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VB.NET ControlIDConverter类代码示例

本文整理汇总了VB.NET中System.Web.UI.WebControls.ControlIDConverter的典型用法代码示例。如果您正苦于以下问题:VB.NET ControlIDConverter类的具体用法?VB.NET ControlIDConverter怎么用?VB.NET ControlIDConverter使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。


在下文中一共展示了ControlIDConverter类的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: New

' 导入命名空间
Imports System.ComponentModel
Imports System.Web.UI
Imports System.Web.UI.WebControls

Namespace Samples.AspNet.VB

  <DefaultProperty("ControlID")>  _
  Public Class DebugInfoControl
     Inherits Control


     Public Sub New()
     End Sub


     Public Sub New(controlID As String)
        ControlID = controlID
     End Sub


     <DefaultValue(""), TypeConverter(GetType(ControlIDConverter))>  _
     Public Property ControlID() As String
        Get
           Dim o As Object = ViewState("ControlID")
           If o Is Nothing Then
              Return String.Empty
           End If
           Return CStr(o)
        End Get
        Set
           If ControlID <> value Then
              ViewState("ControlID") = value
           End If
        End Set
     End Property


     Protected Overrides Sub Render(writer As HtmlTextWriter)

        Dim info As New Label()

        If Me.ControlID.Length = 0 Then
           writer.Write("<Font Color='Red'>No ControlID set.</Font>")
        End If

        Dim ctrl As Control = Me.FindControl(ControlID)


        If ctrl Is Nothing Then
           writer.Write(("<Font Color='Red'>Could not find control " + ControlID + " in Naming Container.</Font>"))
        Else
           writer.Write(("<Font Color='Green'>Control " + ControlID + " found.<BR>"))
           writer.Write(("Its Naming Container is: " + ctrl.NamingContainer.ID + "<BR>"))
           If ctrl.EnableViewState Then
              writer.Write("It uses view state to persist its state.<BR>")
           End If
           If ctrl.EnableTheming Then
              writer.Write("It can be assigned a Theme ID.<BR>")
           End If
           If ctrl.Visible Then
              writer.Write("It is visible on the page.<BR>")
           Else
              writer.Write("It is not visible on the page.<BR>")
           End If
           writer.Write("</Font>")
        End If
     End Sub
  End Class
End Namespace
开发者ID:VB.NET开发者,项目名称:System.Web.UI.WebControls,代码行数:70,代码来源:ControlIDConverter


注:本文中的System.Web.UI.WebControls.ControlIDConverter类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。