System.Classes.TObservers.OnCanObserve
Delphi
property OnCanObserve: TCanObserveEvent read FCanObserve write FCanObserve;
C++
__property _di_TCanObserveEvent OnCanObserve = {read=FCanObserve, write=FCanObserve};
Properties
Type | Visibility | Source | Unit | Parent |
---|---|---|---|---|
property | public | System.Classes.pas System.Classes.hpp |
System.Classes | TObservers |
Description
Is an event that occurs immediately before adding an observer.
Write an OnCanObserve event handler in order to add functionality immediately before adding an observer.