1/*
2 * Copyright (C) 2012 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 com.android.launcher3;
18
19import android.content.Context;
20import android.content.res.TypedArray;
21import android.util.AttributeSet;
22import android.view.MotionEvent;
23import android.view.View;
24import android.widget.LinearLayout;
25
26public class DrawableStateProxyView extends LinearLayout {
27
28    private View mView;
29    private int mViewId;
30
31    public DrawableStateProxyView(Context context) {
32        this(context, null);
33    }
34
35    public DrawableStateProxyView(Context context, AttributeSet attrs) {
36        this(context, attrs, 0);
37    }
38
39
40    public DrawableStateProxyView(Context context, AttributeSet attrs, int defStyle) {
41        super(context, attrs, defStyle);
42
43        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.DrawableStateProxyView,
44                defStyle, 0);
45        mViewId = a.getResourceId(R.styleable.DrawableStateProxyView_sourceViewId, -1);
46        a.recycle();
47
48        setFocusable(false);
49    }
50
51    @Override
52    protected void drawableStateChanged() {
53        super.drawableStateChanged();
54
55        if (mView == null) {
56            View parent = (View) getParent();
57            mView = parent.findViewById(mViewId);
58        }
59        if (mView != null) {
60            mView.setPressed(isPressed());
61            mView.setHovered(isHovered());
62        }
63    }
64
65    @Override
66    public boolean onHoverEvent(MotionEvent event) {
67        return false;
68    }
69}
70