#ifndef XUniqueResource_h
#define XUniqueResource_h
#if PLATFORM(X11)
#if USE(GLX)
typedef unsigned long GLXPbuffer;
typedef unsigned long GLXPixmap;
#endif
namespace WebCore {
enum class XResource {
Colormap,
#if PLATFORM(GTK)
Damage,
#endif
Pixmap,
Window,
#if USE(GLX)
GLXPbuffer,
GLXPixmap,
#endif
};
template <XResource T> class XUniqueResource {
public:
XUniqueResource()
{
}
XUniqueResource(unsigned long resource)
: m_resource(resource)
{
}
XUniqueResource(XUniqueResource&& uniqueResource)
: m_resource(uniqueResource.release())
{
}
XUniqueResource& operator=(XUniqueResource&& uniqueResource)
{
reset(uniqueResource.release());
return *this;
}
~XUniqueResource()
{
reset();
}
unsigned long get() const { return m_resource; }
unsigned long release() { return std::exchange(m_resource, 0); }
void reset(unsigned long resource = 0)
{
std::swap(m_resource, resource);
deleteXResource(resource);
}
explicit operator bool() const { return m_resource; }
private:
static void deleteXResource(unsigned long resource);
unsigned long m_resource { 0 };
};
using XUniqueColormap = XUniqueResource<XResource::Colormap>;
#if PLATFORM(GTK)
using XUniqueDamage = XUniqueResource<XResource::Damage>;
#endif
using XUniquePixmap = XUniqueResource<XResource::Pixmap>;
using XUniqueWindow = XUniqueResource<XResource::Window>;
#if USE(GLX)
using XUniqueGLXPbuffer = XUniqueResource<XResource::GLXPbuffer>;
using XUniqueGLXPixmap = XUniqueResource<XResource::GLXPixmap>;
#endif
}
#endif // PLATFORM(X11)
#endif // XUniqueResource_h