ToolStripDropDownMenu Constructeur

Définition

Espace de noms:

System.Windows.Forms

Assembly:

System.Windows.Forms.dll

Initialise une nouvelle instance de la classe ToolStripDropDownMenu.

public:
 ToolStripDropDownMenu();

public ToolStripDropDownMenu ();

Public Sub New ()

Exemples

L’exemple de code suivant montre comment créer et initialiser un ContextMenuStrip contrôle. Pour obtenir une liste de code complète, consultez Guide pratique pour activer les marges de vérification et les marges d’image dans les contrôles ContextMenuStrip.

// This utility method creates a ContextMenuStrip control
// that has four ToolStripMenuItems showing the four 
// possible combinations of image and check margins.
internal ContextMenuStrip CreateCheckImageContextMenuStrip()
{
    // Create a new ContextMenuStrip control.
    ContextMenuStrip checkImageContextMenuStrip = new ContextMenuStrip();

    // Create a ToolStripMenuItem with a
    // check margin and an image margin.
    ToolStripMenuItem yesCheckYesImage = 
        new ToolStripMenuItem("Check, Image");
    yesCheckYesImage.Checked = true;
    yesCheckYesImage.Image = CreateSampleBitmap();

    // Create a ToolStripMenuItem with no
    // check margin and with an image margin.
    ToolStripMenuItem noCheckYesImage = 
        new ToolStripMenuItem("No Check, Image");
    noCheckYesImage.Checked = false;
    noCheckYesImage.Image = CreateSampleBitmap();

    // Create a ToolStripMenuItem with a
    // check margin and without an image margin.
    ToolStripMenuItem yesCheckNoImage = 
        new ToolStripMenuItem("Check, No Image");
    yesCheckNoImage.Checked = true;

    // Create a ToolStripMenuItem with no
    // check margin and no image margin.
    ToolStripMenuItem noCheckNoImage = 
        new ToolStripMenuItem("No Check, No Image");
    noCheckNoImage.Checked = false;

    // Add the ToolStripMenuItems to the ContextMenuStrip control.
    checkImageContextMenuStrip.Items.Add(yesCheckYesImage);
    checkImageContextMenuStrip.Items.Add(noCheckYesImage);
    checkImageContextMenuStrip.Items.Add(yesCheckNoImage);
    checkImageContextMenuStrip.Items.Add(noCheckNoImage);

    return checkImageContextMenuStrip;
}

' This utility method creates a ContextMenuStrip control
' that has four ToolStripMenuItems showing the four 
' possible combinations of image and check margins.
Friend Function CreateCheckImageContextMenuStrip() As ContextMenuStrip
   ' Create a new ContextMenuStrip control.
   Dim checkImageContextMenuStrip As New ContextMenuStrip()
   
   ' Create a ToolStripMenuItem with a
   ' check margin and an image margin.
   Dim yesCheckYesImage As New ToolStripMenuItem("Check, Image")
   yesCheckYesImage.Checked = True
   yesCheckYesImage.Image = CreateSampleBitmap()
   
   ' Create a ToolStripMenuItem with no
   ' check margin and with an image margin.
   Dim noCheckYesImage As New ToolStripMenuItem("No Check, Image")
   noCheckYesImage.Checked = False
   noCheckYesImage.Image = CreateSampleBitmap()
   
   ' Create a ToolStripMenuItem with a
   ' check margin and without an image margin.
   Dim yesCheckNoImage As New ToolStripMenuItem("Check, No Image")
   yesCheckNoImage.Checked = True
   
   ' Create a ToolStripMenuItem with no
   ' check margin and no image margin.
   Dim noCheckNoImage As New ToolStripMenuItem("No Check, No Image")
   noCheckNoImage.Checked = False
   
   ' Add the ToolStripMenuItems to the ContextMenuStrip control.
   checkImageContextMenuStrip.Items.Add(yesCheckYesImage)
   checkImageContextMenuStrip.Items.Add(noCheckYesImage)
   checkImageContextMenuStrip.Items.Add(yesCheckNoImage)
   checkImageContextMenuStrip.Items.Add(noCheckNoImage)
   
   Return checkImageContextMenuStrip
 End Function