Screen Shot

Screen Shot
-(IBAction)screenShot:(id)sender
{
          CGRect screenRect = [[UIScreen mainScreen] bounds];

    UIGraphicsBeginImageContext(screenRect.size);

    CGContextRef ctx = UIGraphicsGetCurrentContext();

    [[UIColor blackColor] set];

    CGContextFillRect(ctx, screenRect);

    [self.view.layer renderInContext:ctx];

  UIImage *screenImage =         UIGraphicsGetImageFromCurrentImageContext();

    UIImageWriteToSavedPhotosAlbum(screenImage, nil, nil, nil);

    UIGraphicsEndImageContext();

}