MenuEventArgs.Item 屬性

public:
 property System::Web::UI::WebControls::MenuItem ^ Item { System::Web::UI::WebControls::MenuItem ^ get(); };

public System.Web.UI.WebControls.MenuItem Item { get; }

member this.Item : System.Web.UI.WebControls.MenuItem

Public ReadOnly Property Item As MenuItem

屬性值

MenuItem A 代表與所提出事件相關的選單項目。

範例

以下程式碼範例示範如何使用該 Item 屬性來存取使用者點擊的選單項目屬性。 所選菜單項目的文字會顯示在頁面上。

<%@ Page Language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">

  void MenuItemClick_NavigationMenu(Object sender, MenuEventArgs e)
  {
    // Display the text of the menu item selected by the user.
    Message.Text = "You selected " + e.Item.Text + ".";
  }
    
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>MenuEventArgs Item Example</title>
</head>
<body>
    <form id="form1" runat="server">
    
      <h3>MenuEventArgs Item Example</h3>

      <asp:menu id="NavigationMenu"
        staticdisplaylevels="2"
        staticsubmenuindent="10" 
        orientation="Vertical"
        onmenuitemclick="MenuItemClick_NavigationMenu" 
        runat="server">
      
        <items>
          <asp:menuitem text="Home"
            tooltip="Home">
            <asp:menuitem text="Music"
              tooltip="Music">
              <asp:menuitem text="Classical"
                tooltip="Classical"/>
              <asp:menuitem text="Rock"
                tooltip="Rock"/>
              <asp:menuitem text="Jazz"
                tooltip="Jazz"/>
            </asp:menuitem>
            <asp:menuitem text="Movies"
              tooltip="Movies">
              <asp:menuitem text="Action"
                tooltip="Action"/>
              <asp:menuitem text="Drama"
                tooltip="Drama"/>
              <asp:menuitem text="Musical"
                tooltip="Musical"/>
            </asp:menuitem>
          </asp:menuitem>
        </items>
      
      </asp:menu>
      
      <hr/>
      
      <asp:label id="Message" 
        runat="server"/>

    </form>
  </body>
</html>

<%@ Page Language="VB" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">

  Sub MenuItemClick_NavigationMenu(ByVal sender As Object, ByVal e As MenuEventArgs)

    ' Display the text of the menu item selected by the user.
    Message.Text = "You selected " & e.Item.Text & "."
    
  End Sub
    
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>MenuEventArgs Item Example</title>
</head>
<body>
    <form id="form1" runat="server">
    
      <h3>MenuEventArgs Item Example</h3>

      <asp:menu id="NavigationMenu"
        staticdisplaylevels="2"
        staticsubmenuindent="10" 
        orientation="Vertical"
        onmenuitemclick="MenuItemClick_NavigationMenu" 
        runat="server">
      
        <items>
          <asp:menuitem text="Home"
            tooltip="Home">
            <asp:menuitem text="Music"
              tooltip="Music">
              <asp:menuitem text="Classical"
                tooltip="Classical"/>
              <asp:menuitem text="Rock"
                tooltip="Rock"/>
              <asp:menuitem text="Jazz"
                tooltip="Jazz"/>
            </asp:menuitem>
            <asp:menuitem text="Movies"
              tooltip="Movies">
              <asp:menuitem text="Action"
                tooltip="Action"/>
              <asp:menuitem text="Drama"
                tooltip="Drama"/>
              <asp:menuitem text="Musical"
                tooltip="Musical"/>
            </asp:menuitem>
          </asp:menuitem>
        </items>
      
      </asp:menu>
      
      <hr/>
      
      <asp:label id="Message" 
        runat="server"/>

    </form>
  </body>
</html>

備註

使用該 Item 屬性來存取或修改與事件相關的選單項目屬性。 對於事件 MenuItemClick ，這個項目代表使用者點擊的選單項目。 對於事件 MenuItemDataBound ，這個項目代表選單項目被綁定到資料。

另請參閱

• MenuItem