codice:
'menu flags
Public Const MF_BYCOMMAND As Long = &H0
Public Const MF_BYPOSITION As Long = &H400
Public Const MF_REMOVE As Long = &H1000
Public Const MIIM_STATE As Long = &H1
Public Const MIIM_ID As Long = &H2
Public Const MIIM_SUBMENU As Long = &H4
Public Const MIIM_CHECKMARKS As Long = &H8
Public Const MIIM_TYPE As Long = &H10
Public Const MIIM_DATA As Long = &H20
Public Const MFT_STRING As Long = &H0
Public Const MFT_RADIOCHECK As Long = &H200
Public Const MFS_DISABLED As Long = &H3
Public Type MENUITEMINFO
cbSize As Long
fMask As Long
fType As Long
fState As Long
wID As Long
hSubMenu As Long
hbmpChecked As Long
hbmpUnchecked As Long
dwItemData As Long
dwTypeData As String
cch As Long
End Type
Public Declare Function GetMenuItemInfo Lib "user32" _
Alias "GetMenuItemInfoA" _
(ByVal hMenu As Long, ByVal uItem As Long, _
ByVal fByPosition As Long, lpmii As MENUITEMINFO) As Long
Public Declare Function GetMenuItemCount Lib "user32" _
(ByVal hMenu As Long) As Long
Public Declare Function GetSystemMenu Lib "user32" _
(ByVal hwnd As Long, _
ByVal bRevert As Long) As Long
Public Declare Function RemoveMenu Lib "user32" _
(ByVal hMenu As Long, _
ByVal nPosition As Long, _
ByVal wFlags As Long) As Long
Public Declare Function DrawMenuBar Lib "user32" _
(ByVal hwnd As Long) As Long
Public Declare Function SetWindowPos Lib "user32" _
(ByVal hwnd As Long, ByVal hWndInsertAfter As Long, _
ByVal x As Long, ByVal Y As Long, _
ByVal cx As Long, ByVal cy As Long, _
ByVal wFlags As Long) As Long
Public Sub RemoveCloseMenu(frm As Form)
Dim c As Long
Dim hMenu As Long
Dim mInfo As MENUITEMINFO
Dim Pos As Long
'Trova l'hndle del menu
hMenu = GetSystemMenu(frm.hwnd, 0)
'scorre i menu all'indietro
For c = GetMenuItemCount(hMenu) To 0 Step -1
mInfo.cbSize = Len(mInfo)
mInfo.fMask = MIIM_TYPE Or MIIM_ID
mInfo.fType = MFT_STRING
mInfo.dwTypeData = SPACE$(256)
mInfo.cch = Len(mInfo.dwTypeData)
'ottieni la struttura MENUITEMINFO per il menu corrente
If GetMenuItemInfo(hMenu, c, True, mInfo) = 1 Then
If (mInfo.wID = 61536) Then 'id del menu X
'toglie la X
Call RemoveMenu(hMenu, c, MF_REMOVE Or MF_BYPOSITION)
'toglie il separatore prima della X
Call RemoveMenu(hMenu, c - 1, MF_REMOVE Or MF_BYPOSITION)
End If
End If
Next
Call SetWindowPos(frm.hwnd, 0, 0, 0, 0, 0, SWP_FLAGS)
Call DrawMenuBar(frm.hwnd)
End Sub
per usarla
codice:
call RemoveCloseMenu(nomeform)