Header Event
Fired for every message header being retrieved.
Syntax
type THeaderEvent = procedure Header(Sender: TObject; const Field: String; const Value: String) of object;property OnHeader: THeaderEvent read FOnHeader write FOnHeader;
Remarks
The Field parameter contains the name of the header (same case as it is delivered). The Value parameter contains the header contents.
If the header line being retrieved is a continuation header line, then the Field parameter contains '' (empty string).