ThumbnailImageEventArgs.ThumbnailImage Property

Gets or sets the image that will be assigned to an item that fired this event.

Namespace: DevExpress.Utils

Assembly: DevExpress.Utils.v24.1.dll

NuGet Packages: DevExpress.Utils, DevExpress.Wpf.Core

Declaration

C#

public Image ThumbnailImage { get; set; }

VB.NET

Public Property ThumbnailImage As Image

Property Value

Type	Description
Image	An Image that will be assigned to an item that fired this event.

Remarks

The ThumbnailImage property is a key property that allows you to assign images to items that support the asynchronous image load feature.

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the ThumbnailImage property.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

office-file-api-create-thumbnail-images-for-docx-xlsx-pdf-files/CS/Form1.cs#L55

    int largestEdgeLength = Math.Max(e.DesiredThumbnailSize.Width, e.DesiredThumbnailSize.Height);
    e.ThumbnailImage = ImageExporterHelper.GenerateImageFromPDF(filePath, largestEdgeLength);
}

winforms-grid-tileview-thumbnails-async-load/CS/TileView-ManualThumbs/Form1.cs#L37

    string colorName = textures[e.DataSourceIndex].Name;
    e.ThumbnailImage = GetImage(e.DesiredThumbnailSize, colorName);
}

VB.NET

office-file-api-create-thumbnail-images-for-docx-xlsx-pdf-files/VB/Form1.vb#L45

    Dim largestEdgeLength As Integer = Math.Max(e.DesiredThumbnailSize.Width, e.DesiredThumbnailSize.Height)
    e.ThumbnailImage = GenerateImageFromPDF(filePath, largestEdgeLength)
Case ".xlsx"

winforms-grid-tileview-thumbnails-async-load/VB/TileView-ManualThumbs/Form1.vb#L34

    Dim colorName As String = textures(e.DataSourceIndex).Name
    e.ThumbnailImage = GetImage(e.DesiredThumbnailSize, colorName)
End Sub