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Notify all observers
Source position: classesh.inc line 173
procedure IFPObserved.FPONotifyObservers( |
ASender: TObject; |
AOperation: TFPObservedOperation; |
Data: Pointer |
); |
FPONotifyObservers notifies all observers of the object that a change has occurred. It calls FPOObservedChanged on the IFPObserver interface of all attached objects, and passes on ASender (normally this is Self), AOperation and Data. What Data is, depends on the implementor of the interface.
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Interface for an object to observe other objects. |
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Entry point for change notifications |
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FPODetachObserver |
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FPOAttachObserver |