1 /* 2 * Copyright (C) 2010 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 package com.android.quicksearchbox.google; 17 18 import com.android.quicksearchbox.AbstractInternalSource; 19 import com.android.quicksearchbox.Config; 20 import com.android.quicksearchbox.CursorBackedSourceResult; 21 import com.android.quicksearchbox.R; 22 import com.android.quicksearchbox.SourceResult; 23 import com.android.quicksearchbox.SuggestionCursor; 24 import com.android.quicksearchbox.util.NamedTaskExecutor; 25 26 import android.content.ComponentName; 27 import android.content.Context; 28 import android.content.Intent; 29 import android.os.Bundle; 30 import android.os.Handler; 31 32 /** 33 * Special source implementation for Google suggestions. 34 */ 35 public abstract class AbstractGoogleSource extends AbstractInternalSource implements GoogleSource { 36 37 /* 38 * This name corresponds to what was used in previous version of quick search box. We use the 39 * same name so that shortcuts continue to work after an upgrade. (It also makes logging more 40 * consistent). 41 */ 42 private static final String GOOGLE_SOURCE_NAME = 43 "com.android.quicksearchbox/.google.GoogleSearch"; 44 45 public AbstractGoogleSource(Context context, Handler uiThread, NamedTaskExecutor iconLoader) { 46 super(context, uiThread, iconLoader); 47 } 48 49 public abstract ComponentName getIntentComponent(); 50 51 public abstract SuggestionCursor refreshShortcut(String shortcutId, String extraData); 52 53 /** 54 * Called by QSB to get web suggestions for a query. 55 */ 56 public abstract SourceResult queryInternal(String query); 57 58 /** 59 * Called by external apps to get web suggestions for a query. 60 */ 61 public abstract SourceResult queryExternal(String query); 62 63 public Intent createVoiceSearchIntent(Bundle appData) { 64 return createVoiceWebSearchIntent(appData); 65 } 66 67 public String getDefaultIntentAction() { 68 return Intent.ACTION_WEB_SEARCH; 69 } 70 71 public CharSequence getHint() { 72 return getContext().getString(R.string.google_search_hint); 73 } 74 75 public CharSequence getLabel() { 76 return getContext().getString(R.string.google_search_label); 77 } 78 79 public String getName() { 80 return GOOGLE_SOURCE_NAME; 81 } 82 83 public CharSequence getSettingsDescription() { 84 return getContext().getString(R.string.google_search_description); 85 } 86 87 @Override 88 protected int getSourceIconResource() { 89 return R.mipmap.google_icon; 90 } 91 92 public SourceResult getSuggestions(String query, int queryLimit, boolean onlySource) { 93 return emptyIfNull(queryInternal(query), query); 94 } 95 96 public SourceResult getSuggestionsExternal(String query) { 97 return emptyIfNull(queryExternal(query), query); 98 } 99 100 private SourceResult emptyIfNull(SourceResult result, String query) { 101 return result == null ? new CursorBackedSourceResult(this, query) : result; 102 } 103 104 public boolean voiceSearchEnabled() { 105 return true; 106 } 107 108 public int getMaxShortcuts(Config config) { 109 return config.getMaxShortcutsPerWebSource(); 110 } 111 112 public boolean includeInAll() { 113 return true; 114 } 115 116 } 117