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# NSWorkspace.WillLaunchApplicationMessage

```
struct WillLaunchApplicationMessage
```

## Topics

### Initializers

[`init(application: NSRunningApplication)`](/documentation/AppKit/NSWorkspace/WillLaunchApplicationMessage/init(application:))

### Instance Properties

[`var application: NSRunningApplication`](/documentation/AppKit/NSWorkspace/WillLaunchApplicationMessage/application)

## Relationships

### Conforms To

[`MainActorMessage`](/documentation/Foundation/NotificationCenter/MainActorMessage)

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

---

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