【转载】VBA-通过标签确定关联控件

时　间:2023-04-04 10:51:32
作　者:金宇   ID：43  城市：江阴
摘　要:VBA-通过标签确定关联控件。
正　文:

      下面是一个函数，我们可以通过标签来确定与哪个控件相关联，使用的时候先将下面函数放到模块中。

'------------------------------------------------------------------------
' Procedure : GetLabelAssoCtrl
' Author    : Daniel Pineault, CARDA Consultants Inc.
' Website   : http://www.cardaconsultants.com
' Req'd Refs: Late Binding  -> none required
'
' Input Variables:
' ~~~~~~~~~~~~~~~~
' oLbl      : Label object to retrieve the associated control name of
' oFrm      : Form object containing the label control
'
' Return:
' ~~~~~~~
' The function return the name of the associated control, and "" if it isn't associated
' with any control.
'
' Usage:
' ~~~~~~
' GetLabelAssoCtrl(me.lbl_FirstName, me)
'   Returns -> txt_FirstName
'
' Revision History:
' Rev       Date(yyyy-mm-dd)        Description
' **************************************************************
' 1         2023-03-31
'----------------------------------------------------------------
Function GetLabelAssoCtrl(oLbl As Access.Label, oFrm As Access.Form) As String
On Error GoTo Error_Handler
    Dim sAssoCtrl As String
    
    sAssoCtrl = oLbl.Parent.Name
    If oFrm.Name = sAssoCtrl Then sAssoCtrl = ""
    
    GetLabelAssoCtrl = sAssoCtrl
    
Error_Handler_Exit:
    On Error Resume Next
    Exit Function
 
Error_Handler:
    MsgBox "The following error has occurred" & vbCrLf & vbCrLf & _
           "Error Source: GetLabelAssoCtrl" & vbCrLf & _
           "Error Number: " & Err.Number & vbCrLf & _
           "Error Description: " & Err.Description & _
           Switch(Erl = 0, "", Erl <> 0, vbCrLf & "Line No: " & Erl) _
           , vbOKOnly + vbCritical, "An Error has Occurred!"
    Resume Error_Handler_Exit
End Function