From d07e14add74e017b52ab2371efeea1aa4ea10ced Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Sat, 8 May 2021 23:15:13 +0800
Subject: +init

---
 .../UnityEngine.UI/EventSystem/UIBehaviour.cs      | 77 ++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 Assets/uGUI-2017.1/UnityEngine.UI/EventSystem/UIBehaviour.cs

(limited to 'Assets/uGUI-2017.1/UnityEngine.UI/EventSystem/UIBehaviour.cs')

diff --git a/Assets/uGUI-2017.1/UnityEngine.UI/EventSystem/UIBehaviour.cs b/Assets/uGUI-2017.1/UnityEngine.UI/EventSystem/UIBehaviour.cs
new file mode 100644
index 0000000..fa24cff
--- /dev/null
+++ b/Assets/uGUI-2017.1/UnityEngine.UI/EventSystem/UIBehaviour.cs
@@ -0,0 +1,77 @@
+namespace UnityEngine.EventSystems
+{
+    public abstract class UIBehaviour : MonoBehaviour
+    {
+#region MonoBehaviour共有生命周期
+
+        protected virtual void Awake()
+        {}
+
+        protected virtual void OnEnable()
+        {}
+
+        protected virtual void Start()
+        {}
+
+        protected virtual void OnDisable()
+        {}
+
+        protected virtual void OnDestroy()
+        {}
+
+        // 父节点（包括非直接父节点的祖先节点）在hierachy中的父子层级改变前调用
+        protected virtual void OnBeforeTransformParentChanged()
+        { }
+
+        // 父节点（包括非直接父节点的祖先节点）在hierachy中的父子层级改变完调用
+        protected virtual void OnTransformParentChanged()
+        { }
+
+#endregion
+
+        public virtual bool IsActive()
+        {
+            return isActiveAndEnabled;
+        }
+
+#if UNITY_EDITOR
+        // 组件值在inspector中被修改时调用
+        protected virtual void OnValidate()
+        {}
+
+        // inspector中右键reset调用
+        protected virtual void Reset()
+        {}
+#endif
+
+#region UGUI特有回调函数
+
+        // 当gRectTransform大小改变（不包括位置）的时候回调。且如果子物体由于锚点的设置也会导致
+        // 大小改变时也会调用子物体的这个回调。如果子物体大小不会因此改变，那么不会触发这个回调
+        protected virtual void OnRectTransformDimensionsChange()
+        {}
+
+        // 用animation clip修此脚本属性值的时候触发。可以用于修正动画结果
+        protected virtual void OnDidApplyAnimationProperties()
+        {}
+
+        // 祖先节点CanvasGroup参数变化或enable\disable或canvasGroup下面的canvas的层级变化
+        protected virtual void OnCanvasGroupChanged()
+        {}
+
+        // 祖先节点Canvas enable\disable或OverrideSorting状态改变
+        protected virtual void OnCanvasHierarchyChanged()
+        {}
+
+#endregion
+
+        public bool IsDestroyed()
+        {
+            // Workaround for Unity native side of the object
+            // having been destroyed but accessing via interface
+            // won't call the overloaded ==
+            return this == null;
+        }
+
+    }
+}
-- 
cgit v1.1-26-g67d0