1/*
2 * Copyright (C) 2007 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package android.view;
18
19import android.app.Activity;
20import android.os.Bundle;
21import android.widget.TextView;
22import android.view.View;
23import android.view.ViewTreeObserver;
24import com.android.frameworks.coretests.R;
25
26/**
27 * Tests views using post*() and getViewTreeObserver() before onAttachedToWindow().
28 */
29public class RunQueue extends Activity implements ViewTreeObserver.OnGlobalLayoutListener {
30    public boolean runnableRan = false;
31    public boolean runnableCancelled = true;
32    public boolean globalLayout = false;
33    public ViewTreeObserver viewTreeObserver;
34
35    @Override
36    protected void onCreate(Bundle icicle) {
37        super.onCreate(icicle);
38
39        TextView textView = new TextView(this);
40        textView.setText("RunQueue");
41        textView.setId(R.id.simple_view);
42
43        setContentView(textView);
44        final View view = findViewById(R.id.simple_view);
45
46        view.post(new Runnable() {
47            public void run() {
48                runnableRan = true;
49            }
50        });
51
52        final Runnable runnable = new Runnable() {
53            public void run() {
54                runnableCancelled = false;
55            }
56        };
57        view.post(runnable);
58        view.post(runnable);
59        view.post(runnable);
60        view.post(runnable);
61        view.removeCallbacks(runnable);
62
63        viewTreeObserver = view.getViewTreeObserver();
64        viewTreeObserver.addOnGlobalLayoutListener(this);
65    }
66
67    public void onGlobalLayout() {
68        globalLayout = true;
69    }
70}
71