Add HRGN_FULL
@@ -1085,7 +1085,7 @@ LRESULT CALLBACK PhpGraphWndProc(
updateRegion = (HRGN)wParam;
- if (updateRegion == (HRGN)1) // HRGN_FULL
+ if (updateRegion == HRGN_FULL)
updateRegion = NULL;
// Themed border
