FragmentManager.java revision 95a4609b90abe02474c815c216780a1383f13cb2
12dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn/* 22dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * Copyright (C) 2010 The Android Open Source Project 32dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * 42dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * Licensed under the Apache License, Version 2.0 (the "License"); 52dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * you may not use this file except in compliance with the License. 62dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * You may obtain a copy of the License at 72dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * 82dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * http://www.apache.org/licenses/LICENSE-2.0 92dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * 102dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * Unless required by applicable law or agreed to in writing, software 112dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * distributed under the License is distributed on an "AS IS" BASIS, 122dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 132dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * See the License for the specific language governing permissions and 142dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * limitations under the License. 152dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn */ 162dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 172dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackbornpackage android.app; 182dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 19a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haaseimport android.animation.Animator; 20a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haaseimport android.animation.AnimatorInflater; 21b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haaseimport android.animation.AnimatorListenerAdapter; 229d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackbornimport android.content.res.Configuration; 23f121be737c59390d97e21a92be8e166001534c7dDianne Hackbornimport android.content.res.TypedArray; 242dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackbornimport android.os.Bundle; 25f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackbornimport android.os.Debug; 26ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackbornimport android.os.Handler; 273a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackbornimport android.os.Looper; 28b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackbornimport android.os.Parcel; 29b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackbornimport android.os.Parcelable; 30a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackbornimport android.util.DebugUtils; 315ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackbornimport android.util.Log; 325d9d03a0234faa3cffd11502f973057045cafe82Dianne Hackbornimport android.util.LogWriter; 33b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackbornimport android.util.SparseArray; 34b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackbornimport android.view.Menu; 35b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackbornimport android.view.MenuInflater; 36b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackbornimport android.view.MenuItem; 375ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackbornimport android.view.View; 382dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackbornimport android.view.ViewGroup; 398c84109b9fbbf473b225707a38261ff5f99d95fbDianne Hackbornimport com.android.internal.util.FastPrintWriter; 402dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 41625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackbornimport java.io.FileDescriptor; 42625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackbornimport java.io.PrintWriter; 432dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackbornimport java.util.ArrayList; 44d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackbornimport java.util.Arrays; 452dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 46b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn/** 47b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Interface for interacting with {@link Fragment} objects inside of an 48b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * {@link Activity} 49b54e7a3d9f60ac605f404f9eb3c5e92ca51bbd23Joe Fernandez * 50b54e7a3d9f60ac605f404f9eb3c5e92ca51bbd23Joe Fernandez * <div class="special reference"> 51b54e7a3d9f60ac605f404f9eb3c5e92ca51bbd23Joe Fernandez * <h3>Developer Guides</h3> 52b54e7a3d9f60ac605f404f9eb3c5e92ca51bbd23Joe Fernandez * <p>For more information about using fragments, read the 53b54e7a3d9f60ac605f404f9eb3c5e92ca51bbd23Joe Fernandez * <a href="{@docRoot}guide/topics/fundamentals/fragments.html">Fragments</a> developer guide.</p> 54b54e7a3d9f60ac605f404f9eb3c5e92ca51bbd23Joe Fernandez * </div> 557871badd5d4d29d80207e9cc09a0681f26a151d0Dianne Hackborn * 567871badd5d4d29d80207e9cc09a0681f26a151d0Dianne Hackborn * While the FragmentManager API was introduced in 577871badd5d4d29d80207e9cc09a0681f26a151d0Dianne Hackborn * {@link android.os.Build.VERSION_CODES#HONEYCOMB}, a version of the API 587871badd5d4d29d80207e9cc09a0681f26a151d0Dianne Hackborn * at is also available for use on older platforms through 597871badd5d4d29d80207e9cc09a0681f26a151d0Dianne Hackborn * {@link android.support.v4.app.FragmentActivity}. See the blog post 607871badd5d4d29d80207e9cc09a0681f26a151d0Dianne Hackborn * <a href="http://android-developers.blogspot.com/2011/03/fragments-for-all.html"> 617871badd5d4d29d80207e9cc09a0681f26a151d0Dianne Hackborn * Fragments For All</a> for more details. 62b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 63ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackbornpublic abstract class FragmentManager { 64b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 65c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Representation of an entry on the fragment back stack, as created 66c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * with {@link FragmentTransaction#addToBackStack(String) 67c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * FragmentTransaction.addToBackStack()}. Entries can later be 68327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * retrieved with {@link FragmentManager#getBackStackEntryAt(int) 69c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * FragmentManager.getBackStackEntry()}. 70c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * 71c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * <p>Note that you should never hold on to a BackStackEntry object; 72c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * the identifier as returned by {@link #getId} is the only thing that 73c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * will be persisted across activity instances. 74c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 75c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public interface BackStackEntry { 76c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 77c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Return the unique identifier for the entry. This is the only 78c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * representation of the entry that will persist across activity 79c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * instances. 80c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 81c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public int getId(); 82c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 83c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 846c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn * Get the name that was supplied to 856c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn * {@link FragmentTransaction#addToBackStack(String) 866c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn * FragmentTransaction.addToBackStack(String)} when creating this entry. 876c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn */ 886c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn public String getName(); 896c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn 906c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn /** 91327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * Return the full bread crumb title resource identifier for the entry, 92327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * or 0 if it does not have one. 93327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn */ 94327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn public int getBreadCrumbTitleRes(); 95327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn 96327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn /** 97327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * Return the short bread crumb title resource identifier for the entry, 98327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * or 0 if it does not have one. 99327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn */ 100327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn public int getBreadCrumbShortTitleRes(); 101327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn 102327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn /** 103c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Return the full bread crumb title for the entry, or null if it 104c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * does not have one. 105c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 106c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public CharSequence getBreadCrumbTitle(); 107c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 108c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 109c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Return the short bread crumb title for the entry, or null if it 110c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * does not have one. 111c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 112c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public CharSequence getBreadCrumbShortTitle(); 113c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 114c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 115c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 116c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Interface to watch for changes to the back stack. 117c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 118c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public interface OnBackStackChangedListener { 119c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 120c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Called whenever the contents of the back stack change. 121c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 122c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public void onBackStackChanged(); 123c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 124c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 125c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 126b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Start a series of edit operations on the Fragments associated with 127b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * this FragmentManager. 128fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * 129fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * <p>Note: A fragment transaction can only be created/committed prior 130fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * to an activity saving its state. If you try to commit a transaction 131fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * after {@link Activity#onSaveInstanceState Activity.onSaveInstanceState()} 132fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * (and prior to a following {@link Activity#onStart Activity.onStart} 133fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * or {@link Activity#onResume Activity.onResume()}, you will get an error. 134fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * This is because the framework takes care of saving your current fragments 135fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * in the state, and if changes are made after the state is saved then they 136fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn * will be lost.</p> 137b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 13848e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn public abstract FragmentTransaction beginTransaction(); 139b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 14017b9b81418c9166e181a992f27598e4de18d7203Dianne Hackborn /** @hide -- remove once prebuilts are in. */ 141327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn @Deprecated 14248e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn public FragmentTransaction openTransaction() { 14348e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn return beginTransaction(); 14448e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn } 14548e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn 146b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 1473a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * After a {@link FragmentTransaction} is committed with 1483a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * {@link FragmentTransaction#commit FragmentTransaction.commit()}, it 1493a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * is scheduled to be executed asynchronously on the process's main thread. 1503a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * If you want to immediately executing any such pending operations, you 1513a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * can call this function (only from the main thread) to do so. Note that 1523a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * all callbacks and other related behavior will be done from within this 1533a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * call, so be careful about where this is called from. 1543a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * 1553a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * @return Returns true if there were any pending transactions to be 1563a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * executed. 1573a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn */ 1583a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract boolean executePendingTransactions(); 1593a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 1603a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn /** 161b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Finds a fragment that was identified by the given id either when inflated 162b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * from XML or as the container ID when added in a transaction. This first 163b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * searches through fragments that are currently added to the manager's 164b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * activity; if no such fragment is found, then all fragments currently 165b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * on the back stack associated with this ID are searched. 166b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @return The fragment if found or null otherwise. 167b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 168ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract Fragment findFragmentById(int id); 169b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 170b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 171b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Finds a fragment that was identified by the given tag either when inflated 172b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * from XML or as supplied when added in a transaction. This first 173b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * searches through fragments that are currently added to the manager's 174b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * activity; if no such fragment is found, then all fragments currently 175b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * on the back stack are searched. 176b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @return The fragment if found or null otherwise. 177b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 178ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract Fragment findFragmentByTag(String tag); 179b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 180b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 181b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Flag for {@link #popBackStack(String, int)} 182b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * and {@link #popBackStack(int, int)}: If set, and the name or ID of 183b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * a back stack entry has been supplied, then all matching entries will 184b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * be consumed until one that doesn't match is found or the bottom of 185b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * the stack is reached. Otherwise, all entries up to but not including that entry 186b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * will be removed. 187b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 188b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public static final int POP_BACK_STACK_INCLUSIVE = 1<<0; 189b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 190b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 19187ffa20a2fd4dff11262b87607a9aca992bdd05dBen Komalo * Pop the top state off the back stack. This function is asynchronous -- it 19287ffa20a2fd4dff11262b87607a9aca992bdd05dBen Komalo * enqueues the request to pop, but the action will not be performed until the 19387ffa20a2fd4dff11262b87607a9aca992bdd05dBen Komalo * application returns to its event loop. 194b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 1953a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract void popBackStack(); 1963a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 1973a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn /** 1983a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * Like {@link #popBackStack()}, but performs the operation immediately 1993a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 2003a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * afterwards. 2013a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * @return Returns true if there was something popped, else false. 2023a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn */ 2033a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract boolean popBackStackImmediate(); 204b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 205b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 206b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Pop the last fragment transition from the manager's fragment 207b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * back stack. If there is nothing to pop, false is returned. 208327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * This function is asynchronous -- it enqueues the 209327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * request to pop, but the action will not be performed until the application 210327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * returns to its event loop. 211327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * 212b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param name If non-null, this is the name of a previous back state 213b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * to look for; if found, all states up to that state will be popped. The 214b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * {@link #POP_BACK_STACK_INCLUSIVE} flag can be used to control whether 215b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * the named state itself is popped. If null, only the top state is popped. 216b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param flags Either 0 or {@link #POP_BACK_STACK_INCLUSIVE}. 217b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 2183a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract void popBackStack(String name, int flags); 2193a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 2203a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn /** 2213a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * Like {@link #popBackStack(String, int)}, but performs the operation immediately 2223a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 2233a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * afterwards. 2243a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * @return Returns true if there was something popped, else false. 2253a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn */ 2263a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract boolean popBackStackImmediate(String name, int flags); 227b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 228b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 229b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Pop all back stack states up to the one with the given identifier. 230327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * This function is asynchronous -- it enqueues the 231327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * request to pop, but the action will not be performed until the application 232327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * returns to its event loop. 233327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn * 234b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param id Identifier of the stated to be popped. If no identifier exists, 235b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * false is returned. 236b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * The identifier is the number returned by 237b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * {@link FragmentTransaction#commit() FragmentTransaction.commit()}. The 238b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * {@link #POP_BACK_STACK_INCLUSIVE} flag can be used to control whether 239b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * the named state itself is popped. 240b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param flags Either 0 or {@link #POP_BACK_STACK_INCLUSIVE}. 241b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 2423a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract void popBackStack(int id, int flags); 2433a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 2443a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn /** 2453a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * Like {@link #popBackStack(int, int)}, but performs the operation immediately 2463a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * inside of the call. This is like calling {@link #executePendingTransactions()} 2473a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * afterwards. 2483a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn * @return Returns true if there was something popped, else false. 2493a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn */ 2503a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public abstract boolean popBackStackImmediate(int id, int flags); 251b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 252b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 253c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Return the number of entries currently in the back stack. 254c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 255327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn public abstract int getBackStackEntryCount(); 256c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 257c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 258c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Return the BackStackEntry at index <var>index</var> in the back stack; 259c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * entries start index 0 being the bottom of the stack. 260c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 261327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn public abstract BackStackEntry getBackStackEntryAt(int index); 262c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 263c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 264c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Add a new listener for changes to the fragment back stack. 265c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 266ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract void addOnBackStackChangedListener(OnBackStackChangedListener listener); 267c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 268c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 269c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Remove a listener that was previously added with 270c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * {@link #addOnBackStackChangedListener(OnBackStackChangedListener)}. 271c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 272ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract void removeOnBackStackChangedListener(OnBackStackChangedListener listener); 273c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 274c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 275b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Put a reference to a fragment in a Bundle. This Bundle can be 276b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * persisted as saved state, and when later restoring 277b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * {@link #getFragment(Bundle, String)} will return the current 278b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * instance of the same fragment. 279b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * 280b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param bundle The bundle in which to put the fragment reference. 281b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param key The name of the entry in the bundle. 282b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param fragment The Fragment whose reference is to be stored. 283b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 284ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract void putFragment(Bundle bundle, String key, Fragment fragment); 285b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 286b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 287b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Retrieve the current Fragment instance for a reference previously 288b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * placed with {@link #putFragment(Bundle, String, Fragment)}. 289b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * 290b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param bundle The bundle from which to retrieve the fragment reference. 291b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param key The name of the entry in the bundle. 292b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @return Returns the current Fragment instance that is associated with 293b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * the given reference. 294b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 295ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract Fragment getFragment(Bundle bundle, String key); 296625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 297625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn /** 298b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * Save the current instance state of the given Fragment. This can be 299b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * used later when creating a new instance of the Fragment and adding 300b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * it to the fragment manager, to have it create itself to match the 301b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * current state returned here. Note that there are limits on how 302b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * this can be used: 303b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * 304b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * <ul> 305b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * <li>The Fragment must currently be attached to the FragmentManager. 306b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * <li>A new Fragment created using this saved state must be the same class 307b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * type as the Fragment it was created from. 308b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * <li>The saved state can not contain dependencies on other fragments -- 309b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * that is it can't use {@link #putFragment(Bundle, String, Fragment)} to 310b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * store a fragment reference because that reference may not be valid when 311b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * this saved state is later used. Likewise the Fragment's target and 312b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * result code are not included in this state. 313b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * </ul> 314b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * 315b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * @param f The Fragment whose state is to be saved. 316b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * @return The generated state. This will be null if there was no 317b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn * interesting state created by the fragment. 318b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn */ 319b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn public abstract Fragment.SavedState saveFragmentInstanceState(Fragment f); 320b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn 321b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn /** 3226d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn * Returns true if the final {@link Activity#onDestroy() Activity.onDestroy()} 3236d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn * call has been made on the FragmentManager's Activity, so this instance is now dead. 3246d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn */ 3256d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn public abstract boolean isDestroyed(); 3266d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn 3276d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn /** 328625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn * Print the FragmentManager's state into the given stream. 329625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn * 330625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn * @param prefix Text to print at the front of each line. 331625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn * @param fd The raw file descriptor that the dump is being sent to. 332625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn * @param writer A PrintWriter to which the dump is to be set. 33330d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn * @param args Additional arguments to the dump request. 334625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn */ 335ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public abstract void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args); 336a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn 337a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn /** 338a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn * Control whether the framework's internal fragment manager debugging 339a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn * logs are turned on. If enabled, you will see output in logcat as 340a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn * the framework performs fragment operations. 341a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn */ 342a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn public static void enableDebugLogging(boolean enabled) { 343a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn FragmentManagerImpl.DEBUG = enabled; 344a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn } 345f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell 346f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell /** 347f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell * Invalidate the attached activity's options menu as necessary. 348f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell * This may end up being deferred until we move to the resumed state. 349f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell */ 350f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell public void invalidateOptionsMenu() { } 351b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn} 352b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 353b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackbornfinal class FragmentManagerState implements Parcelable { 3546e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn FragmentState[] mActive; 355b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn int[] mAdded; 356b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn BackStackState[] mBackStack; 357b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 358b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public FragmentManagerState() { 359b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 360b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 361b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public FragmentManagerState(Parcel in) { 3626e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive = in.createTypedArray(FragmentState.CREATOR); 363b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn mAdded = in.createIntArray(); 364b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn mBackStack = in.createTypedArray(BackStackState.CREATOR); 365b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 366b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 367b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public int describeContents() { 368b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return 0; 369b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 370b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 371b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public void writeToParcel(Parcel dest, int flags) { 3726e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn dest.writeTypedArray(mActive, flags); 373b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn dest.writeIntArray(mAdded); 374b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn dest.writeTypedArray(mBackStack, flags); 375b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 376b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 377b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public static final Parcelable.Creator<FragmentManagerState> CREATOR 378b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn = new Parcelable.Creator<FragmentManagerState>() { 379b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public FragmentManagerState createFromParcel(Parcel in) { 380b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return new FragmentManagerState(in); 381b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 382b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 383b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public FragmentManagerState[] newArray(int size) { 384b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return new FragmentManagerState[size]; 385b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 386b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn }; 387ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn} 388ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn 3892dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn/** 39062bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn * Callbacks from FragmentManagerImpl to its container. 39162bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn */ 39262bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborninterface FragmentContainer { 39362bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn public View findViewById(int id); 39462bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn} 39562bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn 39662bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn/** 3972dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn * Container for fragments associated with an activity. 3982dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn */ 399ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackbornfinal class FragmentManagerImpl extends FragmentManager { 4001c43719c4709702fe3187e9c42ba9f4d22921034Craig Mautner static boolean DEBUG = false; 4015ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn static final String TAG = "FragmentManager"; 4025ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn 403def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn static final String TARGET_REQUEST_CODE_STATE_TAG = "android:target_req_state"; 404def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn static final String TARGET_STATE_TAG = "android:target_state"; 405def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn static final String VIEW_STATE_TAG = "android:view_state"; 40678fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell static final String USER_VISIBLE_HINT_TAG = "android:user_visible_hint"; 407def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn 408445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn ArrayList<Runnable> mPendingActions; 409445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn Runnable[] mTmpActions; 410445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn boolean mExecutingActions; 411445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 4126e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn ArrayList<Fragment> mActive; 4136e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn ArrayList<Fragment> mAdded; 4146e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn ArrayList<Integer> mAvailIndices; 415c6669ca63299219d815464129dac051ab2404286Dianne Hackborn ArrayList<BackStackRecord> mBackStack; 4168eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn ArrayList<Fragment> mCreatedMenus; 4172dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 418dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn // Must be accessed while locked. 419c6669ca63299219d815464129dac051ab2404286Dianne Hackborn ArrayList<BackStackRecord> mBackStackIndices; 420dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn ArrayList<Integer> mAvailBackStackIndices; 421dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn 422c6669ca63299219d815464129dac051ab2404286Dianne Hackborn ArrayList<OnBackStackChangedListener> mBackStackChangeListeners; 423c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 4242dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn int mCurState = Fragment.INITIALIZING; 4252dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn Activity mActivity; 42662bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn FragmentContainer mContainer; 42762bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn Fragment mParent; 4282dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 429b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn boolean mNeedMenuInvalidate; 4303e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn boolean mStateSaved; 431d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn boolean mDestroyed; 432fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn String mNoTransactionsBecause; 43378fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell boolean mHavePendingDeferredStart; 434b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn 435b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // Temporary vars for state save and restore. 436b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn Bundle mStateBundle = null; 437b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn SparseArray<Parcelable> mStateArray = null; 438b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 439445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn Runnable mExecCommit = new Runnable() { 440445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn @Override 441445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn public void run() { 442445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn execPendingActions(); 443445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 444445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn }; 445625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 4464702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn private void throwException(RuntimeException ex) { 4474702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn Log.e(TAG, ex.getMessage()); 4484702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn LogWriter logw = new LogWriter(Log.ERROR, TAG); 4498c84109b9fbbf473b225707a38261ff5f99d95fbDianne Hackborn PrintWriter pw = new FastPrintWriter(logw, false, 1024); 4504702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn if (mActivity != null) { 4514702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn Log.e(TAG, "Activity state:"); 4525bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn try { 4534702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn mActivity.dump(" ", null, pw, new String[] { }); 4545bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn } catch (Exception e) { 4558c84109b9fbbf473b225707a38261ff5f99d95fbDianne Hackborn pw.flush(); 4565bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn Log.e(TAG, "Failed dumping state", e); 4575bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn } 4585bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn } else { 4594702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn Log.e(TAG, "Fragment manager state:"); 4605bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn try { 4614702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn dump(" ", null, pw, new String[] { }); 4625bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn } catch (Exception e) { 4638c84109b9fbbf473b225707a38261ff5f99d95fbDianne Hackborn pw.flush(); 4644702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn Log.e(TAG, "Failed dumping state", e); 4655bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn } 4665bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn } 4678c84109b9fbbf473b225707a38261ff5f99d95fbDianne Hackborn pw.flush(); 4684702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throw ex; 4695bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn } 4705bf6e1a1dbfffa0732d2cc5dd1d02cf1d2f3b9b4Dianne Hackborn 471625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 47248e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn public FragmentTransaction beginTransaction() { 473c6669ca63299219d815464129dac051ab2404286Dianne Hackborn return new BackStackRecord(this); 474b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 475b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 476625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 4773a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public boolean executePendingTransactions() { 4783a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn return execPendingActions(); 4793a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 4803a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 4813a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override 4823a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public void popBackStack() { 4833a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn enqueueAction(new Runnable() { 4843a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override public void run() { 4853a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn popBackStackState(mActivity.mHandler, null, -1, 0); 4863a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 4873a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn }, false); 4883a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 4893a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 4903a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override 4913a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public boolean popBackStackImmediate() { 4923a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn checkStateLoss(); 4933a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn executePendingTransactions(); 494b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn return popBackStackState(mActivity.mHandler, null, -1, 0); 495b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 496b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 497625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 4983a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public void popBackStack(final String name, final int flags) { 4993a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn enqueueAction(new Runnable() { 5003a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override public void run() { 5013a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn popBackStackState(mActivity.mHandler, name, -1, flags); 5023a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 5033a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn }, false); 5043a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 5053a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 5063a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override 5073a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public boolean popBackStackImmediate(String name, int flags) { 5083a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn checkStateLoss(); 5093a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn executePendingTransactions(); 510b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn return popBackStackState(mActivity.mHandler, name, -1, flags); 511b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 512b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 513625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 5143a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public void popBackStack(final int id, final int flags) { 5153a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if (id < 0) { 5163a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn throw new IllegalArgumentException("Bad id: " + id); 5173a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 5183a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn enqueueAction(new Runnable() { 5193a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override public void run() { 5203a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn popBackStackState(mActivity.mHandler, null, id, flags); 5213a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 5223a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn }, false); 5233a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 5243a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 5253a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn @Override 5263a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public boolean popBackStackImmediate(int id, int flags) { 5273a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn checkStateLoss(); 5283a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn executePendingTransactions(); 529b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (id < 0) { 530b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn throw new IllegalArgumentException("Bad id: " + id); 531b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 532b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn return popBackStackState(mActivity.mHandler, null, id, flags); 533b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 534b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 535625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 536327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn public int getBackStackEntryCount() { 537c6669ca63299219d815464129dac051ab2404286Dianne Hackborn return mBackStack != null ? mBackStack.size() : 0; 538c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 539c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 540625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 541327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn public BackStackEntry getBackStackEntryAt(int index) { 542c6669ca63299219d815464129dac051ab2404286Dianne Hackborn return mBackStack.get(index); 543c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 544c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 545625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 546c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public void addOnBackStackChangedListener(OnBackStackChangedListener listener) { 547c6669ca63299219d815464129dac051ab2404286Dianne Hackborn if (mBackStackChangeListeners == null) { 548c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackChangeListeners = new ArrayList<OnBackStackChangedListener>(); 549c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 550c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackChangeListeners.add(listener); 551c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 552c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 553625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 554c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public void removeOnBackStackChangedListener(OnBackStackChangedListener listener) { 555c6669ca63299219d815464129dac051ab2404286Dianne Hackborn if (mBackStackChangeListeners != null) { 556c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackChangeListeners.remove(listener); 557c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 558c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 559c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 560625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 561b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public void putFragment(Bundle bundle, String key, Fragment fragment) { 562b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (fragment.mIndex < 0) { 5634702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throwException(new IllegalStateException("Fragment " + fragment 5644702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + " is not currently in the FragmentManager")); 565b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 566b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn bundle.putInt(key, fragment.mIndex); 567b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 568b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 569625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 570b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public Fragment getFragment(Bundle bundle, String key) { 571def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn int index = bundle.getInt(key, -1); 572def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (index == -1) { 573def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn return null; 574def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 575b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (index >= mActive.size()) { 5764702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throwException(new IllegalStateException("Fragement no longer exists for key " 5774702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + key + ": index " + index)); 578b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 579b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn Fragment f = mActive.get(index); 580b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (f == null) { 5814702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throwException(new IllegalStateException("Fragement no longer exists for key " 5824702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + key + ": index " + index)); 583b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 584b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn return f; 585b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 586b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 587625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn @Override 588b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn public Fragment.SavedState saveFragmentInstanceState(Fragment fragment) { 589b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn if (fragment.mIndex < 0) { 5904702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throwException(new IllegalStateException("Fragment " + fragment 5914702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + " is not currently in the FragmentManager")); 592b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } 593b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn if (fragment.mState > Fragment.INITIALIZING) { 594b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn Bundle result = saveFragmentBasicState(fragment); 595b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn return result != null ? new Fragment.SavedState(result) : null; 596b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } 597b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn return null; 598b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } 599b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn 600b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn @Override 6016d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn public boolean isDestroyed() { 6026d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn return mDestroyed; 6036d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn } 6046d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn 6056d9dcbccec126d9b87ab6587e686e28b87e5a04dDianne Hackborn @Override 606a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn public String toString() { 607a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn StringBuilder sb = new StringBuilder(128); 608a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn sb.append("FragmentManager{"); 609a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn sb.append(Integer.toHexString(System.identityHashCode(this))); 610a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn sb.append(" in "); 61162bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (mParent != null) { 61262bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn DebugUtils.buildShortClassTag(mParent, sb); 61362bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn } else { 61462bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn DebugUtils.buildShortClassTag(mActivity, sb); 61562bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn } 616a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn sb.append("}}"); 617a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn return sb.toString(); 618a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn } 619a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn 620a2ea747faaf5fcd437afbaaf4085cfc29e7c16b8Dianne Hackborn @Override 621625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 622625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn String innerPrefix = prefix + " "; 623625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 624d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn int N; 625d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mActive != null) { 626d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn N = mActive.size(); 627d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (N > 0) { 628d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print("Active Fragments in "); 629d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(Integer.toHexString(System.identityHashCode(this))); 630d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.println(":"); 631d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn for (int i=0; i<N; i++) { 632d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn Fragment f = mActive.get(i); 633d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 634d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(": "); writer.println(f); 635d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (f != null) { 636d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.dump(innerPrefix, fd, writer, args); 637d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 638d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 639625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 640625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 641625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 642625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (mAdded != null) { 643625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn N = mAdded.size(); 644625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (N > 0) { 645625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(prefix); writer.println("Added Fragments:"); 646625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn for (int i=0; i<N; i++) { 647625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn Fragment f = mAdded.get(i); 648625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 649625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(": "); writer.println(f.toString()); 650625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 651625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 652625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 653625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 654d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mCreatedMenus != null) { 655d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn N = mCreatedMenus.size(); 656d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (N > 0) { 657d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.println("Fragments Created Menus:"); 658d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn for (int i=0; i<N; i++) { 659d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn Fragment f = mCreatedMenus.get(i); 660d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 661d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(": "); writer.println(f.toString()); 662d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 663d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 664d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 665d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 666625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (mBackStack != null) { 667625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn N = mBackStack.size(); 668625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (N > 0) { 669625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(prefix); writer.println("Back Stack:"); 670625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn for (int i=0; i<N; i++) { 671625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn BackStackRecord bs = mBackStack.get(i); 672625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 673625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn writer.print(": "); writer.println(bs.toString()); 67430d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn bs.dump(innerPrefix, fd, writer, args); 675625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 676625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 677625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 678d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 679d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn synchronized (this) { 680d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mBackStackIndices != null) { 681d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn N = mBackStackIndices.size(); 682d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (N > 0) { 683d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.println("Back Stack Indices:"); 684d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn for (int i=0; i<N; i++) { 685d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn BackStackRecord bs = mBackStackIndices.get(i); 686d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 687d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(": "); writer.println(bs); 688d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 689d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 690d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 691d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 692d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mAvailBackStackIndices != null && mAvailBackStackIndices.size() > 0) { 693d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print("mAvailBackStackIndices: "); 694d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.println(Arrays.toString(mAvailBackStackIndices.toArray())); 695d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 696d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 697d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 698d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mPendingActions != null) { 699d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn N = mPendingActions.size(); 700d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (N > 0) { 701d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.println("Pending Actions:"); 702d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn for (int i=0; i<N; i++) { 703d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn Runnable r = mPendingActions.get(i); 704d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" #"); writer.print(i); 705d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(": "); writer.println(r); 706d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 707d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 708d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 709d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 710d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.println("FragmentManager misc state:"); 71162bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn writer.print(prefix); writer.print(" mActivity="); writer.println(mActivity); 71262bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn writer.print(prefix); writer.print(" mContainer="); writer.println(mContainer); 71362bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (mParent != null) { 71462bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn writer.print(prefix); writer.print(" mParent="); writer.println(mParent); 71562bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn } 716d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" mCurState="); writer.print(mCurState); 717d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(" mStateSaved="); writer.print(mStateSaved); 718d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(" mDestroyed="); writer.println(mDestroyed); 719d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mNeedMenuInvalidate) { 720d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" mNeedMenuInvalidate="); 721d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.println(mNeedMenuInvalidate); 722d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 723d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mNoTransactionsBecause != null) { 724d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" mNoTransactionsBecause="); 725d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.println(mNoTransactionsBecause); 726d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 727d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mAvailIndices != null && mAvailIndices.size() > 0) { 728d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.print(prefix); writer.print(" mAvailIndices: "); 729d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn writer.println(Arrays.toString(mAvailIndices.toArray())); 730d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 731625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 732625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 733a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator loadAnimator(Fragment fragment, int transit, boolean enter, 734f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int transitionStyle) { 735a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator animObj = fragment.onCreateAnimator(transit, enter, 7365ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.mNextAnim); 737f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (animObj != null) { 738f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return animObj; 739f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 740f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 7415ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (fragment.mNextAnim != 0) { 742a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator anim = AnimatorInflater.loadAnimator(mActivity, fragment.mNextAnim); 7435ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (anim != null) { 7445ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn return anim; 7455ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 7465ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 7475ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn 748f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (transit == 0) { 749f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return null; 750f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 751f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 752f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int styleIndex = transitToStyleIndex(transit, enter); 753f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (styleIndex < 0) { 754f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return null; 755f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 756f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 757f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (transitionStyle == 0 && mActivity.getWindow() != null) { 758f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn transitionStyle = mActivity.getWindow().getAttributes().windowAnimations; 759f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 760f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (transitionStyle == 0) { 761f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return null; 762f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 763f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 764f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn TypedArray attrs = mActivity.obtainStyledAttributes(transitionStyle, 765811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase com.android.internal.R.styleable.FragmentAnimation); 766f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int anim = attrs.getResourceId(styleIndex, 0); 767f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn attrs.recycle(); 768f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 769f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (anim == 0) { 770f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return null; 771f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 772f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 773a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase return AnimatorInflater.loadAnimator(mActivity, anim); 774f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 775f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 776635c60af623c73d2409f5729c0953638b5d6c497Adam Powell public void performPendingDeferredStart(Fragment f) { 777635c60af623c73d2409f5729c0953638b5d6c497Adam Powell if (f.mDeferStart) { 77878fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell if (mExecutingActions) { 77978fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell // Wait until we're done executing our pending transactions 78078fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell mHavePendingDeferredStart = true; 78178fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell return; 78278fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell } 783635c60af623c73d2409f5729c0953638b5d6c497Adam Powell f.mDeferStart = false; 784ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn moveToState(f, mCurState, 0, 0, false); 785635c60af623c73d2409f5729c0953638b5d6c497Adam Powell } 786635c60af623c73d2409f5729c0953638b5d6c497Adam Powell } 787635c60af623c73d2409f5729c0953638b5d6c497Adam Powell 788ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn void moveToState(Fragment f, int newState, int transit, int transitionStyle, 789ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn boolean keepActive) { 790f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (DEBUG && false) Log.v(TAG, "moveToState: " + f 791f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn + " oldState=" + f.mState + " newState=" + newState 792f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn + " mRemoving=" + f.mRemoving + " Callers=" + Debug.getCallers(5)); 7931c43719c4709702fe3187e9c42ba9f4d22921034Craig Mautner 7946e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // Fragments that are not currently added will sit in the onCreate() state. 795e181bd9b5e6a3e5382a1ff3c40b9ce2cb43c7971Dianne Hackborn if ((!f.mAdded || f.mDetached) && newState > Fragment.CREATED) { 7966e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn newState = Fragment.CREATED; 7976e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 798f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn if (f.mRemoving && newState > f.mState) { 799f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn // While removing a fragment, we can't change it to a higher state. 800f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn newState = f.mState; 801f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn } 8022db4e4bd1b5a2b11b07b870660b7f4b3e1f07061Adam Powell // Defer start if requested; don't allow it to move to STARTED or higher 8032db4e4bd1b5a2b11b07b870660b7f4b3e1f07061Adam Powell // if it's not already started. 8042db4e4bd1b5a2b11b07b870660b7f4b3e1f07061Adam Powell if (f.mDeferStart && f.mState < Fragment.STARTED && newState > Fragment.STOPPED) { 805635c60af623c73d2409f5729c0953638b5d6c497Adam Powell newState = Fragment.STOPPED; 806635c60af623c73d2409f5729c0953638b5d6c497Adam Powell } 8072dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (f.mState < newState) { 808e3a7f628c6d9fef42be24999b3137ebe5c6f3525Dianne Hackborn // For fragments that are created from a layout, when restoring from 809e3a7f628c6d9fef42be24999b3137ebe5c6f3525Dianne Hackborn // state we don't want to allow them to be created until they are 810e3a7f628c6d9fef42be24999b3137ebe5c6f3525Dianne Hackborn // being reloaded from the layout. 811e3a7f628c6d9fef42be24999b3137ebe5c6f3525Dianne Hackborn if (f.mFromLayout && !f.mInLayout) { 812e3a7f628c6d9fef42be24999b3137ebe5c6f3525Dianne Hackborn return; 813e3a7f628c6d9fef42be24999b3137ebe5c6f3525Dianne Hackborn } 814d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (f.mAnimatingAway != null) { 815d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // The fragment is currently being animated... but! Now we 816d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // want to move our state back up. Give up on waiting for the 817d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // animation, move to whatever the final state should be once 818d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // the animation is done, and then we can proceed from there. 819d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mAnimatingAway = null; 820ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn moveToState(f, f.mStateAfterAnimating, 0, 0, true); 821d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 8222dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn switch (f.mState) { 8232dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn case Fragment.INITIALIZING: 8245ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto CREATED: " + f); 825def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (f.mSavedFragmentState != null) { 826def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn f.mSavedViewState = f.mSavedFragmentState.getSparseParcelableArray( 827def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG); 828def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn f.mTarget = getFragment(f.mSavedFragmentState, 829def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn FragmentManagerImpl.TARGET_STATE_TAG); 830def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (f.mTarget != null) { 831def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn f.mTargetRequestCode = f.mSavedFragmentState.getInt( 832def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn FragmentManagerImpl.TARGET_REQUEST_CODE_STATE_TAG, 0); 833def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 83478fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell f.mUserVisibleHint = f.mSavedFragmentState.getBoolean( 83578fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell FragmentManagerImpl.USER_VISIBLE_HINT_TAG, true); 83678fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell if (!f.mUserVisibleHint) { 83778fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell f.mDeferStart = true; 83878fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell if (newState > Fragment.STOPPED) { 83978fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell newState = Fragment.STOPPED; 84078fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell } 84178fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell } 842def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 8432dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mActivity = mActivity; 84462bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.mParentFragment = mParent; 84562bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.mFragmentManager = mParent != null 84662bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn ? mParent.mChildFragmentManager : mActivity.mFragments; 8472dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mCalled = false; 8482dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.onAttach(mActivity); 8492dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (!f.mCalled) { 8502dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn throw new SuperNotCalledException("Fragment " + f 8512dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn + " did not call through to super.onAttach()"); 8522dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 8531b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn if (f.mParentFragment == null) { 8541b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn mActivity.onAttachFragment(f); 8551b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn } 85662bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn 857b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (!f.mRetaining) { 85862bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performCreate(f.mSavedFragmentState); 8592dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 860b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mRetaining = false; 861b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (f.mFromLayout) { 862b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // For fragments that are part of the content view 863b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // layout, we need to instantiate the view immediately 864b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // and the inflater will take care of adding it. 8651b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn f.mView = f.performCreateView(f.getLayoutInflater( 8661b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn f.mSavedFragmentState), null, f.mSavedFragmentState); 8676e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f.mView != null) { 8686e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn f.mView.setSaveFromParentEnabled(false); 86916f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (f.mHidden) f.mView.setVisibility(View.GONE); 87016f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn f.onViewCreated(f.mView, f.mSavedFragmentState); 8716e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 872b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 8736e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn case Fragment.CREATED: 8746e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (newState > Fragment.CREATED) { 87516f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto ACTIVITY_CREATED: " + f); 876b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (!f.mFromLayout) { 877b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn ViewGroup container = null; 878b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (f.mContainerId != 0) { 87962bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn container = (ViewGroup)mContainer.findViewById(f.mContainerId); 880352cc98b4621b76959af8f8a698fd75c6d6132e8Dianne Hackborn if (container == null && !f.mRestored) { 8814702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throwException(new IllegalArgumentException( 8824702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn "No view found for id 0x" 8834702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + Integer.toHexString(f.mContainerId) + " (" 8844702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + f.getResources().getResourceName(f.mContainerId) 8854702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + ") for fragment " + f)); 886b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 887b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 888b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mContainer = container; 8891b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn f.mView = f.performCreateView(f.getLayoutInflater( 8901b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn f.mSavedFragmentState), container, f.mSavedFragmentState); 891b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (f.mView != null) { 892b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mView.setSaveFromParentEnabled(false); 893b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (container != null) { 894a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator anim = loadAnimator(f, transit, true, 895b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn transitionStyle); 896b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (anim != null) { 897b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.setTarget(f.mView); 898811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase anim.start(); 899b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 900b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn container.addView(f.mView); 901b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 90216f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (f.mHidden) f.mView.setVisibility(View.GONE); 90316f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn f.onViewCreated(f.mView, f.mSavedFragmentState); 904b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 905b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 9061b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn 90762bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performActivityCreated(f.mSavedFragmentState); 90816f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (f.mView != null) { 90962bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.restoreViewState(f.mSavedFragmentState); 91016f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 911b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mSavedFragmentState = null; 9122dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 913c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn case Fragment.ACTIVITY_CREATED: 91416f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn case Fragment.STOPPED: 91516f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (newState > Fragment.STOPPED) { 9165ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto STARTED: " + f); 917afc4b283fdaedec9bf32492a019b43cc33edc9b6Dianne Hackborn f.performStart(); 9182dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 9192dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn case Fragment.STARTED: 9202dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (newState > Fragment.STARTED) { 9215ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "moveto RESUMED: " + f); 9222707d6026240bcca6f0e35e2e1138958882e90ceDianne Hackborn f.mResumed = true; 92362bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performResume(); 9249520251003cc3a321028bb80693749e5047eb3f8Adam Powell // Get rid of this in case we saved it and never needed it. 9259520251003cc3a321028bb80693749e5047eb3f8Adam Powell f.mSavedFragmentState = null; 9269520251003cc3a321028bb80693749e5047eb3f8Adam Powell f.mSavedViewState = null; 9272dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 9282dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 9292dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } else if (f.mState > newState) { 9302dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn switch (f.mState) { 9312dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn case Fragment.RESUMED: 9322dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (newState < Fragment.RESUMED) { 9335ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom RESUMED: " + f); 93462bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performPause(); 9352707d6026240bcca6f0e35e2e1138958882e90ceDianne Hackborn f.mResumed = false; 9362dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 9372dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn case Fragment.STARTED: 9382dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (newState < Fragment.STARTED) { 9395ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom STARTED: " + f); 9402707d6026240bcca6f0e35e2e1138958882e90ceDianne Hackborn f.performStop(); 9412dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 94216f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn case Fragment.STOPPED: 943c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn case Fragment.ACTIVITY_CREATED: 944c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn if (newState < Fragment.ACTIVITY_CREATED) { 94516f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom ACTIVITY_CREATED: " + f); 946b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (f.mView != null) { 947b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // Need to save the current view state if not 948b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // done already. 949625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (!mActivity.isFinishing() && f.mSavedViewState == null) { 950b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn saveFragmentViewState(f); 951b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 952def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 953afc4b283fdaedec9bf32492a019b43cc33edc9b6Dianne Hackborn f.performDestroyView(); 954def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (f.mView != null && f.mContainer != null) { 955b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase Animator anim = null; 956d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mCurState > Fragment.INITIALIZING && !mDestroyed) { 957b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim = loadAnimator(f, transit, false, 958def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn transitionStyle); 959b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase } 960b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase if (anim != null) { 961b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase final ViewGroup container = f.mContainer; 962b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase final View view = f.mView; 963d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn final Fragment fragment = f; 964b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase container.startViewTransition(view); 965d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mAnimatingAway = anim; 966d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mStateAfterAnimating = newState; 967b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.addListener(new AnimatorListenerAdapter() { 968b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase @Override 969b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase public void onAnimationEnd(Animator anim) { 970b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase container.endViewTransition(view); 971d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (fragment.mAnimatingAway != null) { 972d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn fragment.mAnimatingAway = null; 973d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn moveToState(fragment, fragment.mStateAfterAnimating, 974ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn 0, 0, false); 975d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 976b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 977b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase }); 978b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.setTarget(f.mView); 979b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.start(); 980b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase 981f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 982def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn f.mContainer.removeView(f.mView); 9832dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 9842dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mContainer = null; 9852dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mView = null; 986b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 987b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn case Fragment.CREATED: 988b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (newState < Fragment.CREATED) { 989d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (mDestroyed) { 990d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (f.mAnimatingAway != null) { 991d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // The fragment's containing activity is 992d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // being destroyed, but this fragment is 993d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // currently animating away. Stop the 994d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // animation right now -- it is not needed, 995d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // and we can't wait any more on destroying 996d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // the fragment. 9971b39e221e2d2db98f8aea7dd7b7ded3eca6f3d55Dianne Hackborn Animator anim = f.mAnimatingAway; 998d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mAnimatingAway = null; 9991b39e221e2d2db98f8aea7dd7b7ded3eca6f3d55Dianne Hackborn anim.cancel(); 1000d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 1001d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 1002d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (f.mAnimatingAway != null) { 1003d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // We are waiting for the fragment's view to finish 1004d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // animating away. Just make a note of the state 1005d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // the fragment now should move to once the animation 1006d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn // is done. 1007d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.mStateAfterAnimating = newState; 1008f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn newState = Fragment.CREATED; 1009d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } else { 1010d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (DEBUG) Log.v(TAG, "movefrom CREATED: " + f); 1011d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn if (!f.mRetaining) { 101262bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performDestroy(); 1013d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn } 1014d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn 1015b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mCalled = false; 1016d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn f.onDetach(); 1017b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (!f.mCalled) { 1018b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn throw new SuperNotCalledException("Fragment " + f 1019d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn + " did not call through to super.onDetach()"); 1020b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1021ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn if (!keepActive) { 1022ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn if (!f.mRetaining) { 1023ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn makeInactive(f); 1024ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn } else { 1025ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn f.mActivity = null; 102662bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.mParentFragment = null; 1027ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn f.mFragmentManager = null; 1028ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn } 1029f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn } 10302dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 10312dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 10322dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 10332dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 10342dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 10352dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn f.mState = newState; 10362dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 10372dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 1038625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn void moveToState(Fragment f) { 1039ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn moveToState(f, mCurState, 0, 0, false); 1040625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 1041625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 1042ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn void moveToState(int newState, boolean always) { 1043f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn moveToState(newState, 0, 0, always); 1044f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1045f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 1046f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn void moveToState(int newState, int transit, int transitStyle, boolean always) { 10472dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn if (mActivity == null && newState != Fragment.INITIALIZING) { 10482dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn throw new IllegalStateException("No activity"); 10492dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 105062bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn 1051ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn if (!always && mCurState == newState) { 1052ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn return; 1053ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 105462bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn 10552dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn mCurState = newState; 10566e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive != null) { 1057635c60af623c73d2409f5729c0953638b5d6c497Adam Powell boolean loadersRunning = false; 10586e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=0; i<mActive.size(); i++) { 10596e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 10606e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f != null) { 1061ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn moveToState(f, newState, transit, transitStyle, false); 1062635c60af623c73d2409f5729c0953638b5d6c497Adam Powell if (f.mLoaderManager != null) { 1063635c60af623c73d2409f5729c0953638b5d6c497Adam Powell loadersRunning |= f.mLoaderManager.hasRunningLoaders(); 1064635c60af623c73d2409f5729c0953638b5d6c497Adam Powell } 10656e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 10666e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 10675f36c96f6d3623a826466db68cc1586f078ac307Dianne Hackborn 1068635c60af623c73d2409f5729c0953638b5d6c497Adam Powell if (!loadersRunning) { 1069635c60af623c73d2409f5729c0953638b5d6c497Adam Powell startPendingDeferredFragments(); 1070635c60af623c73d2409f5729c0953638b5d6c497Adam Powell } 1071635c60af623c73d2409f5729c0953638b5d6c497Adam Powell 107289b09da7b3b1e69264d9ec710c66eb2f891b313eAdam Powell if (mNeedMenuInvalidate && mActivity != null && mCurState == Fragment.RESUMED) { 10735f36c96f6d3623a826466db68cc1586f078ac307Dianne Hackborn mActivity.invalidateOptionsMenu(); 10745f36c96f6d3623a826466db68cc1586f078ac307Dianne Hackborn mNeedMenuInvalidate = false; 10755f36c96f6d3623a826466db68cc1586f078ac307Dianne Hackborn } 10766e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 10776e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 10786e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 1079635c60af623c73d2409f5729c0953638b5d6c497Adam Powell void startPendingDeferredFragments() { 108037510908a7b570accb2c4829842790b3d9d3a102Adam Powell if (mActive == null) return; 108137510908a7b570accb2c4829842790b3d9d3a102Adam Powell 1082635c60af623c73d2409f5729c0953638b5d6c497Adam Powell for (int i=0; i<mActive.size(); i++) { 1083635c60af623c73d2409f5729c0953638b5d6c497Adam Powell Fragment f = mActive.get(i); 1084635c60af623c73d2409f5729c0953638b5d6c497Adam Powell if (f != null) { 1085635c60af623c73d2409f5729c0953638b5d6c497Adam Powell performPendingDeferredStart(f); 1086635c60af623c73d2409f5729c0953638b5d6c497Adam Powell } 1087635c60af623c73d2409f5729c0953638b5d6c497Adam Powell } 1088635c60af623c73d2409f5729c0953638b5d6c497Adam Powell } 1089635c60af623c73d2409f5729c0953638b5d6c497Adam Powell 10906e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn void makeActive(Fragment f) { 10916e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f.mIndex >= 0) { 10926e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn return; 10936e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 10946e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 10956e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mAvailIndices == null || mAvailIndices.size() <= 0) { 10966e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive == null) { 10976e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive = new ArrayList<Fragment>(); 1098ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 109962bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.setIndex(mActive.size(), mParent); 11006e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive.add(f); 11016e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 11026e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } else { 110362bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.setIndex(mAvailIndices.remove(mAvailIndices.size()-1), mParent); 11046e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive.set(f.mIndex, f); 11052dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 110603fcc333cf0fbbc4df1215649746d6360801efd8Dianne Hackborn if (DEBUG) Log.v(TAG, "Allocated fragment index " + f); 11072dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 11082dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 11096e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn void makeInactive(Fragment f) { 11106e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f.mIndex < 0) { 11116e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn return; 11126e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 11136e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 111403fcc333cf0fbbc4df1215649746d6360801efd8Dianne Hackborn if (DEBUG) Log.v(TAG, "Freeing fragment index " + f); 11156e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive.set(f.mIndex, null); 11166e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mAvailIndices == null) { 11176e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAvailIndices = new ArrayList<Integer>(); 11186e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 11196e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAvailIndices.add(f.mIndex); 112062bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn mActivity.invalidateFragment(f.mWho); 1121afc4b283fdaedec9bf32492a019b43cc33edc9b6Dianne Hackborn f.initState(); 11226e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 11236e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 1124ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn public void addFragment(Fragment fragment, boolean moveToStateNow) { 11256e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mAdded == null) { 11266e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAdded = new ArrayList<Fragment>(); 1127ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 11285e0d59547c4042037e23a42ba4e2521721e9c7d3Dianne Hackborn if (DEBUG) Log.v(TAG, "add: " + fragment); 112916f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn makeActive(fragment); 113016f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (!fragment.mDetached) { 1131f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (mAdded.contains(fragment)) { 1132f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn throw new IllegalStateException("Fragment already added: " + fragment); 1133f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn } 113416f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn mAdded.add(fragment); 113516f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn fragment.mAdded = true; 113616f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn fragment.mRemoving = false; 11376c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn if (fragment.mHasMenu && fragment.mMenuVisible) { 113816f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn mNeedMenuInvalidate = true; 113916f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 114016f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (moveToStateNow) { 114116f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn moveToState(fragment); 114216f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 1143ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 11442dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 11452dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 1146f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn public void removeFragment(Fragment fragment, int transition, int transitionStyle) { 11475e0d59547c4042037e23a42ba4e2521721e9c7d3Dianne Hackborn if (DEBUG) Log.v(TAG, "remove: " + fragment + " nesting=" + fragment.mBackStackNesting); 114816f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn final boolean inactive = !fragment.isInBackStack(); 114916f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (!fragment.mDetached || inactive) { 1150f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (false) { 1151f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn // Would be nice to catch a bad remove here, but we need 1152f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn // time to test this to make sure we aren't crashes cases 1153f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn // where it is not a problem. 1154f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (!mAdded.contains(fragment)) { 1155f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn throw new IllegalStateException("Fragment not added: " + fragment); 1156f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn } 1157f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn } 1158acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 1159acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn mAdded.remove(fragment); 1160acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn } 11616c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn if (fragment.mHasMenu && fragment.mMenuVisible) { 116216f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn mNeedMenuInvalidate = true; 116316f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 116416f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn fragment.mAdded = false; 116516f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn fragment.mRemoving = true; 116616f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn moveToState(fragment, inactive ? Fragment.INITIALIZING : Fragment.CREATED, 1167ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn transition, transitionStyle, false); 11685e0d59547c4042037e23a42ba4e2521721e9c7d3Dianne Hackborn } 1169f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1170f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 11715ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn public void hideFragment(Fragment fragment, int transition, int transitionStyle) { 11725ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "hide: " + fragment); 11735ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (!fragment.mHidden) { 11745ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.mHidden = true; 11755ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (fragment.mView != null) { 11762756293910032a2e7dfe007182b6b22a0fb9459eAdam Powell Animator anim = loadAnimator(fragment, transition, false, 11775ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn transitionStyle); 11785ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (anim != null) { 1179b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.setTarget(fragment.mView); 118061eb40d276d7fe5c4bead019b7565b99ead07731Chet Haase // Delay the actual hide operation until the animation finishes, otherwise 118161eb40d276d7fe5c4bead019b7565b99ead07731Chet Haase // the fragment will just immediately disappear 118261eb40d276d7fe5c4bead019b7565b99ead07731Chet Haase final Fragment finalFragment = fragment; 118361eb40d276d7fe5c4bead019b7565b99ead07731Chet Haase anim.addListener(new AnimatorListenerAdapter() { 118461eb40d276d7fe5c4bead019b7565b99ead07731Chet Haase @Override 118561eb40d276d7fe5c4bead019b7565b99ead07731Chet Haase public void onAnimationEnd(Animator animation) { 1186b29407faf39a1421ac61958a34431286c8397929Chet Haase if (finalFragment.mView != null) { 1187b29407faf39a1421ac61958a34431286c8397929Chet Haase finalFragment.mView.setVisibility(View.GONE); 1188b29407faf39a1421ac61958a34431286c8397929Chet Haase } 118961eb40d276d7fe5c4bead019b7565b99ead07731Chet Haase } 119061eb40d276d7fe5c4bead019b7565b99ead07731Chet Haase }); 1191811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase anim.start(); 1192e646b28cb3bdd10e46c209e367b8ee055ff5a4baChet Haase } else { 1193e646b28cb3bdd10e46c209e367b8ee055ff5a4baChet Haase fragment.mView.setVisibility(View.GONE); 11945ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 11955ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 11966c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn if (fragment.mAdded && fragment.mHasMenu && fragment.mMenuVisible) { 1197b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn mNeedMenuInvalidate = true; 1198b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 11995ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.onHiddenChanged(true); 12005ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12015ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12025ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn 12035ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn public void showFragment(Fragment fragment, int transition, int transitionStyle) { 12045ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (DEBUG) Log.v(TAG, "show: " + fragment); 12055ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (fragment.mHidden) { 12065ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.mHidden = false; 12075ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (fragment.mView != null) { 1208a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator anim = loadAnimator(fragment, transition, true, 12095ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn transitionStyle); 12105ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (anim != null) { 1211b20db3ec34e846010f389880b2cfab4d7bf79820Chet Haase anim.setTarget(fragment.mView); 1212811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase anim.start(); 12135ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12145ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.mView.setVisibility(View.VISIBLE); 12155ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12166c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn if (fragment.mAdded && fragment.mHasMenu && fragment.mMenuVisible) { 1217b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn mNeedMenuInvalidate = true; 1218b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 12195ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn fragment.onHiddenChanged(false); 12205ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12215ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12225ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn 122316f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn public void detachFragment(Fragment fragment, int transition, int transitionStyle) { 122416f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (DEBUG) Log.v(TAG, "detach: " + fragment); 122516f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (!fragment.mDetached) { 122616f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn fragment.mDetached = true; 122716f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (fragment.mAdded) { 122816f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn // We are not already in back stack, so need to remove the fragment. 1229acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 1230f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (DEBUG) Log.v(TAG, "remove from detach: " + fragment); 1231acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn mAdded.remove(fragment); 1232acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn } 12336c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn if (fragment.mHasMenu && fragment.mMenuVisible) { 123416f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn mNeedMenuInvalidate = true; 123516f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 123616f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn fragment.mAdded = false; 1237ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn moveToState(fragment, Fragment.CREATED, transition, transitionStyle, false); 123816f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 123916f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 124016f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 124116f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn 124216f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn public void attachFragment(Fragment fragment, int transition, int transitionStyle) { 124316f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (DEBUG) Log.v(TAG, "attach: " + fragment); 124416f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (fragment.mDetached) { 124516f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn fragment.mDetached = false; 124616f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn if (!fragment.mAdded) { 1247acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded == null) { 1248acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn mAdded = new ArrayList<Fragment>(); 1249acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn } 1250f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (mAdded.contains(fragment)) { 1251f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn throw new IllegalStateException("Fragment already added: " + fragment); 1252f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn } 1253f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (DEBUG) Log.v(TAG, "add from attach: " + fragment); 125416f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn mAdded.add(fragment); 125516f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn fragment.mAdded = true; 12566c285977a0dc9605348bd9530282c7d006cbf8bdDianne Hackborn if (fragment.mHasMenu && fragment.mMenuVisible) { 125716f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn mNeedMenuInvalidate = true; 125816f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 1259ee76efb74b5886f98cdfebfbefe9b69224e016fbDianne Hackborn moveToState(fragment, mCurState, transition, transitionStyle, false); 126016f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 126116f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 126216f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn } 126316f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn 1264f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn public Fragment findFragmentById(int id) { 1265acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 12665ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn // First look through added fragments. 12675ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn for (int i=mAdded.size()-1; i>=0; i--) { 12685ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn Fragment f = mAdded.get(i); 12695ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (f != null && f.mFragmentId == id) { 12705ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn return f; 12715ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12725ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 1273acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn } 1274acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mActive != null) { 12755ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn // Now for any known fragment. 12766e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 12776e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 12786e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f != null && f.mFragmentId == id) { 1279b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return f; 1280b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1281b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1282b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1283b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return null; 1284b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1285b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1286b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public Fragment findFragmentByTag(String tag) { 1287acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null && tag != null) { 12885ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn // First look through added fragments. 12895ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn for (int i=mAdded.size()-1; i>=0; i--) { 12905ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn Fragment f = mAdded.get(i); 12915ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn if (f != null && tag.equals(f.mTag)) { 12925ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn return f; 12935ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 12945ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn } 1295acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn } 1296acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mActive != null && tag != null) { 12975ae74d6e89a30e79ea85c487b32223ef55314985Dianne Hackborn // Now for any known fragment. 12986e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 12996e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 13006e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f != null && tag.equals(f.mTag)) { 13016e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn return f; 13026e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 13036e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 13046e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 13056e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn return null; 13066e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 13076e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 13086e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn public Fragment findFragmentByWho(String who) { 13096e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive != null && who != null) { 13106e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=mActive.size()-1; i>=0; i--) { 13116e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 131262bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f != null && (f=f.findFragmentByWho(who)) != null) { 1313f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return f; 1314f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1315f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1316f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1317f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return null; 13182dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 13192dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 13203a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn private void checkStateLoss() { 13213a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if (mStateSaved) { 13223a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn throw new IllegalStateException( 13233a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn "Can not perform this action after onSaveInstanceState"); 13243a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 13253a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if (mNoTransactionsBecause != null) { 13263a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn throw new IllegalStateException( 13273a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn "Can not perform this action inside of " + mNoTransactionsBecause); 13283a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 13293a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 13303a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 133195a4609b90abe02474c815c216780a1383f13cb2Alan Viverette /** 133295a4609b90abe02474c815c216780a1383f13cb2Alan Viverette * Adds an action to the queue of pending actions. 133395a4609b90abe02474c815c216780a1383f13cb2Alan Viverette * 133495a4609b90abe02474c815c216780a1383f13cb2Alan Viverette * @param action the action to add 133595a4609b90abe02474c815c216780a1383f13cb2Alan Viverette * @param allowStateLoss whether to allow loss of state information 133695a4609b90abe02474c815c216780a1383f13cb2Alan Viverette * @throws IllegalStateException if the activity has been destroyed 133795a4609b90abe02474c815c216780a1383f13cb2Alan Viverette */ 1338ab36acb39941ce981dddda9f9cf4d2d23a56fd26Dianne Hackborn public void enqueueAction(Runnable action, boolean allowStateLoss) { 13396908cd154c5a2ed2e3b21d40f51952d45be69184Dianne Hackborn if (!allowStateLoss) { 13403a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn checkStateLoss(); 1341fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn } 1342445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn synchronized (this) { 134395a4609b90abe02474c815c216780a1383f13cb2Alan Viverette if (mDestroyed || mActivity == null) { 13446908cd154c5a2ed2e3b21d40f51952d45be69184Dianne Hackborn throw new IllegalStateException("Activity has been destroyed"); 13456908cd154c5a2ed2e3b21d40f51952d45be69184Dianne Hackborn } 1346445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn if (mPendingActions == null) { 1347445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mPendingActions = new ArrayList<Runnable>(); 1348445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1349445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mPendingActions.add(action); 1350445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn if (mPendingActions.size() == 1) { 1351445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mActivity.mHandler.removeCallbacks(mExecCommit); 1352445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mActivity.mHandler.post(mExecCommit); 1353445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1354445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1355445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1356445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 1357c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public int allocBackStackIndex(BackStackRecord bse) { 1358dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn synchronized (this) { 1359dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (mAvailBackStackIndices == null || mAvailBackStackIndices.size() <= 0) { 1360dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (mBackStackIndices == null) { 1361c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackIndices = new ArrayList<BackStackRecord>(); 1362dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1363dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn int index = mBackStackIndices.size(); 1364dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Setting back stack index " + index + " to " + bse); 1365dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.add(bse); 1366dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn return index; 1367dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn 1368dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } else { 1369dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn int index = mAvailBackStackIndices.remove(mAvailBackStackIndices.size()-1); 1370dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding back stack index " + index + " with " + bse); 1371dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.set(index, bse); 1372dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn return index; 1373dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1374dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1375dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1376dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn 1377c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public void setBackStackIndex(int index, BackStackRecord bse) { 1378dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn synchronized (this) { 1379dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (mBackStackIndices == null) { 1380c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackIndices = new ArrayList<BackStackRecord>(); 1381dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1382dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn int N = mBackStackIndices.size(); 1383dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (index < N) { 1384dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Setting back stack index " + index + " to " + bse); 1385dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.set(index, bse); 1386dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } else { 1387dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn while (N < index) { 1388dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.add(null); 1389dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (mAvailBackStackIndices == null) { 1390dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mAvailBackStackIndices = new ArrayList<Integer>(); 1391dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1392dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding available back stack index " + N); 1393dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mAvailBackStackIndices.add(N); 1394dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn N++; 1395dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1396dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Adding back stack index " + index + " with " + bse); 1397dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.add(bse); 1398dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1399dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1400dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1401dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn 1402dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn public void freeBackStackIndex(int index) { 1403dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn synchronized (this) { 1404dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mBackStackIndices.set(index, null); 1405dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (mAvailBackStackIndices == null) { 1406dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mAvailBackStackIndices = new ArrayList<Integer>(); 1407dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1408dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (DEBUG) Log.v(TAG, "Freeing back stack index " + index); 1409dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn mAvailBackStackIndices.add(index); 1410dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1411dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1412dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn 1413445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn /** 1414445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn * Only call from main thread! 1415445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn */ 14163a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn public boolean execPendingActions() { 1417445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn if (mExecutingActions) { 14183a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn throw new IllegalStateException("Recursive entry to executePendingTransactions"); 1419445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1420445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 1421d9b3b7e8e1d8c919c3e5f5851daa80a2651ea7d1Dianne Hackborn if (Looper.myLooper() != mActivity.mHandler.getLooper()) { 14223a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn throw new IllegalStateException("Must be called from main thread of process"); 14233a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 14243a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 14253a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn boolean didSomething = false; 14263a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 1427445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn while (true) { 1428445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn int numActions; 1429445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 1430445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn synchronized (this) { 1431445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn if (mPendingActions == null || mPendingActions.size() == 0) { 143278fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell break; 1433445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1434445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 1435445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn numActions = mPendingActions.size(); 1436445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn if (mTmpActions == null || mTmpActions.length < numActions) { 1437445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mTmpActions = new Runnable[numActions]; 1438445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1439445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mPendingActions.toArray(mTmpActions); 1440445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mPendingActions.clear(); 1441445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mActivity.mHandler.removeCallbacks(mExecCommit); 1442445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1443445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn 1444445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mExecutingActions = true; 1445445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn for (int i=0; i<numActions; i++) { 1446445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mTmpActions[i].run(); 14470d32528be3b708e8a7ebb4e8d7fd2a2c94d6638eJeff Sharkey mTmpActions[i] = null; 1448445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 1449445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn mExecutingActions = false; 14503a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn didSomething = true; 1451445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 145278fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell 145378fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell if (mHavePendingDeferredStart) { 145478fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell boolean loadersRunning = false; 145578fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell for (int i=0; i<mActive.size(); i++) { 145678fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell Fragment f = mActive.get(i); 145778fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell if (f != null && f.mLoaderManager != null) { 145878fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell loadersRunning |= f.mLoaderManager.hasRunningLoaders(); 145978fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell } 146078fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell } 146178fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell if (!loadersRunning) { 146278fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell mHavePendingDeferredStart = false; 146378fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell startPendingDeferredFragments(); 146478fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell } 146578fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell } 146678fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell return didSomething; 1467445646c52128a763b56ed7bb3bd009e2f33e3e4fDianne Hackborn } 146878fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell 1469c6669ca63299219d815464129dac051ab2404286Dianne Hackborn void reportBackStackChanged() { 1470c6669ca63299219d815464129dac051ab2404286Dianne Hackborn if (mBackStackChangeListeners != null) { 1471c6669ca63299219d815464129dac051ab2404286Dianne Hackborn for (int i=0; i<mBackStackChangeListeners.size(); i++) { 1472c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStackChangeListeners.get(i).onBackStackChanged(); 1473c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1474c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1475c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1476c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 1477c6669ca63299219d815464129dac051ab2404286Dianne Hackborn void addBackStackState(BackStackRecord state) { 1478ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn if (mBackStack == null) { 1479c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStack = new ArrayList<BackStackRecord>(); 1480ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 1481ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn mBackStack.add(state); 1482c6669ca63299219d815464129dac051ab2404286Dianne Hackborn reportBackStackChanged(); 1483ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 1484ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn 1485dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn boolean popBackStackState(Handler handler, String name, int id, int flags) { 1486ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn if (mBackStack == null) { 1487ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn return false; 1488ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 14893a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if (name == null && id < 0 && (flags&POP_BACK_STACK_INCLUSIVE) == 0) { 1490f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int last = mBackStack.size()-1; 1491f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn if (last < 0) { 1492f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return false; 1493f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1494c6669ca63299219d815464129dac051ab2404286Dianne Hackborn final BackStackRecord bss = mBackStack.remove(last); 14953a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn bss.popFromBackStack(true); 14963a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn reportBackStackChanged(); 1497f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } else { 1498b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn int index = -1; 1499b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn if (name != null || id >= 0) { 1500b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn // If a name or ID is specified, look for that place in 1501b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn // the stack. 1502b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn index = mBackStack.size()-1; 1503b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn while (index >= 0) { 1504c6669ca63299219d815464129dac051ab2404286Dianne Hackborn BackStackRecord bss = mBackStack.get(index); 1505b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn if (name != null && name.equals(bss.getName())) { 1506b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn break; 1507b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 1508b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn if (id >= 0 && id == bss.mIndex) { 1509b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn break; 1510b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 1511b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn index--; 1512dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1513b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn if (index < 0) { 1514b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn return false; 1515b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 15163a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if ((flags&POP_BACK_STACK_INCLUSIVE) != 0) { 1517b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn index--; 1518b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn // Consume all following entries that match. 1519b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn while (index >= 0) { 1520c6669ca63299219d815464129dac051ab2404286Dianne Hackborn BackStackRecord bss = mBackStack.get(index); 1521b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn if ((name != null && name.equals(bss.getName())) 1522b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn || (id >= 0 && id == bss.mIndex)) { 1523b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn index--; 1524b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn continue; 1525b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 1526b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn break; 1527b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 1528f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1529dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1530dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (index == mBackStack.size()-1) { 1531f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return false; 1532f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1533c6669ca63299219d815464129dac051ab2404286Dianne Hackborn final ArrayList<BackStackRecord> states 1534c6669ca63299219d815464129dac051ab2404286Dianne Hackborn = new ArrayList<BackStackRecord>(); 1535f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn for (int i=mBackStack.size()-1; i>index; i--) { 1536f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn states.add(mBackStack.remove(i)); 1537ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 15383a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn final int LAST = states.size()-1; 15393a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn for (int i=0; i<=LAST; i++) { 15403a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn if (DEBUG) Log.v(TAG, "Popping back stack state: " + states.get(i)); 15413a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn states.get(i).popFromBackStack(i == LAST); 15423a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn } 15433a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn reportBackStackChanged(); 1544f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 1545ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn return true; 1546ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn } 1547ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn 1548b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn ArrayList<Fragment> retainNonConfig() { 1549b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn ArrayList<Fragment> fragments = null; 15506e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive != null) { 15516e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=0; i<mActive.size(); i++) { 15526e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 15536e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f != null && f.mRetainInstance) { 1554b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (fragments == null) { 1555b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn fragments = new ArrayList<Fragment>(); 1556b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1557b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn fragments.add(f); 1558b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mRetaining = true; 1559f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn f.mTargetIndex = f.mTarget != null ? f.mTarget.mIndex : -1; 156003fcc333cf0fbbc4df1215649746d6360801efd8Dianne Hackborn if (DEBUG) Log.v(TAG, "retainNonConfig: keeping retained " + f); 1561b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1562b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1563b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1564b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return fragments; 1565b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1566b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1567b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn void saveFragmentViewState(Fragment f) { 15686e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f.mView == null) { 1569b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return; 1570b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1571b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (mStateArray == null) { 1572b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn mStateArray = new SparseArray<Parcelable>(); 1573b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } else { 1574b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn mStateArray.clear(); 1575b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1576b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mView.saveHierarchyState(mStateArray); 1577b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (mStateArray.size() > 0) { 1578b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mSavedViewState = mStateArray; 1579b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn mStateArray = null; 1580b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1581b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1582b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1583b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn Bundle saveFragmentBasicState(Fragment f) { 1584b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn Bundle result = null; 1585b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn 1586b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn if (mStateBundle == null) { 1587b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn mStateBundle = new Bundle(); 1588b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } 158962bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performSaveInstanceState(mStateBundle); 1590b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn if (!mStateBundle.isEmpty()) { 1591b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn result = mStateBundle; 1592b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn mStateBundle = null; 1593b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } 1594b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn 1595b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn if (f.mView != null) { 1596b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn saveFragmentViewState(f); 15971333276c7af53bca06ad166f129d39fc756930dfDianne Hackborn } 15981333276c7af53bca06ad166f129d39fc756930dfDianne Hackborn if (f.mSavedViewState != null) { 15991333276c7af53bca06ad166f129d39fc756930dfDianne Hackborn if (result == null) { 16001333276c7af53bca06ad166f129d39fc756930dfDianne Hackborn result = new Bundle(); 1601b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } 16021333276c7af53bca06ad166f129d39fc756930dfDianne Hackborn result.putSparseParcelableArray( 16031333276c7af53bca06ad166f129d39fc756930dfDianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG, f.mSavedViewState); 1604b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } 160578fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell if (!f.mUserVisibleHint) { 1606258029eeaaace45fab6244cd09cc389aa57fedacJake Wharton if (result == null) { 1607258029eeaaace45fab6244cd09cc389aa57fedacJake Wharton result = new Bundle(); 1608258029eeaaace45fab6244cd09cc389aa57fedacJake Wharton } 160978fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell // Only add this if it's not the default value 161078fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell result.putBoolean(FragmentManagerImpl.USER_VISIBLE_HINT_TAG, f.mUserVisibleHint); 161178fed9b78f8b3b92979b94dda2640cdeaffb2573Adam Powell } 1612b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn 1613b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn return result; 1614b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn } 1615b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn 16166e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Parcelable saveAllState() { 16173a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn // Make sure all pending operations have now been executed to get 16183a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn // our state update-to-date. 16193a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn execPendingActions(); 16203a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn 16213e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn mStateSaved = true; 16223e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn 16236e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mActive == null || mActive.size() <= 0) { 16246e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn return null; 1625b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1626b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 16276e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // First collect all active fragments. 16286e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn int N = mActive.size(); 16296e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn FragmentState[] active = new FragmentState[N]; 16306e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn boolean haveFragments = false; 16316e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=0; i<N; i++) { 16326e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(i); 16336e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f != null) { 163461af8a8ef77fd0e1a760d01a5c7784ae1d0efc37Dianne Hackborn if (f.mIndex < 0) { 16354702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throwException(new IllegalStateException( 16364702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn "Failure saving state: active " + f 16374702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + " has cleared index: " + f.mIndex)); 163861af8a8ef77fd0e1a760d01a5c7784ae1d0efc37Dianne Hackborn } 163961af8a8ef77fd0e1a760d01a5c7784ae1d0efc37Dianne Hackborn 16406e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn haveFragments = true; 164161af8a8ef77fd0e1a760d01a5c7784ae1d0efc37Dianne Hackborn 16426e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn FragmentState fs = new FragmentState(f); 16436e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn active[i] = fs; 16446e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 1645625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (f.mState > Fragment.INITIALIZING && fs.mSavedFragmentState == null) { 1646b46ed7636be9341b6ce0b158b3d86f34a437e6daDianne Hackborn fs.mSavedFragmentState = saveFragmentBasicState(f); 1647625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn 1648625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (f.mTarget != null) { 16495d9d03a0234faa3cffd11502f973057045cafe82Dianne Hackborn if (f.mTarget.mIndex < 0) { 16504702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throwException(new IllegalStateException( 16514702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn "Failure saving state: " + f 16524702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + " has target not in fragment manager: " + f.mTarget)); 16535d9d03a0234faa3cffd11502f973057045cafe82Dianne Hackborn } 16546e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (fs.mSavedFragmentState == null) { 16556e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn fs.mSavedFragmentState = new Bundle(); 16566e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 1657625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn putFragment(fs.mSavedFragmentState, 1658625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn FragmentManagerImpl.TARGET_STATE_TAG, f.mTarget); 1659625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (f.mTargetRequestCode != 0) { 1660625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn fs.mSavedFragmentState.putInt( 1661625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn FragmentManagerImpl.TARGET_REQUEST_CODE_STATE_TAG, 1662625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn f.mTargetRequestCode); 1663625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 1664def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 1665def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn 1666625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } else { 1667625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn fs.mSavedFragmentState = f.mSavedFragmentState; 16686e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 16696e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 1670b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "Saved state of " + f + ": " 1671b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn + fs.mSavedFragmentState); 1672b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1673b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1674b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 16756e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (!haveFragments) { 1676b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: no fragments!"); 1677b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return null; 1678b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1679b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1680b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn int[] added = null; 1681b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn BackStackState[] backStack = null; 1682b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 16836e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // Build list of currently added fragments. 1684625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (mAdded != null) { 1685625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn N = mAdded.size(); 1686625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (N > 0) { 1687625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn added = new int[N]; 1688625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn for (int i=0; i<N; i++) { 1689625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn added[i] = mAdded.get(i).mIndex; 169061af8a8ef77fd0e1a760d01a5c7784ae1d0efc37Dianne Hackborn if (added[i] < 0) { 16914702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throwException(new IllegalStateException( 16924702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn "Failure saving state: active " + mAdded.get(i) 16934702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn + " has cleared index: " + added[i])); 169461af8a8ef77fd0e1a760d01a5c7784ae1d0efc37Dianne Hackborn } 1695625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: adding fragment #" + i 1696625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn + ": " + mAdded.get(i)); 1697625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn } 1698b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1699b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1700b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1701b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // Now save back stack. 1702b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (mBackStack != null) { 1703b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn N = mBackStack.size(); 1704b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (N > 0) { 1705b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn backStack = new BackStackState[N]; 1706b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn for (int i=0; i<N; i++) { 1707b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn backStack[i] = new BackStackState(this, mBackStack.get(i)); 1708b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "saveAllState: adding back stack #" + i 1709b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn + ": " + mBackStack.get(i)); 1710b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1711b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1712b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1713b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1714b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn FragmentManagerState fms = new FragmentManagerState(); 17156e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn fms.mActive = active; 1716b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn fms.mAdded = added; 1717b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn fms.mBackStack = backStack; 1718b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn return fms; 1719b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1720b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 1721b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn void restoreAllState(Parcelable state, ArrayList<Fragment> nonConfig) { 1722b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // If there is no saved state at all, then there can not be 1723b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn // any nonConfig fragments either, so that is that. 1724b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (state == null) return; 1725b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn FragmentManagerState fms = (FragmentManagerState)state; 17266e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (fms.mActive == null) return; 1727b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 17286e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // First re-attach any non-config instances we are retaining back 17296e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // to their saved state, so we don't try to instantiate them again. 1730b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (nonConfig != null) { 1731b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn for (int i=0; i<nonConfig.size(); i++) { 1732b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn Fragment f = nonConfig.get(i); 1733b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: re-attaching retained " + f); 17346e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn FragmentState fs = fms.mActive[f.mIndex]; 1735b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn fs.mInstance = f; 1736b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mSavedViewState = null; 17376e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn f.mBackStackNesting = 0; 1738625ac271f80777668f832a344486a6fcdc06d0aeDianne Hackborn f.mInLayout = false; 17396e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn f.mAdded = false; 1740f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn f.mTarget = null; 1741b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (fs.mSavedFragmentState != null) { 17425164246d7e47b9c995ca1e1587f3056eb777f60bDianne Hackborn fs.mSavedFragmentState.setClassLoader(mActivity.getClassLoader()); 1743b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn f.mSavedViewState = fs.mSavedFragmentState.getSparseParcelableArray( 1744def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn FragmentManagerImpl.VIEW_STATE_TAG); 1745b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1746b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1747b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1748b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 17496e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // Build the full list of active fragments, instantiating them from 17506e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // their saved state. 17516e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive = new ArrayList<Fragment>(fms.mActive.length); 17526e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mAvailIndices != null) { 17536e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAvailIndices.clear(); 17546e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 17556e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn for (int i=0; i<fms.mActive.length; i++) { 17566e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn FragmentState fs = fms.mActive[i]; 17576e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (fs != null) { 175862bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn Fragment f = fs.instantiate(mActivity, mParent); 1759f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: active #" + i + ": " + f); 1760b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn mActive.add(f); 176130d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn // Now that the fragment is instantiated (or came from being 176230d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn // retained above), clear mInstance in case we end up re-restoring 176330d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn // from this FragmentState again. 176430d7189067524000c738c188c4ff91f84f474d25Dianne Hackborn fs.mInstance = null; 17656e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } else { 17666e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mActive.add(null); 17676e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (mAvailIndices == null) { 17686e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAvailIndices = new ArrayList<Integer>(); 17696e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 1770f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: avail #" + i); 17716e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAvailIndices.add(i); 1772b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 17736e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } 17746e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 17753e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn // Update the target of all retained fragments. 17763e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn if (nonConfig != null) { 17773e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn for (int i=0; i<nonConfig.size(); i++) { 17783e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn Fragment f = nonConfig.get(i); 1779f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn if (f.mTargetIndex >= 0) { 1780f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn if (f.mTargetIndex < mActive.size()) { 1781f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn f.mTarget = mActive.get(f.mTargetIndex); 17823e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn } else { 17833e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn Log.w(TAG, "Re-attaching retained fragment " + f 1784f930232fd1c8d301d91853c8fe5dca43979ac807Dianne Hackborn + " target no longer exists: " + f.mTargetIndex); 17853e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn f.mTarget = null; 17863e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn } 17873e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn } 17883e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn } 17893e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn } 17903e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn 17916e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // Build the list of currently added fragments. 17926e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (fms.mAdded != null) { 17936e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAdded = new ArrayList<Fragment>(fms.mAdded.length); 1794b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn for (int i=0; i<fms.mAdded.length; i++) { 17956e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn Fragment f = mActive.get(fms.mAdded[i]); 17966e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn if (f == null) { 17974702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn throwException(new IllegalStateException( 17984702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn "No instantiated fragment for index #" + fms.mAdded[i])); 1799b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 18006e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn f.mAdded = true; 1801f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (DEBUG) Log.v(TAG, "restoreAllState: added #" + i + ": " + f); 1802f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (mAdded.contains(f)) { 1803f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn throw new IllegalStateException("Already added!"); 1804f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn } 18056e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAdded.add(f); 1806b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 18076e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } else { 18086e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mAdded = null; 1809b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 18106e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn 18116e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn // Build the back stack. 1812b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn if (fms.mBackStack != null) { 1813c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mBackStack = new ArrayList<BackStackRecord>(fms.mBackStack.length); 1814b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn for (int i=0; i<fms.mBackStack.length; i++) { 1815c6669ca63299219d815464129dac051ab2404286Dianne Hackborn BackStackRecord bse = fms.mBackStack[i].instantiate(this); 1816f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn if (DEBUG) { 1817f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn Log.v(TAG, "restoreAllState: back stack #" + i 1818b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn + " (index " + bse.mIndex + "): " + bse); 1819f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn LogWriter logw = new LogWriter(Log.VERBOSE, TAG); 18208c84109b9fbbf473b225707a38261ff5f99d95fbDianne Hackborn PrintWriter pw = new FastPrintWriter(logw, false, 1024); 1821f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn bse.dump(" ", pw, false); 18228c84109b9fbbf473b225707a38261ff5f99d95fbDianne Hackborn pw.flush(); 1823f43a33c5ea5adb8d100ab0c3da965bac33155cb8Dianne Hackborn } 1824b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn mBackStack.add(bse); 1825dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn if (bse.mIndex >= 0) { 1826dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn setBackStackIndex(bse.mIndex, bse); 1827dd913a50cd72d6dd23c4ea437f0ebe2be05ca2e8Dianne Hackborn } 1828b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 18296e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn } else { 18306e8304e57ec533e257a2496183125f257be1ff60Dianne Hackborn mBackStack = null; 1831b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1832b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn } 1833b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn 183462bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn public void attachActivity(Activity activity, FragmentContainer container, Fragment parent) { 18354702a856973a553deb82f71b1d3b6c3db5dbf4baDianne Hackborn if (mActivity != null) throw new IllegalStateException("Already attached"); 18362dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn mActivity = activity; 183762bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn mContainer = container; 183862bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn mParent = parent; 18392dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 18402dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 1841fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn public void noteStateNotSaved() { 1842fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn mStateSaved = false; 1843fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn } 1844fb3cffeb35368da22f99b85d45039c4e6e471c06Dianne Hackborn 1845b4bc78b16a05554c57508b488e21dd8eca4e13e6Dianne Hackborn public void dispatchCreate() { 18463e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn mStateSaved = false; 1847ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn moveToState(Fragment.CREATED, false); 18482dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 18492dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 1850c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn public void dispatchActivityCreated() { 18513e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn mStateSaved = false; 1852c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn moveToState(Fragment.ACTIVITY_CREATED, false); 1853c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn } 1854c801768e4d29667a2608695449ebc2833ba0f200Dianne Hackborn 18552dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn public void dispatchStart() { 18563e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn mStateSaved = false; 1857ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn moveToState(Fragment.STARTED, false); 18582dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 18592dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 18602dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn public void dispatchResume() { 18613e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn mStateSaved = false; 1862ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn moveToState(Fragment.RESUMED, false); 18632dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 18642dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 18652dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn public void dispatchPause() { 1866ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn moveToState(Fragment.STARTED, false); 18672dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 18682dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 18692dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn public void dispatchStop() { 187016f6e89c2a4bbf73fe15cb2e81c8fec98c7ac831Dianne Hackborn moveToState(Fragment.STOPPED, false); 18712dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 18722dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn 187362bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn public void dispatchDestroyView() { 187462bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn moveToState(Fragment.CREATED, false); 187562bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn } 18761b8ecc5031051b4bba620fac27552e84ca666496Dianne Hackborn 18772dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn public void dispatchDestroy() { 1878d173fa3b1cb8e4294aba7564c0171894be6c3c24Dianne Hackborn mDestroyed = true; 1879c693823fd4cb927160c3f423670587be5e09ac20Dianne Hackborn execPendingActions(); 1880ba51c3d02d08709e933de6f6c76dee3fd2f4bfa1Dianne Hackborn moveToState(Fragment.INITIALIZING, false); 18812dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn mActivity = null; 188262bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn mContainer = null; 188362bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn mParent = null; 18842dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn } 1885f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 18869d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn public void dispatchConfigurationChanged(Configuration newConfig) { 1887acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 18889d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn for (int i=0; i<mAdded.size(); i++) { 18899d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn Fragment f = mAdded.get(i); 18909d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn if (f != null) { 189162bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performConfigurationChanged(newConfig); 18929d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 18939d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 18949d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 18959d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 18969d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn 18979d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn public void dispatchLowMemory() { 1898acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 18999d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn for (int i=0; i<mAdded.size(); i++) { 19009d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn Fragment f = mAdded.get(i); 19019d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn if (f != null) { 190262bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performLowMemory(); 19039d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 19049d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 19059d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 19069d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn } 19079d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn 1908c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn public void dispatchTrimMemory(int level) { 1909acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 1910c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1911c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn Fragment f = mAdded.get(i); 1912c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn if (f != null) { 191362bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performTrimMemory(level); 1914c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn } 1915c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn } 1916c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn } 1917c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn } 1918c68c913d357e2955d4bd7ca52829071e531c7825Dianne Hackborn 1919b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn public boolean dispatchCreateOptionsMenu(Menu menu, MenuInflater inflater) { 1920b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn boolean show = false; 19218eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn ArrayList<Fragment> newMenus = null; 1922acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 1923b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1924b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn Fragment f = mAdded.get(i); 192562bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f != null) { 192662bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f.performCreateOptionsMenu(menu, inflater)) { 192762bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn show = true; 192862bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (newMenus == null) { 192962bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn newMenus = new ArrayList<Fragment>(); 193062bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn } 193162bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn newMenus.add(f); 19328eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 1933b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1934b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1935b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 19368eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn 19378eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (mCreatedMenus != null) { 19388eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn for (int i=0; i<mCreatedMenus.size(); i++) { 19398eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn Fragment f = mCreatedMenus.get(i); 19408eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (newMenus == null || !newMenus.contains(f)) { 19418eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn f.onDestroyOptionsMenu(); 19428eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 19438eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 19448eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 19458eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn 19468eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn mCreatedMenus = newMenus; 19478eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn 1948b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn return show; 1949b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1950b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn 1951b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn public boolean dispatchPrepareOptionsMenu(Menu menu) { 1952b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn boolean show = false; 1953acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 1954b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1955b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn Fragment f = mAdded.get(i); 195662bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f != null) { 195762bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f.performPrepareOptionsMenu(menu)) { 195862bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn show = true; 195962bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn } 1960b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1961b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1962b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1963b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn return show; 1964b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1965b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn 1966b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn public boolean dispatchOptionsItemSelected(MenuItem item) { 1967acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 1968b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1969b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn Fragment f = mAdded.get(i); 197062bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f != null) { 197162bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f.performOptionsItemSelected(item)) { 1972b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn return true; 1973b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1974b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1975b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1976b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1977b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn return false; 1978b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 1979b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn 19805ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn public boolean dispatchContextItemSelected(MenuItem item) { 1981acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 19825ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 19835ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn Fragment f = mAdded.get(i); 198462bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f != null) { 198562bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f.performContextItemSelected(item)) { 19865ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn return true; 19875ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn } 19885ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn } 19895ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn } 19905ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn } 19915ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn return false; 19925ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn } 19935ddd127d5a38d80c0d8087d1770f41f61f84f048Dianne Hackborn 1994b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn public void dispatchOptionsMenuClosed(Menu menu) { 1995acdfbcca6f91bdf3f77ed7b2e699c97ce98c1fb8Dianne Hackborn if (mAdded != null) { 1996b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn for (int i=0; i<mAdded.size(); i++) { 1997b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn Fragment f = mAdded.get(i); 199862bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn if (f != null) { 199962bea2f1710be0d1a42c07109fd4307ded660d3bDianne Hackborn f.performOptionsMenuClosed(menu); 2000b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 2001b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 2002b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 2003b31e84bc4513e46bac4be8f8d0513f78e360fb11Dianne Hackborn } 2004f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell 2005f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell @Override 2006f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell public void invalidateOptionsMenu() { 2007f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell if (mActivity != null && mCurState == Fragment.RESUMED) { 2008f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell mActivity.invalidateOptionsMenu(); 2009f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell } else { 2010f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell mNeedMenuInvalidate = true; 2011f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell } 2012f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell } 2013f0f5fffc6f578f531df7b208cfbfb53f884c0380Adam Powell 2014f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn public static int reverseTransit(int transit) { 2015f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int rev = 0; 2016f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn switch (transit) { 2017811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase case FragmentTransaction.TRANSIT_FRAGMENT_OPEN: 2018811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase rev = FragmentTransaction.TRANSIT_FRAGMENT_CLOSE; 2019f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn break; 2020811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase case FragmentTransaction.TRANSIT_FRAGMENT_CLOSE: 2021811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase rev = FragmentTransaction.TRANSIT_FRAGMENT_OPEN; 2022f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn break; 2023327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_FADE: 2024327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn rev = FragmentTransaction.TRANSIT_FRAGMENT_FADE; 20259ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase break; 2026f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 2027f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return rev; 2028f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 2029f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 2030f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn 2031f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn public static int transitToStyleIndex(int transit, boolean enter) { 2032f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn int animAttr = -1; 2033f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn switch (transit) { 2034811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase case FragmentTransaction.TRANSIT_FRAGMENT_OPEN: 2035f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn animAttr = enter 2036811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase ? com.android.internal.R.styleable.FragmentAnimation_fragmentOpenEnterAnimation 2037811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase : com.android.internal.R.styleable.FragmentAnimation_fragmentOpenExitAnimation; 2038f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn break; 2039811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase case FragmentTransaction.TRANSIT_FRAGMENT_CLOSE: 2040f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn animAttr = enter 2041811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase ? com.android.internal.R.styleable.FragmentAnimation_fragmentCloseEnterAnimation 2042811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase : com.android.internal.R.styleable.FragmentAnimation_fragmentCloseExitAnimation; 2043f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn break; 2044327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn case FragmentTransaction.TRANSIT_FRAGMENT_FADE: 20459ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase animAttr = enter 2046327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn ? com.android.internal.R.styleable.FragmentAnimation_fragmentFadeEnterAnimation 2047327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn : com.android.internal.R.styleable.FragmentAnimation_fragmentFadeExitAnimation; 20489ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase break; 2049f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 2050f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn return animAttr; 2051f121be737c59390d97e21a92be8e166001534c7dDianne Hackborn } 20522dedce6e84679ead961a485c7fe4b0f77c713b6aDianne Hackborn} 2053