cargar estructura de menu en treeview excepto separadarores hola a todos,espero q puedan ayudarme con esto.Quisiera que en un control treeview se cargue la estructura del menu del formulario mdi,me descargue el codigo de una pagina
y muy bien pero el problema que tambien me carga los separadores del menu,quisiera saber como hacer para q no cargue los separadores q hay en el menu aqui les dejo el codigo que descargue
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'codigo en modulo
Option Explicit
Type Menu_Descriptor
text As String
Key As String
Type As Long
nSub As Long
Id As Long
ParenthMenu As Long
ParentHwnd As Long
level As Long
pos As Long
End Type
Declare Function GetMenuItemCount Lib "user32" ( _
ByVal hmenu As Long) As Long
Declare Function GetMenuItemID Lib "user32" ( _
ByVal hmenu As Long, _
ByVal nPos As Long) As Long
Declare Function GetMenuString _
Lib "user32" _
Alias "GetMenuStringA" ( _
ByVal hmenu As Long, _
ByVal wIDItem As Long, _
ByVal lpstring As String, _
ByVal nMaxCount As Long, _
ByVal wFlag As Long) As Long
Declare Function GetSubMenu _
Lib "user32" ( _
ByVal hmenu As Long, _
ByVal nPos As Long) As Long
Declare Function GetMenu _
Lib "user32" ( _
ByVal hWnd As Long) As Long
Declare Function GetMenuState _
Lib "user32" ( _
ByVal hmenu As Long, _
ByVal wID As Long, _
ByVal wFlags As Long) As Long
Declare Function GetSystemMenu _
Lib "user32" ( _
ByVal hWnd As Long, _
ByVal bRevert As Long) As Long
Public MenuList() As Menu_Descriptor
Sub List_Menu(ByVal hWnd, ByVal hmenu As Long, sys As Long)
' Erstellt die Liste der Menüeinträge. Beachte:
' Die Funktion wird rekursiv verwendet, d.h. sie
' ruft sich selbst auf.
Dim menuID As Long
Dim menuFlag As Long
Dim menuCnt As Long
Dim i As Long
Dim ret As Long
Dim pos As Long
Dim MenuText$
Dim mText$
Static level As Long
Static cnt As Long
Dim ub As Long
Dim subMenu As Long
Const MF_BYPOSITION = 1024
Const MF_BYCOMMAND = 0
If hmenu = 0 Then
' por si se quiere incluir el menú de sistema ( en este ejemplo no )
If sys = True Then
hmenu = GetSystemMenu(hWnd, 0)
Else
' handle del menú principal de la ventana
hmenu = GetMenu(hWnd)
End If
cnt = 0
level = 0
' almacena en el type el HWND anterior
MenuList(0).ParenthMenu = hmenu
End If
If hmenu <= 0 Then ' Wenn nicht verfügbar > abbrechen
Exit Sub
End If
' Obtiene con GetMenuItemCount la cantidad de menues del menu actual
menuCnt = GetMenuItemCount(hmenu)
If menuCnt < 0 Then
Exit Sub
End If
ub = UBound(MenuList)
ReDim Preserve MenuList(ub + menuCnt)
level = level + 1
MenuText$ = String$(256, 0)
For i = 0 To menuCnt - 1
' ID für diese Menü lesen
' -1 für Popup, 0 für Seperator
menuID = GetMenuItemID(hmenu, i)
'buffer
MenuText = String$(256, 0)
' tipo de menú
'''''''''''''''''''''''''''''
Select Case menuID
Case 0 ' Seperator
cnt = cnt + 1
MenuList(cnt).Type = 0
mText$ = "---------------"
Case -1 ' Popup menu
cnt = cnt + 1
MenuList(cnt).Type = 1
' recupera el caption
ret = GetMenuString(hmenu, i, MenuText, 127, MF_BYPOSITION)
menuFlag = GetMenuState(hmenu, i, MF_BYPOSITION)
Case Else ' Normaler Eintrag
cnt = cnt + 1
ret = GetMenuString(hmenu, menuID, MenuText, 127, MF_BYCOMMAND)
menuFlag = GetMenuState(hmenu, menuID, MF_BYCOMMAND)
MenuList(cnt).Type = 2
End Select
If MenuList(cnt).Type > 0 Then
pos = InStr(1, MenuText$, Chr$(0), 1)
mText$ = Left$(MenuText$, pos - 1)
End If
MenuList(cnt).Id = menuID
MenuList(cnt).ParentHwnd = hWnd
MenuList(cnt).ParenthMenu = hmenu
MenuList(cnt).text = mText
MenuList(cnt).level = level
MenuList(cnt).pos = i
If MenuList(cnt).Type = 1 Then
subMenu = GetSubMenu(hmenu, i)
menuCnt = GetMenuItemCount(subMenu)
MenuList(cnt).nSub = menuCnt
Call List_Menu(hWnd, subMenu, 0)
End If
Next i
level = level - 1
End Sub
' recibe el HWND de la ventana el treeview
'''''''''''''''''''''''''''''''''''''''''''''''''' ''''''''''''''''''''''
Sub Cargar_Menu_En_Treeview(lHwnd As Long, tv As TreeView)
' si el hwnd es 0 sale
If lHwnd = 0 Then Exit Sub
Dim hmenu As Long
Dim i As Long
Dim Nivel As Long
' redimensiona la lista que almacena los menues
ReDim MenuList(0)
' carga todos los menu en el array
Call List_Menu(lHwnd, hmenu, False)
Dim caption_menu As String
Dim nodo As Node
Dim nn As Integer
With tv
tv.HotTracking = True ' opcional
tv.Nodes.Clear ' limpia el treeview
End With
' recorre todo el array
For i = 1 To UBound(MenuList)
' nivel del menú actual 1 - 2 - 3 - 4 etc...
Nivel = (MenuList(i).level - 1)
' texto del menú
caption_menu = MenuList(i).text
If Nivel < 0 Then Nivel = 0
' Se agregan los separadores si el caption es una cadena vacia
If caption_menu = "" Then caption_menu = "<--------->"
With tv
' menú de primer nivel
If Nivel = 0 Then
Set nodo = .Nodes.Add(, , , caption_menu)
' menues children y nodos siguientes
ElseIf Nivel = nn Then
Set nodo = .Nodes(i - 1).Parent
Set nodo = .Nodes.Add(i - 1, tvwNext, , caption_menu)
ElseIf Nivel > nn Then
Set nodo = .Nodes.Add(i - 1, tvwChild, , caption_menu)
Else
Set nodo = .Nodes.Add(nodo.FirstSibling.Parent, , , caption_menu)
End If
' expande el nodo
nodo.Expanded = True
End With
' para comprobar el próximo nivel de menú
nn = Nivel
Next
End Sub
Código en un formulario
Option Explicit
' le pasa el treeview y el hwnd de la ventana
'''''''''''''''''''''''''''''''''''''''''''''''''' '
Private Sub Command1_Click()
Call Cargar_Menu_En_Treeview(Me.hWnd, TreeView1)
End Sub
espero puedan ayudarme
