module1.bas

1个msn数据库

Attribute VB_Name = "Module1"
Declare Function RemoveMenu Lib "User32" (ByVal hMenu As Long, ByVal nPosition As Long, ByVal wFlags As Long) As Long
Declare Function DrawMenuBar Lib "User32" (ByVal hwnd As Long) As Long
Public Const MF_DISABLED = &H2&

Public Sub DisableX(Frm As Form)
    Dim hMenu As Long, nCount As Long
    hMenu = GetSystemMenu(Frm.hwnd, 0)
    nCount = GetMenuItemCount(hMenu)
    Call RemoveMenu(hMenu, nCount - 1, MF_DISABLED Or MF_BYPOSITION)
    DrawMenuBar Frm.hwnd
End Sub