GenericWebPart.ChildControl 属性

定义

命名空间:

System.Web.UI.WebControls.WebParts

程序集:

System.Web.dll

获取对子控件的引用，该子控件在运行时将由 GenericWebPart 控件包装。

public:
 property System::Web::UI::Control ^ ChildControl { System::Web::UI::Control ^ get(); };

public System.Web.UI.Control ChildControl { get; }

member this.ChildControl : System.Web.UI.Control

Public ReadOnly Property ChildControl As Control

属性值

Control

引用被包装的子控件的 Control。

示例

下面的代码示例演示如何以编程方式使用 ChildControl 属性。 以 ChildControl 编程方式访问 属性以检索有关控件的 GenericWebPart 子控件的信息。 有关示例的完整源代码，请参阅概述主题的“示例” GenericWebPart 部分。

protected void Button1_Click(object sender, EventArgs e)
{

  Label2.Text =
    @"<h3>Calendar GenericWebPart Properties</h3>" +
    "<em>Title: </em>" + calendarPart.Title +
    "<br />" +
    "<em>CatalogIconImageUrl:  </em>" + calendarPart.CatalogIconImageUrl +
    "<br />" +
    "<em>TitleUrl: </em>" + calendarPart.TitleUrl +
    "<br />" +
    "<em>Decription: </em>" + calendarPart.Description +
    "<br />" +
    "<em>TitleIconImageUrl: </em>" + calendarPart.TitleIconImageUrl +
    "<br />" +
    "<em>ChildControl ID: </em>" + calendarPart.ChildControl.ID +
    "<br />" +
    "<em>ChildControl Type: </em>" + calendarPart.ChildControl.GetType().Name +
    "<br />" +
    "<em>GenericWebPart ID: </em>" + calendarPart.ID +
    "<br />" +
    "<em>GenericWebPart Type: </em>" + calendarPart.GetType().Name +
    "<br />" +
    "<em>GenericWebPart Parent ID: </em>" + calendarPart.Parent.ID;

  Label3.Text =
    @"<h3>BulletedList GenericWebPart Properties</h3>" +
    "<em>Title: </em>" + listPart.Title +
    "<br />" +
    "<em>CatalogIconImageUrl:  </em>" + listPart.CatalogIconImageUrl +
    "<br />" +
    "<em>TitleUrl: </em>" + listPart.TitleUrl +
    "<br />" +
    "<em>Decription: </em>" + listPart.Description +
    "<br />" +
    "<em>TitleIconImageUrl: </em>" + listPart.TitleIconImageUrl +
    "<br />" +
    "<em>ChildControl ID: </em>" + listPart.ChildControl.ID +
    "<br />" +
    "<em>ChildControl Type: </em>" + listPart.ChildControl.GetType().Name +
    "<br />" +
    "<em>GenericWebPart ID: </em>" + listPart.ID +
    "<br />" +
    "<em>GenericWebPart Type: </em>" + listPart.GetType().Name +
    "<br />" +
    "<em>GenericWebPart Parent ID: </em>" + listPart.Parent.ID;
}

  Protected Sub Button1_Click(ByVal sender As Object, ByVal e As EventArgs)

    Label2.Text = _
      "<h3>Calendar GenericWebPart Properties</h3>" & _
      "<em>Title: </em>" & calendarPart.Title & _
      "<br />" & _
      "<em>CatalogIconImageUrl:  </em>" & calendarPart.CatalogIconImageUrl & _
      "<br />" & _
      "<em>TitleUrl: </em>" & calendarPart.TitleUrl & _
      "<br />" & _
      "<em>Decription: </em>" & calendarPart.Description & _
      "<br />" & _
      "<em>TitleIconImageUrl: </em>" & calendarPart.TitleIconImageUrl & _
      "<br />" & _
      "<em>ChildControl ID: </em>" & calendarPart.ChildControl.ID & _
      "<br />" & _
      "<em>ChildControl Type: </em>" & calendarPart.ChildControl.GetType().Name & _
      "<br />" & _
      "<em>GenericWebPart ID: </em>" & calendarPart.ID & _
      "<br />" & _
      "<em>GenericWebPart Type: </em>" & calendarPart.GetType().Name & _
      "<br />" & _
      "<em>GenericWebPart Parent ID: </em>" & calendarPart.Parent.ID

    Label3.Text = _
      "<h3>BulletedList GenericWebPart Properties</h3>" & _
      "<em>Title: </em>" & listPart.Title & _
      "<br />" & _
      "<em>CatalogIconImageUrl:  </em>" & listPart.CatalogIconImageUrl & _
      "<br />" & _
      "<em>TitleUrl: </em>" & listPart.TitleUrl & _
      "<br />" & _
      "<em>Decription: </em>" & listPart.Description & _
      "<br />" & _
      "<em>TitleIconImageUrl: </em>" & listPart.TitleIconImageUrl & _
      "<br />" & _
      "<em>ChildControl ID: </em>" & listPart.ChildControl.ID & _
      "<br />" & _
      "<em>ChildControl Type: </em>" & listPart.ChildControl.GetType().Name & _
      "<br />" & _
      "<em>GenericWebPart ID: </em>" & listPart.ID & _
      "<br />" & _
      "<em>GenericWebPart Type: </em>" & listPart.GetType().Name & _
      "<br />" & _
      "<em>GenericWebPart Parent ID: </em>" & listPart.Parent.ID
  End Sub

End Class

注解

属性 ChildControl 提供访问由 GenericWebPart 控件包装的子控件的方法。 例如，控件 WebPartManager 使用 ChildControl 属性从子控件中提取个性化设置数据。

另请参阅

• ASP.NET Web 部件控件