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/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.window;
import android.annotation.NonNull;
import android.content.ComponentName;
import android.content.res.Configuration;
import android.os.IBinder;
import android.os.Parcel;
import android.os.Parcelable;
/**
* Stores information about a particular TaskFragment.
* @hide
*/
public final class TaskFragmentInfo implements Parcelable {
/**
* Client assigned unique token in {@link TaskFragmentCreationParams#fragmentToken} to create
* this TaskFragment with.
*/
@NonNull
private final IBinder mFragmentToken;
/**
* The component name of the initial root activity of this TaskFragment, which will be used
* to configure the relationships for TaskFragments.
*/
@NonNull
private final ComponentName mInitialComponentName;
@NonNull
private final WindowContainerToken mToken;
@NonNull
private final Configuration mConfiguration = new Configuration();
/** Whether the TaskFragment contains any child Activity. */
private final boolean mIsEmpty;
/** Whether this TaskFragment is visible on the window hierarchy. */
private final boolean mIsVisible;
public TaskFragmentInfo(
@NonNull IBinder fragmentToken, @NonNull ComponentName initialComponentName,
@NonNull WindowContainerToken token, @NonNull Configuration configuration,
boolean isEmpty, boolean isVisible) {
if (fragmentToken == null || initialComponentName == null) {
throw new IllegalArgumentException("Invalid TaskFragmentInfo.");
}
mFragmentToken = fragmentToken;
mInitialComponentName = initialComponentName;
mToken = token;
mConfiguration.setTo(configuration);
mIsEmpty = isEmpty;
mIsVisible = isVisible;
}
public IBinder getFragmentToken() {
return mFragmentToken;
}
public ComponentName getInitialComponentName() {
return mInitialComponentName;
}
public WindowContainerToken getToken() {
return mToken;
}
public Configuration getConfiguration() {
return mConfiguration;
}
public boolean isEmpty() {
return mIsEmpty;
}
public boolean isVisible() {
return mIsVisible;
}
private TaskFragmentInfo(Parcel in) {
mFragmentToken = in.readStrongBinder();
mInitialComponentName = in.readTypedObject(ComponentName.CREATOR);
mToken = in.readTypedObject(WindowContainerToken.CREATOR);
mConfiguration.readFromParcel(in);
mIsEmpty = in.readBoolean();
mIsVisible = in.readBoolean();
}
@Override
public void writeToParcel(@NonNull Parcel dest, int flags) {
dest.writeStrongBinder(mFragmentToken);
dest.writeTypedObject(mInitialComponentName, flags);
dest.writeTypedObject(mToken, flags);
mConfiguration.writeToParcel(dest, flags);
dest.writeBoolean(mIsEmpty);
dest.writeBoolean(mIsVisible);
}
@NonNull
public static final Creator<TaskFragmentInfo> CREATOR =
new Creator<TaskFragmentInfo>() {
@Override
public TaskFragmentInfo createFromParcel(Parcel in) {
return new TaskFragmentInfo(in);
}
@Override
public TaskFragmentInfo[] newArray(int size) {
return new TaskFragmentInfo[size];
}
};
@Override
public String toString() {
return "TaskFragmentInfo{"
+ " fragmentToken=" + mFragmentToken
+ " initialComponentName=" + mInitialComponentName
+ " token=" + mToken
+ " isEmpty=" + mIsEmpty
+ " isVisible=" + mIsVisible
+ "}";
}
@Override
public int describeContents() {
return 0;
}
}
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