UiAnimUndoManager Class Reference

#include <UiAnimUndoManager.h>

Public Member Functions
void	Begin ()
void	Restore (bool bUndo=true)
void	Accept (const AZStd::string &name)
void	Cancel ()
	Cancel changes and restore undo objects.
void	Suspend ()
	Temporarily suspends recording of undo.
void	Resume ()
	Resume recording if was suspended.
void	Undo ()
void	Redo ()
	Redo last undo.
void	RedoStep (UiAnimUndoStep *step)
void	UndoStep (UiAnimUndoStep *step)
bool	IsUndoRecording () const
	Check if undo information is recording now.
bool	IsUndoSuspended () const
void	RecordUndo (UiAnimUndoObject *obj)
	Put new undo object, must be called between Begin and Accept/Cancel methods.
void	Flush ()
void	AddListener (IUndoManagerListener *pListener)
void	RemoveListener (IUndoManagerListener *pListener)
void	SetActiveUndoStack (UndoStack *undoStack)
UndoStack *	GetActiveUndoStack () const

Static Public Member Functions
static UiAnimUndoManager *	Get ()

Detailed Description

UiAnimUndoManager is keeping and operating on UiAnimUndo class instances.

Member Function Documentation

Accept()

void UiAnimUndoManager::Accept

(

const AZStd::string &

name

)

Accept changes and registers an undo object with the undo manager. This will allow the user to undo the operation.

Begin()

void UiAnimUndoManager::Begin

(

)

Begin operation requiring undo. Undo manager enters holding state.

Flush()

void UiAnimUndoManager::Flush

(

)

Completly flush all Undo and redo buffers. Must be done on level reloads or global Fetch operation.

Restore()

void UiAnimUndoManager::Restore

(

bool

bUndo = true

)

Restore all undo objects registered since last Begin call.

Parameters

bUndo

if true all Undo object registered up to this point will be undone.

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

• Gems/LyShine/Code/Editor/Animation/UiAnimUndoManager.h