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# prefersTrackingUntilMouseUp

Returns a Boolean value that indicates whether tracking stops when the cursor leaves the cell.

```
class var prefersTrackingUntilMouseUp: Bool { get }
```

## Return Value

<doc://com.apple.documentation/documentation/Swift/true> if tracking stops when the cursor leaves the cell, otherwise <doc://com.apple.documentation/documentation/Swift/false>.

## Discussion

The default implementation returns <doc://com.apple.documentation/documentation/Swift/false>. Subclasses may override this method to return a different value.

---

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