ASPxHtmlEditor.ImageSelectorCustomThumbnail Event

Occurs each time before a thumbnail or a folder’s icon is created in Image Selector.

Namespace: DevExpress.Web.ASPxHtmlEditor

Assembly: DevExpress.Web.ASPxHtmlEditor.v21.2.dll


public event FileManagerThumbnailCreateEventHandler ImageSelectorCustomThumbnail

Event Data

The ImageSelectorCustomThumbnail event's data class is FileManagerThumbnailCreateEventArgs. The following properties provide information specific to this event:

Property Description
File Obsolete. Gets a file related to the event.
IsParentFolder Gets a value specifying whether the currently processed item is a parent folder.
Item Gets an item related to the event.
ThumbnailImage Gets the settings of a thumbnail image.


The ImageSelectorCustomThumbnail event enables you to provide a custom thumbnail. Within the event’s handler, the currently processed item can be accessed by using the FileManagerThumbnailCreateEventArgs.Item property. If the parent folder is processed, the FileManagerThumbnailCreateEventArgs.IsParentFolder property returns true. To specify a custom thumbnail for the processed item, use the FileManagerThumbnailCreateEventArgs.ThumbnailImage property.

To customize the Image Selector settings use the HtmlEditorInsertImageDialogSettings.SettingsImageSelector property.

See Also