System.Classes.TObservers.CanObserve

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Delphi

function CanObserve(const ID: Integer): Boolean; overload; virtual;

C++

virtual bool __fastcall CanObserve(const int ID)/* overload */;

Properties

Type Visibility Source Unit Parent
function public
System.Classes.pas
System.Classes.hpp
System.Classes TObservers

Description

CanObserve is a virtual method implemented in TComponent that needs to be overridden in order to specify the observers supported by your component.

For instance, a TCustomEdit supports EditLink and ControlValue observer IDs. You can add new observers by using TObserverMapping.

See Also