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# NSFontCollection.ActionTypeKey

The following actions are possible values of the [`actionUserInfoKey`](/documentation/AppKit/NSFontCollection/actionUserInfoKey) in the [`didChangeNotification`](/documentation/AppKit/NSFontCollection/didChangeNotification) `userInfo` method.

```
struct ActionTypeKey
```

## Topics

### Action Key Types

[`static let shown: NSFontCollection.ActionTypeKey`](/documentation/AppKit/NSFontCollection/ActionTypeKey/shown)

The font collection was shown.

[`static let hidden: NSFontCollection.ActionTypeKey`](/documentation/AppKit/NSFontCollection/ActionTypeKey/hidden)

The font collection was hidden.

[`static let renamed: NSFontCollection.ActionTypeKey`](/documentation/AppKit/NSFontCollection/ActionTypeKey/renamed)

The font collection was renamed.

### Initializers

[`init(rawValue: String)`](/documentation/AppKit/NSFontCollection/ActionTypeKey/init(rawValue:))

## Relationships

### Conforms To

[`RawRepresentable`](/documentation/Swift/RawRepresentable)

[`Sendable`](/documentation/Swift/Sendable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`Equatable`](/documentation/Swift/Equatable)

[`Hashable`](/documentation/Swift/Hashable)

---

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