---
title: EKCalendarEventAvailabilityMask
framework: eventkit
role: symbol
role_heading: Structure
path: eventkit/ekcalendareventavailabilitymask
---

# EKCalendarEventAvailabilityMask

A bitmask indicating the event availability settings that the calendar can support.

## Declaration

```swift
struct EKCalendarEventAvailabilityMask
```

## Topics

### Initializers

- [init(rawValue:)](eventkit/ekcalendareventavailabilitymask/init(rawvalue:).md)

### Type Properties

- [busy](eventkit/ekcalendareventavailabilitymask/busy.md)
- [free](eventkit/ekcalendareventavailabilitymask/free.md)
- [tentative](eventkit/ekcalendareventavailabilitymask/tentative.md)
- [unavailable](eventkit/ekcalendareventavailabilitymask/unavailable.md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [ExpressibleByArrayLiteral](swift/expressiblebyarrayliteral.md)
- [OptionSet](swift/optionset.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)
- [SetAlgebra](swift/setalgebra.md)

## See Also

### Accessing Calendar Properties

- [EKCalendarType](eventkit/ekcalendartype.md)
- [allowsContentModifications](eventkit/ekcalendar/allowscontentmodifications.md)
- [cgColor](eventkit/ekcalendar/cgcolor.md)
- [color](eventkit/ekcalendar/color.md)
- [isImmutable](eventkit/ekcalendar/isimmutable.md)
- [title](eventkit/ekcalendar/title.md)
- [type](eventkit/ekcalendar/type.md)
- [allowedEntityTypes](eventkit/ekcalendar/allowedentitytypes.md)
- [source](eventkit/ekcalendar/source.md)
- [isSubscribed](eventkit/ekcalendar/issubscribed.md)
- [supportedEventAvailabilities](eventkit/ekcalendar/supportedeventavailabilities.md)
- [calendarIdentifier](eventkit/ekcalendar/calendaridentifier.md)
- [DATETIME_COMPONENTS_DO_NOT_USE()](eventkit/datetime_components_do_not_use().md)
- [DATE_COMPONENTS_DO_NOT_USE()](eventkit/date_components_do_not_use().md)