ceramic any key just pressed component

AnyKeyJustPressed.hx

/**
 * This should be class to check if any key is just pressed.
 * There is a little bug, but lets see if anyone complains.
 * 
 * To reproduce bug:
 * - hold any key
 * - press any other key
 * 
 * expected:
 * - event triggers
 * 
 * actuall:
 * - nothing happens
 */
class AnyKeyJustPressed  {

	public var anyKeyJustPressed:ceramic.Key -> Void = null;

	var input:ceramic.Input.Input;
	var prevPressed:Bool = false;
	var currPressed:Bool = false;

	public function new(?handler:ceramic.Key -> Void, ?input:ceramic.Input.Input) {
		anyKeyJustPressed = handler;

		this.input = input != null ? input : ceramic.App.app.input;
		this.input.onceKeyDown(null, keyDownHandler);	
		this.input.onceKeyUp(null, reattach);
	}

	function keyDownHandler(e:ceramic.Key) {
		if (anyKeyJustPressed != null)
			anyKeyJustPressed(e);
	}

	function reattach(e) {
		input.onceKeyDown(null, keyDownHandler);
		input.onceKeyUp(null, reattach);
	}

	public function destroy() {
		input.offKeyDown(keyDownHandler);
		input.offKeyUp(reattach);
		input = null;
		anyKeyJustPressed = null;
	}
}