting with {@link Fragment} objects inside of an 52b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * {@link Activity} 53b54e7a3d9f60ac605f404f9eb3c5e92ca51bbd23Joe Fernandez * 54b54e7a3d9f60ac605f404f9eb3c5e92ca51bbd23Joe Fernandez * <div class="special reference"> 55b54e7a3d9f60ac605f404f9eb3c5e92ca51bbd23Joe Fernandez * <h3>Developer Guides</h3> 56b54e7a3d9f60ac605f404f9eb3c5e92ca51bbd23Joe Fernandez * <p>For more information about using fragments, read the 57b54e7a3d9f60ac605f404f9eb3c5e92ca51bbd23Joe Fernandez * <a href="{@docRoot}guide/topics/fundamentals/fragments.html">Fragments</a> developer guide.</p> 58b54e7a3d9f60ac605f404f9eb3c5e92ca51bbd23Joe Fernandez * </div> 597871badd5d4d29d80207e9cc09a0681f26a151d0Dianne Hackborn * 607871badd5d4d29d80207e9cc09a0681f26a151d0Dianne Hackborn * While the FragmentManager API was introduced in 617871badd5d4d29d80207e9cc09a0681f26a151d0Dianne Hackborn * {@link android.os.Build.VERSION_CODES#HONEYCOMB}, a version of the API 627871badd5d4d29d80207e9cc09a0681f26a151d0Dianne Hackborn * at is also available for use on older platforms through 637871badd5d4d29d80207e9cc09a0681f26a151d0Dianne Hackborn * {@link android.support.v4.app.FragmentActivity}. See the blog post 647871badd5d4d29d80207e9cc09a0681f26a151d0Dianne Hackborn * <a href="http://android-developers.blogspot.com/2011/03/fragments-for-all.html"> 657871badd5d4d29d80207e9cc09a0681f26a151d0Dianne Hackborn * Fragments For All</a> for more details. 66b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 67ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackbornpublic abstract class FragmentManager { 68b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 69c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Representation of an entry on the fragment back stack, as created 70c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * with {@link FragmentTransaction#addToBackStack(String) 71c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * FragmentTransaction.addToBackStack()}. Entries can later be 72327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * retrieved with {@link FragmentManager#getBackStackEntryAt(int) 73c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * FragmentManager.getBackStackEntry()}. 74c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * 75c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * <p>Note that you should never hold on to a BackStackEntry object; 76c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * the identifier as returned by {@link #getId} is the only thing that 77c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * will be persisted across activity instances. 78c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 79c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public interface BackStackEntry { 80c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 81c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Return the unique identifier for the entry. This is the only 82c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * representation of the entry that will persist across activity 83c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * instances. 84c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 85c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public int getId(); 86c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 87c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 886c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn * Get the name that was supplied to 896c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn * {@link FragmentTransaction#addToBackStack(String) 906c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn * FragmentTransaction.addToBackStack(String)} when creating this entry. 916c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn */ 926c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn public String getName(); 936c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn 946c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn /** 95327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * Return the full bread crumb title resource identifier for the entry, 96327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * or 0 if it does not have one. 97327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn */ 98327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn public int getBreadCrumbTitleRes(); 99327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn 100327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn /** 101327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * Return the short bread crumb title resource identifier for the entry, 102327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * or 0 if it does not have one. 103327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn */ 104327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn public int getBreadCrumbShortTitleRes(); 105327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn 106327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn /** 107c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Return the full bread crumb title for the entry, or null if it 108c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * does not have one. 109c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 110c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public CharSequence getBreadCrumbTitle(); 111c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 112c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 113c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Return the short bread crumb title for the entry, or null if it 114c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * does not have one. 115c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 116c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public CharSequence getBreadCrumbShortTitle(); 117c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 118c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 119c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 120c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Interface to watch for changes to the back stack. 121c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 122c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public interface OnBackStackChangedListener { 123c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 124c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Called whenever the contents of the back stack change. 125c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 126c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public void onBackStackChanged(); 127c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 128c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 129c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 130b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Start a series of edit operations on the Fragments associated with 131b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * this FragmentManager. 132fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * 133fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * <p>Note: A fragment transaction can only be created/committed prior 134fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * to an activity saving its state. If you try to commit a transaction 135fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * after {@link Activity#onSaveInstanceState Activity.onSaveInstanceState()} 136fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * (and prior to a following {@link Activity#onStart Activity.onStart} 137fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * or {@link Activity#onResume Activity.onResume()}, you will get an error. 138fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * This is because the framework takes care of saving your current fragments 139fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * in the state, and if changes are made after the state is saved then they 140fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * will be lost.</p> 141b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 14248e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn public abstract FragmentTransaction beginTransaction(); 143b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 14417b9b81418c9166e181a992f27598e4de18d7203Dianne Hackborn /** @hide -- remove once prebuilts are in. */ 145327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn @Deprecated 14648e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn public FragmentTransaction openTransaction() { 14748e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn return beginTransaction(); 14848e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn } 14948e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn 150b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 1513a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * After a {@link FragmentTransaction} is committed with 1523a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * {@link FragmentTransaction#commit FragmentTransaction.commit()}, it 1533a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * is scheduled to be executed asynchronously on the process's main thread. 1543a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * If you want to immediately executing any such pending operations, you 1553a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * can call this function (only from the main thread) to do so. Note that 1563a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * all callbacks and other related behavior will be done from within this 1573a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * call, so be careful about where this is called from. 1583a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * 1593a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * @return Returns true if there were any pending transactions to be 1603a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * executed. 1613a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn */ 1623a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract boolean executePendingTransactions(); 1633a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 1643a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn /** 165b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Finds a fragment that was identified by the given id either when inflated 166b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * from XML or as the container ID when added in a transaction. This first 167b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * searches through fragments that are currently added to the manager's 168b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * activity; if no such fragment is found, then all fragments currently 169b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * on the back stack associated with this ID are searched. 170b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @return The fragment if found or null otherwise. 171b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 172ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract Fragment findFragmentById(int id); 173b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 174b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 175b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Finds a fragment that was identified by the given tag either when inflated 176b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * from XML or as supplied when added in a transaction. This first 177b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * searches through fragments that are currently added to the manager's 178b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * activity; if no such fragment is found, then all fragments currently 179b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * on the back stack are searched. 180b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @return The fragment if found or null otherwise. 181b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 182ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract Fragment findFragmentByTag(String tag); 183b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 184b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 185b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Flag for {@link #popBackStack(String, int)} 186b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * and {@link #popBackStack(int, int)}: If set, and the name or ID of 187b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * a back stack entry has been supplied, then all matching entries will 188b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * be consumed until one that doesn't match is found or the bottom of 189b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * the stack is reached. Otherwise, all entries up to but not including that entry 190b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * will be removed. 191b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 192b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public static final int POP_BACK_STACK_INCLUSIVE = 1<<0; 193b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 194b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 19587ffa20a2fd4dff11262b87607a9aca992bdd05dBen Komalo * Pop the top state off the back stack. This function is asynchronous -- it 19687ffa20a2fd4dff11262b87607a9aca992bdd05dBen Komalo * enqueues the request to pop, but the action will not be performed until the 19787ffa20a2fd4dff11262b87607a9aca992bdd05dBen Komalo * application returns to its event loop. 198b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 1993a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract void popBackStack(); 2003a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 2013a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn /** 2023a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * Like {@link #popBackStack()}, but performs the operation immediately 2033a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 2043a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * afterwards. 2053a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * @return Returns true if there was something popped, else false. 2063a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn */ 2073a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract boolean popBackStackImmediate(); 208b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 209b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 210b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Pop the last fragment transition from the manager's fragment 211b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * back stack. If there is nothing to pop, false is returned. 212327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * This function is asynchronous -- it enqueues the 213327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * request to pop, but the action will not be performed until the application 214327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * returns to its event loop. 215327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * 216b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param name If non-null, this is the name of a previous back state 217b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * to look for; if found, all states up to that state will be popped. The 218b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * {@link #POP_BACK_STACK_INCLUSIVE} flag can be used to control whether 219b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * the named state itself is popped. If null, only the top state is popped. 220b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param flags Either 0 or {@link #POP_BACK_STACK_INCLUSIVE}. 221b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 2223a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract void popBackStack(String name, int flags); 2233a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 2243a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn /** 2253a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * Like {@link #popBackStack(String, int)}, but performs the operation immediately 2263a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 2273a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * afterwards. 2283a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * @return Returns true if there was something popped, else false. 2293a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn */ 2303a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract boolean popBackStackImmediate(String name, int flags); 231b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 232b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 233b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Pop all back stack states up to the one with the given identifier. 234327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * This function is asynchronous -- it enqueues the 235327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * request to pop, but the action will not be performed until the application 236327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * returns to its event loop. 237327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * 238b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param id Identifier of the stated to be popped. If no identifier exists, 239b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * false is returned. 240b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * The identifier is the number returned by 241b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * {@link FragmentTransaction#commit() FragmentTransaction.commit()}. The 242b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * {@link #POP_BACK_STACK_INCLUSIVE} flag can be used to control whether 243b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * the named state itself is popped. 244b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param flags Either 0 or {@link #POP_BACK_STACK_INCLUSIVE}. 245b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 2463a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract void popBackStack(int id, int flags); 2473a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 2483a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn /** 2493a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * Like {@link #popBackStack(int, int)}, but performs the operation immediately 2503a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 2513a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * afterwards. 2523a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * @return Returns true if there was something popped, else false. 2533a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn */ 2543a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract boolean popBackStackImmediate(int id, int flags); 255b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 256b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 257c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Return the number of entries currently in the back stack. 258c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 259327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn public abstract int getBackStackEntryCount(); 260c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 261c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 262c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Return the BackStackEntry at index <var>index</var> in the back stack; 263c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * entries start index 0 being the bottom of the stack. 264c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 265327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn public abstract BackStackEntry getBackStackEntryAt(int index); 266c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 267c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 268c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Add a new listener for changes to the fragment back stack. 269c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 270ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract void addOnBackStackChangedListener(OnBackStackChangedListener listener); 271c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 272c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 273c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Remove a listener that was previously added with 274c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * {@link #addOnBackStackChangedListener(OnBackStackChangedListener)}. 275c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 276ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract void removeOnBackStackChangedListener(OnBackStackChangedListener listener); 277c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 278c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 279b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Put a reference to a fragment in a Bundle. This Bundle can be 280b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * persisted as saved state, and when later restoring 281b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * {@link #getFragment(Bundle, String)} will return the current 282b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * instance of the same fragment. 283b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * 284b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param bundle The bundle in which to put the fragment reference. 285b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param key The name of the entry in the bundle. 286b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param fragment The Fragment whose reference is to be stored. 287b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 288ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract void putFragment(Bundle bundle, String key, Fragment fragment); 289b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 290b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 291b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Retrieve the current Fragment instance for a reference previously 292b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * placed with {@link #putFragment(Bundle, String, Fragment)}. 293b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * 294b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param bundle The bundle from which to retrieve the fragment reference. 295b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param key The name of the entry in the bundle. 296b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @return Returns the current Fragment instance that is associated with 297b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * the given reference. 298b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 299ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract Fragment getFragment(Bundle bundle, String key); 300625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 301625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn /** 302b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * Save the current instance state of the given Fragment. This can be 303b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * used later when creating a new instance of the Fragment and adding 304b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * it to the fragment manager, to have it create itself to match the 305b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * current state returned here. Note that there are limits on how 306b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * this can be used: 307b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * 308b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * <ul> 309b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * <li>The Fragment must currently be attached to the FragmentManager. 310b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * <li>A new Fragment created using this saved state must be the same class 311b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * type as the Fragment it was created from. 312b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * <li>The saved state can not contain dependencies on other fragments -- 313b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * that is it can't use {@link #putFragment(Bundle, String, Fragment)} to 314b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * store a fragment reference because that reference may not be valid when 315b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * this saved state is later used. Likewise the Fragment's target and 316b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * result code are not included in this state. 317b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * </ul> 318b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * 319b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * @param f The Fragment whose state is to be saved. 320b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * @return The generated state. This will be null if there was no 321b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * interesting state created by the fragment. 322b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn */ 323b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn public abstract Fragment.SavedState saveFragmentInstanceState(Fragment f); 324b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn 325b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn /** 3266d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn * Returns true if the final {@link Activity#onDestroy() Activity.onDestroy()} 3276d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn * call has been made on the FragmentManager's Activity, so this instance is now dead. 3286d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn */ 3296d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn public abstract boolean isDestroyed(); 3306d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn 3316d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn /** 332625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn * Print the FragmentManager's state into the given stream. 333625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn * 334625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn * @param prefix Text to print at the front of each line. 335625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn * @param fd The raw file descriptor that the dump is being sent to. 336625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn * @param writer A PrintWriter to which the dump is to be set. 33730d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn * @param args Additional arguments to the dump request. 338625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn */ 339ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args); 340a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn 341a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn /** 342a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn * Control whether the framework's internal fragment manager debugging 343a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn * logs are turned on. If enabled, you will see output in logcat as 344a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn * the framework performs fragment operations. 345a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn */ 346a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn public static void enableDebugLogging(boolean enabled) { 347a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn FragmentManagerImpl.DEBUG = enabled; 348a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn } 349f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell 350f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell /** 351f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell * Invalidate the attached activity's options menu as necessary. 352f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell * This may end up being deferred until we move to the resumed state. 353f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell */ 354f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell public void invalidateOptionsMenu() { } 355b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn} 356b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 357b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackbornfinal class FragmentManagerState implements Parcelable { 3586e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn FragmentState[] mActive; 359b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn int[] mAdded; 360b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn BackStackState[] mBackStack; 361b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 362b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public FragmentManagerState() { 363b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 364b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 365b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public FragmentManagerState(Parcel in) { 3666e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive = in.createTypedArray(FragmentState.CREATOR); 367b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn mAdded = in.createIntArray(); 368b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn mBackStack = in.createTypedArray(BackStackState.CREATOR); 369b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 370b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 371b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public int describeContents() { 372b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return 0; 373b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 374b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 375b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public void writeToParcel(Parcel dest, int flags) { 3766e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn dest.writeTypedArray(mActive, flags); 377b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn dest.writeIntArray(mAdded); 378b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn dest.writeTypedArray(mBackStack, flags); 379b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 380b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 381b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public static final Parcelable.Creator<FragmentManagerState> CREATOR 382b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn = new Parcelable.Creator<FragmentManagerState>() { 383b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public FragmentManagerState createFromParcel(Parcel in) { 384b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return new FragmentManagerState(in); 385b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 386b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 387b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public FragmentManagerState[] newArray(int size) { 388b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return new FragmentManagerState[size]; 389b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 390b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn }; 391ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn} 392ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn 3932dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn/** 39462bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn * Callbacks from FragmentManagerImpl to its container. 39562bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn */ 39662bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborninterface FragmentContainer { 39762bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn public View findViewById(int id); 39862bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn} 39962bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn 40062bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn/** 4012dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * Container for fragments associated with an activity. 4022dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn */ 403371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powellfinal class FragmentManagerImpl extends FragmentManager implements LayoutInflater.Factory2 { 4041c43719c4709702fe3187e9c42ba9f4d22921034Craig Mautner static boolean DEBUG = false; 4055ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn static final String TAG = "FragmentManager"; 4065ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn 407def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn static final String TARGET_REQUEST_CODE_STATE_TAG = "android:target_req_state"; 408def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn static final String TARGET_STATE_TAG = "android:target_state"; 409def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn static final String VIEW_STATE_TAG = "android:view_state"; 41078fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell static final String USER_VISIBLE_HINT_TAG = "android:user_visible_hint"; 411def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn 412445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn ArrayList<Runnable> mPendingActions; 413445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn Runnable[] mTmpActions; 414445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn boolean mExecutingActions; 415445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 4166e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn ArrayList<Fragment> mActive; 4176e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn ArrayList<Fragment> mAdded; 4186e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn ArrayList<Integer> mAvailIndices; 419c6669ca63299219d815464129dac051ab2404286Dianne Hackborn ArrayList<BackStackRecord> mBackStack; 4208eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn ArrayList<Fragment> mCreatedMenus; 4212dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 422dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn // Must be accessed while locked. 423c6669ca63299219d815464129dac051ab2404286Dianne Hackborn ArrayList<BackStackRecord> mBackStackIndices; 424dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn ArrayList<Integer> mAvailBackStackIndices; 425dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn 426c6669ca63299219d815464129dac051ab2404286Dianne Hackborn ArrayList<OnBackStackChangedListener> mBackStackChangeListeners; 427c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 4282dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn int mCurState = Fragment.INITIALIZING; 4292dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn Activity mActivity; 43062bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn FragmentContainer mContainer; 43162bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn Fragment mParent; 4322dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 433b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn boolean mNeedMenuInvalidate; 4343e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn boolean mStateSaved; 435d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn boolean mDestroyed; 436fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn String mNoTransactionsBecause; 43778fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell boolean mHavePendingDeferredStart; 438371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell 439b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // Temporary vars for state save and restore. 440b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn Bundle mStateBundle = null; 441b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn SparseArray<Parcelable> mStateArray = null; 442b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 443445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn Runnable mExecCommit = new Runnable() { 444445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn @Override 445445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn public void run() { 446445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn execPendingActions(); 447445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 448445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn }; 449625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 4504702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn private void throwException(RuntimeException ex) { 4514702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn Log.e(TAG, ex.getMessage()); 4524702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn LogWriter logw = new LogWriter(Log.ERROR, TAG); 4538c84109b9fbbf473b225707a38261ff5f99d95fbDianne Hackborn PrintWriter pw = new FastPrintWriter(logw, false, 1024); 4544702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn if (mActivity != null) { 4554702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn Log.e(TAG, "Activity state:"); 4565bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn try { 4574702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn mActivity.dump(" ", null, pw, new String[] { }); 4585bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn } catch (Exception e) { 4598c84109b9fbbf473b225707a38261ff5f99d95fbDianne Hackborn pw.flush(); 4605bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn Log.e(TAG, "Failed dumping state", e); 4615bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn } 4625bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn } else { 4634702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn Log.e(TAG, "Fragment manager state:"); 4645bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn try { 4654702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn dump(" ", null, pw, new String[] { }); 4665bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn } catch (Exception e) { 4678c84109b9fbbf473b225707a38261ff5f99d95fbDianne Hackborn pw.flush(); 4684702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn Log.e(TAG, "Failed dumping state", e); 4695bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn } 4705bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn } 4718c84109b9fbbf473b225707a38261ff5f99d95fbDianne Hackborn pw.flush(); 4724702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throw ex; 4735bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn } 4745bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn 475625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 47648e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn public FragmentTransaction beginTransaction() { 477c6669ca63299219d815464129dac051ab2404286Dianne Hackborn return new BackStackRecord(this); 478b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 479b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 480625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 4813a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public boolean executePendingTransactions() { 4823a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn return execPendingActions(); 4833a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 4843a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 4853a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override 4863a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public void popBackStack() { 4873a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn enqueueAction(new Runnable() { 4883a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override public void run() { 4893a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn popBackStackState(mActivity.mHandler, null, -1, 0); 4903a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 4913a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn }, false); 4923a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 4933a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 4943a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override 4953a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public boolean popBackStackImmediate() { 4963a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn checkStateLoss(); 4973a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn executePendingTransactions(); 498b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn return popBackStackState(mActivity.mHandler, null, -1, 0); 499b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 500b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 501625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 5023a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public void popBackStack(final String name, final int flags) { 5033a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn enqueueAction(new Runnable() { 5043a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override public void run() { 5053a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn popBackStackState(mActivity.mHandler, name, -1, flags); 5063a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 5073a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn }, false); 5083a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 5093a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 5103a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override 5113a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public boolean popBackStackImmediate(String name, int flags) { 5123a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn checkStateLoss(); 5133a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn executePendingTransactions(); 514b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn return popBackStackState(mActivity.mHandler, name, -1, flags); 515b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 516b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 517625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 5183a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public void popBackStack(final int id, final int flags) { 5193a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if (id < 0) { 5203a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn throw new IllegalArgumentException("Bad id: " + id); 5213a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 5223a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn enqueueAction(new Runnable() { 5233a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override public void run() { 5243a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn popBackStackState(mActivity.mHandler, null, id, flags); 5253a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 5263a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn }, false); 5273a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 5283a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 5293a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override 5303a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public boolean popBackStackImmediate(int id, int flags) { 5313a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn checkStateLoss(); 5323a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn executePendingTransactions(); 533b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (id < 0) { 534b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn throw new IllegalArgumentException("Bad id: " + id); 535b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 536b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn return popBackStackState(mActivity.mHandler, null, id, flags); 537b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 538b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 539625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 540327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn public int getBackStackEntryCount() { 541c6669ca63299219d815464129dac051ab2404286Dianne Hackborn return mBackStack != null ? mBackStack.size() : 0; 542c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 543c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 544625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 545327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn public BackStackEntry getBackStackEntryAt(int index) { 546c6669ca63299219d815464129dac051ab2404286Dianne Hackborn return mBackStack.get(index); 547c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 548c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 549625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 550c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public void addOnBackStackChangedListener(OnBackStackChangedListener listener) { 551c6669ca63299219d815464129dac051ab2404286Dianne Hackborn if (mBackStackChangeListeners == null) { 552c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackChangeListeners = new ArrayList<OnBackStackChangedListener>(); 553c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 554c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackChangeListeners.add(listener); 555c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 556c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 557625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 558c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public void removeOnBackStackChangedListener(OnBackStackChangedListener listener) { 559c6669ca63299219d815464129dac051ab2404286Dianne Hackborn if (mBackStackChangeListeners != null) { 560c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackChangeListeners.remove(listener); 561c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 562c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 563c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 564625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 565b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public void putFragment(Bundle bundle, String key, Fragment fragment) { 566b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (fragment.mIndex < 0) { 5674702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throwException(new IllegalStateException("Fragment " + fragment 5684702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + " is not currently in the FragmentManager")); 569b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 570b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn bundle.putInt(key, fragment.mIndex); 571b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 572b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 573625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 574b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public Fragment getFragment(Bundle bundle, String key) { 575def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn int index = bundle.getInt(key, -1); 576def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (index == -1) { 577def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn return null; 578def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 579b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (index >= mActive.size()) { 5802de5082f437b90f08ba10210a5b9e25d1173bb9cCyril Mottier throwException(new IllegalStateException("Fragment no longer exists for key " 5814702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + key + ": index " + index)); 582b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 583b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn Fragment f = mActive.get(index); 584b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (f == null) { 5852de5082f437b90f08ba10210a5b9e25d1173bb9cCyril Mottier throwException(new IllegalStateException("Fragment no longer exists for key " 5864702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + key + ": index " + index)); 587b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 588b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn return f; 589b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 590b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 591625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 592b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn public Fragment.SavedState saveFragmentInstanceState(Fragment fragment) { 593b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn if (fragment.mIndex < 0) { 5944702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throwException(new IllegalStateException("Fragment " + fragment 5954702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + " is not currently in the FragmentManager")); 596b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } 597b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn if (fragment.mState > Fragment.INITIALIZING) { 598b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn Bundle result = saveFragmentBasicState(fragment); 599b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn return result != null ? new Fragment.SavedState(result) : null; 600b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } 601b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn return null; 602b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } 603b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn 604b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn @Override 6056d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn public boolean isDestroyed() { 6066d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn return mDestroyed; 6076d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn } 6086d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn 6096d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn @Override 610a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn public String toString() { 611a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn StringBuilder sb = new StringBuilder(128); 612a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn sb.append("FragmentManager{"); 613a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn sb.append(Integer.toHexString(System.identityHashCode(this))); 614a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn sb.append(" in "); 61562bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (mParent != null) { 61662bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn DebugUtils.buildShortClassTag(mParent, sb); 61762bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn } else { 61862bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn DebugUtils.buildShortClassTag(mActivity, sb); 61962bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn } 620a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn sb.append("}}"); 621a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn return sb.toString(); 622a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn } 623a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn 624a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn @Override 625625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 626625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn String innerPrefix = prefix + " "; 627625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 628d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn int N; 629d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mActive != null) { 630d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn N = mActive.size(); 631d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (N > 0) { 632d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print("Active Fragments in "); 633d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(Integer.toHexString(System.identityHashCode(this))); 634d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.println(":"); 635d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn for (int i=0; i<N; i++) { 636d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn Fragment f = mActive.get(i); 637d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 638d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(": "); writer.println(f); 639d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (f != null) { 640d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.dump(innerPrefix, fd, writer, args); 641d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 642d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 643625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 644625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 645625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 646625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (mAdded != null) { 647625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn N = mAdded.size(); 648625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (N > 0) { 649625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(prefix); writer.println("Added Fragments:"); 650625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn for (int i=0; i<N; i++) { 651625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn Fragment f = mAdded.get(i); 652625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 653625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(": "); writer.println(f.toString()); 654625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 655625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 656625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 657625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 658d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mCreatedMenus != null) { 659d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn N = mCreatedMenus.size(); 660d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (N > 0) { 661d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.println("Fragments Created Menus:"); 662d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn for (int i=0; i<N; i++) { 663d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn Fragment f = mCreatedMenus.get(i); 664d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 665d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(": "); writer.println(f.toString()); 666d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 667d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 668d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 669d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 670625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (mBackStack != null) { 671625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn N = mBackStack.size(); 672625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (N > 0) { 673625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(prefix); writer.println("Back Stack:"); 674625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn for (int i=0; i<N; i++) { 675625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn BackStackRecord bs = mBackStack.get(i); 676625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 677625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(": "); writer.println(bs.toString()); 67830d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn bs.dump(innerPrefix, fd, writer, args); 679625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 680625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 681625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 682d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 683d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn synchronized (this) { 684d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mBackStackIndices != null) { 685d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn N = mBackStackIndices.size(); 686d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (N > 0) { 687d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.println("Back Stack Indices:"); 688d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn for (int i=0; i<N; i++) { 689d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn BackStackRecord bs = mBackStackIndices.get(i); 690d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 691d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(": "); writer.println(bs); 692d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 693d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 694d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 695d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 696d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mAvailBackStackIndices != null && mAvailBackStackIndices.size() > 0) { 697d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print("mAvailBackStackIndices: "); 698d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.println(Arrays.toString(mAvailBackStackIndices.toArray())); 699d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 700d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 701d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 702d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mPendingActions != null) { 703d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn N = mPendingActions.size(); 704d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (N > 0) { 705d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.println("Pending Actions:"); 706d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn for (int i=0; i<N; i++) { 707d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn Runnable r = mPendingActions.get(i); 708d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 709d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(": "); writer.println(r); 710d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 711d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 712d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 713d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 714d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.println("FragmentManager misc state:"); 71562bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn writer.print(prefix); writer.print(" mActivity="); writer.println(mActivity); 71662bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn writer.print(prefix); writer.print(" mContainer="); writer.println(mContainer); 71762bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (mParent != null) { 71862bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn writer.print(prefix); writer.print(" mParent="); writer.println(mParent); 71962bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn } 720d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" mCurState="); writer.print(mCurState); 721d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(" mStateSaved="); writer.print(mStateSaved); 722d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(" mDestroyed="); writer.println(mDestroyed); 723d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mNeedMenuInvalidate) { 724d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" mNeedMenuInvalidate="); 725d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.println(mNeedMenuInvalidate); 726d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 727d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mNoTransactionsBecause != null) { 728d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" mNoTransactionsBecause="); 729d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.println(mNoTransactionsBecause); 730d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 731d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mAvailIndices != null && mAvailIndices.size() > 0) { 732d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" mAvailIndices: "); 733d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.println(Arrays.toString(mAvailIndices.toArray())); 734d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 735625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 736625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 737a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator loadAnimator(Fragment fragment, int transit, boolean enter, 738f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int transitionStyle) { 739a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator animObj = fragment.onCreateAnimator(transit, enter, 7405ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.mNextAnim); 741f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (animObj != null) { 742f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return animObj; 743f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 744f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 7455ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (fragment.mNextAnim != 0) { 746a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator anim = AnimatorInflater.loadAnimator(mActivity, fragment.mNextAnim); 7475ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (anim != null) { 7485ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn return anim; 7495ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 7505ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 7515ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn 752f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (transit == 0) { 753f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return null; 754f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 755f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 756f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int styleIndex = transitToStyleIndex(transit, enter); 757f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (styleIndex < 0) { 758f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return null; 759f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 760f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 761f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (transitionStyle == 0 && mActivity.getWindow() != null) { 762f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn transitionStyle = mActivity.getWindow().getAttributes().windowAnimations; 763f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 764f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (transitionStyle == 0) { 765f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return null; 766f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 767f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 768f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn TypedArray attrs = mActivity.obtainStyledAttributes(transitionStyle, 769811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase com.android.internal.R.styleable.FragmentAnimation); 770f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int anim = attrs.getResourceId(styleIndex, 0); 771f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn attrs.recycle(); 772f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 773f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (anim == 0) { 774f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return null; 775f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 776f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 777a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase return AnimatorInflater.loadAnimator(mActivity, anim); 778f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 779f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 780635c60af623c73d2409f5729c0953638b5d6c497Adam Powell public void performPendingDeferredStart(Fragment f) { 781635c60af623c73d2409f5729c0953638b5d6c497Adam Powell if (f.mDeferStart) { 78278fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell if (mExecutingActions) { 78378fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell // Wait until we're done executing our pending transactions 78478fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell mHavePendingDeferredStart = true; 78578fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell return; 78678fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell } 787635c60af623c73d2409f5729c0953638b5d6c497Adam Powell f.mDeferStart = false; 788ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn moveToState(f, mCurState, 0, 0, false); 789635c60af623c73d2409f5729c0953638b5d6c497Adam Powell } 790635c60af623c73d2409f5729c0953638b5d6c497Adam Powell } 791635c60af623c73d2409f5729c0953638b5d6c497Adam Powell 792ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn void moveToState(Fragment f, int newState, int transit, int transitionStyle, 793ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn boolean keepActive) { 794f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (DEBUG && false) Log.v(TAG, "moveToState: " + f 795f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn + " oldState=" + f.mState + " newState=" + newState 796f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn + " mRemoving=" + f.mRemoving + " Callers=" + Debug.getCallers(5)); 7971c43719c4709702fe3187e9c42ba9f4d22921034Craig Mautner 7986e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // Fragments that are not currently added will sit in the onCreate() state. 799e181bd9b5e6a3e5382a1ff3c40b9ce2cb43c7971Dianne Hackborn if ((!f.mAdded || f.mDetached) && newState > Fragment.CREATED) { 8006e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn newState = Fragment.CREATED; 8016e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 802f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn if (f.mRemoving && newState > f.mState) { 803f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn // While removing a fragment, we can't change it to a higher state. 804f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn newState = f.mState; 805f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn } 8062db4e4bd1b5a2b11b07b870660b7f4b3e1f07061Adam Powell // Defer start if requested; don't allow it to move to STARTED or higher 8072db4e4bd1b5a2b11b07b870660b7f4b3e1f07061Adam Powell // if it's not already started. 8082db4e4bd1b5a2b11b07b870660b7f4b3e1f07061Adam Powell if (f.mDeferStart && f.mState < Fragment.STARTED && newState > Fragment.STOPPED) { 809635c60af623c73d2409f5729c0953638b5d6c497Adam Powell newState = Fragment.STOPPED; 810635c60af623c73d2409f5729c0953638b5d6c497Adam Powell } 8112dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (f.mState < newState) { 812e3a7f628c6d9fef42be24999b3137ebe5c6f3525Dianne Hackborn // For fragments that are created from a layout, when restoring from 813e3a7f628c6d9fef42be24999b3137ebe5c6f3525Dianne Hackborn // state we don't want to allow them to be created until they are 814e3a7f628c6d9fef42be24999b3137ebe5c6f3525Dianne Hackborn // being reloaded from the layout. 815e3a7f628c6d9fef42be24999b3137ebe5c6f3525Dianne Hackborn if (f.mFromLayout && !f.mInLayout) { 816e3a7f628c6d9fef42be24999b3137ebe5c6f3525Dianne Hackborn return; 817e3a7f628c6d9fef42be24999b3137ebe5c6f3525Dianne Hackborn } 818d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (f.mAnimatingAway != null) { 819d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // The fragment is currently being animated... but! Now we 820d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // want to move our state back up. Give up on waiting for the 821d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // animation, move to whatever the final state should be once 822d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // the animation is done, and then we can proceed from there. 823d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mAnimatingAway = null; 824ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn moveToState(f, f.mStateAfterAnimating, 0, 0, true); 825d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 8262dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn switch (f.mState) { 8272dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn case Fragment.INITIALIZING: 8285ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto CREATED: " + f); 829def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (f.mSavedFragmentState != null) { 830def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn f.mSavedViewState = f.mSavedFragmentState.getSparseParcelableArray( 831def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG); 832def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn f.mTarget = getFragment(f.mSavedFragmentState, 833def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn FragmentManagerImpl.TARGET_STATE_TAG); 834def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (f.mTarget != null) { 835def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn f.mTargetRequestCode = f.mSavedFragmentState.getInt( 836def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn FragmentManagerImpl.TARGET_REQUEST_CODE_STATE_TAG, 0); 837def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 83878fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell f.mUserVisibleHint = f.mSavedFragmentState.getBoolean( 83978fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell FragmentManagerImpl.USER_VISIBLE_HINT_TAG, true); 84078fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell if (!f.mUserVisibleHint) { 84178fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell f.mDeferStart = true; 84278fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell if (newState > Fragment.STOPPED) { 84378fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell newState = Fragment.STOPPED; 84478fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell } 84578fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell } 846def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 8472dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mActivity = mActivity; 84862bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.mParentFragment = mParent; 84962bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.mFragmentManager = mParent != null 85062bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn ? mParent.mChildFragmentManager : mActivity.mFragments; 8512dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mCalled = false; 8522dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.onAttach(mActivity); 8532dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (!f.mCalled) { 8542dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn throw new SuperNotCalledException("Fragment " + f 8552dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn + " did not call through to super.onAttach()"); 8562dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 8571b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn if (f.mParentFragment == null) { 8581b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn mActivity.onAttachFragment(f); 8591b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn } 86062bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn 861b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (!f.mRetaining) { 86262bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performCreate(f.mSavedFragmentState); 8632dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 864b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mRetaining = false; 865b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (f.mFromLayout) { 866b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // For fragments that are part of the content view 867b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // layout, we need to instantiate the view immediately 868b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // and the inflater will take care of adding it. 8691b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn f.mView = f.performCreateView(f.getLayoutInflater( 8701b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn f.mSavedFragmentState), null, f.mSavedFragmentState); 8716e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f.mView != null) { 8726e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn f.mView.setSaveFromParentEnabled(false); 87316f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (f.mHidden) f.mView.setVisibility(View.GONE); 87416f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn f.onViewCreated(f.mView, f.mSavedFragmentState); 8756e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 876b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 8776e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn case Fragment.CREATED: 8786e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (newState > Fragment.CREATED) { 87916f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto ACTIVITY_CREATED: " + f); 880b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (!f.mFromLayout) { 881b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn ViewGroup container = null; 882b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (f.mContainerId != 0) { 88362bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn container = (ViewGroup)mContainer.findViewById(f.mContainerId); 884352cc98b4621b76959af8f8a698fd75c6d6132e8Dianne Hackborn if (container == null && !f.mRestored) { 8854702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throwException(new IllegalArgumentException( 8864702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn "No view found for id 0x" 8874702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + Integer.toHexString(f.mContainerId) + " (" 8884702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + f.getResources().getResourceName(f.mContainerId) 8894702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + ") for fragment " + f)); 890b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 891b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 892b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mContainer = container; 8931b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn f.mView = f.performCreateView(f.getLayoutInflater( 8941b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn f.mSavedFragmentState), container, f.mSavedFragmentState); 895b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (f.mView != null) { 896b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mView.setSaveFromParentEnabled(false); 897b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (container != null) { 898a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator anim = loadAnimator(f, transit, true, 899b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn transitionStyle); 900b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (anim != null) { 901b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.setTarget(f.mView); 902811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase anim.start(); 903b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 904b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn container.addView(f.mView); 905b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 90616f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (f.mHidden) f.mView.setVisibility(View.GONE); 90716f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn f.onViewCreated(f.mView, f.mSavedFragmentState); 908b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 909b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 9101b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn 91162bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performActivityCreated(f.mSavedFragmentState); 91216f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (f.mView != null) { 91362bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.restoreViewState(f.mSavedFragmentState); 91416f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 915b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mSavedFragmentState = null; 9162dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 917c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn case Fragment.ACTIVITY_CREATED: 91816f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn case Fragment.STOPPED: 91916f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (newState > Fragment.STOPPED) { 9205ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto STARTED: " + f); 921afc4b283fdaedec9bf32492a019b43cc33edc9b6Dianne Hackborn f.performStart(); 9222dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 9232dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn case Fragment.STARTED: 9242dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (newState > Fragment.STARTED) { 9255ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto RESUMED: " + f); 9262707d6026240bcca6f0e35e2e1138958882e90ceDianne Hackborn f.mResumed = true; 92762bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performResume(); 9289520251003cc3a321028bb80693749e5047eb3f8Adam Powell // Get rid of this in case we saved it and never needed it. 9299520251003cc3a321028bb80693749e5047eb3f8Adam Powell f.mSavedFragmentState = null; 9309520251003cc3a321028bb80693749e5047eb3f8Adam Powell f.mSavedViewState = null; 9312dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 9322dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 9332dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } else if (f.mState > newState) { 9342dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn switch (f.mState) { 9352dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn case Fragment.RESUMED: 9362dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (newState < Fragment.RESUMED) { 9375ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom RESUMED: " + f); 93862bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performPause(); 9392707d6026240bcca6f0e35e2e1138958882e90ceDianne Hackborn f.mResumed = false; 9402dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 9412dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn case Fragment.STARTED: 9422dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (newState < Fragment.STARTED) { 9435ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom STARTED: " + f); 9442707d6026240bcca6f0e35e2e1138958882e90ceDianne Hackborn f.performStop(); 9452dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 94616f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn case Fragment.STOPPED: 947c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn case Fragment.ACTIVITY_CREATED: 948c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn if (newState < Fragment.ACTIVITY_CREATED) { 94916f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom ACTIVITY_CREATED: " + f); 950b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (f.mView != null) { 951b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // Need to save the current view state if not 952b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // done already. 953625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (!mActivity.isFinishing() && f.mSavedViewState == null) { 954b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn saveFragmentViewState(f); 955b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 956def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 957afc4b283fdaedec9bf32492a019b43cc33edc9b6Dianne Hackborn f.performDestroyView(); 958def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (f.mView != null && f.mContainer != null) { 959b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase Animator anim = null; 960d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mCurState > Fragment.INITIALIZING && !mDestroyed) { 961b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim = loadAnimator(f, transit, false, 962def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn transitionStyle); 963b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase } 964b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase if (anim != null) { 965b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase final ViewGroup container = f.mContainer; 966b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase final View view = f.mView; 967d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn final Fragment fragment = f; 968b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase container.startViewTransition(view); 969d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mAnimatingAway = anim; 970d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mStateAfterAnimating = newState; 971b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.addListener(new AnimatorListenerAdapter() { 972b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase @Override 973b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase public void onAnimationEnd(Animator anim) { 974b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase container.endViewTransition(view); 975d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (fragment.mAnimatingAway != null) { 976d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn fragment.mAnimatingAway = null; 977d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn moveToState(fragment, fragment.mStateAfterAnimating, 978ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn 0, 0, false); 979d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 980b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 981b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase }); 982b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.setTarget(f.mView); 983b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.start(); 984b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase 985f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 986def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn f.mContainer.removeView(f.mView); 9872dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 9882dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mContainer = null; 9892dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mView = null; 990b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 991b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn case Fragment.CREATED: 992b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (newState < Fragment.CREATED) { 993d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mDestroyed) { 994d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (f.mAnimatingAway != null) { 995d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // The fragment's containing activity is 996d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // being destroyed, but this fragment is 997d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // currently animating away. Stop the 998d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // animation right now -- it is not needed, 999d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // and we can't wait any more on destroying 1000d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // the fragment. 10011b39e221e2d2db98f8aea7dd7b7ded3eca6f3d55Dianne Hackborn Animator anim = f.mAnimatingAway; 1002d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mAnimatingAway = null; 10031b39e221e2d2db98f8aea7dd7b7ded3eca6f3d55Dianne Hackborn anim.cancel(); 1004d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 1005d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 1006d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (f.mAnimatingAway != null) { 1007d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // We are waiting for the fragment's view to finish 1008d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // animating away. Just make a note of the state 1009d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // the fragment now should move to once the animation 1010d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // is done. 1011d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mStateAfterAnimating = newState; 1012f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn newState = Fragment.CREATED; 1013d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } else { 1014d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom CREATED: " + f); 1015d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (!f.mRetaining) { 101662bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performDestroy(); 1017d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 1018d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 1019b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mCalled = false; 1020d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.onDetach(); 1021b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (!f.mCalled) { 1022b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 1023d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn + " did not call through to super.onDetach()"); 1024b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1025ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn if (!keepActive) { 1026ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn if (!f.mRetaining) { 1027ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn makeInactive(f); 1028ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn } else { 1029ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn f.mActivity = null; 103062bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.mParentFragment = null; 1031ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn f.mFragmentManager = null; 10327071786e0074bea42b01236f817383cab69c1b63Tim Kilbourn f.mChildFragmentManager = null; 1033ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn } 1034f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn } 10352dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 10362dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 10372dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 10382dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 10392dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 10402dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mState = newState; 10412dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 10422dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 1043625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn void moveToState(Fragment f) { 1044ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn moveToState(f, mCurState, 0, 0, false); 1045625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 1046625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 1047ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn void moveToState(int newState, boolean always) { 1048f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn moveToState(newState, 0, 0, always); 1049f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1050f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 1051f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn void moveToState(int newState, int transit, int transitStyle, boolean always) { 10522dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (mActivity == null && newState != Fragment.INITIALIZING) { 10532dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn throw new IllegalStateException("No activity"); 10542dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 105562bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn 1056ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn if (!always && mCurState == newState) { 1057ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn return; 1058ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 105962bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn 10602dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn mCurState = newState; 10616e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive != null) { 1062635c60af623c73d2409f5729c0953638b5d6c497Adam Powell boolean loadersRunning = false; 10636e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=0; i<mActive.size(); i++) { 10646e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 10656e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f != null) { 1066ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn moveToState(f, newState, transit, transitStyle, false); 1067635c60af623c73d2409f5729c0953638b5d6c497Adam Powell if (f.mLoaderManager != null) { 1068635c60af623c73d2409f5729c0953638b5d6c497Adam Powell loadersRunning |= f.mLoaderManager.hasRunningLoaders(); 1069635c60af623c73d2409f5729c0953638b5d6c497Adam Powell } 10706e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 10716e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 10725f36c96f6d3623a826466db68cc1586f078ac307Dianne Hackborn 1073635c60af623c73d2409f5729c0953638b5d6c497Adam Powell if (!loadersRunning) { 1074635c60af623c73d2409f5729c0953638b5d6c497Adam Powell startPendingDeferredFragments(); 1075635c60af623c73d2409f5729c0953638b5d6c497Adam Powell } 1076635c60af623c73d2409f5729c0953638b5d6c497Adam Powell 107789b09da7b3b1e69264d9ec710c66eb2f891b313eAdam Powell if (mNeedMenuInvalidate && mActivity != null && mCurState == Fragment.RESUMED) { 10785f36c96f6d3623a826466db68cc1586f078ac307Dianne Hackborn mActivity.invalidateOptionsMenu(); 10795f36c96f6d3623a826466db68cc1586f078ac307Dianne Hackborn mNeedMenuInvalidate = false; 10805f36c96f6d3623a826466db68cc1586f078ac307Dianne Hackborn } 10816e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 10826e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 10836e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 1084635c60af623c73d2409f5729c0953638b5d6c497Adam Powell void startPendingDeferredFragments() { 108537510908a7b570accb2c4829842790b3d9d3a102Adam Powell if (mActive == null) return; 108637510908a7b570accb2c4829842790b3d9d3a102Adam Powell 1087635c60af623c73d2409f5729c0953638b5d6c497Adam Powell for (int i=0; i<mActive.size(); i++) { 1088635c60af623c73d2409f5729c0953638b5d6c497Adam Powell Fragment f = mActive.get(i); 1089635c60af623c73d2409f5729c0953638b5d6c497Adam Powell if (f != null) { 1090635c60af623c73d2409f5729c0953638b5d6c497Adam Powell performPendingDeferredStart(f); 1091635c60af623c73d2409f5729c0953638b5d6c497Adam Powell } 1092635c60af623c73d2409f5729c0953638b5d6c497Adam Powell } 1093635c60af623c73d2409f5729c0953638b5d6c497Adam Powell } 1094635c60af623c73d2409f5729c0953638b5d6c497Adam Powell 10956e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn void makeActive(Fragment f) { 10966e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f.mIndex >= 0) { 10976e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn return; 10986e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 10996e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 11006e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mAvailIndices == null || mAvailIndices.size() <= 0) { 11016e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive == null) { 11026e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive = new ArrayList<Fragment>(); 1103ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 110462bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.setIndex(mActive.size(), mParent); 11056e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive.add(f); 11066e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 11076e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } else { 110862bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.setIndex(mAvailIndices.remove(mAvailIndices.size()-1), mParent); 11096e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive.set(f.mIndex, f); 11102dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 111103fcc333cf0fbbc4df1215649746d6360801efd8Dianne Hackborn if (DEBUG) Log.v(TAG, "Allocated fragment index " + f); 11122dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 11132dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 11146e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn void makeInactive(Fragment f) { 11156e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f.mIndex < 0) { 11166e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn return; 11176e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 11186e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 111903fcc333cf0fbbc4df1215649746d6360801efd8Dianne Hackborn if (DEBUG) Log.v(TAG, "Freeing fragment index " + f); 11206e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive.set(f.mIndex, null); 11216e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mAvailIndices == null) { 11226e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAvailIndices = new ArrayList<Integer>(); 11236e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 11246e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAvailIndices.add(f.mIndex); 112562bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn mActivity.invalidateFragment(f.mWho); 1126afc4b283fdaedec9bf32492a019b43cc33edc9b6Dianne Hackborn f.initState(); 11276e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 11286e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 1129ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn public void addFragment(Fragment fragment, boolean moveToStateNow) { 11306e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mAdded == null) { 11316e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAdded = new ArrayList<Fragment>(); 1132ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 11335e0d59547c4042037e23a42ba4e2521721e9c7d3Dianne Hackborn if (DEBUG) Log.v(TAG, "add: " + fragment); 113416f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn makeActive(fragment); 113516f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (!fragment.mDetached) { 1136f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (mAdded.contains(fragment)) { 1137f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn throw new IllegalStateException("Fragment already added: " + fragment); 1138f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn } 113916f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn mAdded.add(fragment); 114016f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn fragment.mAdded = true; 114116f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn fragment.mRemoving = false; 11426c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn if (fragment.mHasMenu && fragment.mMenuVisible) { 114316f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn mNeedMenuInvalidate = true; 114416f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 114516f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (moveToStateNow) { 114616f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn moveToState(fragment); 114716f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 1148ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 11492dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 11502dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 1151f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn public void removeFragment(Fragment fragment, int transition, int transitionStyle) { 11525e0d59547c4042037e23a42ba4e2521721e9c7d3Dianne Hackborn if (DEBUG) Log.v(TAG, "remove: " + fragment + " nesting=" + fragment.mBackStackNesting); 115316f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn final boolean inactive = !fragment.isInBackStack(); 115416f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (!fragment.mDetached || inactive) { 1155f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (false) { 1156f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn // Would be nice to catch a bad remove here, but we need 1157f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn // time to test this to make sure we aren't crashes cases 1158f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn // where it is not a problem. 1159f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (!mAdded.contains(fragment)) { 1160f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn throw new IllegalStateException("Fragment not added: " + fragment); 1161f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn } 1162f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn } 1163acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 1164acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn mAdded.remove(fragment); 1165acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn } 11666c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn if (fragment.mHasMenu && fragment.mMenuVisible) { 116716f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn mNeedMenuInvalidate = true; 116816f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 116916f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn fragment.mAdded = false; 117016f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn fragment.mRemoving = true; 117116f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn moveToState(fragment, inactive ? Fragment.INITIALIZING : Fragment.CREATED, 1172ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn transition, transitionStyle, false); 11735e0d59547c4042037e23a42ba4e2521721e9c7d3Dianne Hackborn } 1174f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1175f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 11765ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn public void hideFragment(Fragment fragment, int transition, int transitionStyle) { 11775ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "hide: " + fragment); 11785ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (!fragment.mHidden) { 11795ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.mHidden = true; 11805ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (fragment.mView != null) { 11812756293910032a2e7dfe007182b6b22a0fb9459eAdam Powell Animator anim = loadAnimator(fragment, transition, false, 11825ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn transitionStyle); 11835ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (anim != null) { 1184b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.setTarget(fragment.mView); 118561eb40d276d7fe5c4bead019b7565b99ead07731Chet Haase // Delay the actual hide operation until the animation finishes, otherwise 118661eb40d276d7fe5c4bead019b7565b99ead07731Chet Haase // the fragment will just immediately disappear 118761eb40d276d7fe5c4bead019b7565b99ead07731Chet Haase final Fragment finalFragment = fragment; 118861eb40d276d7fe5c4bead019b7565b99ead07731Chet Haase anim.addListener(new AnimatorListenerAdapter() { 118961eb40d276d7fe5c4bead019b7565b99ead07731Chet Haase @Override 119061eb40d276d7fe5c4bead019b7565b99ead07731Chet Haase public void onAnimationEnd(Animator animation) { 1191b29407faf39a1421ac61958a34431286c8397929Chet Haase if (finalFragment.mView != null) { 1192b29407faf39a1421ac61958a34431286c8397929Chet Haase finalFragment.mView.setVisibility(View.GONE); 1193b29407faf39a1421ac61958a34431286c8397929Chet Haase } 119461eb40d276d7fe5c4bead019b7565b99ead07731Chet Haase } 119561eb40d276d7fe5c4bead019b7565b99ead07731Chet Haase }); 1196811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase anim.start(); 1197e646b28cb3bdd10e46c209e367b8ee055ff5a4baChet Haase } else { 1198e646b28cb3bdd10e46c209e367b8ee055ff5a4baChet Haase fragment.mView.setVisibility(View.GONE); 11995ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12005ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12016c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn if (fragment.mAdded && fragment.mHasMenu && fragment.mMenuVisible) { 1202b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn mNeedMenuInvalidate = true; 1203b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 12045ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.onHiddenChanged(true); 12055ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12065ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12075ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn 12085ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn public void showFragment(Fragment fragment, int transition, int transitionStyle) { 12095ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "show: " + fragment); 12105ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (fragment.mHidden) { 12115ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.mHidden = false; 12125ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (fragment.mView != null) { 1213a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator anim = loadAnimator(fragment, transition, true, 12145ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn transitionStyle); 12155ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (anim != null) { 1216b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.setTarget(fragment.mView); 1217811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase anim.start(); 12185ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12195ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.mView.setVisibility(View.VISIBLE); 12205ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12216c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn if (fragment.mAdded && fragment.mHasMenu && fragment.mMenuVisible) { 1222b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn mNeedMenuInvalidate = true; 1223b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 12245ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.onHiddenChanged(false); 12255ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12265ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12275ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn 122816f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn public void detachFragment(Fragment fragment, int transition, int transitionStyle) { 122916f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (DEBUG) Log.v(TAG, "detach: " + fragment); 123016f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (!fragment.mDetached) { 123116f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn fragment.mDetached = true; 123216f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (fragment.mAdded) { 123316f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn // We are not already in back stack, so need to remove the fragment. 1234acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 1235f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (DEBUG) Log.v(TAG, "remove from detach: " + fragment); 1236acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn mAdded.remove(fragment); 1237acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn } 12386c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn if (fragment.mHasMenu && fragment.mMenuVisible) { 123916f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn mNeedMenuInvalidate = true; 124016f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 124116f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn fragment.mAdded = false; 1242ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn moveToState(fragment, Fragment.CREATED, transition, transitionStyle, false); 124316f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 124416f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 124516f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 124616f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn 124716f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn public void attachFragment(Fragment fragment, int transition, int transitionStyle) { 124816f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (DEBUG) Log.v(TAG, "attach: " + fragment); 124916f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (fragment.mDetached) { 125016f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn fragment.mDetached = false; 125116f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (!fragment.mAdded) { 1252acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded == null) { 1253acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn mAdded = new ArrayList<Fragment>(); 1254acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn } 1255f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (mAdded.contains(fragment)) { 1256f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn throw new IllegalStateException("Fragment already added: " + fragment); 1257f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn } 1258f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (DEBUG) Log.v(TAG, "add from attach: " + fragment); 125916f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn mAdded.add(fragment); 126016f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn fragment.mAdded = true; 12616c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn if (fragment.mHasMenu && fragment.mMenuVisible) { 126216f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn mNeedMenuInvalidate = true; 126316f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 1264ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn moveToState(fragment, mCurState, transition, transitionStyle, false); 126516f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 126616f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 126716f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 126816f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn 1269f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn public Fragment findFragmentById(int id) { 1270acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 12715ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn // First look through added fragments. 12725ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn for (int i=mAdded.size()-1; i>=0; i--) { 12735ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn Fragment f = mAdded.get(i); 12745ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (f != null && f.mFragmentId == id) { 12755ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn return f; 12765ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12775ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 1278acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn } 1279acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mActive != null) { 12805ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn // Now for any known fragment. 12816e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 12826e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 12836e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f != null && f.mFragmentId == id) { 1284b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return f; 1285b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1286b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1287b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1288b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return null; 1289b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1290b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1291b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public Fragment findFragmentByTag(String tag) { 1292acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null && tag != null) { 12935ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn // First look through added fragments. 12945ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn for (int i=mAdded.size()-1; i>=0; i--) { 12955ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn Fragment f = mAdded.get(i); 12965ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (f != null && tag.equals(f.mTag)) { 12975ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn return f; 12985ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12995ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 1300acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn } 1301acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mActive != null && tag != null) { 13025ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn // Now for any known fragment. 13036e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 13046e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 13056e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f != null && tag.equals(f.mTag)) { 13066e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn return f; 13076e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 13086e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 13096e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 13106e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn return null; 13116e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 13126e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 13136e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn public Fragment findFragmentByWho(String who) { 13146e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive != null && who != null) { 13156e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 13166e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 131762bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f != null && (f=f.findFragmentByWho(who)) != null) { 1318f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return f; 1319f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1320f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1321f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1322f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return null; 13232dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 13242dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 13253a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn private void checkStateLoss() { 13263a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if (mStateSaved) { 13273a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn throw new IllegalStateException( 13283a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn "Can not perform this action after onSaveInstanceState"); 13293a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 13303a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if (mNoTransactionsBecause != null) { 13313a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn throw new IllegalStateException( 13323a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn "Can not perform this action inside of " + mNoTransactionsBecause); 13333a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 13343a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 13353a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 133695a4609b90abe02474c815c216780a1383f13cb2Alan Viverette /** 133795a4609b90abe02474c815c216780a1383f13cb2Alan Viverette * Adds an action to the queue of pending actions. 133895a4609b90abe02474c815c216780a1383f13cb2Alan Viverette * 133995a4609b90abe02474c815c216780a1383f13cb2Alan Viverette * @param action the action to add 134095a4609b90abe02474c815c216780a1383f13cb2Alan Viverette * @param allowStateLoss whether to allow loss of state information 134195a4609b90abe02474c815c216780a1383f13cb2Alan Viverette * @throws IllegalStateException if the activity has been destroyed 134295a4609b90abe02474c815c216780a1383f13cb2Alan Viverette */ 1343ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public void enqueueAction(Runnable action, boolean allowStateLoss) { 13446908cd154c5a2ed2e3b21d40f51952d45be69184Dianne Hackborn if (!allowStateLoss) { 13453a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn checkStateLoss(); 1346fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn } 1347445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn synchronized (this) { 134895a4609b90abe02474c815c216780a1383f13cb2Alan Viverette if (mDestroyed || mActivity == null) { 13496908cd154c5a2ed2e3b21d40f51952d45be69184Dianne Hackborn throw new IllegalStateException("Activity has been destroyed"); 13506908cd154c5a2ed2e3b21d40f51952d45be69184Dianne Hackborn } 1351445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn if (mPendingActions == null) { 1352445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mPendingActions = new ArrayList<Runnable>(); 1353445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1354445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mPendingActions.add(action); 1355445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn if (mPendingActions.size() == 1) { 1356445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mActivity.mHandler.removeCallbacks(mExecCommit); 1357445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mActivity.mHandler.post(mExecCommit); 1358445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1359445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1360445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1361445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 1362c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public int allocBackStackIndex(BackStackRecord bse) { 1363dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn synchronized (this) { 1364dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (mAvailBackStackIndices == null || mAvailBackStackIndices.size() <= 0) { 1365dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (mBackStackIndices == null) { 1366c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackIndices = new ArrayList<BackStackRecord>(); 1367dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1368dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn int index = mBackStackIndices.size(); 1369dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Setting back stack index " + index + " to " + bse); 1370dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.add(bse); 1371dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn return index; 1372dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn 1373dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } else { 1374dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn int index = mAvailBackStackIndices.remove(mAvailBackStackIndices.size()-1); 1375dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding back stack index " + index + " with " + bse); 1376dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.set(index, bse); 1377dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn return index; 1378dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1379dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1380dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1381dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn 1382c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public void setBackStackIndex(int index, BackStackRecord bse) { 1383dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn synchronized (this) { 1384dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (mBackStackIndices == null) { 1385c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackIndices = new ArrayList<BackStackRecord>(); 1386dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1387dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn int N = mBackStackIndices.size(); 1388dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (index < N) { 1389dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Setting back stack index " + index + " to " + bse); 1390dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.set(index, bse); 1391dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } else { 1392dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn while (N < index) { 1393dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.add(null); 1394dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (mAvailBackStackIndices == null) { 1395dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mAvailBackStackIndices = new ArrayList<Integer>(); 1396dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1397dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding available back stack index " + N); 1398dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mAvailBackStackIndices.add(N); 1399dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn N++; 1400dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1401dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding back stack index " + index + " with " + bse); 1402dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.add(bse); 1403dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1404dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1405dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1406dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn 1407dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn public void freeBackStackIndex(int index) { 1408dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn synchronized (this) { 1409dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.set(index, null); 1410dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (mAvailBackStackIndices == null) { 1411dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mAvailBackStackIndices = new ArrayList<Integer>(); 1412dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1413dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Freeing back stack index " + index); 1414dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mAvailBackStackIndices.add(index); 1415dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1416dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1417dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn 1418445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn /** 1419445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn * Only call from main thread! 1420445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn */ 14213a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public boolean execPendingActions() { 1422445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn if (mExecutingActions) { 14233a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn throw new IllegalStateException("Recursive entry to executePendingTransactions"); 1424445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1425445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 1426d9b3b7e8e1d8c919c3e5f5851daa80a2651ea7d1Dianne Hackborn if (Looper.myLooper() != mActivity.mHandler.getLooper()) { 14273a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn throw new IllegalStateException("Must be called from main thread of process"); 14283a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 14293a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 14303a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn boolean didSomething = false; 14313a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 1432445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn while (true) { 1433445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn int numActions; 1434445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 1435445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn synchronized (this) { 1436445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn if (mPendingActions == null || mPendingActions.size() == 0) { 143778fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell break; 1438445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1439445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 1440445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn numActions = mPendingActions.size(); 1441445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn if (mTmpActions == null || mTmpActions.length < numActions) { 1442445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mTmpActions = new Runnable[numActions]; 1443445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1444445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mPendingActions.toArray(mTmpActions); 1445445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mPendingActions.clear(); 1446445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mActivity.mHandler.removeCallbacks(mExecCommit); 1447445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1448445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 1449445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mExecutingActions = true; 1450445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn for (int i=0; i<numActions; i++) { 1451445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mTmpActions[i].run(); 14520d32528be3b708e8a7ebb4e8d7fd2a2c94d6638eJeff Sharkey mTmpActions[i] = null; 1453445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1454445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mExecutingActions = false; 14553a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn didSomething = true; 1456445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 145778fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell 145878fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell if (mHavePendingDeferredStart) { 145978fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell boolean loadersRunning = false; 146078fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell for (int i=0; i<mActive.size(); i++) { 146178fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell Fragment f = mActive.get(i); 146278fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell if (f != null && f.mLoaderManager != null) { 146378fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell loadersRunning |= f.mLoaderManager.hasRunningLoaders(); 146478fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell } 146578fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell } 146678fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell if (!loadersRunning) { 146778fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell mHavePendingDeferredStart = false; 146878fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell startPendingDeferredFragments(); 146978fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell } 147078fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell } 147178fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell return didSomething; 1472445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 147378fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell 1474c6669ca63299219d815464129dac051ab2404286Dianne Hackborn void reportBackStackChanged() { 1475c6669ca63299219d815464129dac051ab2404286Dianne Hackborn if (mBackStackChangeListeners != null) { 1476c6669ca63299219d815464129dac051ab2404286Dianne Hackborn for (int i=0; i<mBackStackChangeListeners.size(); i++) { 1477c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackChangeListeners.get(i).onBackStackChanged(); 1478c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1479c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1480c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1481c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 1482c6669ca63299219d815464129dac051ab2404286Dianne Hackborn void addBackStackState(BackStackRecord state) { 1483ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn if (mBackStack == null) { 1484c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStack = new ArrayList<BackStackRecord>(); 1485ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 1486ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn mBackStack.add(state); 1487c6669ca63299219d815464129dac051ab2404286Dianne Hackborn reportBackStackChanged(); 1488ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 1489ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn 1490dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn boolean popBackStackState(Handler handler, String name, int id, int flags) { 1491ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn if (mBackStack == null) { 1492ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn return false; 1493ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 14943a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if (name == null && id < 0 && (flags&POP_BACK_STACK_INCLUSIVE) == 0) { 1495f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int last = mBackStack.size()-1; 1496f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (last < 0) { 1497f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return false; 1498f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1499c6669ca63299219d815464129dac051ab2404286Dianne Hackborn final BackStackRecord bss = mBackStack.remove(last); 1500d4c3c91dd0757eec9703ef90ea4c5a7ee99f18caGeorge Mount bss.popFromBackStack(true, null); 15013a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn reportBackStackChanged(); 1502f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } else { 1503b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn int index = -1; 1504b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn if (name != null || id >= 0) { 1505b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn // If a name or ID is specified, look for that place in 1506b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn // the stack. 1507b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn index = mBackStack.size()-1; 1508b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn while (index >= 0) { 1509c6669ca63299219d815464129dac051ab2404286Dianne Hackborn BackStackRecord bss = mBackStack.get(index); 1510b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn if (name != null && name.equals(bss.getName())) { 1511b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn break; 1512b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 1513b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn if (id >= 0 && id == bss.mIndex) { 1514b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn break; 1515b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 1516b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn index--; 1517dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1518b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn if (index < 0) { 1519b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn return false; 1520b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 15213a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if ((flags&POP_BACK_STACK_INCLUSIVE) != 0) { 1522b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn index--; 1523b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn // Consume all following entries that match. 1524b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn while (index >= 0) { 1525c6669ca63299219d815464129dac051ab2404286Dianne Hackborn BackStackRecord bss = mBackStack.get(index); 1526b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn if ((name != null && name.equals(bss.getName())) 1527b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn || (id >= 0 && id == bss.mIndex)) { 1528b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn index--; 1529b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn continue; 1530b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 1531b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn break; 1532b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 1533f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1534dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1535dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (index == mBackStack.size()-1) { 1536f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return false; 1537f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1538c6669ca63299219d815464129dac051ab2404286Dianne Hackborn final ArrayList<BackStackRecord> states 1539c6669ca63299219d815464129dac051ab2404286Dianne Hackborn = new ArrayList<BackStackRecord>(); 1540f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn for (int i=mBackStack.size()-1; i>index; i--) { 1541f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn states.add(mBackStack.remove(i)); 1542ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 15433a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn final int LAST = states.size()-1; 1544d4c3c91dd0757eec9703ef90ea4c5a7ee99f18caGeorge Mount BackStackRecord.TransitionState state = null; 15453a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn for (int i=0; i<=LAST; i++) { 15463a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if (DEBUG) Log.v(TAG, "Popping back stack state: " + states.get(i)); 1547d4c3c91dd0757eec9703ef90ea4c5a7ee99f18caGeorge Mount state = states.get(i).popFromBackStack(i == LAST, state); 15483a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 15493a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn reportBackStackChanged(); 1550f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1551ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn return true; 1552ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 1553ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn 1554b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn ArrayList<Fragment> retainNonConfig() { 1555b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn ArrayList<Fragment> fragments = null; 15566e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive != null) { 15576e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=0; i<mActive.size(); i++) { 15586e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 15596e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f != null && f.mRetainInstance) { 1560b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (fragments == null) { 1561b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn fragments = new ArrayList<Fragment>(); 1562b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1563b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn fragments.add(f); 1564b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mRetaining = true; 1565f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn f.mTargetIndex = f.mTarget != null ? f.mTarget.mIndex : -1; 156603fcc333cf0fbbc4df1215649746d6360801efd8Dianne Hackborn if (DEBUG) Log.v(TAG, "retainNonConfig: keeping retained " + f); 1567b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1568b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1569b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1570b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return fragments; 1571b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1572b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1573b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn void saveFragmentViewState(Fragment f) { 15746e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f.mView == null) { 1575b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return; 1576b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1577b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (mStateArray == null) { 1578b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn mStateArray = new SparseArray<Parcelable>(); 1579b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } else { 1580b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn mStateArray.clear(); 1581b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1582b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mView.saveHierarchyState(mStateArray); 1583b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (mStateArray.size() > 0) { 1584b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mSavedViewState = mStateArray; 1585b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn mStateArray = null; 1586b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1587b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1588b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1589b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn Bundle saveFragmentBasicState(Fragment f) { 1590b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn Bundle result = null; 1591b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn 1592b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn if (mStateBundle == null) { 1593b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn mStateBundle = new Bundle(); 1594b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } 159562bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performSaveInstanceState(mStateBundle); 1596b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn if (!mStateBundle.isEmpty()) { 1597b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn result = mStateBundle; 1598b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn mStateBundle = null; 1599b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } 1600b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn 1601b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn if (f.mView != null) { 1602b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn saveFragmentViewState(f); 16031333276c7af53bca06ad166f129d39fc756930dfDianne Hackborn } 16041333276c7af53bca06ad166f129d39fc756930dfDianne Hackborn if (f.mSavedViewState != null) { 16051333276c7af53bca06ad166f129d39fc756930dfDianne Hackborn if (result == null) { 16061333276c7af53bca06ad166f129d39fc756930dfDianne Hackborn result = new Bundle(); 1607b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } 16081333276c7af53bca06ad166f129d39fc756930dfDianne Hackborn result.putSparseParcelableArray( 16091333276c7af53bca06ad166f129d39fc756930dfDianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG, f.mSavedViewState); 1610b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } 161178fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell if (!f.mUserVisibleHint) { 1612258029eeaaace45fab6244cd09cc389aa57fedacJake Wharton if (result == null) { 1613258029eeaaace45fab6244cd09cc389aa57fedacJake Wharton result = new Bundle(); 1614258029eeaaace45fab6244cd09cc389aa57fedacJake Wharton } 161578fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell // Only add this if it's not the default value 161678fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell result.putBoolean(FragmentManagerImpl.USER_VISIBLE_HINT_TAG, f.mUserVisibleHint); 161778fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell } 1618b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn 1619b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn return result; 1620b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } 1621b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn 16226e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Parcelable saveAllState() { 16233a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn // Make sure all pending operations have now been executed to get 16243a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn // our state update-to-date. 16253a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn execPendingActions(); 16263a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 16273e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn mStateSaved = true; 16283e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn 16296e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive == null || mActive.size() <= 0) { 16306e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn return null; 1631b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1632b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 16336e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // First collect all active fragments. 16346e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn int N = mActive.size(); 16356e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn FragmentState[] active = new FragmentState[N]; 16366e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn boolean haveFragments = false; 16376e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=0; i<N; i++) { 16386e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 16396e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f != null) { 164061af8a8ef77fd0e1a760d01a5c7784ae1d0efc37Dianne Hackborn if (f.mIndex < 0) { 16414702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throwException(new IllegalStateException( 16424702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn "Failure saving state: active " + f 16434702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + " has cleared index: " + f.mIndex)); 164461af8a8ef77fd0e1a760d01a5c7784ae1d0efc37Dianne Hackborn } 164561af8a8ef77fd0e1a760d01a5c7784ae1d0efc37Dianne Hackborn 16466e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn haveFragments = true; 164761af8a8ef77fd0e1a760d01a5c7784ae1d0efc37Dianne Hackborn 16486e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn FragmentState fs = new FragmentState(f); 16496e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn active[i] = fs; 16506e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 1651625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (f.mState > Fragment.INITIALIZING && fs.mSavedFragmentState == null) { 1652b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn fs.mSavedFragmentState = saveFragmentBasicState(f); 1653625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 1654625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (f.mTarget != null) { 16555d9d03a0234faa3cffd11502f973057045cafe82Dianne Hackborn if (f.mTarget.mIndex < 0) { 16564702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throwException(new IllegalStateException( 16574702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn "Failure saving state: " + f 16584702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + " has target not in fragment manager: " + f.mTarget)); 16595d9d03a0234faa3cffd11502f973057045cafe82Dianne Hackborn } 16606e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (fs.mSavedFragmentState == null) { 16616e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn fs.mSavedFragmentState = new Bundle(); 16626e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 1663625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn putFragment(fs.mSavedFragmentState, 1664625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn FragmentManagerImpl.TARGET_STATE_TAG, f.mTarget); 1665625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (f.mTargetRequestCode != 0) { 1666625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn fs.mSavedFragmentState.putInt( 1667625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn FragmentManagerImpl.TARGET_REQUEST_CODE_STATE_TAG, 1668625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn f.mTargetRequestCode); 1669625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 1670def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 1671def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn 1672625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } else { 1673625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn fs.mSavedFragmentState = f.mSavedFragmentState; 16746e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 16756e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 1676b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "Saved state of " + f + ": " 1677b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn + fs.mSavedFragmentState); 1678b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1679b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1680b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 16816e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (!haveFragments) { 1682b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: no fragments!"); 1683b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return null; 1684b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1685b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1686b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn int[] added = null; 1687b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn BackStackState[] backStack = null; 1688b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 16896e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // Build list of currently added fragments. 1690625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (mAdded != null) { 1691625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn N = mAdded.size(); 1692625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (N > 0) { 1693625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn added = new int[N]; 1694625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn for (int i=0; i<N; i++) { 1695625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn added[i] = mAdded.get(i).mIndex; 169661af8a8ef77fd0e1a760d01a5c7784ae1d0efc37Dianne Hackborn if (added[i] < 0) { 16974702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throwException(new IllegalStateException( 16984702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn "Failure saving state: active " + mAdded.get(i) 16994702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + " has cleared index: " + added[i])); 170061af8a8ef77fd0e1a760d01a5c7784ae1d0efc37Dianne Hackborn } 1701625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: adding fragment #" + i 1702625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn + ": " + mAdded.get(i)); 1703625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 1704b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1705b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1706b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1707b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // Now save back stack. 1708b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (mBackStack != null) { 1709b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn N = mBackStack.size(); 1710b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (N > 0) { 1711b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn backStack = new BackStackState[N]; 1712b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn for (int i=0; i<N; i++) { 1713b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn backStack[i] = new BackStackState(this, mBackStack.get(i)); 1714b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: adding back stack #" + i 1715b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn + ": " + mBackStack.get(i)); 1716b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1717b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1718b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1719b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1720b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn FragmentManagerState fms = new FragmentManagerState(); 17216e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn fms.mActive = active; 1722b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn fms.mAdded = added; 1723b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn fms.mBackStack = backStack; 1724b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return fms; 1725b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1726b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1727b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn void restoreAllState(Parcelable state, ArrayList<Fragment> nonConfig) { 1728b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // If there is no saved state at all, then there can not be 1729b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // any nonConfig fragments either, so that is that. 1730b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (state == null) return; 1731b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn FragmentManagerState fms = (FragmentManagerState)state; 17326e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (fms.mActive == null) return; 1733b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 17346e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // First re-attach any non-config instances we are retaining back 17356e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // to their saved state, so we don't try to instantiate them again. 1736b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (nonConfig != null) { 1737b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn for (int i=0; i<nonConfig.size(); i++) { 1738b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn Fragment f = nonConfig.get(i); 1739b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: re-attaching retained " + f); 17406e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn FragmentState fs = fms.mActive[f.mIndex]; 1741b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn fs.mInstance = f; 1742b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mSavedViewState = null; 17436e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn f.mBackStackNesting = 0; 1744625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn f.mInLayout = false; 17456e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn f.mAdded = false; 1746f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn f.mTarget = null; 1747b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (fs.mSavedFragmentState != null) { 17485164246d7e47b9c995ca1e1587f3056eb777f60bDianne Hackborn fs.mSavedFragmentState.setClassLoader(mActivity.getClassLoader()); 1749b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mSavedViewState = fs.mSavedFragmentState.getSparseParcelableArray( 1750def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG); 1751b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1752b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1753b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1754b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 17556e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // Build the full list of active fragments, instantiating them from 17566e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // their saved state. 17576e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive = new ArrayList<Fragment>(fms.mActive.length); 17586e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mAvailIndices != null) { 17596e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAvailIndices.clear(); 17606e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 17616e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=0; i<fms.mActive.length; i++) { 17626e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn FragmentState fs = fms.mActive[i]; 17636e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (fs != null) { 176462bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn Fragment f = fs.instantiate(mActivity, mParent); 1765f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: active #" + i + ": " + f); 1766b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn mActive.add(f); 176730d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn // Now that the fragment is instantiated (or came from being 176830d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn // retained above), clear mInstance in case we end up re-restoring 176930d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn // from this FragmentState again. 177030d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn fs.mInstance = null; 17716e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } else { 17726e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive.add(null); 17736e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mAvailIndices == null) { 17746e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAvailIndices = new ArrayList<Integer>(); 17756e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 1776f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: avail #" + i); 17776e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAvailIndices.add(i); 1778b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 17796e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 17806e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 17813e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn // Update the target of all retained fragments. 17823e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn if (nonConfig != null) { 17833e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn for (int i=0; i<nonConfig.size(); i++) { 17843e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn Fragment f = nonConfig.get(i); 1785f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn if (f.mTargetIndex >= 0) { 1786f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn if (f.mTargetIndex < mActive.size()) { 1787f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn f.mTarget = mActive.get(f.mTargetIndex); 17883e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn } else { 17893e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn Log.w(TAG, "Re-attaching retained fragment " + f 1790f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn + " target no longer exists: " + f.mTargetIndex); 17913e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn f.mTarget = null; 17923e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn } 17933e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn } 17943e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn } 17953e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn } 17963e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn 17976e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // Build the list of currently added fragments. 17986e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (fms.mAdded != null) { 17996e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAdded = new ArrayList<Fragment>(fms.mAdded.length); 1800b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn for (int i=0; i<fms.mAdded.length; i++) { 18016e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(fms.mAdded[i]); 18026e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f == null) { 18034702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throwException(new IllegalStateException( 18044702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn "No instantiated fragment for index #" + fms.mAdded[i])); 1805b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 18066e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn f.mAdded = true; 1807f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: added #" + i + ": " + f); 1808f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (mAdded.contains(f)) { 1809f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn throw new IllegalStateException("Already added!"); 1810f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn } 18116e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAdded.add(f); 1812b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 18136e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } else { 18146e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAdded = null; 1815b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 18166e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 18176e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // Build the back stack. 1818b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (fms.mBackStack != null) { 1819c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStack = new ArrayList<BackStackRecord>(fms.mBackStack.length); 1820b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn for (int i=0; i<fms.mBackStack.length; i++) { 1821c6669ca63299219d815464129dac051ab2404286Dianne Hackborn BackStackRecord bse = fms.mBackStack[i].instantiate(this); 1822f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (DEBUG) { 1823f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn Log.v(TAG, "restoreAllState: back stack #" + i 1824b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn + " (index " + bse.mIndex + "): " + bse); 1825f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn LogWriter logw = new LogWriter(Log.VERBOSE, TAG); 18268c84109b9fbbf473b225707a38261ff5f99d95fbDianne Hackborn PrintWriter pw = new FastPrintWriter(logw, false, 1024); 1827f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn bse.dump(" ", pw, false); 18288c84109b9fbbf473b225707a38261ff5f99d95fbDianne Hackborn pw.flush(); 1829f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn } 1830b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn mBackStack.add(bse); 1831dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (bse.mIndex >= 0) { 1832dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn setBackStackIndex(bse.mIndex, bse); 1833dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1834b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 18356e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } else { 18366e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mBackStack = null; 1837b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1838b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1839b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 184062bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn public void attachActivity(Activity activity, FragmentContainer container, Fragment parent) { 18414702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn if (mActivity != null) throw new IllegalStateException("Already attached"); 18422dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn mActivity = activity; 184362bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn mContainer = container; 184462bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn mParent = parent; 18452dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 18462dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 1847fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn public void noteStateNotSaved() { 1848fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn mStateSaved = false; 1849fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn } 1850fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn 1851b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public void dispatchCreate() { 18523e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn mStateSaved = false; 1853ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn moveToState(Fragment.CREATED, false); 18542dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 18552dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 1856c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn public void dispatchActivityCreated() { 18573e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn mStateSaved = false; 1858c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn moveToState(Fragment.ACTIVITY_CREATED, false); 1859c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn } 1860c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn 18612dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn public void dispatchStart() { 18623e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn mStateSaved = false; 1863ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn moveToState(Fragment.STARTED, false); 18642dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 18652dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 18662dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn public void dispatchResume() { 18673e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn mStateSaved = false; 1868ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn moveToState(Fragment.RESUMED, false); 18692dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 18702dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 18712dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn public void dispatchPause() { 1872ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn moveToState(Fragment.STARTED, false); 18732dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 18742dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 18752dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn public void dispatchStop() { 187616f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn moveToState(Fragment.STOPPED, false); 18772dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 18782dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 187962bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn public void dispatchDestroyView() { 188062bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn moveToState(Fragment.CREATED, false); 188162bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn } 18821b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn 18832dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn public void dispatchDestroy() { 1884d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn mDestroyed = true; 1885c693823fd4cb927160c3f423670587be5e09ac20Dianne Hackborn execPendingActions(); 1886ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn moveToState(Fragment.INITIALIZING, false); 18872dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn mActivity = null; 188862bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn mContainer = null; 188962bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn mParent = null; 18902dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 1891f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 18929d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn public void dispatchConfigurationChanged(Configuration newConfig) { 1893acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 18949d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn for (int i=0; i<mAdded.size(); i++) { 18959d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn Fragment f = mAdded.get(i); 18969d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn if (f != null) { 189762bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performConfigurationChanged(newConfig); 18989d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 18999d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 19009d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 19019d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 19029d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn 19039d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn public void dispatchLowMemory() { 1904acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 19059d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn for (int i=0; i<mAdded.size(); i++) { 19069d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn Fragment f = mAdded.get(i); 19079d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn if (f != null) { 190862bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performLowMemory(); 19099d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 19109d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 19119d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 19129d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 19139d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn 1914c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn public void dispatchTrimMemory(int level) { 1915acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 1916c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1917c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn Fragment f = mAdded.get(i); 1918c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn if (f != null) { 191962bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performTrimMemory(level); 1920c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn } 1921c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn } 1922c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn } 1923c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn } 1924c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn 1925b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn public boolean dispatchCreateOptionsMenu(Menu menu, MenuInflater inflater) { 1926b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn boolean show = false; 19278eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn ArrayList<Fragment> newMenus = null; 1928acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 1929b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1930b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn Fragment f = mAdded.get(i); 193162bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f != null) { 193262bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f.performCreateOptionsMenu(menu, inflater)) { 193362bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn show = true; 193462bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (newMenus == null) { 193562bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn newMenus = new ArrayList<Fragment>(); 193662bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn } 193762bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn newMenus.add(f); 19388eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 1939b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1940b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1941b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 19428eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn 19438eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (mCreatedMenus != null) { 19448eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn for (int i=0; i<mCreatedMenus.size(); i++) { 19458eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn Fragment f = mCreatedMenus.get(i); 19468eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (newMenus == null || !newMenus.contains(f)) { 19478eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn f.onDestroyOptionsMenu(); 19488eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 19498eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 19508eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 19518eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn 19528eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn mCreatedMenus = newMenus; 19538eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn 1954b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn return show; 1955b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1956b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn 1957b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn public boolean dispatchPrepareOptionsMenu(Menu menu) { 1958b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn boolean show = false; 1959acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 1960b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1961b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn Fragment f = mAdded.get(i); 196262bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f != null) { 196362bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f.performPrepareOptionsMenu(menu)) { 196462bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn show = true; 196562bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn } 1966b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1967b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1968b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1969b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn return show; 1970b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1971b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn 1972b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn public boolean dispatchOptionsItemSelected(MenuItem item) { 1973acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 1974b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1975b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn Fragment f = mAdded.get(i); 197662bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f != null) { 197762bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f.performOptionsItemSelected(item)) { 1978b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn return true; 1979b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1980b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1981b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1982b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1983b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn return false; 1984b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1985b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn 19865ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn public boolean dispatchContextItemSelected(MenuItem item) { 1987acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 19885ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 19895ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn Fragment f = mAdded.get(i); 199062bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f != null) { 199162bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f.performContextItemSelected(item)) { 19925ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn return true; 19935ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn } 19945ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn } 19955ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn } 19965ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn } 19975ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn return false; 19985ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn } 19995ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn 2000b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn public void dispatchOptionsMenuClosed(Menu menu) { 2001acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 2002b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 2003b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn Fragment f = mAdded.get(i); 200462bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f != null) { 200562bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performOptionsMenuClosed(menu); 2006b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 2007b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 2008b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 2009b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 2010f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell 2011f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell @Override 2012f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell public void invalidateOptionsMenu() { 2013f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell if (mActivity != null && mCurState == Fragment.RESUMED) { 2014f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell mActivity.invalidateOptionsMenu(); 2015f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell } else { 2016f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell mNeedMenuInvalidate = true; 2017f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell } 2018f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell } 2019f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell 2020f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn public static int reverseTransit(int transit) { 2021f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int rev = 0; 2022f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn switch (transit) { 2023811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase case FragmentTransaction.TRANSIT_FRAGMENT_OPEN: 2024811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase rev = FragmentTransaction.TRANSIT_FRAGMENT_CLOSE; 2025f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn break; 2026811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase case FragmentTransaction.TRANSIT_FRAGMENT_CLOSE: 2027811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase rev = FragmentTransaction.TRANSIT_FRAGMENT_OPEN; 2028f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn break; 2029327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_FADE: 2030327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn rev = FragmentTransaction.TRANSIT_FRAGMENT_FADE; 20319ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase break; 2032f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 2033f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return rev; 2034f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 2035f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 2036f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 2037f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn public static int transitToStyleIndex(int transit, boolean enter) { 2038f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int animAttr = -1; 2039f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn switch (transit) { 2040811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase case FragmentTransaction.TRANSIT_FRAGMENT_OPEN: 2041f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn animAttr = enter 2042811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase ? com.android.internal.R.styleable.FragmentAnimation_fragmentOpenEnterAnimation 2043811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase : com.android.internal.R.styleable.FragmentAnimation_fragmentOpenExitAnimation; 2044f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn break; 2045811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase case FragmentTransaction.TRANSIT_FRAGMENT_CLOSE: 2046f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn animAttr = enter 2047811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase ? com.android.internal.R.styleable.FragmentAnimation_fragmentCloseEnterAnimation 2048811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase : com.android.internal.R.styleable.FragmentAnimation_fragmentCloseExitAnimation; 2049f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn break; 2050327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_FADE: 20519ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase animAttr = enter 2052327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn ? com.android.internal.R.styleable.FragmentAnimation_fragmentFadeEnterAnimation 2053327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn : com.android.internal.R.styleable.FragmentAnimation_fragmentFadeExitAnimation; 20549ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase break; 2055f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 2056f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return animAttr; 2057f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 2058371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell 2059371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell @Override 2060371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell public View onCreateView(View parent, String name, Context context, AttributeSet attrs) { 2061371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell if (!"fragment".equals(name)) { 2062371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell return null; 2063371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } 2064371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell 2065371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell String fname = attrs.getAttributeValue(null, "class"); 2066371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell TypedArray a = 2067371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell context.obtainStyledAttributes(attrs, com.android.internal.R.styleable.Fragment); 2068371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell if (fname == null) { 2069371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell fname = a.getString(com.android.internal.R.styleable.Fragment_name); 2070371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } 2071371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell int id = a.getResourceId(com.android.internal.R.styleable.Fragment_id, View.NO_ID); 2072371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell String tag = a.getString(com.android.internal.R.styleable.Fragment_tag); 2073371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell a.recycle(); 2074371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell 2075371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell int containerId = parent != null ? parent.getId() : 0; 2076371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell if (containerId == View.NO_ID && id == View.NO_ID && tag == null) { 2077371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell throw new IllegalArgumentException(attrs.getPositionDescription() 2078371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell + ": Must specify unique android:id, android:tag, or have a parent with" 2079371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell + " an id for " + fname); 2080371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } 2081371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell 2082371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell // If we restored from a previous state, we may already have 2083371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell // instantiated this fragment from the state and should use 2084371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell // that instance instead of making a new one. 2085371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell Fragment fragment = id != View.NO_ID ? findFragmentById(id) : null; 2086371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell if (fragment == null && tag != null) { 2087371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell fragment = findFragmentByTag(tag); 2088371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } 2089371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell if (fragment == null && containerId != View.NO_ID) { 2090371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell fragment = findFragmentById(containerId); 2091371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } 2092371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell 2093371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell if (FragmentManagerImpl.DEBUG) Log.v(TAG, "onCreateView: id=0x" 2094371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell + Integer.toHexString(id) + " fname=" + fname 2095371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell + " existing=" + fragment); 2096371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell if (fragment == null) { 2097371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell fragment = Fragment.instantiate(context, fname); 2098371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell fragment.mFromLayout = true; 2099371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell fragment.mFragmentId = id != 0 ? id : containerId; 2100371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell fragment.mContainerId = containerId; 2101371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell fragment.mTag = tag; 2102371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell fragment.mInLayout = true; 2103371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell fragment.mFragmentManager = this; 2104371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell fragment.onInflate(mActivity, attrs, fragment.mSavedFragmentState); 2105371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell addFragment(fragment, true); 2106371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } else if (fragment.mInLayout) { 2107371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell // A fragment already exists and it is not one we restored from 2108371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell // previous state. 2109371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell throw new IllegalArgumentException(attrs.getPositionDescription() 2110371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell + ": Duplicate id 0x" + Integer.toHexString(id) 2111371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell + ", tag " + tag + ", or parent id 0x" + Integer.toHexString(containerId) 2112371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell + " with another fragment for " + fname); 2113371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } else { 2114371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell // This fragment was retained from a previous instance; get it 2115371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell // going now. 2116371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell fragment.mInLayout = true; 2117371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell // If this fragment is newly instantiated (either right now, or 2118371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell // from last saved state), then give it the attributes to 2119371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell // initialize itself. 2120371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell if (!fragment.mRetaining) { 2121371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell fragment.onInflate(mActivity, attrs, fragment.mSavedFragmentState); 2122371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } 2123371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } 2124371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell 2125371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell // If we haven't finished entering the CREATED state ourselves yet, 2126371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell // push the inflated child fragment along. 2127371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell if (mCurState < Fragment.CREATED && fragment.mFromLayout) { 2128371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell moveToState(fragment, Fragment.CREATED, 0, 0, false); 2129371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } else { 2130371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell moveToState(fragment); 2131371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } 2132371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell 2133371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell if (fragment.mView == null) { 2134371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell throw new IllegalStateException("Fragment " + fname 2135371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell + " did not create a view."); 2136371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } 2137371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell if (id != 0) { 2138371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell fragment.mView.setId(id); 2139371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } 2140371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell if (fragment.mView.getTag() == null) { 2141371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell fragment.mView.setTag(tag); 2142371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } 2143371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell return fragment.mView; 2144371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } 2145371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell 2146371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell @Override 2147371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell public View onCreateView(String name, Context context, AttributeSet attrs) { 2148371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell return null; 2149371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } 2150371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell 2151371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell LayoutInflater.Factory2 getLayoutInflaterFactory() { 2152371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell return this; 2153371a809179c843d7ae661a10bc9b4b8cfcaff566Adam Powell } 21542dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn} 2155