extends Button : Button « UI « Android

1. Android
2. UI
3. Button

extends Button

 
//package com.bitle.views;

import android.content.Context;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.View;
import android.widget.Button;
interface OnButtonActionListener {
  public void onButtonDown(View view);
  public void onButtonUp(View view);
}

public class MyButton extends Button {

  public MyButton(Context context) {
    super(context);
  }

  public MyButton(Context context, AttributeSet attrs) {
    super(context, attrs);
  }
  
  @Override
  public boolean onTouchEvent(MotionEvent event) {
    switch (event.getAction()) {
    
    case MotionEvent.ACTION_DOWN:
      buttonListener.onButtonDown((View)this);
      break;
    case MotionEvent.ACTION_UP:
      buttonListener.onButtonUp((View)this);
      break;
    }
    return super.onTouchEvent(event);
  }
  
  public void setOnButtonActionListener(OnButtonActionListener listener) {
    buttonListener = listener;
  }
  
  protected OnButtonActionListener buttonListener;
}

   
  

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