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
17package com.android.quicksearchbox.ui;
18
19import com.android.quicksearchbox.R;
20import com.android.quicksearchbox.Suggestion;
21
22import android.content.Context;
23import android.provider.ContactsContract;
24import android.view.LayoutInflater;
25import android.view.View;
26import android.view.ViewGroup;
27
28/**
29 * Inflates suggestion views.
30 */
31public class SuggestionViewInflater implements SuggestionViewFactory {
32
33    // The suggestion view classes that may be returned by this factory.
34    private static final Class<?>[] SUGGESTION_VIEW_CLASSES = {
35            DefaultSuggestionView.class,
36            ContactSuggestionView.class,
37    };
38
39    // The layout ids associated with each of the above classes.
40    private static final int[] SUGGESTION_VIEW_LAYOUTS = {
41            R.layout.suggestion,
42            R.layout.contact_suggestion,
43    };
44
45    private static final String CONTACT_LOOKUP_URI
46            = ContactsContract.Contacts.CONTENT_LOOKUP_URI.toString();
47
48    private final Context mContext;
49
50    public SuggestionViewInflater(Context context) {
51        mContext = context;
52    }
53
54    protected LayoutInflater getInflater() {
55        return (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
56    }
57
58    public int getSuggestionViewTypeCount() {
59        return SUGGESTION_VIEW_CLASSES.length;
60    }
61
62    public int getSuggestionViewType(Suggestion suggestion) {
63        return isContactSuggestion(suggestion) ? 1 : 0;
64    }
65
66    public SuggestionView getSuggestionView(int viewType, View convertView,
67            ViewGroup parentViewType) {
68        if (convertView == null || !convertView.getClass().equals(
69                SUGGESTION_VIEW_CLASSES[viewType])) {
70            int layoutId = SUGGESTION_VIEW_LAYOUTS[viewType];
71            convertView = getInflater().inflate(layoutId, parentViewType, false);
72        }
73        return (SuggestionView) convertView;
74    }
75
76    private boolean isContactSuggestion(Suggestion suggestion) {
77        String intentData = suggestion.getSuggestionIntentDataString();
78        return intentData != null && intentData.startsWith(CONTACT_LOOKUP_URI);
79    }
80}
81