42 lines
1.2 KiB
C#
42 lines
1.2 KiB
C#
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// Copyright (c) Pixel Crushers. All rights reserved.
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using UnityEngine;
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using UnityEngine.EventSystems;
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using UnityEngine.UI;
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namespace PixelCrushers
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{
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/// <summary>
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/// This script deselects the previous selectable when the pointer enters this one.
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/// </summary>
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[AddComponentMenu("")] // Use wrapper.
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[RequireComponent(typeof(Selectable))]
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public class DeselectPreviousOnPointerEnter : MonoBehaviour, IPointerEnterHandler, IDeselectHandler, IEventSystemUser
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{
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private UnityEngine.EventSystems.EventSystem m_eventSystem = null;
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public UnityEngine.EventSystems.EventSystem eventSystem
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{
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get
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{
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if (m_eventSystem != null) return m_eventSystem;
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return UnityEngine.EventSystems.EventSystem.current;
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}
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set { m_eventSystem = value; }
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}
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public void OnPointerEnter(PointerEventData eventData)
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{
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if (!eventSystem.alreadySelecting)
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{
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eventSystem.SetSelectedGameObject(this.gameObject);
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}
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}
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public void OnDeselect(BaseEventData eventData)
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{
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GetComponent<Selectable>().OnPointerExit(null);
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}
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}
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}
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