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 36 public SuggestionsView(Context context, AttributeSet attrs) { 37 super(context, attrs); 38 } 39 40 @Override 41 public void setSuggestionsAdapter(SuggestionsAdapter<ListAdapter> adapter) { 42 super.setAdapter(adapter == null ? null : adapter.getListAdapter()); 43 mSuggestionsAdapter = adapter; 44 } 45 46 @Override 47 public SuggestionsAdapter<ListAdapter> getSuggestionsAdapter() { 48 return mSuggestionsAdapter; 49 } 50 51 @Override 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 */ 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 */ 71 public SuggestionPosition getSelectedSuggestion() { 72 return (SuggestionPosition) getSelectedItem(); 73 } 74 75 76 } 77