OdDgElementReactor Class

Class Hierarchy

Syntax

C++

class OdDgElementReactor : public OdRxObject;

File

DgElementReactor.h

Description

This class is the base class for custom classes that receive notification of OdDgElement events.

Remarks

The default implementations of all methods in this class do nothing but return.

Corresponding C++ library: TG_Db

Group

OdDg Classes

OdDgElementReactor Methods

	Name	Description
	closed	Notification function called immediately before an element is closed.
	copied	Notification function called whenever the notifying element has had its clone() member function called.
	erased	Notification function called whenever an element has been erased or unerased.
	findReactor	Returns the first transient reactor of the specified class that is attached to the specified element.
	goodbye	Notification function called just before an element is deleted from memory.
	modified	Notification function called whenever an element is opened OdDg::kForWrite, a function has been called that could modify the contents of this element, and this element is now being closed.
	modifiedGeometry	Notification function called whenever an geometry of element derived from OdDgGraphicsElement is modified.
	modifiedGraphics	Notification function called whenever an element derived from OdDgGraphicsElement is modified.
	modifiedLinkages	Notification function called whenever the attribute linkages has been written to the notifying element.
	modifyUndone	Notification function called whenever the notifying element is in the midst an Undo operation that is undoing modifications.
	ODRX_DECLARE_MEMBERS	This is ODRX_DECLARE_MEMBERS, a member of class OdDgElementReactor.
	openedForModify	Notification function called whenever an element is opened for modify OdDg::kForWrite.
	reappended	Notification function called whenever a Redo process processes the reappending of the notifying element to the database.
	subElementModified	Notification function called whenever a method of the specified subelement has called assertWriteEnabled()
	unappended	Notification function called whenever the Undo process processes the appending of the notifying element to the database.

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