static int EventArea_PaintCallbackProc(HWND hWnd, HDC hDC, RECT *rcPaint, HRGN rgn, DWORD dFlags, void * CallBackData) { return EventArea_Draw(hWnd,hDC); }
static int EventArea_PaintCallbackProc(HWND hWnd, HDC hDC, RECT *, HRGN, DWORD, void *) { return EventArea_Draw(hWnd, hDC); }