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Menu Oluşturucu

  • Başvuru

Tanım

Ad Alanı:
System.Web.UI.WebControls
Bütünleştirilmiş Kod:
System.Web.dll

Menu sınıfının yeni bir örneğini başlatır.

public:
 Menu();
public Menu ();
Public Sub New ()

Örnekler

Aşağıdaki kod örneği, bir sayfaya dinamik olarak denetim eklemek Menu için oluşturucunun nasıl kullanılacağını gösterir.


<%@ 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 Page_Load(Object sender, EventArgs e)
  {
    
    // Create a new Menu control.
    Menu newMenu = new Menu();
          
    // Set the properties of the Menu control.
    newMenu.ID = "NavigationMenu";
    newMenu.DisappearAfter = 2000;
    newMenu.Orientation = Orientation.Vertical;
    newMenu.Target = "_blank";
    newMenu.StaticMenuItemStyle.ForeColor = System.Drawing.Color.Black;
    newMenu.DynamicMenuItemStyle.ForeColor = System.Drawing.Color.Gray;
    
    // Create the menu structure.
    
    // Create the root menu item.
    MenuItem homeMenuItem;
    homeMenuItem = CreateMenuItem("Home", "Home.aspx", "Home");
    
    // Create the submenu items.
    MenuItem musicSubMenuItem;
    musicSubMenuItem = CreateMenuItem("Music", "Music.aspx", "Music");
    
    MenuItem moviesSubMenuItem;
    moviesSubMenuItem = CreateMenuItem("Movies", "Movies.aspx", "Movies");
    
    // Add the submenu items to the ChildItems
    // collection of the root menu item.
    homeMenuItem.ChildItems.Add(musicSubMenuItem);
    homeMenuItem.ChildItems.Add(moviesSubMenuItem);
    
    // Add the root menu item to the ItemsCollection 
    // of the Menu control.
    newMenu.Items.Add(homeMenuItem);
    
    // Add the Menu control to the Controls collection
    // of the PlaceHolder control.
    MenuPlaceHolder.Controls.Add(newMenu);
    
  }
  
  MenuItem CreateMenuItem(String text, String url, String toolTip)
  {
    
    // Create a new MenuItem object.
    MenuItem menuItem = new MenuItem();
    
    // Set the properties of the MenuItem object using
    // the specified parameters.
    menuItem.Text = text;
    menuItem.NavigateUrl = url;
    menuItem.ToolTip = toolTip;
    
    return menuItem;
    
  }

</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>Menu Constructor Example</title>
</head>
<body>
    <form id="form1" runat="server">
    
      <h3>Menu Constructor Example</h3>
    
      <asp:placeholder id="MenuPlaceHolder"
        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 Page_Load(ByVal sender As Object, ByVal e As EventArgs)
    
    ' Create a new Menu control.
    Dim newMenu As New Menu()
          
    ' Set the properties of the Menu control.
    newMenu.ID = "NavigationMenu"
    newMenu.DisappearAfter = 2000
    newMenu.Orientation = Orientation.Vertical
    newMenu.Target = "_blank"
    newMenu.StaticMenuItemStyle.ForeColor = System.Drawing.Color.Black
    newMenu.DynamicMenuItemStyle.ForeColor = System.Drawing.Color.Gray
    
    ' Create the menu structure.
    
    ' Create the root menu item.
    Dim homeMenuItem As MenuItem
    homeMenuItem = CreateMenuItem("Home", "Home.aspx", "Home")
    
    ' Create the submenu items.
    Dim musicSubMenuItem As MenuItem
    musicSubMenuItem = CreateMenuItem("Music", "Music.aspx", "Music")
    
    Dim moviesSubMenuItem As MenuItem
    moviesSubMenuItem = CreateMenuItem("Movies", "Movies.aspx", "Movies")
    
    ' Add the submenu items to the ChildItems
    ' collection of the root menu item.
    homeMenuItem.ChildItems.Add(musicSubMenuItem)
    homeMenuItem.ChildItems.Add(moviesSubMenuItem)
    
    ' Add the root menu item to the ItemsCollection 
    ' of the Menu control.
    newMenu.Items.Add(homeMenuItem)
    
    ' Add the Menu control to the Controls collection
    ' of the PlaceHolder control.
    MenuPlaceHolder.Controls.Add(newMenu)
    
  End Sub
  
  Function CreateMenuItem(ByVal text As String, ByVal url As String, ByVal toolTip As String) As MenuItem
    
    ' Create a new MenuItem object.
    Dim menuItem As New MenuItem()
    
    ' Set the properties of the MenuItem object using
    ' the specified parameters.
    menuItem.Text = text
    menuItem.NavigateUrl = url
    menuItem.ToolTip = toolTip
    
    Return menuItem
    
  End Function

</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>Menu Constructor Example</title>
</head>
<body>
    <form id="form1" runat="server">
    
      <h3>Menu Constructor Example</h3>
    
      <asp:placeholder id="MenuPlaceHolder"
        runat="server"/>

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

Açıklamalar

Sınıfının yeni bir örneğini oluşturmak ve başlatmak için bu oluşturucuyu Menu kullanın. Bir sayfaya dinamik olarak denetim Menu eklemek için yeni Menu bir nesne oluşturun, özelliklerini ayarlayın ve bunu gibi PlaceHolderbir kapsayıcı denetimi koleksiyonuna Controls ekleyin.

Şunlara uygulanır

Ayrıca bkz.