using Paps.UnityToolbarExtenderUIToolkit; using UnityEngine.UIElements; [MainToolbarElement(nameof(ButtonInGroup1))] public class ButtonInGroup1 : Button { public ButtonInGroup1() { text = GetType().Name; } } [MainToolbarElement(nameof(ButtonInGroup2))] public class ButtonInGroup2 : Button { public ButtonInGroup2() { text = GetType().Name; } } [MainToolbarElement(nameof(ButtonInGroup3))] public class ButtonInGroup3 : Button { public ButtonInGroup3() { text = GetType().Name; } }