ValidateRgn function Null safety user32

int ValidateRgn(
  1. int hWnd,
  2. int hRgn
)

The ValidateRgn function validates the client area within a region by removing the region from the current update region of the specified window.

BOOL ValidateRgn(
  HWND hWnd,
  HRGN hRgn
);

Implementation

int ValidateRgn(int hWnd, int hRgn) => _ValidateRgn(hWnd, hRgn);