Menu.GetContextMenu Método

Definición

Obtiene el objeto ContextMenu que contiene este menú.Gets the ContextMenu that contains this menu.

public:
 System::Windows::Forms::ContextMenu ^ GetContextMenu();
public System.Windows.Forms.ContextMenu GetContextMenu ();
member this.GetContextMenu : unit -> System.Windows.Forms.ContextMenu
Public Function GetContextMenu () As ContextMenu

Devoluciones

Objeto ContextMenu que contiene este menú.The ContextMenu that contains this menu. De manera predeterminada, es null.The default is null.

Ejemplos

En este ejemplo, se usa el GetContextMenu método para obtener una referencia al menú contextual que contiene menuItem1 o menuItem2y se muestra la información del menú contextual en un cuadro de mensaje.In this example, you use the GetContextMenu method to obtain a reference to the shortcut menu that contains menuItem1 or menuItem2, and display the shortcut menu information in a message box. Mediante programación, se crea un menú contextual con dos New elementos Open, y.You programmatically create a shortcut menu with two items, New and Open. A continuación, agregue la funcionalidad a estos elementos creando los controladores de eventos adecuados.You then add functionality to these items by creating the appropriate event handlers. Al ejecutar el ejemplo, se obtiene un cuadro de mensaje que indica que se debe hacer clic con el botón secundario en el formulario para mostrar el menú contextual.When you run the example, you get a message box that tells you to right-click the form in order to display the shortcut menu. A continuación, al hacer clic en un elemento de menú, se obtiene otro mensaje que indica en qué elemento se ha realizado un clic y muestra la información en el menú contextual que lo contiene.Then, when you click a menu item, you get another message that tells which item has been clicked and displays the information on the containing shortcut menu. Este ejemplo requiere que ya haya creado un Form denominado. Form1This example requires that you have already created a Form named Form1.

public:
   [STAThread]
   void AddContextmenu()
   {
      // Create a shortcut menu.
      System::Windows::Forms::ContextMenu^ m = gcnew System::Windows::Forms::ContextMenu;
      this->ContextMenu = m;

      // Create MenuItem objects.
      MenuItem^ menuItem1 = gcnew MenuItem;
      MenuItem^ menuItem2 = gcnew MenuItem;

      // Set the Text property.
      menuItem1->Text = "New";
      menuItem2->Text = "Open";

      // Add menu items to the MenuItems collection.
      m->MenuItems->Add( menuItem1 );
      m->MenuItems->Add( menuItem2 );

      // Display the starting message.
      MessageBox::Show( "Right-click the form to display the shortcut menu items" );

      // Add functionality to the menu items. 
      menuItem1->Click += gcnew System::EventHandler( this, &Form1::menuItem1_Click );
      menuItem2->Click += gcnew System::EventHandler( this, &Form1::menuItem2_Click );
   }

private:
   void menuItem1_Click( Object^ /*sender*/, System::EventArgs^ /*e*/ )
   {
      String^ textReport = "You clicked the New menu item. \n"
      "It is contained in the following shortcut menu: \n\n";

      // Get information on the shortcut menu in which menuitem1 is contained.
      textReport = String::Concat( textReport, this->ContextMenu->GetContextMenu()->ToString() );

      // Display the shortcut menu information in a message box.
      MessageBox::Show( textReport, "The ContextMenu Information" );
   }

   void menuItem2_Click( Object^ /*sender*/, System::EventArgs^ /*e*/ )
   {
      String^ textReport = "You clicked the Open menu item. \n"
      "It is contained in the following shortcut menu: \n\n";

      // Get information on the shortcut menu in which menuitem1 is contained.
      textReport = String::Concat( textReport, this->ContextMenu->GetContextMenu()->ToString() );

      // Display the shortcut menu information in a message box.
      MessageBox::Show( textReport, "The ContextMenu Information" );
   }
public void AddContextmenu()
{
    // Create a shortcut menu.
    ContextMenu m = new ContextMenu();
    this.ContextMenu= m;

    // Create MenuItem objects.
    MenuItem menuItem1 = new MenuItem();
    MenuItem menuItem2 = new MenuItem();
    
    // Set the Text property.
    menuItem1.Text = "New";
    menuItem2.Text = "Open";

    // Add menu items to the MenuItems collection.
    m.MenuItems.Add(menuItem1);
    m.MenuItems.Add(menuItem2);

    // Display the starting message.
    MessageBox.Show("Right-click the form to display the shortcut menu items");


    // Add functionality to the menu items. 
    menuItem1.Click += new System.EventHandler(this.menuItem1_Click);
    menuItem2.Click += new System.EventHandler(this.menuItem2_Click);
    }

private void menuItem1_Click(object sender, System.EventArgs e)
{
    string textReport =	"You clicked the New menu item. \n" +
        "It is contained in the following shortcut menu: \n\n"; 

    // Get information on the shortcut menu in which menuitem1 is contained.
    textReport += ContextMenu.GetContextMenu().ToString();

    // Display the shortcut menu information in a message box.
    MessageBox.Show(textReport,"The ContextMenu Information");		
}

private void menuItem2_Click(object sender, System.EventArgs e)
{
    string textReport =	"You clicked the Open menu item. \n" +
        "It is contained in the following shortcut menu: \n\n"; 

    // Get information on the shortcut menu in which menuitem1 is contained.
    textReport += ContextMenu.GetContextMenu().ToString();

    // Display the shortcut menu information in a message box.
    MessageBox.Show(textReport,"The ContextMenu Information");		
}
Public Sub AddContextmenu()
    ' Create a shortcut menu.
    Dim m As New ContextMenu()
    Me.ContextMenu = m

    ' Create MenuItem objects.
    Dim menuItem1 As New MenuItem()
    Dim menuItem2 As New MenuItem()

    ' Set the Text property.
    menuItem1.Text = "New"
    menuItem2.Text = "Open"

    ' Add menu items to the MenuItems collection.
    m.MenuItems.Add(menuItem1)
    m.MenuItems.Add(menuItem2)

    ' Display the starting message.
    MessageBox.Show("Right-click the form to display the shortcut menu items")

    ' Add functionality to the menu items. 
    AddHandler menuItem1.Click, AddressOf Me.menuItem1_Click
    AddHandler menuItem2.Click, AddressOf Me.menuItem2_Click

End Sub


Private Sub menuItem1_Click(ByVal sender As Object, ByVal e As System.EventArgs)
    Dim textReport As String = "You clicked the New menu item. " + vbCr + "It is contained in the following shortcut menu: " + vbCr + vbCr

    ' Get information on the shortcut menu in which menuitem1 is contained.
    textReport += ContextMenu.GetContextMenu().ToString()

    ' Display the shortcut menu information in a message box.
    MessageBox.Show(textReport, "The ContextMenu Information")
End Sub


Private Sub menuItem2_Click(ByVal sender As Object, ByVal e As System.EventArgs)
    Dim textReport As String = "You clicked the Open menu item. " + vbCr + "It is contained in the following shortcut menu: " + vbCr + vbCr

    ' Get information on the shortcut menu in which menuitem1 is contained.
    textReport += ContextMenu.GetContextMenu().ToString()

    ' Display the shortcut menu information in a message box.
    MessageBox.Show(textReport, "The ContextMenu Information")
End Sub

Comentarios

Este método permite obtener una referencia al ContextMenu que contiene este menú.This method allows you to obtain a reference to the ContextMenu that this menu is contained in. Esta propiedad devuelve null si el menú no está incluido ContextMenuen.This property returns null if the menu is not contained in a ContextMenu. Esto puede ocurrir si el menú está contenido en un MenuItem o MainMenu, o si el menú no está incluido en ningún menú.This can occur if the menu is contained in a MenuItem or MainMenu, or if the menu is not contained in any menu. Puede usar esta propiedad para determinar si un menú se está usando actualmente y también para determinar dónde.You can use this property to determine whether a menu is currently being used, and also to determine where.

Se aplica a

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