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# CGEventMouseSubtype

Constants used with the [`CGEventField.mouseEventSubtype`](/documentation/CoreGraphics/CGEventField/mouseEventSubtype) event field.

```
enum CGEventMouseSubtype
```

## Overview

Tablets may generate specially annotated mouse events that contain values associated with the [`CGEventField.mouseEventSubtype`](/documentation/CoreGraphics/CGEventField/mouseEventSubtype) event field. To learn how to set these values, see the function [`setIntegerValueField(_:value:)`](/documentation/CoreGraphics/CGEvent/setIntegerValueField(_:value:)).

## Topics

### Constants

[`CGEventMouseSubtype.defaultType`](/documentation/CoreGraphics/CGEventMouseSubtype/defaultType)

Specifies that the event is an ordinary mouse event, and does not contain additional tablet device information.

[`CGEventMouseSubtype.tabletPoint`](/documentation/CoreGraphics/CGEventMouseSubtype/tabletPoint)

Specifies that the mouse event originated from a tablet device, and that the various `kCGTabletEvent` field selectors may be used to obtain tablet-specific data from the mouse event.

[`CGEventMouseSubtype.tabletProximity`](/documentation/CoreGraphics/CGEventMouseSubtype/tabletProximity)


---

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