Merge "Introduce WindowlessWindowLayout" into tm-qpr-dev

core/java/android/view/SurfaceControlViewHost.java

@@ -29,8 +29,6 @@ import android.os.Parcelable;
 import android.os.RemoteException;
 import android.util.Log;
 import android.window.WindowTokenClient;
-import android.view.InsetsState;
-import android.view.WindowManagerGlobal;
 import android.view.accessibility.IAccessibilityEmbeddedConnection;
 
 import java.util.Objects;
@@ -280,7 +278,7 @@ public class SurfaceControlViewHost {
     public SurfaceControlViewHost(@NonNull Context c, @NonNull Display d,
             @NonNull WindowlessWindowManager wwm, boolean useSfChoreographer) {
         mWm = wwm;
-        mViewRoot = new ViewRootImpl(c, d, mWm, useSfChoreographer);
+        mViewRoot = new ViewRootImpl(c, d, mWm, new WindowlessWindowLayout(), useSfChoreographer);
         addConfigCallback(c, d);
 
         WindowManagerGlobal.getInstance().addWindowlessRoot(mViewRoot);
@@ -310,7 +308,7 @@ public class SurfaceControlViewHost {
         mWm = new WindowlessWindowManager(context.getResources().getConfiguration(),
                 mSurfaceControl, hostToken);
 
-        mViewRoot = new ViewRootImpl(context, display, mWm);
+        mViewRoot = new ViewRootImpl(context, display, mWm, new WindowlessWindowLayout());
         addConfigCallback(context, display);
 
         WindowManagerGlobal.getInstance().addWindowlessRoot(mViewRoot);

core/java/android/view/ViewRootImpl.java

@@ -559,7 +559,7 @@ public final class ViewRootImpl implements ViewParent,
     private final Rect mVisRect = new Rect(); // used to retrieve visible rect of focused view.
     private final Rect mTempRect = new Rect();
 
-    private final WindowLayout mWindowLayout = new WindowLayout();
+    private final WindowLayout mWindowLayout;
 
     private ViewRootImpl mParentViewRoot;
 
@@ -854,18 +854,20 @@ public final class ViewRootImpl implements ViewParent,
     private String mTag = TAG;
 
     public ViewRootImpl(Context context, Display display) {
-        this(context, display, WindowManagerGlobal.getWindowSession(),
+        this(context, display, WindowManagerGlobal.getWindowSession(), new WindowLayout(),
                 false /* useSfChoreographer */);
     }
 
-    public ViewRootImpl(@UiContext Context context, Display display, IWindowSession session) {
+    public ViewRootImpl(@UiContext Context context, Display display, IWindowSession session,
-        this(context, display, session, false /* useSfChoreographer */);
+            WindowLayout windowLayout) {
+        this(context, display, session, windowLayout, false /* useSfChoreographer */);
     }
 
     public ViewRootImpl(@UiContext Context context, Display display, IWindowSession session,
-            boolean useSfChoreographer) {
+            WindowLayout windowLayout, boolean useSfChoreographer) {
         mContext = context;
         mWindowSession = session;
+        mWindowLayout = windowLayout;
         mDisplay = display;
         mBasePackageName = context.getBasePackageName();
         mThread = Thread.currentThread();

core/java/android/view/WindowManagerGlobal.java

@@ -386,7 +386,7 @@ public final class WindowManagerGlobal {
                 root = new ViewRootImpl(view.getContext(), display);
             } else {
                 root = new ViewRootImpl(view.getContext(), display,
-                        windowlessSession);
+                        windowlessSession, new WindowlessWindowLayout());
             }
 
             view.setLayoutParams(wparams);

core/java/android/view/WindowlessWindowLayout.java

@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2022 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.view;
+
+import android.app.WindowConfiguration.WindowingMode;
+import android.graphics.Rect;
+import android.window.ClientWindowFrames;
+
+/**
+ * Computes window frames for the windowless window.
+ * @hide
+ */
+public class WindowlessWindowLayout extends WindowLayout {
+
+    @Override
+    public void computeFrames(WindowManager.LayoutParams attrs, InsetsState state,
+            Rect displayCutoutSafe, Rect windowBounds, @WindowingMode int windowingMode,
+            int requestedWidth, int requestedHeight, InsetsVisibilities requestedVisibilities,
+            Rect attachedWindowFrame, float compatScale, ClientWindowFrames outFrames) {
+        outFrames.frame.set(0, 0, attrs.width, attrs.height);
+        outFrames.displayFrame.set(outFrames.frame);
+        outFrames.parentFrame.set(outFrames.frame);
+    }
+}
+