# \#mouse-wheel

**URL:** https://clarionhub.com/tag/mouse-wheel/147.md

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## [ANN: Wheel Constraint](https://clarionhub.com/t/ann-wheel-constraint/4027)

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**Author:** [@Mike\_Duglas](https://clarionhub.com/u/Mike_Duglas)\
**Replies:** 14\
**Last updated:** [April 10, 2021, 8:36pm UTC](https://clarionhub.com/t/ann-wheel-constraint/4027 "2021-04-10T20:36:28Z")

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If a list control (or combobox) has a focus, the user can scroll it with the wheel, even if the mouse cursor is outside the list. This behavior can be confusing. Wheel Constraint is a template which allows to scroll li…