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 
17 package com.android.launcher2;
18 
19 import android.content.Context;
20 import android.content.res.Resources;
21 import android.graphics.drawable.Drawable;
22 import android.view.LayoutInflater;
23 import android.view.View;
24 import android.view.ViewGroup;
25 import android.widget.BaseAdapter;
26 import android.widget.TextView;
27 
28 import java.util.ArrayList;
29 
30 import com.android.launcher.R;
31 
32 /**
33  * Adapter showing the types of items that can be added to a {@link Workspace}.
34  */
35 public 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 
ListItem(Resources res, int textResourceId, int imageResourceId, int actionTag)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 
AddAdapter(Launcher launcher)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.mipmap.ic_launcher_wallpaper, ITEM_WALLPAPER));
75     }
76 
getView(int position, View convertView, ViewGroup parent)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 
getCount()92     public int getCount() {
93         return mItems.size();
94     }
95 
getItem(int position)96     public Object getItem(int position) {
97         return mItems.get(position);
98     }
99 
getItemId(int position)100     public long getItemId(int position) {
101         return position;
102     }
103 }
104