BaseSuggestionView.java revision 77909685887bd6db7454b73cf274afc3aca2f58d
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 17package com.android.quicksearchbox.ui; 18 19import com.android.quicksearchbox.R; 20import com.android.quicksearchbox.Suggestion; 21 22import android.content.Context; 23import android.text.TextUtils; 24import android.util.AttributeSet; 25import android.view.ContextMenu; 26import android.view.MenuInflater; 27import android.view.MenuItem; 28import android.view.View; 29import android.widget.ImageView; 30import android.widget.RelativeLayout; 31import android.widget.TextView; 32 33/** 34 * Base class for suggestion views. 35 */ 36public abstract class BaseSuggestionView extends RelativeLayout implements SuggestionView { 37 38 protected TextView mText1; 39 protected TextView mText2; 40 protected ImageView mIcon1; 41 protected ImageView mIcon2; 42 private boolean mIsFromHistory; 43 private long mSuggestionId; 44 private SuggestionsAdapter<?> mAdapter; 45 46 public BaseSuggestionView(Context context, AttributeSet attrs, int defStyle) { 47 super(context, attrs, defStyle); 48 } 49 50 public BaseSuggestionView(Context context, AttributeSet attrs) { 51 super(context, attrs); 52 } 53 54 public BaseSuggestionView(Context context) { 55 super(context); 56 } 57 58 @Override 59 protected void onFinishInflate() { 60 super.onFinishInflate(); 61 mText1 = (TextView) findViewById(R.id.text1); 62 mText2 = (TextView) findViewById(R.id.text2); 63 mIcon1 = (ImageView) findViewById(R.id.icon1); 64 mIcon2 = (ImageView) findViewById(R.id.icon2); 65 } 66 67 public void bindAsSuggestion(Suggestion suggestion, String userQuery) { 68 setOnClickListener(new ClickListener()); 69 updateIsFromHistory(suggestion); 70 setLongClickable(needsContextMenu()); 71 } 72 73 public void bindAdapter(SuggestionsAdapter<?> adapter, long suggestionId) { 74 mAdapter = adapter; 75 mSuggestionId = suggestionId; 76 } 77 78 protected boolean needsContextMenu() { 79 return isFromHistory(); 80 } 81 82 protected boolean isFromHistory() { 83 return mIsFromHistory; 84 } 85 86 protected void updateIsFromHistory(Suggestion suggestion) { 87 mIsFromHistory = suggestion.isSuggestionShortcut() || suggestion.isHistorySuggestion(); 88 } 89 90 /** 91 * Sets the first text line. 92 */ 93 protected void setText1(CharSequence text) { 94 mText1.setText(text); 95 } 96 97 /** 98 * Sets the second text line. 99 */ 100 protected void setText2(CharSequence text) { 101 mText2.setText(text); 102 if (TextUtils.isEmpty(text)) { 103 mText2.setVisibility(GONE); 104 } else { 105 mText2.setVisibility(VISIBLE); 106 } 107 } 108 109 @Override 110 protected void onCreateContextMenu(ContextMenu menu) { 111 super.onCreateContextMenu(menu); 112 if (isFromHistory()) { 113 MenuInflater inflater = new MenuInflater(getContext()); 114 inflater.inflate(R.menu.remove_from_history, menu); 115 MenuItem removeFromHistory = menu.findItem(R.id.remove_from_history); 116 removeFromHistory.setOnMenuItemClickListener(new RemoveFromHistoryListener()); 117 } 118 } 119 120 protected void onSuggestionClicked() { 121 if (mAdapter != null) { 122 mAdapter.onSuggestionClicked(mSuggestionId); 123 } 124 } 125 126 protected void onSuggestionQuickContactClicked() { 127 if (mAdapter != null) { 128 mAdapter.onSuggestionQuickContactClicked(mSuggestionId); 129 } 130 } 131 132 protected void onRemoveFromHistoryClicked() { 133 if (mAdapter != null) { 134 mAdapter.onSuggestionRemoveFromHistoryClicked(mSuggestionId); 135 } 136 } 137 138 protected void onSuggestionQueryRefineClicked() { 139 if (mAdapter != null) { 140 mAdapter.onSuggestionQueryRefineClicked(mSuggestionId); 141 } 142 } 143 144 private class ClickListener implements OnClickListener { 145 public void onClick(View v) { 146 onSuggestionClicked(); 147 } 148 } 149 150 private class RemoveFromHistoryListener implements MenuItem.OnMenuItemClickListener { 151 public boolean onMenuItemClick(MenuItem item) { 152 onRemoveFromHistoryClicked(); 153 return false; 154 } 155 } 156 157} 158