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Error raised when an observer error occurs
Source position: classesh.inc line 183
type EObserver = class(Exception) ; |
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Error raised when an observer error occurs |
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Base class of all exceptions. |
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Base class of all classes. |
EObserver is an error that is raised when an object is registered as an observer, and it does not implement the IFPObserver interface.
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Interface for an object to observe other objects. |
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Attach a new observer to the object |