Function name: CheckMenuRadioItem

Defined in : User32

Requirements : Windows NT 4.0 or later; Windows 95 or later

Declaration:

Declare Function CheckMenuRadioItem Lib "user32" (ByVal hMenu As Long, ByVal un1 As Long, ByVal un2 As Long, ByVal un3 As Long, ByVal un4 As Long) As Long

Parameters:

* hmenu [in] Handle to the menu that contains the group of menu items. * idFirst [in] Identifier or position of the first menu item in the group. * idLast [in] Identifier or position of the last menu item in the group. * idCheck [in] Identifier or position of the menu item to check. * uFlags [in] Value specifying the meaning of idFirst, idLast, and idCheck. If this parameter is MF_BYCOMMAND, the other parameters specify menu item identifiers. If it is MF_BYPOSITION, the other parameters specify the menu item positions.

Returns:

If the function succeeds, the return value is nonzero. If the function fails, the return value is zero. To get extended error information, use the GetLastError function.

Related functions:

Examples:

Menu With Radio Buttons