IFocusable
The IFocusable
interface handles pointer focus events on a GameObject, such as when the pointer targets the object (OnFocusEnter
) or leaves the object (OnFocusExit
).
OnFocusEnter
Called when hovering the pointer on gameobject
OnFocusExit
Called when removing the pointer from gameobject
Global Listener Usage
Utilize Global Listener with IFocusable to know if the pointer focus enters/exits on something.
When both the IFocusable
interface and Global Listener are used on the same GameObject, the event-handling methods may be triggered twice:
Once by the pointer event.
Once by the Global Listener capturing the same event globally.
This behavior can lead to duplicate responses if not managed properly.
Pointer Interaction Requirement
For the pointer to interact with a GameObject and trigger the IFocusable
events:
3D Objects: The GameObject must have a collider component.
UI Elements: The UI element must have the Raycast Target property enabled.
Without these, the pointer will not detect the GameObject, and IFocusable
events will not be triggered.
Example
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