by Issa Fahmy (7 Submissions)
Category: Custom Controls/Forms/Menus
Compatability: Visual Basic 4.0 (32-bit)
Difficulty: Unknown Difficulty
Originally Published: Wed 15th August 2001
Date Added: Mon 8th February 2021
Rating: 
(1 Votes)
Function to automatically Scroll a simple combo box when characters are typed in. When calling this function you need to declare privately the
API Declarations
Declare Function SendMessage Lib "user32" Alias "SendMessageA" _
(ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Any) As Long
VBcoders
Dim iStart As Integer
Dim str As String
iStart = 1
iStart = cbo.SelStart
If iLeftOff <> 0 Then
cbo.SelStart = iLeftOff
iStart = iLeftOff
End If
str = CStr(Left(cbo.Text, iStart))
cbo.ListIndex = SendMessage(cbo.hwnd, CBFINDSTRING, -1, ByVal str)
If cbo.ListIndex = -1 Then
iLeftOff = Len(str)
cbo.Text = str
End If
cbo.SelStart = iStart
cbo.SelLength = Len(str) - iStart
iLeftOff = 0
End Function
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