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      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 
     17 package com.example.android.apis.view;
     18 
     19 import com.example.android.apis.R;
     20 
     21 import android.app.Activity;
     22 import android.os.Bundle;
     23 import android.text.TextUtils;
     24 import android.view.Window;
     25 import android.widget.ArrayAdapter;
     26 import android.widget.ListView;
     27 import android.widget.SearchView;
     28 
     29 
     30 /**
     31  * Shows a list that can be filtered in-place with a SearchView in non-iconified mode.
     32  */
     33 public class SearchViewFilterMode extends Activity implements SearchView.OnQueryTextListener {
     34 
     35     private static final String TAG = "SearchViewFilterMode";
     36 
     37     private SearchView mSearchView;
     38     private ListView mListView;
     39     private ArrayAdapter<String> mAdapter;
     40 
     41     private final String[] mStrings = Cheeses.sCheeseStrings;
     42 
     43     @Override
     44     protected void onCreate(Bundle savedInstanceState) {
     45         super.onCreate(savedInstanceState);
     46         getWindow().requestFeature(Window.FEATURE_ACTION_BAR);
     47 
     48         setContentView(R.layout.searchview_filter);
     49 
     50         mSearchView = (SearchView) findViewById(R.id.search_view);
     51         mListView = (ListView) findViewById(R.id.list_view);
     52         mListView.setAdapter(mAdapter = new ArrayAdapter<String>(this,
     53                 android.R.layout.simple_list_item_1,
     54                 mStrings));
     55         mListView.setTextFilterEnabled(true);
     56         setupSearchView();
     57     }
     58 
     59     private void setupSearchView() {
     60         mSearchView.setIconifiedByDefault(false);
     61         mSearchView.setOnQueryTextListener(this);
     62         mSearchView.setSubmitButtonEnabled(false);
     63         mSearchView.setQueryHint(getString(R.string.cheese_hunt_hint));
     64     }
     65 
     66     public boolean onQueryTextChange(String newText) {
     67         if (TextUtils.isEmpty(newText)) {
     68             mListView.clearTextFilter();
     69         } else {
     70             mListView.setFilterText(newText.toString());
     71         }
     72         return true;
     73     }
     74 
     75     public boolean onQueryTextSubmit(String query) {
     76         return false;
     77     }
     78 }
     79