#include <CtrlLib/CtrlLib.h>
//this demonstrates how to install some useful callbacks...

class MoButton : public Button {
    bool wasHere;
public:
	typedef MoButton CLASSNAME;
	Callback WhenMouseEnter, WhenMouseLeave;
	virtual void   MouseEnter(Point p, dword f);
	virtual void   MouseLeave();
	void SetWasNotHere() {wasHere=false;}
	
	MoButton(){wasHere=false;}
	~MoButton(){;}    
};

void  MoButton::MouseEnter(Point p, dword f) {
	if (!wasHere){
		wasHere=true;
		WhenMouseEnter();
	}
	Button::MouseEnter(p,f); //don't forget to call what you have overridden...
}

void  MoButton::MouseLeave() {
	if (wasHere){
		//ReleaseCapture(); //do I really need this? - not in this case :)
		wasHere=false;
		WhenMouseLeave();
	}
	Button::MouseLeave(); //don't forget to call what you have overridden...
}


class App : public TopWindow {
	MoButton opener;
	TopWindow info;
public:
	typedef App CLASSNAME;
	void openerIn();
	void openerOut();
	void openerFix();
	
	App();
};

void App::openerIn(){
	info.BottomPosZ(5, 200).HSizePos(200, 200); //use it here if you want to adjust according to button pos...

	if(!info.IsOpen()) { info.Open(); opener.SetFocus(); }
}

void App::openerOut(){
	if(info.IsOpen()) { info.Close(); }
}

void App::openerFix(){
	if(info.IsOpen()) { info.SetFocus(); opener.SetWasNotHere(); }
}
	
App::App() {
	Add(opener.TopPosZ(5, 50).LeftPos(10, 250));
	opener.SetLabel("opener test Button Mouse-In Mouse-Out");
	
	info.Title("Catch me if you can!... :)");
	
	opener.WhenMouseEnter = THISBACK(openerIn);
	opener.WhenMouseLeave = THISBACK(openerOut);
	opener.WhenPush = THISBACK(openerFix);

	OpenMain();
	Sizeable().Zoomable();
	Title("Mouse Over Button");
}


GUI_APP_MAIN
{
	App().Run();
}