120626_API :: TranslateObject

LRESULT CALLBACK WndProc(HWND hWnd,UINT iMessage,WPARAM wParam,LPARAM lParam) {  HDC hdc;  PAINTSTRUCT ps;  int i;  HBRUSH MyBrush,OldBrush;  HPEN MyPen, OldPen;  switch (iMessage) {  case WM_PAINT:   hdc=BeginPaint(hWnd, &ps);   for (i=0;i<250;i+=5) {    MoveToEx(hdc,0,i,NULL);    LineTo(hdc,600,i);   }   // 빨간 펜 초록 브러시   MyBrush=CreateSolidBrush(RGB(0,255,0));    OldBrush=(HBRUSH)SelectObject(hdc,MyBrush);   MyPen=CreatePen(PS_SOLID, 5, RGB(255,0,0));   OldPen=(HPEN)SelectObject(hdc, MyPen);   Ellipse(hdc,20,20,150,150);   // 빨간 펜 널 브러시   SelectObject(hdc,GetStockObject(NULL_BRUSH));   Ellipse(hdc,220,20,350,150);   // 널 펜 초록 브러시   SelectObject(hdc,MyBrush);   SelectObject(hdc,GetStockObject(NULL_PEN));   Ellipse(hdc,420,20,550,150);   DeleteObject(SelectObject(hdc, OldBrush)); // MyBrush 설정값이 리턴되어 삭제 함.   //DeleteObject(SelectObject(hdc, OldPen)); // (X) - 한빛미디어 예제 코드에서는 다음과 같이 나와있으나,  SelectObject(hdc, OldPen)); 에서 리턴 되는 값은 NULL_PEN 이다. NULL_PEN은 stockObject 이므로 삭제 X.   SelectObject(hdc, OldPen);                       // (0) <- 다음 코드 처럼 변경해야 함.   DeleteObject(hdc, MyPen);                       // ** MyPen 도 생성한 함수이므로 삭제   EndPaint(hWnd, &ps);    return 0;  case WM_DESTROY:   PostQuitMessage(0);   return 0;  }  return(DefWindowProc(hWnd,iMessage,wParam,lParam)); }