Kwave::UndoHandler Class Reference

#include <UndoHandler.h>

Inheritance diagram for Kwave::UndoHandler:

Collaboration diagram for Kwave::UndoHandler:

Public Member Functions
	UndoHandler ()
virtual	~UndoHandler ()
virtual bool	saveUndoData (Kwave::UndoTransaction &undo)=0

Detailed Description

Definition at line 30 of file UndoHandler.h.

Constructor & Destructor Documentation

UndoHandler()

Kwave::UndoHandler::UndoHandler ( )

inline

Default constructor

Definition at line 35 of file UndoHandler.h.

        {}

~UndoHandler()

virtual Kwave::UndoHandler::~UndoHandler ( )

inlinevirtual

Destructor

Definition at line 39 of file UndoHandler.h.

{}

Member Function Documentation

saveUndoData()

virtual bool Kwave::UndoHandler::saveUndoData ( Kwave::UndoTransaction &  undo )

pure virtual

Called by an undo manager to notify the handler that it is time to save data for undo.

Parameters

undo	an undo transaction to append some undo data

Return values

true	if successful
false	if saving undo data failed, e.g. out of memory or aborted

Implemented in Kwave::SelectionTracker.

Referenced by Kwave::UndoManager::startUndoTransaction().

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The documentation for this class was generated from the following file:

• libkwave/undo/UndoHandler.h