| /* |
| * Copyright (C) 2020 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.taskembed; |
| |
| import android.content.Context; |
| import android.view.SurfaceControl; |
| import android.view.SurfaceHolder; |
| import android.view.SurfaceView; |
| import android.window.WindowContainerToken; |
| |
| /** |
| * Simple SurfaceView wrapper which registers a TaskOrganizer |
| * after it's Surface is ready. |
| */ |
| class TaskView extends SurfaceView implements SurfaceHolder.Callback { |
| WindowContainerToken mWc; |
| private SurfaceControl mLeash; |
| |
| private boolean mSurfaceCreated = false; |
| private boolean mNeedsReparent; |
| |
| TaskView(Context c) { |
| super(c); |
| getHolder().addCallback(this); |
| setZOrderOnTop(true); |
| } |
| |
| @Override |
| public void surfaceCreated(SurfaceHolder holder) { |
| mSurfaceCreated = true; |
| if (mNeedsReparent) { |
| mNeedsReparent = false; |
| reparentLeash(); |
| } |
| } |
| |
| @Override |
| public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) { |
| } |
| |
| @Override |
| public void surfaceDestroyed(SurfaceHolder holder) { |
| } |
| |
| void reparentTask(WindowContainerToken wc, SurfaceControl leash) { |
| mWc = wc; |
| mLeash = leash; |
| if (!mSurfaceCreated) { |
| mNeedsReparent = true; |
| } else { |
| reparentLeash(); |
| } |
| } |
| |
| private void reparentLeash() { |
| SurfaceControl.Transaction t = new SurfaceControl.Transaction(); |
| if (mLeash == null) { |
| return; |
| } |
| |
| t.reparent(mLeash, getSurfaceControl()) |
| .setPosition(mLeash, 0, 0) |
| .show(mLeash) |
| .apply(); |
| } |
| } |