Membuat semua control di form menjadi flat (Scrip VB)

Option Explicit
'By : Eko cahyono Ym: eko_matrix
Const GWL_EXSTYLE = (-20)
Const WS_EX_CLIENTEDGE = &H200
Const WS_EX_STATICEDGE = &H20000
Const SWP_FRAMECHANGED = &H20
Const SWP_NOZORDER = &H4

Const SWP_NOSIZE = &H1
Const SWP_NOMOVE = &H2
Const SWP_NOACTIVATE = &H10
Const SWP_SHOWWINDOW = &H40

Private Declare Sub 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)
Private Declare Function GetWindowLong Lib "user32" Alias "GetWindowLongA" _
(ByVal HWND As Long, ByVal nIndex As Long) As Long
Private Declare Function SetWindowLong Lib "user32" Alias "SetWindowLongA" _
(ByVal HWND As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long


Public Sub FlatStyle(ByVal HWND As Long)
Dim oStyle As Long
oStyle = GetWindowLong(HWND, GWL_EXSTYLE)
oStyle = oStyle And Not WS_EX_CLIENTEDGE Or WS_EX_STATICEDGE
SetWindowLong HWND, GWL_EXSTYLE, oStyle
SetWindowPos HWND, 0, 0, 0, 0, 0, SWP_NOACTIVATE Or SWP_NOZORDER Or _
SWP_FRAMECHANGED Or SWP_NOSIZE Or SWP_NOMOVE
End Sub

Private Sub Form_Load()
'Sediakan beberapa objek spt (Picture1,List1,Text1,Command1, dll...)
'Panggil fungsi seperti ini dengan parameter HWND setiap objek
'########################
'FlatStyle Form1.HWND
'FlatStyle Command1.HWND
'FlatStyle List1.HWND
'FlatStyle Picture1.HWND
'FlatStyle Text1.HWND





'apabila ingin otomatis untuk semua objek di form
'bisa pake fungsi berikut:
'#####################
On Error Resume Next
Dim cc As Control
For Each cc In Me.Controls
FlatStyle cc.HWND
Next

End Sub