ShowWindowAsync function (winuser.h)
Sets the show state of a window without waiting for the operation to complete.
BOOL ShowWindowAsync( [in] HWND hWnd, [in] int nCmdShow );
A handle to the window.
Controls how the window is to be shown. For a list of possible values, see the description of the ShowWindow function.
If the operation was successfully started, the return value is nonzero.
This function posts a show-window event to the message queue of the given window. An application can use this function to avoid becoming nonresponsive while waiting for a nonresponsive application to finish processing a show-window event.
|Minimum supported client||Windows 2000 Professional [desktop apps only]|
|Minimum supported server||Windows 2000 Server [desktop apps only]|
|Header||winuser.h (include Windows.h)|
|API set||ext-ms-win-ntuser-window-l1-1-4 (introduced in Windows 10, version 10.0.14393)|