interop::GetWindowIdFromWindow function (windows.ui.interop.h)

Gets the WindowId that corresponds to the specified window handle (HWND), if the hwnd argument is valid.

Syntax

HRESULT GetWindowIdFromWindow(
  HWND                       hwnd,
  ABI::Windows::UI::WindowId *id
);

Parameters

hwnd

The handle of the window for which to get the WindowId.

id

The identifier that corresponds to hwnd, if hwnd is valid. Otherwise, null.

Requirements