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/*
* Copyright (C) 2019 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.content.res.Resources;
import android.content.Context;
import android.view.SurfaceControl;
import android.view.View;
import android.annotation.TestApi;
/**
* Utility class for adding a view hierarchy to a SurfaceControl.
*
* See WindowlessWmTest for example usage.
* @hide
*/
@TestApi
public class WindowlessViewRoot {
ViewRootImpl mViewRoot;
WindowlessWindowManager mWm;
public WindowlessViewRoot(Context c, Display d, SurfaceControl rootSurface) {
mWm = new WindowlessWindowManager(c.getResources().getConfiguration(), rootSurface);
mViewRoot = new ViewRootImpl(c, d, mWm);
}
public void addView(View view, WindowManager.LayoutParams attrs) {
mViewRoot.setView(view, attrs, null);
}
public void relayout(WindowManager.LayoutParams attrs) {
mViewRoot.setLayoutParams(attrs, false);
mViewRoot.setReportNextDraw();
mWm.setCompletionCallback(mViewRoot.mWindow.asBinder(), (SurfaceControl.Transaction t) -> {
t.apply();
});
}
}
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