UserGetDocumentStatusHandler Delegate

Summary

MIME whitelist user defined callback type.

Syntax

C++

delegate DocumentMimeTypeStatus UserGetDocumentStatusHandler( 
   Uri uri, 
   LoadDocumentOptions options, 
   DocumentMimeTypeSource source, 
   string mimeType 
)

Delegate Function UserGetDocumentStatusHandler( 
   ByVal uri As Uri, 
   ByVal options As LoadDocumentOptions, 
   ByVal source As DocumentMimeTypeSource, 
   ByVal mimeType As String 
) As DocumentMimeTypeStatus

public: 
   delegate DocumentMimeTypeStatus UserGetDocumentStatusHandler( 
      Uri^ uri, 
      LoadDocumentOptions^ options, 
      DocumentMimeTypeSource^ source, 
      String^ mimeType 
   )

Parameters

uri

The URI to the document being loaded.

options

The object passed by the user.

source

The source of this callback invocation.

mimeType

The MIME type being checked

Return Value

Call GetDocumentStatus to continue with the current settings or any other values to manually allow/deny the MIME type.

Remarks

By default, Entries does not contain any entries and the value of DefaultStatus is Unspecified. Therefore, DocumentFactory is able to load any data containing an image or document format supported by LEADTOOLS.

Refer to DocumentMimeTypes to customize this behavior.

Example

For an example, refer to DocumentMimeTypes.

Requirements

Target Platforms