1 /*
2  * Copyright (C) 2008,2009  OMRON SOFTWARE Co., Ltd.
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 jp.co.omronsoft.openwnn;
18 
19 import android.widget.Button;
20 import android.view.MotionEvent;
21 import android.view.View;
22 import android.graphics.drawable.Drawable;
23 import android.util.AttributeSet;
24 import android.content.Context;
25 
26 /**
27  * The button for the candidate-view
28  * @author Copyright (C) 2009, OMRON SOFTWARE CO., LTD.  All Rights Reserved.
29  */
30 public class CandidateViewButton extends Button {
31 
32     /** The state of up */
33     private int[] mUpState;
34 
35     /** Constructor */
CandidateViewButton(Context context)36     public CandidateViewButton(Context context) {
37         super(context);
38     }
39 
40     /** Constructor */
CandidateViewButton(Context context, AttributeSet attrs)41     public CandidateViewButton(Context context, AttributeSet attrs) {
42         super(context, attrs);
43     }
44 
45     /** @see android.view.View#onTouchEvent */
onTouchEvent(MotionEvent me)46     public boolean onTouchEvent(MotionEvent me) {
47         /* for changing the button on CandidateView when it is pressed. */
48 
49         boolean ret = super.onTouchEvent(me);
50         Drawable d = getBackground();
51 
52         switch (me.getAction()) {
53         case MotionEvent.ACTION_DOWN:
54             mUpState = d.getState();
55             d.setState(View.PRESSED_ENABLED_SELECTED_WINDOW_FOCUSED_STATE_SET);
56             break;
57         case MotionEvent.ACTION_UP:
58         default:
59             d.setState(mUpState);
60             break;
61         }
62 
63         return ret;
64     }
65 }
66