去编写currentChanged事件
If Forms("窗口1").Opened Then
Dim d1 As Date = e.Table.Current("列5")
Dim d2 As Date = Date.Today
If Format(d1, "yyyyMM") - Format(d2, "yyyyMM") > 1 Then
Forms("窗口1").Controls("Button1").Enabled = False
Else
If d2.Day >= 5 AndAlso Format(d1, "yyyyMM") - Format(d2, "yyyyMM") = 1 Then
Forms("窗口1").Controls("Button1").Enabled = False
Else
Forms("窗口1").Controls("Button1").Enabled = True
End If
End If
End If