ToolStripItem.ImageKey Propiedad

Definición

Obtiene o establece el descriptor de acceso clave para la imagen en ImageList que se muestra en un ToolStripItem asociado.Gets or sets the key accessor for the image in the ImageList that is displayed on a ToolStripItem.

public:
 property System::String ^ ImageKey { System::String ^ get(); void set(System::String ^ value); };
[System.ComponentModel.Browsable(false)]
[System.ComponentModel.TypeConverter(typeof(System.Windows.Forms.ImageKeyConverter))]
[System.Windows.Forms.RelatedImageList("Owner.ImageList")]
public string ImageKey { get; set; }
member this.ImageKey : string with get, set
Public Property ImageKey As String

Valor de propiedad

Cadena que representa la clave de la imagen.A string representing the key of the image.

Atributos

Ejemplos

En el ejemplo de código siguiente se muestra cómo ImageKey establecer la propiedad.The following code example demonstrates how to set the ImageKey property. Este ejemplo de código forma parte de un ejemplo más extenso proporcionado ToolStripItem para la clase.This code example is part of a larger example provided for the ToolStripItem class.

// This utility method creates a RolloverItem 
// and adds it to a ToolStrip control.
private RolloverItem CreateRolloverItem(
    ToolStrip owningToolStrip,
    string txt,
    Font f,
    string imgKey,
    TextImageRelation tir,
    string backImgKey)
{
    RolloverItem item = new RolloverItem();

    item.Alignment = ToolStripItemAlignment.Left;
    item.AllowDrop = false;
    item.AutoSize = true;

    item.BackgroundImage = owningToolStrip.ImageList.Images[backImgKey];
    item.BackgroundImageLayout = ImageLayout.Center;
    item.DisplayStyle = ToolStripItemDisplayStyle.ImageAndText;
    item.DoubleClickEnabled = true;
    item.Enabled = true;
    item.Font = f;

    // These assignments are equivalent. Each assigns an
    // image from the owning toolstrip's image list.
    item.ImageKey = imgKey;
    //item.Image = owningToolStrip.ImageList.Images[infoIconKey];
    //item.ImageIndex = owningToolStrip.ImageList.Images.IndexOfKey(infoIconKey);
    item.ImageScaling = ToolStripItemImageScaling.None;

    item.Owner = owningToolStrip;
    item.Padding = new Padding(2);
    item.Text = txt;
    item.TextAlign = ContentAlignment.MiddleLeft;
    item.TextDirection = ToolStripTextDirection.Horizontal;
    item.TextImageRelation = tir;

    return item;
}
' This utility method creates a RolloverItem 
' and adds it to a ToolStrip control.
 Private Function CreateRolloverItem( _
 ByVal owningToolStrip As ToolStrip, _
 ByVal txt As String, _
 ByVal f As Font, _
 ByVal imgKey As String, _
 ByVal tir As TextImageRelation, _
 ByVal backImgKey As String) As RolloverItem

     Dim item As New RolloverItem()

     item.Alignment = ToolStripItemAlignment.Left
     item.AllowDrop = False
     item.AutoSize = True

     item.BackgroundImage = owningToolStrip.ImageList.Images(backImgKey)
     item.BackgroundImageLayout = ImageLayout.Center
     item.DisplayStyle = ToolStripItemDisplayStyle.ImageAndText
     item.DoubleClickEnabled = True
     item.Enabled = True
     item.Font = f

     ' These assignments are equivalent. Each assigns an
     ' image from the owning toolstrip's image list.
     item.ImageKey = imgKey
     'item.Image = owningToolStrip.ImageList.Images[infoIconKey];
     'item.ImageIndex = owningToolStrip.ImageList.Images.IndexOfKey(infoIconKey);
     item.ImageScaling = ToolStripItemImageScaling.None

     item.Owner = owningToolStrip
     item.Padding = New Padding(2)
     item.Text = txt
     item.TextAlign = ContentAlignment.MiddleLeft
     item.TextDirection = ToolStripTextDirection.Horizontal
     item.TextImageRelation = tir

     Return item
 End Function

Comentarios

La ImageIndex propiedad especifica la posición de la imagen en la lista de imágenes.The ImageIndex property specifies the position of the image in the image list. La ImageKey propiedad especifica la propia imagen.The ImageKey property specifies the image itself.

Las Imagepropiedades ImageAlign, ,ImageIndex ,ImageKeyy pertenecenImageScaling a varios aspectos del control de imágenes.The Image, ImageAlign, ImageIndex, ImageKey, and ImageScaling properties pertain to various aspects of image handling. Utilice imágenes en ToolStrip los controles estableciendo estas propiedades directamente o estableciendo la propiedad solo ImageList en tiempo de ejecución.Use images in ToolStrip controls by setting these properties directly or by setting the run-time-only ImageList property.

El escalado de imágenes viene determinado por la interacción de ToolStrip propiedades ToolStripItemen y, como se indica a continuación:Image scaling is determined by the interaction of properties in both ToolStrip and ToolStripItem, as follows:

Se aplica a