ASPxHtmlEditor.ImageSelectorFileUploading Event

Fires before a file is uploaded to the Image Selector, and allows you to cancel the action.

Namespace: DevExpress.Web.ASPxHtmlEditor

Assembly: DevExpress.Web.ASPxHtmlEditor.v19.2.dll


public event FileManagerFileUploadEventHandler ImageSelectorFileUploading
Public Event ImageSelectorFileUploading As FileManagerFileUploadEventHandler

Event Data

The ImageSelectorFileUploading event handler receives an argument of the FileManagerFileUploadEventArgs type. The following properties provide information specific to this event.

Property Description
Cancel Gets or sets a value indicating whether the action that raised the event should be canceled.
ErrorText Gets or sets a text for the explanatory message.
File Gets a file, related to the event.
FileName Gets or sets the name of a file selected to upload.
InputStream Gets a stream object that points to the uploaded file.
OutputStream Gets a stream object that points to the uploaded file.


Prior to each time a file is uploaded to the Image Selector, the ImageSelectorFileUploading event occurs, allowing you to cancel the file upload. The event parameter's FileManagerFileUploadEventArgs.File property identifies the file that is being processed. To cancel the upload operation, set the FileManagerActionEventArgsBase.Cancel property to true. To show a message explaining the reason for the upload cancellation, specify the FileManagerActionEventArgsBase.ErrorText property.

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

See Also