Android事件处理(7)

            break;  
        }  
        //return true;  
        return super.onKeyDown(keyCode, event);  
    }  
    @Override 
    public boolean onKeyUp(int keyCode, KeyEvent event)   
    {  
        switch(keyCode)  
        {  
        case KeyEvent.KEYCODE_HOME:  
            DisplayEventType("Home up");  
            break;  
        case KeyEvent.KEYCODE_BACK:  
            DisplayEventType("Back up");  
            break;  
        case KeyEvent.KEYCODE_DPAD_LEFT:  
            DisplayEventType("Left up");  
            break;  
        }  
        //return true;  
        return super.onKeyUp(keyCode, event);  
    } 
public boolean onKeyDown(int keyCode, KeyEvent event)
 {
  switch(keyCode)
  {
  case KeyEvent.KEYCODE_HOME:
   DisplayEventType("Home down");
   break;
  case KeyEvent.KEYCODE_BACK:
   DisplayEventType("Back down");
   break;
  case KeyEvent.KEYCODE_DPAD_LEFT:
   DisplayEventType("Left down");
   break;
  }
  //return true;
  return super.onKeyDown(keyCode, event);
 }
 @Override
 public boolean onKeyUp(int keyCode, KeyEvent event)
 {
  switch(keyCode)
  {
  case KeyEvent.KEYCODE_HOME:
   DisplayEventType("Home up");
   break;
  case KeyEvent.KEYCODE_BACK:
   DisplayEventType("Back up");
   break;
  case KeyEvent.KEYCODE_DPAD_LEFT:
   DisplayEventType("Left up");
   break;
  }