IXMLSpyPlugIn.OnUpdateCommand
声明
OnUpdateCommand(nID as long, pXMLSpy as IDispatch) as SPYUpdateAction
描述
每次需要设置按钮或菜单项的可见状态时都会调用OnUpdateCommand()方法。nID存储由相应的UIElement的ID元素定义的命令ID。pXMLSpy持有对Application对象的调度接口的引用。
设置更新状态的可能返回值有：
spyEnable = 1
spyDisable = 2
spyCheck = 4
spyUncheck = 8
示例
Public Function IXMLSpyPlugIn_OnUpdateCommand(ByVal nID As Long, ByVal pXMLSpy As Object) As SPYUpdateAction
IXMLSpyPlugIn_OnUpdateCommand = spyDisable
If (Not (pXMLSpy Is Nothing)) Then
Dim objSpy As XMLSpyLib.Application
Set objSpy = pXMLSpy
If nID = 3 Or nID = 5 Then
IXMLSpyPlugIn_OnUpdateCommand = spyEnable
End If
If nID = 4 Or nID = 6 Then
If objSpy.Documents.Count > 0 Then
IXMLSpyPlugIn_OnUpdateCommand = spyEnable
Else
IXMLSpyPlugIn_OnUpdateCommand = spyDisable
End If
End If
End If
End Function