DMcUndoStackEvent_AboutToPushEventHandler Delegate

Notifies a Push is about to happen on the undo-redo manager

Namespace: MediaCy.IQL.Engine
Assembly: MediaCy.IQL.Engine (in MediaCy.IQL.Engine.dll) Version: 10.0.6912.0

Syntax

Public Delegate Sub DMcUndoStackEvent_AboutToPushEventHandler ( 
	UndoStack As McUndoStack,
	Undoable As Object,
	lOperation As Integer
)

UndoStack: Type: MediaCy.IQL.EngineMcUndoStack
The undo-redo manager where the event is taking place
Undoable: Type: SystemObject
The McUndoable object that is about to be pushed onto the stack
lOperation: Type: SystemInt32

Remarks

The event is fired before the Push operation is started. The top of the Undo and Redo stacks are available for examination.

PushDone

AboutToUndo

AboutToRedo