EventCallbackDefinition
An object that can be registered on VisualElements to react to any event type.
阅读时间1 分钟最后更新于 1 个月前
Definition
- Type: Struct
- Namespace: UnityEngine.UIElements
- Assembly: UnityEngine.UIElementsModule
public readonly struct EventCallbackDefinition
Remarks
The same callback instance can be registered on multiple different elements, resulting in effective memory sharing. If the element instance is needed by the callback code, an optional argument can be used to provide it.
Methods
Method | Description |
|---|---|
| Register | Adds this callback's event handler to the given element. |
| Unregister | Removes this callback from the given element. |