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peng-zhihui
51 lines
1.2 KiB
C#
51 lines
1.2 KiB
C#
namespace UIWidgets
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{
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using UnityEngine;
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using UnityEngine.EventSystems;
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/// <summary>
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/// Bring to front UI object on click.
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/// Use carefully: it change hierarchy. Objects under layout control will be at another positions.
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/// </summary>
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[AddComponentMenu("UI/New UI Widgets/Interactions/Bring To Front")]
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[RequireComponent(typeof(RectTransform))]
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[DisallowMultipleComponent]
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public class BringToFront : MonoBehaviour, IPointerDownHandler
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{
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/// <summary>
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/// Bring to front UI object with parents.
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/// </summary>
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[SerializeField]
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public bool WithParents = false;
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/// <summary>
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/// Process the pointer down event.
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/// </summary>
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/// <param name="eventData">Event data.</param>
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public virtual void OnPointerDown(PointerEventData eventData)
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{
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ToFront();
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}
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/// <summary>
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/// Bring to front UI object.
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/// </summary>
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public virtual void ToFront()
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{
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ToFront(transform);
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}
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/// <summary>
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/// Bring to front the specified object.
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/// </summary>
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/// <param name="obj">Object.</param>
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void ToFront(Transform obj)
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{
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obj.SetAsLastSibling();
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if (WithParents && (obj.parent != null))
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{
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ToFront(obj.parent);
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}
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}
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}
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} |