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
17package jp.co.omronsoft.openwnn;
18
19import android.widget.Button;
20import android.view.MotionEvent;
21import android.view.View;
22import android.graphics.drawable.Drawable;
23import android.util.AttributeSet;
24import 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 */
30public class CandidateViewButton extends Button {
31
32    /** The state of up */
33    private int[] mUpState;
34
35    /** Constructor */
36    public CandidateViewButton(Context context) {
37        super(context);
38    }
39
40    /** Constructor */
41    public CandidateViewButton(Context context, AttributeSet attrs) {
42        super(context, attrs);
43    }
44
45    /** @see android.view.View#onTouchEvent */
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