55 lines
1.5 KiB
C#
55 lines
1.5 KiB
C#
using System;
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using UnityEngine;
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using UnityEngine.EventSystems;
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internal class DragCallbackCheck : MonoBehaviour, IBeginDragHandler, IDragHandler, IEndDragHandler, IDropHandler, IPointerDownHandler
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{
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private bool loggedOnDrag = false;
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[NonSerialized] public bool onBeginDragCalled = false;
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[NonSerialized] public bool onDragCalled = false;
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[NonSerialized] public bool onEndDragCalled = false;
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[NonSerialized] public bool onDropCalled = false;
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[NonSerialized] public int? pointerId = null;
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public void OnBeginDrag(PointerEventData eventData)
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{
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if (pointerId.HasValue && eventData.pointerId != pointerId)
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return;
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onBeginDragCalled = true;
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}
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public void OnDrag(PointerEventData eventData)
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{
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if (pointerId.HasValue && eventData.pointerId != pointerId)
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return;
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if (loggedOnDrag)
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return;
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loggedOnDrag = true;
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onDragCalled = true;
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}
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public void OnEndDrag(PointerEventData eventData)
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{
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if (pointerId.HasValue && eventData.pointerId != pointerId)
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return;
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onEndDragCalled = true;
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}
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public void OnDrop(PointerEventData eventData)
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{
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if (pointerId.HasValue && eventData.pointerId != pointerId)
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return;
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onDropCalled = true;
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}
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public void OnPointerDown(PointerEventData eventData)
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{
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// Empty to ensure we get the drop if we have a pointer handle as well.
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}
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}
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