AddAdapter.java revision 28c706b2dd3a82ac28bab37149564d55198cc8cc 
1/*
2 * Copyright (C) 2008 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.launcher2;
18
19import android.content.Context;
20import android.content.res.Resources;
21import android.graphics.drawable.Drawable;
22import android.view.LayoutInflater;
23import android.view.View;
24import android.view.ViewGroup;
25import android.widget.BaseAdapter;
26import android.widget.TextView;
27
28import java.util.ArrayList;
29
30/**
31 * Adapter showing the types of items that can be added to a {@link Workspace}.
32 */
33public class AddAdapter extends BaseAdapter {
34
35    private final LayoutInflater mInflater;
36
37    private final ArrayList<ListItem> mItems = new ArrayList<ListItem>();
38
39    public static final int ITEM_SHORTCUT = 0;
40    public static final int ITEM_APPWIDGET = 1;
41    public static final int ITEM_LIVE_FOLDER = 2;
42    public static final int ITEM_WALLPAPER = 3;
43
44    /**
45     * Specific item in our list.
46     */
47    public class ListItem {
48        public final CharSequence text;
49        public final Drawable image;
50        public final int actionTag;
51
52        public ListItem(Resources res, int textResourceId, int imageResourceId, int actionTag) {
53            text = res.getString(textResourceId);
54            if (imageResourceId != -1) {
55                image = res.getDrawable(imageResourceId);
56            } else {
57                image = null;
58            }
59            this.actionTag = actionTag;
60        }
61    }
62
63    public AddAdapter(Launcher launcher) {
64        super();
65
66        mInflater = (LayoutInflater) launcher.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
67
68        // Create default actions
69        Resources res = launcher.getResources();
70
71        mItems.add(new ListItem(res, R.string.group_shortcuts,
72                R.drawable.ic_launcher_shortcut, ITEM_SHORTCUT));
73
74        mItems.add(new ListItem(res, R.string.group_widgets,
75                R.drawable.ic_launcher_appwidget, ITEM_APPWIDGET));
76
77        mItems.add(new ListItem(res, R.string.group_live_folders,
78                R.drawable.ic_launcher_folder, ITEM_LIVE_FOLDER));
79
80        mItems.add(new ListItem(res, R.string.group_wallpapers,
81                R.drawable.ic_launcher_wallpaper, ITEM_WALLPAPER));
82
83    }
84
85    public View getView(int position, View convertView, ViewGroup parent) {
86        ListItem item = (ListItem) getItem(position);
87
88        if (convertView == null) {
89            convertView = mInflater.inflate(R.layout.add_list_item, parent, false);
90        }
91
92        TextView textView = (TextView) convertView;
93        textView.setTag(item);
94        textView.setText(item.text);
95        textView.setCompoundDrawablesWithIntrinsicBounds(item.image, null, null, null);
96
97        return convertView;
98    }
99
100    public int getCount() {
101        return mItems.size();
102    }
103
104    public Object getItem(int position) {
105        return mItems.get(position);
106    }
107
108    public long getItemId(int position) {
109        return position;
110    }
111
112}
113