Fragment.java revision 5506618c80a292ac275d8b0c1046b446c7f58836
1cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn/* 2cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Copyright (C) 2011 The Android Open Source Project 3cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 4cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Licensed under the Apache License, Version 2.0 (the "License"); 5cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * you may not use this file except in compliance with the License. 6cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * You may obtain a copy of the License at 7cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 8cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * http://www.apache.org/licenses/LICENSE-2.0 9cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 10cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Unless required by applicable law or agreed to in writing, software 11cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * distributed under the License is distributed on an "AS IS" BASIS, 12cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * See the License for the specific language governing permissions and 14cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * limitations under the License. 15cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 16cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 17cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornpackage android.support.v4.app; 18cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 19cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.app.Activity; 20cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.ComponentCallbacks; 21cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.Context; 22cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.Intent; 23cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.res.Configuration; 24cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.content.res.Resources; 25cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Bundle; 26cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Parcel; 27cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.os.Parcelable; 28cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.support.v4.util.DebugUtils; 29cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.util.AttributeSet; 30be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackbornimport android.util.Log; 31cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.util.SparseArray; 32cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.ContextMenu; 33cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.LayoutInflater; 34cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.Menu; 35cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.MenuInflater; 36cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.MenuItem; 37cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.View; 38cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.ViewGroup; 39cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.ContextMenu.ContextMenuInfo; 40cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.View.OnCreateContextMenuListener; 41cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.view.animation.Animation; 42cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport android.widget.AdapterView; 43cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 44cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport java.io.FileDescriptor; 45cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport java.io.PrintWriter; 46cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornimport java.util.HashMap; 47cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 48cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornfinal class FragmentState implements Parcelable { 49cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final String mClassName; 50cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int mIndex; 51cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final boolean mFromLayout; 52cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int mFragmentId; 53cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final int mContainerId; 54cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final String mTag; 55cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final boolean mRetainInstance; 56e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn final boolean mDetached; 57cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final Bundle mArguments; 58cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 59cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mSavedFragmentState; 60cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 61cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment mInstance; 62cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 63cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState(Fragment frag) { 64cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mClassName = frag.getClass().getName(); 65cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mIndex = frag.mIndex; 66cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFromLayout = frag.mFromLayout; 67cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFragmentId = frag.mFragmentId; 68cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mContainerId = frag.mContainerId; 69cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTag = frag.mTag; 70cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mRetainInstance = frag.mRetainInstance; 71e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mDetached = frag.mDetached; 72cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments = frag.mArguments; 73cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 74cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 75cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState(Parcel in) { 76cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mClassName = in.readString(); 77cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mIndex = in.readInt(); 78cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFromLayout = in.readInt() != 0; 79cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mFragmentId = in.readInt(); 80cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mContainerId = in.readInt(); 81cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTag = in.readString(); 82cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mRetainInstance = in.readInt() != 0; 83e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mDetached = in.readInt() != 0; 84cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments = in.readBundle(); 85cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mSavedFragmentState = in.readBundle(); 86cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 87cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 88cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment instantiate(FragmentActivity activity) { 89cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mInstance != null) { 90cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mInstance; 91cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 92cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 93cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mArguments != null) { 94cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments.setClassLoader(activity.getClassLoader()); 95cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 96cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 97cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance = Fragment.instantiate(activity, mClassName, mArguments); 98cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 99cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedFragmentState != null) { 100cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mSavedFragmentState.setClassLoader(activity.getClassLoader()); 101cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mSavedFragmentState = mSavedFragmentState; 102cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 103cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.setIndex(mIndex); 104cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mFromLayout = mFromLayout; 105cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mRestored = true; 106cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mFragmentId = mFragmentId; 107cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mContainerId = mContainerId; 108cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mTag = mTag; 109cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mRetainInstance = mRetainInstance; 110e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn mInstance.mDetached = mDetached; 111cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInstance.mFragmentManager = activity.mFragments; 112be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackborn 113be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackborn if (FragmentManagerImpl.DEBUG) Log.v(FragmentManagerImpl.TAG, 114be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackborn "Instantiated fragment " + mInstance); 115be2c79d9a5439922030d2a3846c81c61f0e16912Dianne Hackborn 116cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mInstance; 117cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 118cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 119cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public int describeContents() { 120cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return 0; 121cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 122cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 123cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void writeToParcel(Parcel dest, int flags) { 124cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeString(mClassName); 125cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mIndex); 126cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mFromLayout ? 1 : 0); 127cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mFragmentId); 128cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mContainerId); 129cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeString(mTag); 130cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeInt(mRetainInstance ? 1 : 0); 131e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn dest.writeInt(mDetached ? 1 : 0); 132cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeBundle(mArguments); 133cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn dest.writeBundle(mSavedFragmentState); 134cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 135cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 136cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static final Parcelable.Creator<FragmentState> CREATOR 137cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn = new Parcelable.Creator<FragmentState>() { 138cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState createFromParcel(Parcel in) { 139cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new FragmentState(in); 140cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 141cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 142cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public FragmentState[] newArray(int size) { 143cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return new FragmentState[size]; 144cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 145cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn }; 146cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 147cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 148cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn/** 149cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Static library support version of the framework's {@link android.app.Fragment}. 150cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Used to write apps that run on platforms prior to Android 3.0. When running 151cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on Android 3.0 or above, this implementation is still used; it does not try 1520574ca37da4619afe4e26753f5a1b4de314b6565Svetoslav Ganov * to switch to the framework's implementation. See the framework SDK 153cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * documentation for a class overview. 154cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 155cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornpublic class Fragment implements ComponentCallbacks, OnCreateContextMenuListener { 156cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn private static final HashMap<String, Class<?>> sClassMap = 157cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn new HashMap<String, Class<?>>(); 158cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 159cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final int INITIALIZING = 0; // Not yet created. 160cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final int CREATED = 1; // Created. 161cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static final int ACTIVITY_CREATED = 2; // The activity has finished its creation. 162e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn static final int STOPPED = 3; // Fully created, not started. 163e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn static final int STARTED = 4; // Created and started, not resumed. 164e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn static final int RESUMED = 5; // Created started and resumed. 165cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 166cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mState = INITIALIZING; 167cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 168cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Non-null if the fragment's view hierarchy is currently animating away, 169cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // meaning we need to wait a bit on completely destroying it. This is the 170cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // view that is animating. 171cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View mAnimatingAway; 172cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 173cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If mAnimatingAway != null, this is the state we should move to once the 174cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // animation is done. 175cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mStateAfterAnimating; 176cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 177cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // When instantiated from saved state, this is the saved state. 178cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mSavedFragmentState; 179cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn SparseArray<Parcelable> mSavedViewState; 180cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 181cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Index into active fragment array. 182cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mIndex = -1; 183cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 184cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Internal unique name for this fragment; 185cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String mWho; 186cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 187cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Construction arguments; 188cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle mArguments; 189cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 190cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Target fragment. 191cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment mTarget; 192cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1932c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn // For use when retaining a fragment: this is the index of the last mTarget. 1942c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn int mTargetIndex = -1; 1952c4b5dbfee5232bcbbcb74b84ce9147b62a9d789Dianne Hackborn 196cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Target request code. 197cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mTargetRequestCode; 198cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 199cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // True if the fragment is in the list of added fragments. 200cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mAdded; 201cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 202cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment is being removed from its activity. 203cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRemoving; 204cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 205cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // True if the fragment is in the resumed state. 206cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mResumed; 207cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 208cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Set to true if this fragment was instantiated from a layout file. 209cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mFromLayout; 210cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 211cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Set to true when the view has actually been inflated in its layout. 212cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mInLayout; 213cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 214cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // True if this fragment has been restored from previously saved state. 215cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRestored; 216cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 217cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Number of active back stack entries this fragment is in. 218cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mBackStackNesting; 219cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 220cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The fragment manager we are associated with. Set as soon as the 221cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // fragment is used in a transaction; cleared after it has been removed 222cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // from all transactions. 223abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell FragmentManagerImpl mFragmentManager; 224cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 225cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Activity this fragment is attached to. 226cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn FragmentActivity mActivity; 227cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 228cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The optional identifier for this fragment -- either the container ID if it 229cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // was dynamically added to the view hierarchy, or the ID supplied in 230cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // layout. 231cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mFragmentId; 232cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 233cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // When a fragment is being dynamically added to the view hierarchy, this 234cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // is the identifier of the parent container it is being added to. 235cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mContainerId; 236cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 237cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The optional named tag for this fragment -- usually used to find 238cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // fragments that are not part of the layout. 239cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String mTag; 240cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 241cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Set to true when the app has requested that this fragment be hidden 242cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // from the user. 243cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mHidden; 244cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 245e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn // Set to true when the app has requested that this fragment be deactivated. 246e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn boolean mDetached; 247e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 248cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment would like its instance retained across 249cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // configuration changes. 250cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRetainInstance; 251cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 252cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment is being retained across the current config change. 253cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mRetaining; 254cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 255cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If set this fragment has menu items to contribute. 256cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mHasMenu; 2572a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 2582a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn // Set to true to allow the fragment's menu to be shown. 2592a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn boolean mMenuVisible = true; 2602a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 261cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Used to verify that subclasses call through to super class. 262cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mCalled; 263cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 264cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // If app has requested a specific animation, this is the one to use. 265cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int mNextAnim; 266cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 267cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The parent container of the fragment after dynamically added to UI. 268cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn ViewGroup mContainer; 269cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 270cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The View generated for this fragment. 271cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View mView; 272cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 273cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // The real inner view that will save/restore state. 274cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn View mInnerView; 275abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 276abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell // Whether this fragment should defer starting until after other fragments 277abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell // have been started and their loaders are finished. 278abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell boolean mDeferStart; 27979398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell 28079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell // Hint provided by the app that this fragment is currently visible to the user. 28179398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell boolean mUserVisibleHint = true; 282abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 283cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn LoaderManagerImpl mLoaderManager; 284cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mLoadersStarted; 285cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn boolean mCheckedForLoaderManager; 286cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 287cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 2885c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * State information that has been retrieved from a fragment instance 2895c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * through {@link FragmentManager#saveFragmentInstanceState(Fragment) 2905c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * FragmentManager.saveFragmentInstanceState}. 2915c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn */ 2925c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public static class SavedState implements Parcelable { 2935c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn final Bundle mState; 2945c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 2955c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn SavedState(Bundle state) { 2965c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mState = state; 2975c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 2985c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 2995c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn SavedState(Parcel in, ClassLoader loader) { 3005c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mState = in.readBundle(); 3015c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (loader != null && mState != null) { 3025c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mState.setClassLoader(loader); 3035c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3045c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3055c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3065c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn @Override 3075c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public int describeContents() { 3085c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return 0; 3095c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3105c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3115c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn @Override 3125c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public void writeToParcel(Parcel dest, int flags) { 3135c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn dest.writeBundle(mState); 3145c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3155c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3165c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public static final Parcelable.Creator<SavedState> CREATOR 3175c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn = new Parcelable.Creator<SavedState>() { 3185c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public SavedState createFromParcel(Parcel in) { 3195c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return new SavedState(in, null); 3205c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3215c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3225c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public SavedState[] newArray(int size) { 3235c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn return new SavedState[size]; 3245c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3255c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn }; 3265c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 3275c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 3285c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn /** 329cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Thrown by {@link Fragment#instantiate(Context, String, Bundle)} when 330cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * there is an instantiation failure. 331cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 332cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn static public class InstantiationException extends RuntimeException { 333cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public InstantiationException(String msg, Exception cause) { 334cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn super(msg, cause); 335cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 336cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 337cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 338cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 339cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Default constructor. <strong>Every</strong> fragment must have an 340cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * empty constructor, so it can be instantiated when restoring its 341cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * activity's state. It is strongly recommended that subclasses do not 342cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * have other constructors with parameters, since these constructors 343cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will not be called when the fragment is re-instantiated; instead, 344cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * arguments can be supplied by the caller with {@link #setArguments} 345cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * and later retrieved by the Fragment with {@link #getArguments}. 346cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 347cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Applications should generally not implement a constructor. The 348cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * first place application code an run where the fragment is ready to 349cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be used is in {@link #onAttach(Activity)}, the point where the fragment 350cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is actually associated with its activity. Some applications may also 351cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * want to implement {@link #onInflate} to retrieve attributes from a 352cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * layout resource, though should take care here because this happens for 353cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the fragment is attached to its activity. 354cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 355cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public Fragment() { 356cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 357cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 358cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 359cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Like {@link #instantiate(Context, String, Bundle)} but with a null 360cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * argument Bundle. 361cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 362cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static Fragment instantiate(Context context, String fname) { 363cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return instantiate(context, fname, null); 364cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 365cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 366cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 367cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Create a new instance of a Fragment with the given class name. This is 368cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the same as calling its empty constructor. 369cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 370cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param context The calling context being used to instantiate the fragment. 371cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is currently just used to get its ClassLoader. 372cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fname The class name of the fragment to instantiate. 373cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param args Bundle of arguments to supply to the fragment, which it 374cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can retrieve with {@link #getArguments()}. May be null. 375cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Returns a new fragment instance. 376cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @throws InstantiationException If there is a failure in instantiating 377cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the given fragment class. This is a runtime exception; it is not 378cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * normally expected to happen. 379cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 380cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static Fragment instantiate(Context context, String fname, Bundle args) { 381cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn try { 382cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Class<?> clazz = sClassMap.get(fname); 383cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (clazz == null) { 384cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // Class not found in the cache, see if it's real, and try to add it 385cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn clazz = context.getClassLoader().loadClass(fname); 386cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sClassMap.put(fname, clazz); 387cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 388cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Fragment f = (Fragment)clazz.newInstance(); 389cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (args != null) { 390cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn args.setClassLoader(f.getClass().getClassLoader()); 391cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn f.mArguments = args; 392cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 393cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return f; 394cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } catch (ClassNotFoundException e) { 395cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new InstantiationException("Unable to instantiate fragment " + fname 396cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": make sure class name exists, is public, and has an" 397cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " empty constructor that is public", e); 398cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } catch (java.lang.InstantiationException e) { 399cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new InstantiationException("Unable to instantiate fragment " + fname 400cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": make sure class name exists, is public, and has an" 401cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " empty constructor that is public", e); 402cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } catch (IllegalAccessException e) { 403cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new InstantiationException("Unable to instantiate fragment " + fname 404cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + ": make sure class name exists, is public, and has an" 405cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn + " empty constructor that is public", e); 406cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 407cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 408cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 409e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn final void restoreViewState() { 410cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedViewState != null) { 411cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mInnerView.restoreHierarchyState(mSavedViewState); 412cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mSavedViewState = null; 413cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 414cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 415cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 416e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn final void setIndex(int index) { 417cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mIndex = index; 418cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mWho = "android:fragment:" + mIndex; 419e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 420cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 421e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn final boolean isInBackStack() { 422e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn return mBackStackNesting > 0; 423e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 424e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 425cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 426cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Subclasses can not override equals(). 427cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 428cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override final public boolean equals(Object o) { 429cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return super.equals(o); 430cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 431cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 432cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 433cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Subclasses can not override hashCode(). 434cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 435cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override final public int hashCode() { 436cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return super.hashCode(); 437cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 438cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 439cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn @Override 440cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public String toString() { 441cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn StringBuilder sb = new StringBuilder(128); 442cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn DebugUtils.buildShortClassTag(this, sb); 443cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mIndex >= 0) { 444cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(" #"); 445cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(mIndex); 446cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 447cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mFragmentId != 0) { 448cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(" id=0x"); 449cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(Integer.toHexString(mFragmentId)); 450cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 451cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mTag != null) { 452cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(" "); 453cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append(mTag); 454cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 455cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn sb.append('}'); 456cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return sb.toString(); 457cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 458cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 459cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 460cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the identifier this fragment is known by. This is either 461cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the android:id value supplied in a layout or the container view ID 462cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * supplied when adding the fragment. 463cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 464cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public int getId() { 465cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mFragmentId; 466cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 467cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 468cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 469cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Get the tag name of the fragment, if specified. 470cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 471cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public String getTag() { 472cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mTag; 473cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 474cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 475cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 476cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Supply the construction arguments for this fragment. This can only 477cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be called before the fragment has been attached to its activity; that 478cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is, you should call it immediately after constructing the fragment. The 479cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * arguments supplied here will be retained across fragment destroy and 480cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * creation. 481cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 482cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setArguments(Bundle args) { 483cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mIndex >= 0) { 484cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment already active"); 485cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 486cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mArguments = args; 487cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 488cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 489cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 490cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the arguments supplied when the fragment was instantiated, 491cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * if any. 492cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 493cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public Bundle getArguments() { 494cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mArguments; 495cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 496cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 497cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 4985c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * Set the initial saved state that this Fragment should restore itself 4995c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * from when first being constructed, as returned by 5005c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * {@link FragmentManager#saveFragmentInstanceState(Fragment) 5015c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * FragmentManager.saveFragmentInstanceState}. 5025c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * 5035c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn * @param state The state the fragment should be restored from. 5045c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn */ 5055c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn public void setInitialSavedState(SavedState state) { 5065c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn if (mIndex >= 0) { 5075c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn throw new IllegalStateException("Fragment already active"); 5085c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 5095c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn mSavedFragmentState = state != null && state.mState != null 5105c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn ? state.mState : null; 5115c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn } 5125c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn 5135c1637087453de15e31861f073eae5133c4e9f7bDianne Hackborn /** 514cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Optional target for this fragment. This may be used, for example, 515cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * if this fragment is being started by another, and when done wants to 516cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * give a result back to the first. The target set here is retained 517cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * across instances via {@link FragmentManager#putFragment 518cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * FragmentManager.putFragment()}. 519cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 520cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fragment The fragment that is the target of this one. 521cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param requestCode Optional request code, for convenience if you 522cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * are going to call back with {@link #onActivityResult(int, int, Intent)}. 523cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 524cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setTargetFragment(Fragment fragment, int requestCode) { 525cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTarget = fragment; 526cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mTargetRequestCode = requestCode; 527cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 528cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 529cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 530cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the target fragment set by {@link #setTargetFragment}. 531cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 532cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public Fragment getTargetFragment() { 533cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mTarget; 534cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 535cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 536cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 537cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the target request code set by {@link #setTargetFragment}. 538cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 539cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public int getTargetRequestCode() { 540cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mTargetRequestCode; 541cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 542cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 543cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 544cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the Activity this fragment is currently associated with. 545cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 546cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public FragmentActivity getActivity() { 547cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mActivity; 548cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 549cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 550cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 551cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return <code>getActivity().getResources()</code>. 552cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 553cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public Resources getResources() { 554cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null) { 555cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 556cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 557cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mActivity.getResources(); 558cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 559cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 560cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 561cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return a localized, styled CharSequence from the application's package's 562cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default string table. 563cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 564cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resId Resource id for the CharSequence text 565cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 566cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public final CharSequence getText(int resId) { 567cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return getResources().getText(resId); 568cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 569cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 570cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 571cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return a localized string from the application's package's 572cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default string table. 573cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 574cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resId Resource id for the string 575cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 576cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public final String getString(int resId) { 577cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return getResources().getString(resId); 578cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 579cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 580cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 581cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return a localized formatted string from the application's package's 582cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default string table, substituting the format arguments as defined in 583cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link java.util.Formatter} and {@link java.lang.String#format}. 584cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 585cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resId Resource id for the format string 586cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param formatArgs The format arguments that will be used for substitution. 587cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 588cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 589cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public final String getString(int resId, Object... formatArgs) { 590cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return getResources().getString(resId, formatArgs); 591cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 592cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 593cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 594cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the FragmentManager for interacting with fragments associated 595cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * with this fragment's activity. Note that this will be non-null slightly 596cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * before {@link #getActivity()}, during the time from when the fragment is 597cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * placed in a {@link FragmentTransaction} until it is committed and 598cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * attached to its activity. 599cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 600cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public FragmentManager getFragmentManager() { 601cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mFragmentManager; 602cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 603cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 604cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 605cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment is currently added to its activity. 606cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 607cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isAdded() { 608cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mActivity != null && mAdded; 609cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 610cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 611cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 6129c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * Return true if the fragment has been explicitly detached from the UI. 6139c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * That is, {@link FragmentTransaction#detach(Fragment) 6149c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * FragmentTransaction.detach(Fragment)} has been used on it. 6159c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn */ 6169c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn final public boolean isDetached() { 6179c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn return mDetached; 6189c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 6199c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 6209c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn /** 621cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if this fragment is currently being removed from its 622cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * activity. This is <em>not</em> whether its activity is finishing, but 623cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * rather whether it is in the process of being removed from its activity. 624cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 625cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isRemoving() { 626cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mRemoving; 627cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 628cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 629cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 630cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the layout is included as part of an activity view 631cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * hierarchy via the <fragment> tag. This will always be true when 632cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * fragments are created through the <fragment> tag, <em>except</em> 633cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * in the case where an old fragment is restored from a previous state and 634cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * it does not appear in the layout of the current state. 635cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 636cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isInLayout() { 637cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mInLayout; 638cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 639cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 640cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 641cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment is in the resumed state. This is true 642cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for the duration of {@link #onResume()} and {@link #onPause()} as well. 643cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 644cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isResumed() { 645cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mResumed; 646cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 647cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 648cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 649cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment is currently visible to the user. This means 650cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * it: (1) has been added, (2) has its view attached to the window, and 651cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * (3) is not hidden. 652cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 653cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isVisible() { 654cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return isAdded() && !isHidden() && mView != null 655cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn && mView.getWindowToken() != null && mView.getVisibility() == View.VISIBLE; 656cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 657cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 658cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 659cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return true if the fragment has been hidden. By default fragments 660cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * are shown. You can find out about changes to this state with 661cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onHiddenChanged}. Note that the hidden state is orthogonal 662cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to other states -- that is, to be visible to the user, a fragment 663cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * must be both started and not hidden. 664cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 665cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean isHidden() { 666cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mHidden; 667cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 668cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 669cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 670cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the hidden state (as returned by {@link #isHidden()} of 671cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the fragment has changed. Fragments start out not hidden; this will 672cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be called whenever the fragment changes state from that. 673cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param hidden True if the fragment is now hidden, false if it is not 674cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * visible. 675cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 676cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onHiddenChanged(boolean hidden) { 677cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 678cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 679cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 680cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Control whether a fragment instance is retained across Activity 681cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * re-creation (such as from a configuration change). This can only 682cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * be used with fragments not in the back stack. If set, the fragment 683cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * lifecycle will be slightly different when an activity is recreated: 684cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <ul> 685cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <li> {@link #onDestroy()} will not be called (but {@link #onDetach()} still 686cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * will be, because the fragment is being detached from its current activity). 687cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <li> {@link #onCreate(Bundle)} will not be called since the fragment 688cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is not being re-created. 689cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <li> {@link #onAttach(Activity)} and {@link #onActivityCreated(Bundle)} <b>will</b> 690cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * still be called. 691cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * </ul> 692cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 693cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setRetainInstance(boolean retain) { 694cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mRetainInstance = retain; 695cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 696cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 697cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn final public boolean getRetainInstance() { 698cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mRetainInstance; 699cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 700cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 701cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 702cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Report that this fragment would like to participate in populating 703cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the options menu by receiving a call to {@link #onCreateOptionsMenu} 704cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * and related methods. 705cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 706cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param hasMenu If true, the fragment has menu items to contribute. 707cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 708cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void setHasOptionsMenu(boolean hasMenu) { 709cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mHasMenu != hasMenu) { 710cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mHasMenu = hasMenu; 711cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (isAdded() && !isHidden()) { 712681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn mActivity.supportInvalidateOptionsMenu(); 713cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 714cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 715cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 7162a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 7172a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn /** 7182a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * Set a hint for whether this fragment's menu should be visible. This 7192a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * is useful if you know that a fragment has been placed in your view 7202a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * hierarchy so that the user can not currently seen it, so any menu items 7212a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * it has should also not be shown. 7222a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * 7232a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * @param menuVisible The default is true, meaning the fragment's menu will 7242a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn * be shown as usual. If false, the user will not see the menu. 7252a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn */ 7262a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn public void setMenuVisibility(boolean menuVisible) { 7272a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (mMenuVisible != menuVisible) { 7282a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn mMenuVisible = menuVisible; 7292a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn if (mHasMenu && isAdded() && !isHidden()) { 7302a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn mActivity.supportInvalidateOptionsMenu(); 7312a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn } 7322a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn } 7332a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn } 7342a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn 735cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 73679398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * Set a hint to the system about whether this fragment's UI is currently visible 73779398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * to the user. This hint defaults to true and is persistent across fragment instance 73879398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * state save and restore. 739abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell * 74079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * <p>An app may set this to false to indicate that the fragment's UI is 74179398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * scrolled out of visibility or is otherwise not directly visible to the user. 74279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * This may be used by the system to prioritize operations such as fragment lifecycle updates 74379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * or loader ordering behavior.</p> 744abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell * 74579398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * @param isVisibleToUser true if this fragment's UI is currently visible to the user (default), 74679398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * false if it is not. 747abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell */ 74879398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell public void setUserVisibleHint(boolean isVisibleToUser) { 74979398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell if (!mUserVisibleHint && isVisibleToUser && mState < STARTED) { 750abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell mFragmentManager.performPendingDeferredStart(this); 751abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 75279398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell mUserVisibleHint = isVisibleToUser; 75379398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell mDeferStart = !isVisibleToUser; 754abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 755abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 756abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell /** 75779398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * @return The current value of the user-visible hint on this fragment. 75879398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell * @see #setUserVisibleHint(boolean) 759abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell */ 76079398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell public boolean getUserVisibleHint() { 76179398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell return mUserVisibleHint; 762abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell } 763abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell 764abc968f1eba800c34a4008deb43b015da5d23a5fAdam Powell /** 765cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Return the LoaderManager for this fragment, creating it if needed. 766cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 767cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public LoaderManager getLoaderManager() { 768cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 769cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mLoaderManager; 770cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 771cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null) { 772cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 773cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 774cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 775cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager = mActivity.getLoaderManager(mIndex, mLoadersStarted, true); 776cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mLoaderManager; 777cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 778cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 779cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 780cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Call {@link Activity#startActivity(Intent)} on the fragment's 781cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * containing Activity. 782cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 783cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void startActivity(Intent intent) { 784cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null) { 785cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 786cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 787cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.startActivityFromFragment(this, intent, -1); 788cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 789cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 790cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 791cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Call {@link Activity#startActivityForResult(Intent, int)} on the fragment's 792cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * containing Activity. 793cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 794cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void startActivityForResult(Intent intent, int requestCode) { 795cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity == null) { 796cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn throw new IllegalStateException("Fragment " + this + " not attached to Activity"); 797cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 798cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mActivity.startActivityFromFragment(this, intent, requestCode); 799cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 800cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 801cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 802cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Receive the result from a previous call to 803cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #startActivityForResult(Intent, int)}. This follows the 804cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * related Activity API as described there in 805cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onActivityResult(int, int, Intent)}. 806cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 807cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param requestCode The integer request code originally supplied to 808cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * startActivityForResult(), allowing you to identify who this 809cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * result came from. 810cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param resultCode The integer result code returned by the child activity 811cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * through its setResult(). 812cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param data An Intent, which can return result data to the caller 813cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * (various data can be attached to Intent "extras"). 814cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 815cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onActivityResult(int requestCode, int resultCode, Intent data) { 816cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 817cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 818cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 819cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @hide Hack so that DialogFragment can make its Dialog before creating 820cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * its views, and the view construction can use the dialog's context for 821cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inflation. Maybe this should become a public API. Note sure. 822cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 823cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public LayoutInflater getLayoutInflater(Bundle savedInstanceState) { 824cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mActivity.getLayoutInflater(); 825cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 826cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 827cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 828cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a fragment is being created as part of a view layout 829cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * inflation, typically from setting the content view of an activity. This 8309277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * may be called immediately after the fragment is created from a <fragment> 831cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tag in a layout file. Note this is <em>before</em> the fragment's 832cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onAttach(Activity)} has been called; all you should do here is 8339277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * parse the attributes and save them away. 834cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 835cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>This is called every time the fragment is inflated, even if it is 8369277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * being inflated into a new instance with saved state. It typically makes 8379277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * sense to re-parse the parameters each time, to allow them to change with 8389277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * different configurations.</p> 8399277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 8409277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>Here is a typical implementation of a fragment that can take parameters 8419277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * both through attributes supplied here as well from {@link #getArguments()}:</p> 8429277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 8439277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * {@sample development/samples/ApiDemos/src/com/example/android/apis/app/FragmentArguments.java 8449277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * fragment} 8459277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 8469277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>Note that parsing the XML attributes uses a "styleable" resource. The 8479277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * declaration for the styleable used here is:</p> 8489277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 8499277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * {@sample development/samples/ApiDemos/res/values/attrs.xml fragment_arguments} 850cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 8519277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>The fragment can then be declared within its activity's content layout 8529277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * through a tag like this:</p> 8539277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 8549277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * {@sample development/samples/ApiDemos/res/layout/fragment_arguments.xml from_attributes} 8559277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 8569277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * <p>This fragment can also be created dynamically from arguments given 8579277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * at runtime in the arguments Bundle; here is an example of doing so at 8589277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * creation of the containing activity:</p> 8599277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 8609277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * {@sample development/samples/ApiDemos/src/com/example/android/apis/app/FragmentArguments.java 8619277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * create} 8629277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * 8639277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn * @param activity The Activity that is inflating this fragment. 864cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param attrs The attributes at the tag where the fragment is 865cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * being created. 866cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 867cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a previous saved state, this is the state. 868cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 8699277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public void onInflate(Activity activity, AttributeSet attrs, Bundle savedInstanceState) { 870cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 871cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 872cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 873cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 874cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a fragment is first attached to its activity. 875cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreate(Bundle)} will be called after this. 876cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 877cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onAttach(Activity activity) { 878cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 879cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 880cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 881cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 882cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a fragment loads an animation. 883cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 8849277b9e4419c1f0b5236d9b573a7cc0b23d56402Dianne Hackborn public Animation onCreateAnimation(int transit, boolean enter, int nextAnim) { 885cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 886cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 887cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 888cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 889cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called to do initial creation of a fragment. This is called after 890cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onAttach(Activity)} and before 891cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}. 892cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 893cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Note that this can be called while the fragment's activity is 894cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * still in the process of being created. As such, you can not rely 895cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * on things like the activity's content view hierarchy being initialized 896cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * at this point. If you want to do work once the activity itself is 897cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * created, see {@link #onActivityCreated(Bundle)}. 898cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 899cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 900cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a previous saved state, this is the state. 901cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 902cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onCreate(Bundle savedInstanceState) { 903cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 904cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 905cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 906cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 907cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called to have the fragment instantiate its user interface view. 908cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is optional, and non-graphical fragments can return null (which 909cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is the default implementation). This will be called between 910cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreate(Bundle)} and {@link #onActivityCreated(Bundle)}. 911cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 912cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>If you return a View from here, you will later be called in 913cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onDestroyView} when the view is being released. 914cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 915cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param inflater The LayoutInflater object that can be used to inflate 916cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * any views in the fragment, 917cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param container If non-null, this is the parent view that the fragment's 918cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * UI should be attached to. The fragment should not add the view itself, 919cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * but this can be used to generate the LayoutParams of the view. 920cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If non-null, this fragment is being re-constructed 921cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * from a previous saved state as given here. 922cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 923cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return Return the View for the fragment's UI, or null. 924cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 925cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public View onCreateView(LayoutInflater inflater, ViewGroup container, 926cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn Bundle savedInstanceState) { 927cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return null; 928cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 929cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 930cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 931e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * Called immediately after {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)} 932e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * has returned, but before any saved state has been restored in to the view. 933e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * This gives subclasses a chance to initialize themselves once 934e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * they know their view hierarchy has been completely created. The fragment's 935e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * view hierarchy is not however attached to its parent at this point. 936e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * @param view The View returned by {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}. 937e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * @param savedInstanceState If non-null, this fragment is being re-constructed 938e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn * from a previous saved state as given here. 939e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn */ 940e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn public void onViewCreated(View view, Bundle savedInstanceState) { 941e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn } 942e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn 943e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn /** 944cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Get the root view for the fragment's layout (the one returned by {@link #onCreateView}), 945cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * if provided. 946cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 947cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return The fragment's root view, or null if it has no layout. 948cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 949cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public View getView() { 950cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return mView; 951cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 952cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 953cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 954cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment's activity has been created and this 955cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * fragment's view hierarchy instantiated. It can be used to do final 956cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * initialization once these pieces are in place, such as retrieving 957cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * views or restoring state. It is also useful for fragments that use 958cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #setRetainInstance(boolean)} to retain their instance, 959cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * as this callback tells the fragment when it is fully associated with 960cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the new activity instance. This is called after {@link #onCreateView} 961cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * and before {@link #onStart()}. 962cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 963cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param savedInstanceState If the fragment is being re-created from 964cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * a previous saved state, this is the state. 965cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 966cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onActivityCreated(Bundle savedInstanceState) { 967cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 968cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 969cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 970cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 971cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the Fragment is visible to the user. This is generally 972cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onStart() Activity.onStart} of the containing 973cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 974cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 975cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onStart() { 976cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 977cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 978cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mLoadersStarted) { 979cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoadersStarted = true; 980cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mCheckedForLoaderManager) { 981cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 982cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager = mActivity.getLoaderManager(mIndex, mLoadersStarted, false); 983cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 984cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 985cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doStart(); 986cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 987cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 988cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 989cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 990cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 991cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment is visible to the user and actively running. 992cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This is generally 993cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onResume() Activity.onResume} of the containing 994cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 995cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 996cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onResume() { 997cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 998cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 999cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1000cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1001cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called to ask the fragment to save its current dynamic state, so it 1002cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can later be reconstructed in a new instance of its process is 1003cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * restarted. If a new instance of the fragment later needs to be 1004cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * created, the data you place in the Bundle here will be available 1005cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * in the Bundle given to {@link #onCreate(Bundle)}, 1006cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}, and 1007cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onActivityCreated(Bundle)}. 1008cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1009cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>This corresponds to {@link Activity#onSaveInstanceState(Bundle) 1010cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity.onSaveInstanceState(Bundle)} and most of the discussion there 1011cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * applies here as well. Note however: <em>this method may be called 1012cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * at any time before {@link #onDestroy()}</em>. There are many situations 1013cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * where a fragment may be mostly torn down (such as when placed on the 1014cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * back stack with no UI showing), but its state will not be saved until 1015cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * its owning activity actually needs to save its state. 1016cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1017cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param outState Bundle in which to place your saved state. 1018cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1019cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onSaveInstanceState(Bundle outState) { 1020cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1021cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1022cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onConfigurationChanged(Configuration newConfig) { 1023cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1024cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1025cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1026cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1027cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the Fragment is no longer resumed. This is generally 1028cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onPause() Activity.onPause} of the containing 1029cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1030cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1031cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onPause() { 1032cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1033cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1034cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1035cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1036cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the Fragment is no longer started. This is generally 1037cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * tied to {@link Activity#onStop() Activity.onStop} of the containing 1038cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Activity's lifecycle. 1039cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1040cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onStop() { 1041cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1042cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1043cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1044cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onLowMemory() { 1045cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1046cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1047cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1048cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1049cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the view previously created by {@link #onCreateView} has 1050cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * been detached from the fragment. The next time the fragment needs 1051cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to be displayed, a new view will be created. This is called 1052cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * after {@link #onStop()} and before {@link #onDestroy()}. It is called 1053cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <em>regardless</em> of whether {@link #onCreateView} returned a 1054cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * non-null view. Internally it is called after the view's state has 1055cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * been saved but before it has been removed from its parent. 1056cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1057cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDestroyView() { 1058cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1059cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1060cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1061cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1062cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment is no longer in use. This is called 1063cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * after {@link #onStop()} and before {@link #onDetach()}. 1064cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1065cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDestroy() { 1066cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1067cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn //Log.v("foo", "onDestroy: mCheckedForLoaderManager=" + mCheckedForLoaderManager 1068cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn // + " mLoaderManager=" + mLoaderManager); 1069cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mCheckedForLoaderManager) { 1070cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 1071cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager = mActivity.getLoaderManager(mIndex, mLoadersStarted, false); 1072cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1073cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 1074cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doDestroy(); 1075cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1076cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1077cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1078cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 10799c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * Called by the fragment manager once this fragment has been removed, 10809c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * so that we don't have any left-over state if the application decides 10819c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * to re-use the instance. This only clears state that the framework 10829c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn * internally manages, not things the application sets. 10839c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn */ 10849c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn void initState() { 10859c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mIndex = -1; 10869c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mWho = null; 10879c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mAdded = false; 10889c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mRemoving = false; 10899c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mResumed = false; 10909c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mFromLayout = false; 10919c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mInLayout = false; 10929c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mRestored = false; 10939c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mBackStackNesting = 0; 10949c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mFragmentManager = null; 10952a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn mActivity = null; 10969c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mFragmentId = 0; 10979c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mContainerId = 0; 10989c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mTag = null; 10999c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mHidden = false; 11009c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mDetached = false; 11019c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mRetaining = false; 11029c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoaderManager = null; 11039c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoadersStarted = false; 11049c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mCheckedForLoaderManager = false; 11059c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 11069c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 11079c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn /** 1108cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when the fragment is no longer attached to its activity. This 1109cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * is called after {@link #onDestroy()}. 1110cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1111cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDetach() { 1112cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCalled = true; 1113cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1114cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1115cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1116cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Initialize the contents of the Activity's standard options menu. You 1117cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * should place your menu items in to <var>menu</var>. For this method 1118cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * to be called, you must have first called {@link #setHasOptionsMenu}. See 1119cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onCreateOptionsMenu(Menu) Activity.onCreateOptionsMenu} 1120cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for more information. 1121cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1122cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param menu The options menu in which you place your items. 1123cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1124cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #setHasOptionsMenu 1125cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onPrepareOptionsMenu 1126cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onOptionsItemSelected 1127cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1128cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { 1129cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1130cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1131cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1132cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Prepare the Screen's standard options menu to be displayed. This is 1133cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * called right before the menu is shown, every time it is shown. You can 1134cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * use this method to efficiently enable/disable items or otherwise 1135cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * dynamically modify the contents. See 1136cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onPrepareOptionsMenu(Menu) Activity.onPrepareOptionsMenu} 1137cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for more information. 1138cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1139cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param menu The options menu as last shown or first initialized by 1140cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * onCreateOptionsMenu(). 1141cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1142cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #setHasOptionsMenu 1143cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onCreateOptionsMenu 1144cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1145cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onPrepareOptionsMenu(Menu menu) { 1146cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1147cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1148cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1149cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when this fragment's option menu items are no longer being 1150cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * included in the overall options menu. Receiving this call means that 1151cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the menu needed to be rebuilt, but this fragment's items were not 1152cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * included in the newly built menu (its {@link #onCreateOptionsMenu(Menu, MenuInflater)} 1153cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * was not called). 1154cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1155cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onDestroyOptionsMenu() { 1156cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1157cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1158cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1159cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This hook is called whenever an item in your options menu is selected. 1160cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * The default implementation simply returns false to have the normal 1161cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * processing happen (calling the item's Runnable or sending a message to 1162cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * its Handler as appropriate). You can use this method for any items 1163cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * for which you would like to do processing without those other 1164cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * facilities. 1165cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1166cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p>Derived classes should call through to the base class for it to 1167cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * perform the default menu handling. 1168cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1169cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param item The menu item that was selected. 1170cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1171cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return boolean Return false to allow normal menu processing to 1172cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * proceed, true to consume it here. 1173cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1174cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #onCreateOptionsMenu 1175cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1176cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean onOptionsItemSelected(MenuItem item) { 1177cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1178cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1179cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1180cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1181cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This hook is called whenever the options menu is being closed (either by the user canceling 1182cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the menu with the back/menu button, or when an item is selected). 1183cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1184cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param menu The options menu as last shown or first initialized by 1185cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * onCreateOptionsMenu(). 1186cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1187cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onOptionsMenuClosed(Menu menu) { 1188cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1189cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1190cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1191cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Called when a context menu for the {@code view} is about to be shown. 1192cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Unlike {@link #onCreateOptionsMenu}, this will be called every 1193cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * time the context menu is about to be shown and should be populated for 1194cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the view (or item inside the view for {@link AdapterView} subclasses, 1195cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * this can be found in the {@code menuInfo})). 1196cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1197cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Use {@link #onContextItemSelected(android.view.MenuItem)} to know when an 1198cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * item has been selected. 1199cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1200cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * The default implementation calls up to 1201cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link Activity#onCreateContextMenu Activity.onCreateContextMenu}, though 1202cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * you can not call this implementation if you don't want that behavior. 1203cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1204cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * It is not safe to hold onto the context menu after this method returns. 1205cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@inheritDoc} 1206cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1207cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { 1208cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn getActivity().onCreateContextMenu(menu, v, menuInfo); 1209cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1210cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1211cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1212cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Registers a context menu to be shown for the given view (multiple views 1213cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * can show the context menu). This method will set the 1214cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link OnCreateContextMenuListener} on the view to this fragment, so 1215cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * {@link #onCreateContextMenu(ContextMenu, View, ContextMenuInfo)} will be 1216cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * called when it is time to show the context menu. 1217cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1218cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #unregisterForContextMenu(View) 1219cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param view The view that should show a context menu. 1220cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1221cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void registerForContextMenu(View view) { 1222cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn view.setOnCreateContextMenuListener(this); 1223cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1224cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1225cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1226cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Prevents a context menu to be shown for the given view. This method will 1227cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * remove the {@link OnCreateContextMenuListener} on the view. 1228cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1229cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @see #registerForContextMenu(View) 1230cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param view The view that should stop showing a context menu. 1231cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1232cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void unregisterForContextMenu(View view) { 1233cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn view.setOnCreateContextMenuListener(null); 1234cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1235cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1236cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1237cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * This hook is called whenever an item in a context menu is selected. The 1238cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * default implementation simply returns false to have the normal processing 1239cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * happen (calling the item's Runnable or sending a message to its Handler 1240cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * as appropriate). You can use this method for any items for which you 1241cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * would like to do processing without those other facilities. 1242cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1243cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Use {@link MenuItem#getMenuInfo()} to get extra information set by the 1244cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * View that added this menu item. 1245cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * <p> 1246cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Derived classes should call through to the base class for it to perform 1247cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * the default menu handling. 1248cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1249cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param item The context menu item that was selected. 1250cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @return boolean Return false to allow normal context menu processing to 1251cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * proceed, true to consume it here. 1252cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1253cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public boolean onContextItemSelected(MenuItem item) { 1254cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn return false; 1255cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1256cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 1257cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn /** 1258cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Print the Fragments's state into the given stream. 1259cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 1260cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param prefix Text to print at the front of each line. 1261cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param fd The raw file descriptor that the dump is being sent to. 1262cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param writer The PrintWriter to which you should dump your state. This will be 1263cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * closed for you after you return. 1264cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * @param args additional arguments to the dump request. 1265cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 1266cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 1267cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mFragmentId=#"); 1268cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(Integer.toHexString(mFragmentId)); 12695506618c80a292ac275d8b0c1046b446c7f58836Dianne Hackborn writer.print(" mContainerId=#"); 1270cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(Integer.toHexString(mContainerId)); 1271cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mTag="); writer.println(mTag); 1272cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mState="); writer.print(mState); 1273cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mIndex="); writer.print(mIndex); 1274cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mWho="); writer.print(mWho); 1275cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mBackStackNesting="); writer.println(mBackStackNesting); 1276cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mAdded="); writer.print(mAdded); 1277cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mRemoving="); writer.print(mRemoving); 1278cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mResumed="); writer.print(mResumed); 1279cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mFromLayout="); writer.print(mFromLayout); 1280cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mInLayout="); writer.println(mInLayout); 1281cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mHidden="); writer.print(mHidden); 1282e4417c91a0bb2fba42a0aaa99edcca1b238af21aDianne Hackborn writer.print(" mDetached="); writer.print(mDetached); 12832a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn writer.print(" mMenuVisible="); writer.print(mMenuVisible); 1284cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mHasMenu="); writer.println(mHasMenu); 12852a4d8518f36346ea25a22a736453ff28f2954165Dianne Hackborn writer.print(prefix); writer.print("mRetainInstance="); writer.print(mRetainInstance); 128679398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell writer.print(" mRetaining="); writer.print(mRetaining); 128779398eaefea45e61d839cf4e0534f0eafee70a09Adam Powell writer.print(" mUserVisibleHint="); writer.println(mUserVisibleHint); 1288cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mFragmentManager != null) { 1289cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mFragmentManager="); 1290cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mFragmentManager); 1291cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1292cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mActivity != null) { 1293cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mActivity="); 1294cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mActivity); 1295cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1296cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mArguments != null) { 1297cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mArguments="); writer.println(mArguments); 1298cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1299cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedFragmentState != null) { 1300cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mSavedFragmentState="); 1301cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mSavedFragmentState); 1302cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1303cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mSavedViewState != null) { 1304cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mSavedViewState="); 1305cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mSavedViewState); 1306cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1307cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mTarget != null) { 1308cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mTarget="); writer.print(mTarget); 1309cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(" mTargetRequestCode="); 1310cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mTargetRequestCode); 1311cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1312cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mNextAnim != 0) { 1313cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mNextAnim="); writer.println(mNextAnim); 1314cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1315cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mContainer != null) { 1316cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mContainer="); writer.println(mContainer); 1317cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1318cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mView != null) { 1319cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mView="); writer.println(mView); 1320cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1321cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mInnerView != null) { 1322cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mInnerView="); writer.println(mView); 1323cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1324cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mAnimatingAway != null) { 1325cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mAnimatingAway="); writer.println(mAnimatingAway); 1326cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.print("mStateAfterAnimating="); 1327cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.println(mStateAfterAnimating); 1328cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1329cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 1330cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn writer.print(prefix); writer.println("Loader Manager:"); 1331cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.dump(prefix + " ", fd, writer, args); 1332cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1333cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1334cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 13359c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn void performStart() { 13369c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn onStart(); 13379c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn if (mLoaderManager != null) { 13389c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoaderManager.doReportStart(); 13399c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 13409c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 13419c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 1342cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn void performStop() { 1343cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn onStop(); 1344681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn } 1345681a6fb06bdedb8661a68a1b9e34727b6059aa39Dianne Hackborn 1346218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn void performReallyStop() { 1347cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoadersStarted) { 1348cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoadersStarted = false; 1349cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (!mCheckedForLoaderManager) { 1350cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mCheckedForLoaderManager = true; 1351cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager = mActivity.getLoaderManager(mIndex, mLoadersStarted, false); 1352cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1353cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (mLoaderManager != null) { 1354218c1e661578e2a17928f7dbb590b43d1c79aeb7Dianne Hackborn if (!mActivity.mRetaining) { 1355cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doStop(); 1356cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 1357cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn mLoaderManager.doRetain(); 1358cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1359cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1360cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 1361cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 13629c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn 13639c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn void performDestroyView() { 13649c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn onDestroyView(); 13659c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn if (mLoaderManager != null) { 13669c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn mLoaderManager.doReportNextStart(); 13679c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 13689c53b844bd525e6a04e17291efc38713893074cdDianne Hackborn } 1369cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 1370