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By: a guest on May 4th, 2012  |  syntax: None  |  size: 3.94 KB  |  hits: 19  |  expires: Never
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  1. Android how to make EditText editable inside a ListView
  2. @Override
  3. protected void layoutChildren() {
  4.     super.layoutChildren();
  5.     final EditText tv = (EditText)this.getTag();
  6.     if (tv != null)
  7.     {
  8.         Log.d("RUN", "posting delayed");
  9.         this.post(new Runnable() {
  10.  
  11.             @Override
  12.             public void run() {
  13.                 Log.d("RUN", "requesting focus in runnable");
  14.                 tv.requestFocusFromTouch();
  15.                 tv.dispatchTouchEvent(MotionEvent.obtain(SystemClock.uptimeMillis(), SystemClock.uptimeMillis(), MotionEvent.ACTION_DOWN , tv.getWidth(), tv.getHeight(), 0));
  16.                 tv.dispatchTouchEvent(MotionEvent.obtain(SystemClock.uptimeMillis(), SystemClock.uptimeMillis(), MotionEvent.ACTION_UP , tv.getWidth(), tv.getHeight(), 0));
  17.             }
  18.         });
  19.     }
  20. }
  21.        
  22. public class EditTextListAdapter extends BaseAdapter {
  23.  
  24.     /* notes list */
  25.     private ArrayList<SomeData> mSomeData = null;
  26.     /* layout inflater instance */
  27.     private LayoutInflater mInflater;
  28.     /* activity context */
  29.     private Context mContext;
  30.  
  31.     /* ensure that this constant is greater than the maximum list size */
  32.     private static final int DEFAULT_ID_VALUE = -1;
  33.     /* used to keep the note edit text row id within the list */
  34.     private int mNoteId = DEFAULT_ID_VALUE;
  35.  
  36.     /**
  37.      * EditTextListAdapter adapter class constructor
  38.      *
  39.      * @param context               activity context
  40.      */
  41.     public FirstTimesListAdapter(Context context) {
  42.  
  43.         /* get a layout inflater instance */
  44.         mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
  45.         /* load the data */
  46.         mSomeData = SomeData.instance().getData();
  47.         /* keep the context */
  48.         mContext = context;
  49.     }
  50.  
  51.     /**
  52.      * Returns the selected item
  53.      *
  54.      * @return selected item
  55.      */
  56.     public int getSelectedItem() {
  57.         return mSelectedItem;
  58.     }
  59.  
  60.     public int getCount() {
  61.         return mSomeData.size();
  62.     }
  63.  
  64.     public Object getItem(int i) {
  65.         return mSomeData.get(i);
  66.     }
  67.  
  68.     public long getItemId(int i) {
  69.         return i;
  70.     }
  71.  
  72.     public View getView(final int index, View recycledView, ViewGroup viewGroup) {
  73.  
  74.         ViewHolder viewHolder;
  75.  
  76.         if (recycledView == null) {
  77.             /* inflate the list item */
  78.             recycledView = mInflater.inflate(R.layout.listview_item_with_edit_text, viewGroup, false);
  79.             /* get link to the view holder views */
  80.             viewHolder = new ViewHolder();
  81.             viewHolder.note = (EditText) recycledView.findViewById(R.id.first_times_note);
  82.             recycledView.setTag(viewHolder);
  83.         } else {
  84.             /* reuse the same views we load the first time */
  85.             viewHolder = (ViewHolder) recycledView.getTag();
  86.         }
  87.  
  88.         /* display some notes */
  89.         viewHolder.note.setText(mSomeData.getNotes());
  90.  
  91.         /* if the last id is set, the edit text from this list item was pressed */
  92.         if (mNoteId == index) {
  93.  
  94.             /* make the edit text recive focus */
  95.             viewHolder.note.requestFocusFromTouch();
  96.             /* make the edit text's cursor to appear at the end of the text */
  97.             viewHolder.note.setSelection(viewHolder.note.getText().length());
  98.  
  99.             /* reset the last id to default value */
  100.             mNoteId = DEFAULT_ID_VALUE;
  101.         }
  102.  
  103.         /* set a touch listener on the edit text just to record the index of the edit text that was pressed */
  104.         viewHolder.note.setOnTouchListener(new View.OnTouchListener() {
  105.             public boolean onTouch(View view, MotionEvent motionEvent) {
  106.                 if (motionEvent.getAction() == MotionEvent.ACTION_UP) {
  107.                     /* get the index of the touched list item */
  108.                     mNoteId = index;
  109.                 }
  110.                 return false;
  111.             }
  112.         });
  113.  
  114.         return recycledView;
  115.     }
  116.  
  117.     static class ViewHolder {        
  118.         /* note input */
  119.         EditText note;
  120.     }
  121.  
  122. }
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