#include <stdarg.h>
#include <windef.h>
#include <winbase.h>
#include <winuser.h>

void MessageLoop(MSG*, HWND)

int main(void){

   MSG msg;
   HWND hwnd;
   WNDCLASS wndclass;
   HINSTANCE hInst = GetCurrentProcess();

   wndclass.style = CS_VREDRAW | CS_HREDRAW;
   wndclass.lpfnWndProc = &DefWindowProc;
   wndclass.cbClsExtra = 0;
   wndclass.cbWndExtra = 0;
   wndclass.hInstance = hInst;
   wndclass.hIcon = NULL;
   wndclass.hCursor = GetCursor();
   wndclass.hbrBackground = GetSysColorBrush(0);
   wndclass.lpszMenuName = NULL;
   wndclass.lpszClassName = "Sample window";

   RegisterClass(&wndclass);

   hwnd = CreateWindow(
	"Sample window",
	"Sample",
	WS_OVERLAPPEDWINDOW,
	35,
	35,
	765,
	505,
	NULL,
	NULL,
	hInst,
	NULL
   );

   ShowWindow(hwnd,SW_SHOWDEFAULT);
   MessageLoop(&msg,hwnd);
   UnregisterClass("Sample window", hInst);
}

void MessageLoop(MSG* msg, HWND hwnd){
   while(GetMessage(msg, hwnd, 0, 0) > 0)){
	TranslateMessage(msg);
	DispatchMessage(msg);
   }
}