# `GSUndoManager`

*Class*

## Declaration

```swift
class GSUndoManager
```

```objc
@interface GSUndoManager : NSUndoManager
```

```python
class GSUndoManager(NSUndoManager)
```

## Topics

### Instance Properties

- [`GSUndoManager.debug_shouldNotTouchUndo`](/Core/GlyphsCore/GSUndoManager/debug_shouldNotTouchUndo)
- [`GSUndoManager.debug_shouldNotTouchUndo_store`](/Core/GlyphsCore/GSUndoManager/debug_shouldNotTouchUndo_store)
- [`GSUndoManager.glyph`](/Core/GlyphsCore/GSUndoManager/glyph)
- [`GSUndoManager.isRegisteringUndo`](/Core/GlyphsCore/GSUndoManager/isRegisteringUndo)

### Instance Methods

- [`GSUndoManager decreaseDebug_shouldNotTouchUndo:`](/Core/GlyphsCore/GSUndoManager/decreaseDebug_shouldNotTouchUndo:)
- [`GSUndoManager increaseDebug_shouldNotTouchUndo:`](/Core/GlyphsCore/GSUndoManager/increaseDebug_shouldNotTouchUndo:)

## Relationships

### Inherits From

- `NSUndoManager`