UI Toolkit: Custom controls

Custom controls in UI Toolkit allow you to create reusable interface elements that combine structure, styling, and behavior into a single component. This video walks you through building a custom SlideToggle control in UI Toolkit. You’ll see how to expose it to UXML with UxmlElement and UxmlAttribute, style it with USS, and derive from BaseField to support labels, value changes, and data binding. Learn more about custom controls: https://on.unity.com/CustomControls Download the QuizU sample project: https://on.unity.com/QuizUSample [0:00] Introduction [0:25] Custom control demo [0:55] Slide toggle setup [2:55] BaseField class [4:38] SlideToggle structure [6:18] Adding click interaction [6:57] Updating visuals and USS styling [8:30] Applying the style sheet [10:02] UI Builder and application [11:40] Wrap-up _______________ Stay connected with us: Games Twitter/X: https://x.com/unitygames Instagram: https://www.instagram.com/unitytechnologies/ Discord: https://discord.com/invite/unity Discussions: https://discussions.unity.com/ LinkedIn: https://www.linkedin.com/company/unity/ Facebook: https://www.facebook.com/unity3d.in/ Bluesky: https://bsky.app/profile/unity.com Company Twitter/X: https://x.com/unity #Unity #UIToolkit #CustomControls