#include <CtrlLib/CtrlLib.h>

using namespace Upp;

class FullScreenTest : public TopWindow
{
public:
	typedef FullScreenTest CLASSNAME;
	FullScreenTest();
	virtual bool Key(dword key, int count);
	virtual void Paint(Draw& w);
	void SetFullScreen(bool b);
};

FullScreenTest::FullScreenTest()
{
	Title("FullScreenTest").Sizeable();
}

void FullScreenTest::Paint(Draw & w)
{
	Rect r = GetView();
	w.DrawRect(r, Blue);
}

bool FullScreenTest::Key(dword key, int count)
{
	if (key == K_F11)
		if (IsFullScreen())
			SetFullScreen(false);
		else
			SetFullScreen(true);
}

void FullScreenTest::SetFullScreen(bool b)
{
	Sizeable(!b);
	FullScreen(b);
	
	XEvent event;
	event.xclient.type = ClientMessage;
	event.xclient.serial = 0;
	event.xclient.send_event = true;
	event.xclient.message_type = XAtom("_NET_WM_STATE");
	event.xclient.window = GetWindow();
	event.xclient.format = 32;
	event.xclient.data.l[0] = b;
	event.xclient.data.l[1] = XAtom("_NET_WM_STATE_FULLSCREEN");
	event.xclient.data.l[2] = 0;
	event.xclient.data.l[3] = 0;
	event.xclient.data.l[4] = 0;
	
	XSendEvent(Xdisplay, Xroot, false, SubstructureRedirectMask | SubstructureNotifyMask, &event);
	
	if (b)
		SetRect(0, 0, Xwidth, Xheight);
}

GUI_APP_MAIN
{
	FullScreenTest().Run();
}