| /* |
| * Copyright (C) 2007 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.frameworktest.view; |
| |
| import android.app.Activity; |
| import android.os.Bundle; |
| import android.widget.TextView; |
| import android.view.View; |
| import android.view.ViewTreeObserver; |
| import com.android.frameworktest.R; |
| |
| /** |
| * Tests views using post*() and getViewTreeObserver() before onAttachedToWindow(). |
| */ |
| public class RunQueue extends Activity implements ViewTreeObserver.OnGlobalLayoutListener { |
| public boolean runnableRan = false; |
| public boolean runnableCancelled = true; |
| public boolean globalLayout = false; |
| public ViewTreeObserver viewTreeObserver; |
| |
| @Override |
| protected void onCreate(Bundle icicle) { |
| super.onCreate(icicle); |
| |
| TextView textView = new TextView(this); |
| textView.setText("RunQueue"); |
| textView.setId(R.id.simple_view); |
| |
| setContentView(textView); |
| final View view = findViewById(R.id.simple_view); |
| |
| view.post(new Runnable() { |
| public void run() { |
| runnableRan = true; |
| } |
| }); |
| |
| final Runnable runnable = new Runnable() { |
| public void run() { |
| runnableCancelled = false; |
| } |
| }; |
| view.post(runnable); |
| view.post(runnable); |
| view.post(runnable); |
| view.post(runnable); |
| view.removeCallbacks(runnable); |
| |
| viewTreeObserver = view.getViewTreeObserver(); |
| viewTreeObserver.addOnGlobalLayoutListener(this); |
| } |
| |
| public void onGlobalLayout() { |
| globalLayout = true; |
| } |
| } |