---
title: GCMouseDidBecomeCurrent
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/nsnotification/name-swift.struct/gcmousedidbecomecurrent
---

# GCMouseDidBecomeCurrent

A notification that posts when a mouse becomes the most recent mouse that the user connects.

## Declaration

```swift
static let GCMouseDidBecomeCurrent: NSNotification.Name
```

## Discussion

Discussion The notification object is a GCMouse object that represents the current mouse. For example, set the mouse input change handlers when you receive this notification. The system posts this notification on the main actor.

## See Also

### Game Controller

- [GCControllerDidConnect](foundation/nsnotification/name-swift.struct/gccontrollerdidconnect.md)
- [GCControllerDidDisconnect](foundation/nsnotification/name-swift.struct/gccontrollerdiddisconnect.md)
- [GCControllerDidBecomeCurrent](foundation/nsnotification/name-swift.struct/gccontrollerdidbecomecurrent.md)
- [GCControllerDidStopBeingCurrent](foundation/nsnotification/name-swift.struct/gccontrollerdidstopbeingcurrent.md)
- [GCControllerUserCustomizationsDidChange](foundation/nsnotification/name-swift.struct/gccontrollerusercustomizationsdidchange.md)
- [GCKeyboardDidConnect](foundation/nsnotification/name-swift.struct/gckeyboarddidconnect.md)
- [GCKeyboardDidDisconnect](foundation/nsnotification/name-swift.struct/gckeyboarddiddisconnect.md)
- [GCMouseDidConnect](foundation/nsnotification/name-swift.struct/gcmousedidconnect.md)
- [GCMouseDidDisconnect](foundation/nsnotification/name-swift.struct/gcmousediddisconnect.md)
- [GCMouseDidStopBeingCurrent](foundation/nsnotification/name-swift.struct/gcmousedidstopbeingcurrent.md)
- [GCRacingWheelDidConnect](foundation/nsnotification/name-swift.struct/gcracingwheeldidconnect.md)
- [GCRacingWheelDidDisconnect](foundation/nsnotification/name-swift.struct/gcracingwheeldiddisconnect.md)