An application sends the WM_CPL_LAUNCH message to Windows Control Panel to request that a Control Panel application be started.
WM_CPL_LAUNCH
hwnd = (HWND) wParam; // handle of sending window
lpszAppName = (LPSTR) lParam; // application-name string
Parameters
hwnd
Value of wParam. Specifies the handle of the window sending the message. The WM_CPL_LAUNCHED message is sent to this window.
lpszAppName
Value of lParam. Specifies a far pointer to a string containing the name of the Control Panel application to open.
Return Values
If the application starts, the return value is TRUE; otherwise, it is FALSE.
See Also