AddAdapter.java revision 5a808358f1a773dab8babae44899ffd4ed1810c1
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_applications, 74 R.drawable.ic_launcher_application, ITEM_APPLICATION)); 75 76 mItems.add(new ListItem(res, R.string.group_widgets, 77 R.drawable.ic_launcher_appwidget, ITEM_APPWIDGET)); 78 mItems.add(new ListItem(res, R.string.group_shortcuts, 79 R.drawable.ic_launcher_application, ITEM_SHORTCUT)); 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