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 
17 package com.android.quicksearchbox.ui;
18 
19 import android.content.Context;
20 import android.util.AttributeSet;
21 import android.widget.ListAdapter;
22 import android.widget.ListView;
23 
24 import com.android.quicksearchbox.SuggestionPosition;
25 
26 /**
27  * Holds a list of suggestions.
28  */
29 public class SuggestionsView extends ListView implements SuggestionsListView<ListAdapter> {
30 
31     private static final boolean DBG = false;
32     private static final String TAG = "QSB.SuggestionsView";
33 
34     private SuggestionsAdapter<ListAdapter> mSuggestionsAdapter;
35 
SuggestionsView(Context context, AttributeSet attrs)36     public SuggestionsView(Context context, AttributeSet attrs) {
37         super(context, attrs);
38     }
39 
40     @Override
setSuggestionsAdapter(SuggestionsAdapter<ListAdapter> adapter)41     public void setSuggestionsAdapter(SuggestionsAdapter<ListAdapter> adapter) {
42         super.setAdapter(adapter == null ? null : adapter.getListAdapter());
43         mSuggestionsAdapter = adapter;
44     }
45 
46     @Override
getSuggestionsAdapter()47     public SuggestionsAdapter<ListAdapter> getSuggestionsAdapter() {
48         return mSuggestionsAdapter;
49     }
50 
51     @Override
onFinishInflate()52     public void onFinishInflate() {
53         super.onFinishInflate();
54         setItemsCanFocus(true);
55     }
56 
57     /**
58      * Gets the position of the selected suggestion.
59      *
60      * @return A 0-based index, or {@code -1} if no suggestion is selected.
61      */
getSelectedPosition()62     public int getSelectedPosition() {
63         return getSelectedItemPosition();
64     }
65 
66     /**
67      * Gets the selected suggestion.
68      *
69      * @return {@code null} if no suggestion is selected.
70      */
getSelectedSuggestion()71     public SuggestionPosition getSelectedSuggestion() {
72         return (SuggestionPosition) getSelectedItem();
73     }
74 
75 
76 }
77