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