VBA Programatically added Combobox and code - code doesn't want to execute????

Dustan

New Member
Joined
Jun 19, 2012
Messages
47
I have a btnclick event that adds a combobox to a userform. This works fine. I have it set the left, top, width, font.color, font.italic and font.text attributes - It all works good. Here is that code...

Code:
strComboBox = "Forms.ComboBox.1"
strTextBox = "Forms.TextBox.1"
strLabel = "Forms.Label.1"


   intNumberOfLines = txtNumberOfLines.Value
    intNewLineNumber = intNumberOfLines + 1


    strNewPartNumberComboboxName = "cmbPartNumber" & intNewLineNumber
    
    Set cmbPartNumberCombobox = NewPurchaseOrder.Controls.Add(strComboBox, strNewPartNumberComboboxName)
    With cmbPartNumberCombobox
        .Top = lngTopofCells + lngStepsLong
        .Left = lngPartNumberLeft
        .Width = lngPartNumberWidth
        .ForeColor = &H8000000C
        .Font.Italic = True
        .Text = "Part Number:"
    End With

I then have the btnclick event write an enter and exit procedure for the newly created control. Again, this works as expected. Code is as follows...

Code:
    Dim strCodeToWrite As String
    
    strCodeToWrite = "Private Sub " & strNewPartNumberComboboxName & "_Enter()" & vbCrLf
    strCodeToWrite = strCodeToWrite & "If " & strNewPartNumberComboboxName & ".Text = ""Part Number:"" Then" & vbCrLf
    strCodeToWrite = strCodeToWrite & strNewPartNumberComboboxName & ".Text = """"" & vbCrLf
    strCodeToWrite = strCodeToWrite & strNewPartNumberComboboxName & ".Font.Italic = False" & vbCrLf
    strCodeToWrite = strCodeToWrite & strNewPartNumberComboboxName & ".ForeColor = &H80000008" & vbCrLf
    strCodeToWrite = strCodeToWrite & "End If" & vbCrLf
    strCodeToWrite = strCodeToWrite & "End Sub"
    
    ActiveWorkbook.VBProject.VBComponents("NewPurchaseOrder").CodeModule.AddFromString strCodeToWrite


    strCodeToWrite = "Private Sub " & strNewPartNumberComboboxName & "_Exit(ByVal Cancel As MSForms.ReturnBoolean)" & vbCrLf
    strCodeToWrite = strCodeToWrite & "Dim strPartNumber As String" & vbCrLf
    strCodeToWrite = strCodeToWrite & "strPartNumber = " & strNewPartNumberComboboxName & ".Value" & vbCrLf
    strCodeToWrite = strCodeToWrite & vbCrLf
    strCodeToWrite = strCodeToWrite & "If strPartNumber = """" Then" & vbCrLf
    strCodeToWrite = strCodeToWrite & strNewPartNumberComboboxName & ".Font.Italic = True" & vbCrLf
    strCodeToWrite = strCodeToWrite & strNewPartNumberComboboxName & ".ForeColor = &H8000000C" & vbCrLf
    strCodeToWrite = strCodeToWrite & strNewPartNumberComboboxName & ".Text = ""Part Number:""" & vbCrLf
    strCodeToWrite = strCodeToWrite & "End If" & vbCrLf
    strCodeToWrite = strCodeToWrite & "End Sub"


    ActiveWorkbook.VBProject.VBComponents("NewPurchaseOrder").CodeModule.AddFromString strCodeToWrite

This produces both the enter and exit procedures that I want - procedures that work as requested on controls that were added in design mode. They look like this...

Code:
Private Sub cmbPartNumber2_Enter()
If cmbPartNumber2.Text = "Part Number:" Then
    cmbPartNumber2.Text = ""
    cmbPartNumber2.Font.Italic = False
    cmbPartNumber2.ForeColor = &H80000008
End If
End Sub


Private Sub cmbPartNumber2_Exit(ByVal Cancel As MSForms.ReturnBoolean)
Dim strPartNumber As String
strPartNumber = cmbPartNumber1.Value


If strPartNumber = "" Then
    cmbPartNumber2.Font.Italic = True
    cmbPartNumber2.ForeColor = &H8000000C
    cmbPartNumber2.Text = "Part Number:"
End If
End Sub

The issue that I am running in to is.... I can't get the Enter or Exit procedures to run on the control that is added programatically. When I run the code, the userform pops up. When I click the button - triggering the btnclick procedure to add the new control and the vba code - the new control appears with the text displayed "Part Number:" as expected. When I click on the control - it is supposed to execute the ENTER procedure that was written by the btnclick procedure, a procedure that works on design added controls - nothing happens. It is supposed to remove the text "Part Number:", change the italics and font color. The cursor defaults to the end of the "Part Number:" text.... Not changing the properties or removing the text as it is supposed to.

Any help is greatly appreciated.
 
Last edited:

Excel Facts

Control Word Wrap
Press Alt+Enter to move to a new row in a cell. Lets you control where the words wrap.
Firstly, don’t add event handlers like that, it’s hacky and other users won’t be able to run your code without lowering their securities settings. You should be using a class to create an object that subscribes to the events raised by your button, see here: https://stackoverflow.com/questions...-created-dynamically-in-vba/10596866#10596866

Secondly, it’s difficult to respond to the enter and exit events for controls added at runtime, you need to code an alternative, have a look here: https://www.excelforum.com/excel-pr...-multiple-userform-textboxes.html#post5040782
 
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