Merge "Introduce ActivityWindowInfo" into main

3 files changed, 178 insertions, 0 deletions

diff --git a/core/java/android/window/ActivityWindowInfo.aidl b/core/java/android/window/ActivityWindowInfo.aidl
new file mode 100644
index 000000000000..d0526bc68fd4
--- /dev/null
+++ b/core/java/android/window/ActivityWindowInfo.aidl
@@ -0,0 +1,23 @@
+/*
+ * 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;
+
+/**
+ * Stores information about a particular Activity Window.
+ * @hide
+ */
+parcelable ActivityWindowInfo;
diff --git a/core/java/android/window/ActivityWindowInfo.java b/core/java/android/window/ActivityWindowInfo.java
new file mode 100644
index 000000000000..946bb823398c
--- /dev/null
+++ b/core/java/android/window/ActivityWindowInfo.java
@@ -0,0 +1,147 @@
+/*
+ * 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.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
+                + "}";
+    }
+}
diff --git a/core/java/android/window/flags/windowing_sdk.aconfig b/core/java/android/window/flags/windowing_sdk.aconfig
index 59d7b0e55e85..f743ab74d1f5 100644
--- a/core/java/android/window/flags/windowing_sdk.aconfig
+++ b/core/java/android/window/flags/windowing_sdk.aconfig
@@ -38,4 +38,12 @@ flag {
     name: "activity_embedding_interactive_divider_flag"
     description: "Whether the interactive divider feature is enabled"
     bug: "293654166"
+}
+
+flag {
+    namespace: "windowing_sdk"
+    name: "activity_window_info_flag"
+    description: "To dispatch ActivityWindowInfo through ClientTransaction"
+    bug: "287582673"
+    is_fixed_read_only: true
 }
\ No newline at end of file