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Class: none
Declaration: TLandMarkActionEvent = procedure (Sender: TObject; var Allowed: boolean; const Action: TLandMarkAction; const LandMarkData: TLandMark) of object;

The TLandMarkActionEvent type declares the event OnLandMarkAction. The variable parameter Allowed, which is by default TRUE, can be set to FALSE in order to abort the current landmark operation. The parameter Action specifies the kind of action which triggered the event (either adding or removing one or several landmarks). The constant parameter LandMarkData holds the data of the landmark to be processed.

Last Update: 2012-Okt-20