Highlighting a UIControl subclass
basically I need an image button, specifically a custom object that: 1) calls a controller's action when tapped 2) encapsulates custom data 3) is automatically moved by wrapper view (not relevant) Well, I got all this with a subclass of UIControl (since subclassing UIButton is not recommended and subclassing UIImageView makes difficult to manage the point 1). But now what is the correct way to highlight it? I would like to highlight the control when tapped in any way (even a simple momentary reduction of alpha). With beginTrackingWithTouch and endTrackingWithTouch I can't recognize the only