WorkbookOpen Event
Applies To
Application object.
Description
Occurs when a workbook is opened.
Syntax
Private Sub object_WorkbookOpen(ByVal Wb As Workbook)
object   An object of type Application declared with events in a class module.
Wb   The workbook.
Example
This example arranges all open windows when a workbook is opened.
Private Sub App_WorkbookOpen(ByVal Wb As Workbook)
    Application.Windows.Arrange xlArrangeStyleTiled
End Sub