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
17package com.android.settings;
18
19import android.content.Context;
20import android.content.res.TypedArray;
21import android.graphics.drawable.Drawable;
22import android.preference.Preference;
23import android.util.AttributeSet;
24import android.view.View;
25import android.widget.ImageView;
26import android.widget.TextView;
27
28public class IconPreferenceScreen extends Preference {
29
30    private Drawable mIcon;
31
32    // Whether or not the text and icon should be highlighted (as selected)
33    private boolean mHighlight;
34
35    public IconPreferenceScreen(Context context, AttributeSet attrs) {
36        this(context, attrs, 0);
37    }
38
39    public IconPreferenceScreen(Context context, AttributeSet attrs, int defStyle) {
40        super(context, attrs, defStyle);
41        setLayoutResource(R.layout.preference_icon);
42        TypedArray a = context.obtainStyledAttributes(attrs,
43                R.styleable.IconPreferenceScreen, defStyle, 0);
44        mIcon = a.getDrawable(R.styleable.IconPreferenceScreen_icon);
45    }
46
47    @Override
48    public void onBindView(View view) {
49        super.onBindView(view);
50        ImageView imageView = (ImageView) view.findViewById(R.id.icon);
51        if (imageView != null && mIcon != null) {
52            imageView.setImageDrawable(mIcon);
53        }
54        TextView textView = (TextView) view.findViewById(android.R.id.title);
55    }
56
57    /**
58     * Sets the icon for this Preference with a Drawable.
59     *
60     * @param icon The icon for this Preference
61     */
62    public void setIcon(Drawable icon) {
63        if ((icon == null && mIcon != null) || (icon != null && !icon.equals(mIcon))) {
64            mIcon = icon;
65            notifyChanged();
66        }
67    }
68
69    /**
70     * Returns the icon of this Preference.
71     *
72     * @return The icon.
73     * @see #setIcon(Drawable)
74     */
75    public Drawable getIcon() {
76        return mIcon;
77    }
78
79    public void setHighlighted(boolean highlight) {
80        mHighlight = highlight;
81        notifyChanged();
82    }
83}
84