1 /*
2  * Copyright (C) 2009 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 
17 package android.view.cts;
18 
19 
20 import android.app.Activity;
21 import android.app.Instrumentation;
22 import android.graphics.Rect;
23 import android.test.ActivityInstrumentationTestCase2;
24 import android.test.UiThreadTest;
25 import android.view.MotionEvent;
26 import android.view.TouchDelegate;
27 import android.view.View;
28 import android.view.ViewGroup;
29 import android.widget.Button;
30 import android.widget.LinearLayout;
31 
32 public class TouchDelegateTest extends ActivityInstrumentationTestCase2<MockActivity> {
33     private static final int WRAP_CONTENT = ViewGroup.LayoutParams.WRAP_CONTENT;
34     private static final int ACTION_DOWN = MotionEvent.ACTION_DOWN;
35 
36     private Activity mActivity;
37     private Instrumentation mInstrumentation;
38     private Button mButton;
39     private Rect mRect;
40 
41     private int mXInside;
42     private int mYInside;
43 
44     private Exception mException;
45 
TouchDelegateTest()46     public TouchDelegateTest() {
47         super("com.android.cts.view", MockActivity.class);
48     }
49 
50     @Override
setUp()51     protected void setUp() throws Exception {
52         super.setUp();
53         mActivity = getActivity();
54         mInstrumentation = getInstrumentation();
55 
56         mButton = new Button(mActivity);
57         mActivity.runOnUiThread(new Runnable() {
58             public void run() {
59                 try {
60                     mActivity.addContentView(mButton, new LinearLayout.LayoutParams(WRAP_CONTENT,
61                                                                                     WRAP_CONTENT));
62                 } catch (Exception e) {
63                     mException = e;
64                 }
65             }
66         });
67         mInstrumentation.waitForIdleSync();
68 
69         if(mException != null) {
70             throw mException;
71         }
72 
73         int right = mButton.getRight();
74         int bottom = mButton.getBottom();
75         mXInside = (mButton.getLeft() + right) / 3;
76         mYInside = (mButton.getTop() + bottom) / 3;
77 
78         mRect = new Rect();
79         mButton.getHitRect(mRect);
80     }
81 
82     @UiThreadTest
testOnTouchEvent()83     public void testOnTouchEvent() {
84         // test callback of onTouchEvent
85         View view = new View(mActivity);
86         MockTouchDelegate touchDelegate = new MockTouchDelegate(mRect, mButton);
87         view.setTouchDelegate(touchDelegate);
88         assertFalse(touchDelegate.mOnTouchEventCalled);
89         view.onTouchEvent(MotionEvent.obtain(0, 0, ACTION_DOWN, mXInside, mYInside, 0));
90         assertTrue(touchDelegate.mOnTouchEventCalled);
91     }
92 
93     class MockTouchDelegate extends TouchDelegate {
94         private boolean mOnTouchEventCalled;
95 
MockTouchDelegate(Rect bounds, View delegateView)96         public MockTouchDelegate(Rect bounds, View delegateView) {
97             super(bounds, delegateView);
98         }
99 
100         @Override
onTouchEvent(MotionEvent event)101         public boolean onTouchEvent(MotionEvent event) {
102             mOnTouchEventCalled = true;
103             return true;
104         }
105     }
106 }
107