---
title: "pathControl(_:willPopUp:)"
framework: appkit
role: symbol
role_heading: Instance Method
path: "appkit/nspathcontroldelegate/pathcontrol(_:willpopup:)"
---

# pathControl(_:willPopUp:)

Implement this method to customize the menu of a pop-up–style path.

## Declaration

```swift
@MainActor optional func pathControl(_ pathControl: NSPathControl, willPopUp menu: NSMenu)
```

## Parameters

- `pathControl`: The path control displaying the pop-up menu.
- `menu`: The pop-up menu to be displayed.

## Discussion

Discussion This method is called before the pop-up menu is shown. At this time, you can further customize the menu as required, adding and removing items. This method is called only when the style is set to NSPathStylePopUp. Implementation of this method is optional.

## See Also

### Customizing a Pop-Up–Style Path

- [pathControl(_:willDisplay:)](appkit/nspathcontroldelegate/pathcontrol(_:willdisplay:).md)