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VB.NET ListViewSortEventArgs.SortDirection属性代码示例

本文整理汇总了VB.NET中System.Web.UI.WebControls.ListViewSortEventArgs.SortDirection属性的典型用法代码示例。如果您正苦于以下问题:VB.NET ListViewSortEventArgs.SortDirection属性的具体用法?VB.NET ListViewSortEventArgs.SortDirection怎么用?VB.NET ListViewSortEventArgs.SortDirection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。


在下文中一共展示了ListViewSortEventArgs.SortDirection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: ContactsListView_Sorting

Sub ContactsListView_Sorting(ByVal sender As Object, ByVal e As ListViewSortEventArgs) 

  ' Check the sort direction to set the image URL accordingly.
  Dim imgUrl As String
  If e.SortDirection = SortDirection.Ascending Then
    imgUrl = "~/images/ascending.gif"
  Else
    imgUrl = "~/images/descending.gif"
  End If
  
  ' Check which field is being sorted
  ' to set the visibility of the image controls.
  Dim sortImage1 As Image = CType(ContactsListView.FindControl("SortImage1"), Image)
  Dim sortImage2 As Image = CType(ContactsListView.FindControl("SortImage2"), Image)
  Dim sortImage3 As Image = CType(ContactsListView.FindControl("SortImage3"), Image)
  
  Select Case e.SortExpression
    Case "FirstName"
      sortImage1.Visible = True
      sortImage1.ImageUrl = imgUrl
      sortImage2.Visible = False
      sortImage3.Visible = False
    Case "LastName"
      sortImage1.Visible = False
      sortImage2.Visible = True
      sortImage2.ImageUrl = imgUrl
      sortImage3.Visible = False
    Case "EmailAddress"
      sortImage1.Visible = False
      sortImage2.Visible = False
      sortImage3.Visible = True
      sortImage3.ImageUrl = imgUrl
  End Select
  
End Sub
开发者ID:VB.NET开发者,项目名称:System.Web.UI.WebControls,代码行数:35,代码来源:ListViewSortEventArgs.SortDirection


注:本文中的System.Web.UI.WebControls.ListViewSortEventArgs.SortDirection属性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。