gistfile1.txt

			[successDialog hideAfterDelay:1.5f withCompletion: ^
			{
				[self doSomething];
			}];


- (void)hideWithCompletion: (void (^)())completion
{
	if (self.visible == YES)
	{
		[UIView animateWithDuration: 0.33f 
			delay: 0.0f 
			options: UIViewAnimationOptionCurveEaseInOut | UIViewAnimationOptionAllowUserInteraction 
			animations: ^
			{
				self.alpha = 0.0f;
			} 
			completion: ^(BOOL finished)
			{
				[self removeFromSuperview];
				completion();
			}];
	}
}

- (void)hideAfterDelay: (CGFloat)delay
	withCompletion: (void (^)())completion
{
	[self performSelector: @selector(hideWithCompletion:) 
		withObject: completion 
		afterDelay: delay];
}