---
title: NSComboBoxCellDataSource
framework: appkit
role: symbol
role_heading: Protocol
path: appkit/nscomboboxcelldatasource
---

# NSComboBoxCellDataSource

## Declaration

```swift
protocol NSComboBoxCellDataSource : NSObjectProtocol
```

## Topics

### Instance Methods

- [comboBoxCell(_:completedString:)](appkit/nscomboboxcelldatasource/comboboxcell(_:completedstring:).md)
- [comboBoxCell(_:indexOfItemWithStringValue:)](appkit/nscomboboxcelldatasource/comboboxcell(_:indexofitemwithstringvalue:).md)
- [comboBoxCell(_:objectValueForItemAt:)](appkit/nscomboboxcelldatasource/comboboxcell(_:objectvalueforitemat:).md)
- [numberOfItems(in:)](appkit/nscomboboxcelldatasource/numberofitems(in:).md)

## Relationships

### Inherits From

- [NSObjectProtocol](objectivec/nsobjectprotocol.md)

## See Also

### Cells

- [NSComboBoxCell](appkit/nscomboboxcell.md)