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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 com.android.test.viewembed;
import android.app.Activity;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.PixelFormat;
import android.os.Bundle;
import android.view.Gravity;
import android.view.SurfaceControlViewHost;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.View;
import android.view.WindowManager;
import android.widget.Button;
import android.widget.FrameLayout;
public class SurfaceControlViewHostTest extends Activity implements SurfaceHolder.Callback{
SurfaceView mView;
SurfaceControlViewHost mVr;
protected void onCreate(Bundle savedInstanceState) {
FrameLayout content = new FrameLayout(this);
super.onCreate(savedInstanceState);
mView = new SurfaceView(this);
content.addView(mView, new FrameLayout.LayoutParams(
500, 500, Gravity.CENTER_HORIZONTAL | Gravity.TOP));
setContentView(content);
mView.setZOrderOnTop(true);
mView.getHolder().addCallback(this);
}
void addEmbeddedView() {
mVr = new SurfaceControlViewHost(this, this.getDisplay(),
mView.getHostToken());
mView.setChildSurfacePackage(mVr.getSurfacePackage());
Button v = new Button(this);
v.setBackgroundColor(Color.BLUE);
v.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
v.setBackgroundColor(Color.RED);
}
});
v.getViewTreeObserver().addOnWindowFocusChangeListener(focused ->
v.setBackgroundColor(focused ? Color.MAGENTA : Color.DKGRAY));
WindowManager.LayoutParams lp =
new WindowManager.LayoutParams(500, 500, WindowManager.LayoutParams.TYPE_APPLICATION,
0, PixelFormat.OPAQUE);
mVr.setView(v, lp);
}
@Override
public void surfaceCreated(SurfaceHolder holder) {
addEmbeddedView();
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {
Canvas canvas = holder.lockCanvas();
canvas.drawColor(Color.GREEN);
holder.unlockCanvasAndPost(canvas);
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
}
}
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