DD::Image::OpTreeManager Class Reference

List of all members.

Public Member Functions
void	shutDown ()
	Performs object shut down that needs to come before static destructors.
void	add (OpTree *lpTree)
void	remove (OpTree *lpTree)
void	abortAllExecutingTrees ()
bool	wasAnyTreeAborted () const
void	clearAllAbortedFlags ()
void	cancelAllExecutingTrees ()
bool	wasAnyTreeCancelled () const
void	clearAllCancelledFlags ()
int	getStatusVersion () const
void	incrementStatusVersion ()
	This is called by a tree when its aborted or cancelled state changes.
OpTree *	findTreeWithMessage () const
	Returns the first tree it finds with an op with a message, or NULL.
OpTree *	findTreeWithError () const
	Returns the first tree it finds with an op with an error, or NULL.

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Detailed Description

This class manages all existing op trees, and provides the facility to apply particular operations to all of them

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Member Function Documentation

int DD::Image::OpTreeManager::getStatusVersion

(

)

const [inline]

This version increments each time the status of any of the trees (aborted or cancelled) changes. It can be used as a quick test to see if there's any need to check specific trees for those states.