---
title: NSOutlineView.ColumnDidMoveMessage
framework: appkit
role: symbol
role_heading: Structure
path: appkit/nsoutlineview/columndidmovemessage
---

# NSOutlineView.ColumnDidMoveMessage

## Declaration

```swift
struct ColumnDidMoveMessage
```

## Topics

### Initializers

- [init(outlineView:oldColumn:newColumn:)](appkit/nsoutlineview/columndidmovemessage/init(outlineview:oldcolumn:newcolumn:).md)

### Instance Properties

- [newColumn](appkit/nsoutlineview/columndidmovemessage/newcolumn.md)
- [oldColumn](appkit/nsoutlineview/columndidmovemessage/oldcolumn.md)
- [outlineView](appkit/nsoutlineview/columndidmovemessage/outlineview.md)

## Relationships

### Conforms To

- [NotificationCenter.MainActorMessage](foundation/notificationcenter/mainactormessage.md)
- [SendableMetatype](swift/sendablemetatype.md)