2016-01-07 72 views
0

我需要在listview中搜索項目。我有簡單的字符串和數組適配器的數組,我把代碼放在一些不同的問題和它的工作中!但是我有一個問題,這個搜索很慢並且只有一個字母。我有一個詞「arbuz」(一個用於其他許多人),我打印一個沒有任何東西,另一個字母,然後單詞搜索「一個」,另一個 - 並且沒有這樣的詞。我希望你能夠無視我如何改善這種搜索? 我的代碼:使用edittext在列表視圖中搜索

public class FragmentWithList extends ListFragment { 
    ListView mainList; 
    EditText inputSearch; 
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 
     View v = inflater.inflate(R.layout.fragment_with_list, null); 
     mainList = (ListView) v.findViewById(android.R.id.list); 
     inputSearch = (EditText)v.findViewById(R.id.inputSearch); 
     return v; 


    } 
    public void onCreate(Bundle savedInstanceState){ 
     setHasOptionsMenu(true); 
     super.onCreate(savedInstanceState); 

    } 
    public void onActivityCreated(Bundle savedInstanceState) { 
     super.onActivityCreated(savedInstanceState); 
     String values[] = new String[]{"arbuz","abrikos","banan","cup","charlie","derevo","grusha","ogurets","sliva","jabloko","volk","dom","igra","pharaon","muscle"}; 
     Comparator<String> ALPHABETICAL_ORDER1 = new Comparator<String>() { 
      public int compare(String object1, String object2) { 
       int res = String.CASE_INSENSITIVE_ORDER.compare(object1.toString(), object2.toString()); 
       return res; 
      } 
     }; 

     Collections.sort(Arrays.asList(values), ALPHABETICAL_ORDER1); 
     final ArrayAdapter<String> adapter = new ArrayAdapter<String>(getActivity(),android.R.layout.simple_list_item_1,values); 
     mainList.setAdapter(adapter); 
     inputSearch.addTextChangedListener(new TextWatcher() { 
      @Override 
      public void beforeTextChanged(CharSequence s, int start, int count, int after) { 
       adapter.getFilter().filter(s.toString()); 
      } 

      @Override 
      public void onTextChanged(CharSequence s, int start, int before, int count) { 

      } 

      @Override 
      public void afterTextChanged(Editable s) { 

      } 
     }); 
    } 
} 
+0

你可以使用自動完成的TextView,而不是使用一個EditText。自動完成Textview句柄,textwatcher,editoractionlistener本身。所以它很容易使用..試試吧。 – HourGlass

回答

1

添加以下代碼afterTextChanged()方法

adapter.getFilter().filter(s.toString());