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VB.NET ConfigurationElement.LockItem属性代码示例

本文整理汇总了VB.NET中System.Configuration.ConfigurationElement.LockItem属性的典型用法代码示例。如果您正苦于以下问题:VB.NET ConfigurationElement.LockItem属性的具体用法?VB.NET ConfigurationElement.LockItem怎么用?VB.NET ConfigurationElement.LockItem使用的例子?那么, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在System.Configuration.ConfigurationElement的用法示例。


在下文中一共展示了ConfigurationElement.LockItem属性的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的VB.NET代码示例。

示例1: LockItem

' Show how to set LockItem
' It adds a new UrlConfigElement to 
' the collection.
Shared Sub LockItem()
    Dim name As String = "Contoso"
    Dim url As String = "http://www.contoso.com/"
    Dim port As Integer = 8080

    Try
        ' Get the current configuration file.
        Dim config _
        As System.Configuration.Configuration = _
        ConfigurationManager.OpenExeConfiguration( _
        ConfigurationUserLevel.None)

        ' Get the MyUrls section.
        Dim myUrls As UrlsSection = _
        config.Sections("MyUrls")


        ' Create the new  element.
        Dim newElement _
        As New UrlConfigElement(name, url, port)

        ' Set its lock.
        newElement.LockItem = True

        ' Save the new element to the 
        ' configuration file.
        If Not myUrls.ElementInformation.IsLocked Then

            myUrls.Urls.Add(newElement)

            config.Save(ConfigurationSaveMode.Full)

            ' This is used to obsolete the cached 
            ' section and read the updared version 
            ' from the configuration file.
            ConfigurationManager.RefreshSection("MyUrls")
        Else
            Console.WriteLine("Section was locked, could not update.")
        End If

    Catch e As ConfigurationErrorsException
        Console.WriteLine("[LockItem: {0}]", _
        e.ToString())
    End Try

End Sub
开发者ID:VB.NET开发者,项目名称:System.Configuration,代码行数:49,代码来源:ConfigurationElement.LockItem


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