ToolStripRenderer.InitializeItem(ToolStripItem) Método

Definición

Cuando se reemplaza en una clase derivada, proporciona una inicialización personalizada del objeto ToolStripItem especificado.When overridden in a derived class, provides for custom initialization of the given ToolStripItem.

protected public:
 virtual void InitializeItem(System::Windows::Forms::ToolStripItem ^ item);
protected internal virtual void InitializeItem (System.Windows.Forms.ToolStripItem item);
abstract member InitializeItem : System.Windows.Forms.ToolStripItem -> unit
override this.InitializeItem : System.Windows.Forms.ToolStripItem -> unit
Protected Friend Overridable Sub InitializeItem (item As ToolStripItem)

Parámetros

item
ToolStripItem

Objeto ToolStripItem que se va a inicializar.The ToolStripItem to be initialized.

Ejemplos

En el ejemplo de código siguiente se muestra cómo inicializar controles individuales ToolStripItem.The following code example demonstrates how to initialize individual ToolStripItem controls. Este ejemplo de código forma parte de un ejemplo más extenso proporcionado para la clase ToolStripRenderer.This code example is part of a larger example provided for the ToolStripRenderer class.

// This method initializes an individual ToolStripButton
// control. It copies a subimage from the GridStripRenderer's
// main image, according to the position and size of 
// the ToolStripButton.
protected override void InitializeItem(ToolStripItem item)
{
    base.InitializeItem(item);

    GridStrip gs = item.Owner as GridStrip;

    // The empty cell does not receive a subimage.
    if ((item is ToolStripButton) &&
        (item != gs.EmptyCell))
    {
        // Copy the subimage from the appropriate 
        // part of the main image.
        Bitmap subImage = bmp.Clone(
            item.Bounds,
            PixelFormat.Undefined);

        // Assign the subimage to the ToolStripButton
        // control's Image property.
        item.Image = subImage;
    }
}
' This method initializes an individual ToolStripButton
' control. It copies a subimage from the GridStripRenderer's
' main image, according to the position and size of 
' the ToolStripButton.
Protected Overrides Sub InitializeItem(item As ToolStripItem)
   MyBase.InitializeItem(item)
   
      Dim gs As GridStrip = item.Owner
   
   ' The empty cell does not receive a subimage.
      If ((TypeOf (item) Is ToolStripButton) And _
           (item IsNot gs.EmptyCell)) Then
          ' Copy the subimage from the appropriate 
          ' part of the main image.
          Dim subImage As Bitmap = bmp.Clone(item.Bounds, PixelFormat.Undefined)

          ' Assign the subimage to the ToolStripButton
          ' control's Image property.
          item.Image = subImage
      End If
End Sub 

Comentarios

Use el método InitializeItem para establecer propiedades, como el ToolStripItem.BackColor o ToolStripItem.Font, cuando se representa un ToolStripItem.Use the InitializeItem method to set properties, such as the ToolStripItem.BackColor or ToolStripItem.Font, when a ToolStripItem is rendered.

Se aplica a

Consulte también: