by Eli Elhadad (1 Submission)
Category: Windows API Call/Explanation
Compatability: Visual Basic 5.0
Difficulty: Unknown Difficulty
Originally Published: Fri 26th May 2000
Date Added: Mon 8th February 2021
Rating: 
(1 Votes)
Auto-searching by entering text in a combo box
API Declarations
(ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, _
lParam As Any) As Long
Public Const CB_FINDSTRING = &H14C
VBcoders
Private Sub Combo1_Change()
Dim iStart As Integer
Dim sString As String
Static iLeftOff As Integer
iStart = 1
iStart = Combo1.SelStart
If iLeftOff <> 0 Then
Combo1.SelStart = iLeftOff
iStart = iLeftOff
End If
sString = CStr(Left(Combo1.Text, iStart))
Combo1.ListIndex = SendMessage(Combo1.hwnd, _
CB_FINDSTRING, -1, ByVal CStr(Left( _
Combo1.Text, iStart)))
If Combo1.ListIndex = -1 Then
iLeftOff = Len(sString)
Combo1.Text = sString
End If
Combo1.SelStart = iStart
iLeftOff = 0
End Sub
