MRPT Event observer sample

observer.cpp

#include <iostream>
#include <mrpt/utils.h>
#include <mrpt/gui.h>

class EventObserver : public mrpt::utils::CObserver{
protected:
	virtual void OnEvent(const mrpt::utils::mrptEvent &e){
		if(e.isOfType<mrpt::gui::mrptEventMouseDown>()){
			const mrpt::gui::mrptEventMouseDown *ev = e.getAs<mrpt::gui::mrptEventMouseDown>();
			std::cout << ev->coords << std::endl;
		}
	}
};

int main(){
	mrpt::gui::CDisplayWindow window("test window");

	EventObserver eventObs;
	eventObs.observeBegin(window);

	while(window.isOpen());

	return 0;
}