ImageButton.java

/*
 * Copyright (c) 2004-2009 XMLVM --- An XML-based Programming Language
 * 
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation; either version 2 of the License, or (at your option) any later
 * version.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 675 Mass
 * Ave, Cambridge, MA 02139, USA.
 * 
 * For more information, visit the XMLVM Home Page at http://www.xmlvm.org
 */

package android.widget;

import java.util.Set;

import org.xmlvm.iphone.UIEvent;
import org.xmlvm.iphone.UITouch;

import android.content.Context;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.View;

public class ImageButton extends ImageView {

    public ImageButton(Context c) {
        super(c);
    }

    public ImageButton(Context c, AttributeSet attrs) {
        super(c, attrs);
    }

    @Override
    public void setOnClickListener(OnClickListener listener) {
        final OnClickListener theListener = listener;
        this.setOnTouchListener(new OnTouchListener() {

            @Override
            public boolean onTouch(View v, MotionEvent event) {
                if (event.getAction() == MotionEvent.ACTION_UP) {
                    theListener.onClick(ImageButton.this);
                    return true;
                }
                return false;
            }

        });
    }

    @Override
    protected boolean processTouchesEvent(int action, Set<UITouch> touches, UIEvent event) {
        if (action == MotionEvent.ACTION_DOWN) {
            xmlvmSetDrawableState(PRESSED_STATE_SET);
        } else if (action == MotionEvent.ACTION_UP) {
            xmlvmSetDrawableState(EMPTY_STATE_SET);
        }

        return super.processTouchesEvent(action, touches, event);
    }
}