UIShadowButton - A button that moves and changes its shadow when it gets pressed.

UIShadowButton.h

//
//  UIShadowButton.h
//
//  Created by Javier Chavarri on 12/03/13.
//

#import <UIKit/UIKit.h>

@interface UIShadowButton : UIButton

@end

UIShadowButton.m

//
//  UIShadowButton.m
//
//  Created by Javier Chavarri on 12/03/13.
//

#import "UIShadowButton.h"
#import <QuartzCore/QuartzCore.h>
#import <Foundation/Foundation.h>

@implementation UIShadowButton

-(void)setupView{
    
    self.layer.backgroundColor = [UIColor blueColor].CGColor;
    self.layer.shadowColor = [UIColor blackColor].CGColor;
    self.layer.shadowOpacity = 0.65;
    self.layer.shadowRadius = 1.5f;
    self.layer.shadowOffset = CGSizeMake(1.5f, 1.5f);
    self.layer.borderColor = [UIColor blackColor].CGColor;
    self.layer.borderWidth = 1.0;
    
}

-(id)initWithFrame:(CGRect)frame{
    if((self = [super initWithFrame:frame])){
        [self setupView];
    }
    
    return self;
}

-(id)initWithCoder:(NSCoder *)aDecoder{
    if((self = [super initWithCoder:aDecoder])){
        [self setupView];
    }
    
    return self;
}

-(void) touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event{
    CGRect theFrame = self.frame;
    theFrame.origin.x += 2;
    theFrame.origin.y += 2;
    self.frame = theFrame;
    //self.contentEdgeInsets = UIEdgeInsetsMake(2.0,2.0,-2.0,-2.0);
    self.layer.shadowOffset = CGSizeMake(0.0f, 0.0f);
    //self.layer.shadowOpacity = 0.8;
    
    [super touchesBegan:touches withEvent:event];
    
}

-(void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event{
    CGRect theFrame = self.frame;
    theFrame.origin.x -= 2;
    theFrame.origin.y -= 2;
    self.frame = theFrame;
    //self.contentEdgeInsets = UIEdgeInsetsMake(0.0,0.0,0.0,0.0);
    self.layer.shadowOffset = CGSizeMake(1.5f, 1.5f);
    //self.layer.shadowOpacity = 0.5;
    
    [super touchesEnded:touches withEvent:event];
    
}

@end