VB Snippet - Autofill like Explorer Address Bar
VB Code:
Private Declare Function SendMessage Lib "user32" Alias _
"SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, _
ByVal wParam As Long, lParam As Any) As Long
Const CB_FINDSTRING = &H14C
Const CB_ERR = (-1)
'*******************************************************************************
' AUTOFIND (FUNCTION)
'
' DESCRIPTION:
' AUTOCOMPLETE A COMBOBOX (WORKS !!!)
'*******************************************************************************
Public Function AUTOFIND(ByRef cboCurrent As ComboBox, _
ByVal KeyAscii As Integer, Optional ByVal LimitToList As Boolean = False)
Dim lCB As Long
Dim sFindString As String
If KeyAscii = 8 Then
If cboCurrent.SelStart <= 1 Then
cboCurrent = ""
AUTOFIND = 0
Exit Function
End If
If cboCurrent.SelLength = 0 Then
sFindString = UCase(Left(cboCurrent, Len(cboCurrent) - 1))
Else
sFindString = Left$(cboCurrent.Text, cboCurrent.SelStart - 1)
End If
ElseIf KeyAscii < 32 Or KeyAscii > 127 Then
Exit Function
Else
If cboCurrent.SelLength = 0 Then
sFindString = UCase(cboCurrent.Text & Chr$(KeyAscii))
Else
sFindString = Left$(cboCurrent.Text, cboCurrent.SelStart) & Chr$(KeyAscii)
End If
End If
lCB = SendMessage(cboCurrent.hwnd, CB_FINDSTRING, -1, ByVal sFindString)
If lCB <> CB_ERR Then
cboCurrent.ListIndex = lCB
cboCurrent.SelStart = Len(sFindString)
cboCurrent.SelLength = Len(cboCurrent.Text) - cboCurrent.SelStart
AUTOFIND = 0
Else
If LimitToList = True Then
AUTOFIND = 0
Else
AUTOFIND = KeyAscii
End If
End If
End Function
