GetWindowRgnBox function user32
The GetWindowRgnBox function retrieves the dimensions of the tightest bounding rectangle for the window region of a window.
int GetWindowRgnBox(
HWND hWnd,
LPRECT lprc
);
Implementation
int GetWindowRgnBox(int hWnd, Pointer<RECT> lprc) =>
_GetWindowRgnBox(hWnd, lprc);