---
title: "IStateNavigable Properties "
canonical: https://www.graphicsmill.com/docs/gm5/Properties_T_Aurigma_GraphicsMill_IStateNavigable.htm
product: "Graphics Mill 5.5 for .NET"
---

This documentation is for the old version. [Go to the latest Graphics Mill docs](https://www.graphicsmill.com/docs/gm/)

# IStateNavigable Properties 
 
The [IStateNavigable](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_IStateNavigable.htm.md) type exposes the following members.
 
## Properties

|   |  Name |  Description |
| --- | --- | --- |
 |  ![Public property](https://www.graphicsmill.com/docs/gm5/icons/pubproperty.gif) |  [CanRedo](https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_IStateNavigable_CanRedo.htm.md) |  Indicates if last reverted action can be redone. |
 |  ![Public property](https://www.graphicsmill.com/docs/gm5/icons/pubproperty.gif) |  [CanUndo](https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_IStateNavigable_CanUndo.htm.md) |  Indicates if last change can be undone. |
 |  ![Public property](https://www.graphicsmill.com/docs/gm5/icons/pubproperty.gif) |  [MaxUndoStepCount](https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_IStateNavigable_MaxUndoStepCount.htm.md) |  Gets/sets maximum number of available undo steps (levels). |
 |  ![Public property](https://www.graphicsmill.com/docs/gm5/icons/pubproperty.gif) |  [RedoStepCount](https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_IStateNavigable_RedoStepCount.htm.md) |  Returns number of available redo levels (i.e. how much time method [Redo()](https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_IStateNavigable_Redo.htm.md) can be called). |
 |  ![Public property](https://www.graphicsmill.com/docs/gm5/icons/pubproperty.gif) |  [UndoRedoEnabled](https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_IStateNavigable_UndoRedoEnabled.htm.md) |  Enables or disables undo/redo functionality. |
 |  ![Public property](https://www.graphicsmill.com/docs/gm5/icons/pubproperty.gif) |  [UndoRedoTrackingEnabled](https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_IStateNavigable_UndoRedoTrackingEnabled.htm.md) |  Enables or disables the automatic change tracking. |
 |  ![Public property](https://www.graphicsmill.com/docs/gm5/icons/pubproperty.gif) |  [UndoStepCount](https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_IStateNavigable_UndoStepCount.htm.md) |  Returns number of available undo levels (i.e. how much time method [Undo()](https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_IStateNavigable_Undo.htm.md) can be called). |
   
## See Also

### Reference

- [IStateNavigable Interface](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_IStateNavigable.htm.md)
- [Aurigma.GraphicsMill Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill.htm.md)