#include <assert.h>
#include "Xlib.h"

namespace sp { namespace Xlib {

namespace _priv {
	// Define a global display (for simplicity, we always connect to local one.)
	::Display* display = NULL;
};

void init()
{
	_priv::display = XOpenDisplay(NULL);
}

void shutdown()
{
	XCloseDisplay(_priv::display);
	_priv::display = NULL;
}

::Display* getDisplay()
{
	assert(_priv::display != NULL);
	return _priv::display;
}

::Atom getAtom(const std::string& name, bool onlyIfExists)
{
	return XInternAtom(getDisplay(), name.c_str(), onlyIfExists);
}

} } // namespace sp::Xlib