listview edittext 焦点问题

// 定义变量，记录刷新前获得焦点的EditText所在的位置
int mCurrentTouchedIndex = -1;
private View.OnTouchListener onTouch = new View.OnTouchListener() 
{   
 @Override  
 public boolean onTouch(View v, MotionEvent event) {    
    if (v instanceof EditText) {           
     EditText et = (EditText) v;          
    et.setFocusable(true);            
    et.setFocusableInTouchMode(true);  
et.setSelection(et.length());
  } else {            
           ViewHolder holder = (ViewHolder) v.getTag(); 
           holder.getView(R.id.number).setFocusable(false); 
         holder.getView(R.id.number).setFocusableInTouchMode(false);        
  }       
 return false;    }};

editText.setOnFocusChangeListener(new View.OnFocusChangeListener() {    
@Override   
 public void onFocusChange(View v, boolean hasFocus) {     
   if (hasFocus) {            
          mCurrentTouchedIndex = position; 
      }    }});
editText.setOnTouchListener(onTouch);
v.setOnTouchListener(onTouch);if (mCurrentTouchedIndex == position) {    
editText.requestFocus();   
 editText.setSelection(fileTitle.length());
}