THtmlViewer component
property OnMetaRefresh: TMetaRefreshType;
The OnMetaRefresh event occurs when a <META> tag is found with the Http_Eq="refresh" attribute. This event may be used to load a file to refresh the display. See the Type TMetaRefreshType description for details on the passed parameters.
TFrameViewer handles this event internally as specified by the fvMetaRefresh option.