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/*
* Copyright (C) 2024 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.annotation.Nullable;
import android.app.Activity;
import android.app.ActivityThread;
import android.graphics.Rect;
import android.os.Parcel;
import android.os.Parcelable;
/**
* Stores the window information about a particular Activity.
* It contains the info that is not part of {@link android.content.res.Configuration}.
* @hide
*/
public final class ActivityWindowInfo implements Parcelable {
private boolean mIsEmbedded;
@NonNull
private final Rect mTaskBounds = new Rect();
@NonNull
private final Rect mTaskFragmentBounds = new Rect();
public ActivityWindowInfo() {}
public ActivityWindowInfo(@NonNull ActivityWindowInfo info) {
set(info);
}
/** Copies fields from {@code info}. */
public void set(@NonNull ActivityWindowInfo info) {
set(info.mIsEmbedded, info.mTaskBounds, info.mTaskFragmentBounds);
}
/** Sets to the given values. */
public void set(boolean isEmbedded, @NonNull Rect taskBounds,
@NonNull Rect taskFragmentBounds) {
mIsEmbedded = isEmbedded;
mTaskBounds.set(taskBounds);
mTaskFragmentBounds.set(taskFragmentBounds);
}
/**
* Whether this activity is embedded, which means it is a TaskFragment that doesn't fill the
* leaf Task.
*/
public boolean isEmbedded() {
return mIsEmbedded;
}
/**
* The bounds of the leaf Task window in display space.
*/
@NonNull
public Rect getTaskBounds() {
return mTaskBounds;
}
/**
* The bounds of the leaf TaskFragment window in display space.
* This can be referring to the bounds of the same window as {@link #getTaskBounds()} when
* the activity is not embedded.
*/
@NonNull
public Rect getTaskFragmentBounds() {
return mTaskFragmentBounds;
}
private ActivityWindowInfo(@NonNull Parcel in) {
mIsEmbedded = in.readBoolean();
mTaskBounds.readFromParcel(in);
mTaskFragmentBounds.readFromParcel(in);
}
@Override
public void writeToParcel(@NonNull Parcel dest, int flags) {
dest.writeBoolean(mIsEmbedded);
mTaskBounds.writeToParcel(dest, flags);
mTaskFragmentBounds.writeToParcel(dest, flags);
}
@NonNull
public static final Creator<ActivityWindowInfo> CREATOR =
new Creator<>() {
@Override
public ActivityWindowInfo createFromParcel(@NonNull Parcel in) {
return new ActivityWindowInfo(in);
}
@Override
public ActivityWindowInfo[] newArray(int size) {
return new ActivityWindowInfo[size];
}
};
@Override
public int describeContents() {
return 0;
}
@Override
public boolean equals(@Nullable Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
final ActivityWindowInfo other = (ActivityWindowInfo) o;
return mIsEmbedded == other.mIsEmbedded
&& mTaskBounds.equals(other.mTaskBounds)
&& mTaskFragmentBounds.equals(other.mTaskFragmentBounds);
}
@Override
public int hashCode() {
int result = 17;
result = 31 * result + (mIsEmbedded ? 1 : 0);
result = 31 * result + mTaskBounds.hashCode();
result = 31 * result + mTaskFragmentBounds.hashCode();
return result;
}
@Override
public String toString() {
return "ActivityWindowInfo{isEmbedded=" + mIsEmbedded
+ ", taskBounds=" + mTaskBounds
+ ", taskFragmentBounds=" + mTaskFragmentBounds
+ "}";
}
/** Gets the {@link ActivityWindowInfo} of the given activity. */
@Nullable
public static ActivityWindowInfo getActivityWindowInfo(@NonNull Activity activity) {
if (activity.isFinishing()) {
return null;
}
final ActivityThread.ActivityClientRecord record = ActivityThread.currentActivityThread()
.getActivityClient(activity.getActivityToken());
return record != null ? record.getActivityWindowInfo() : null;
}
}
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