Fixed tooltip hiding when trigger is hidden or destroyed

Runtime/Tooltips/TooltipTrigger.cs

@@ -4,6 +4,7 @@ using UnityEngine;
 using UnityEngine.UI;
 using UnityEngine.EventSystems;
 using Sirenix.OdinInspector;
+using KairoEngine.Core;
 
 namespace KairoEngine.UI.Tooltips
 {
@@ -14,6 +15,7 @@ namespace KairoEngine.UI.Tooltips
         public string header;
         public string content;
         public string tooltipType = "";
+        private bool visible = false;
         public void OnPointerEnter(PointerEventData eventData)
         {
             if(MouseInputUIBlocker.BlockedByUI) return;
@@ -21,6 +23,8 @@ namespace KairoEngine.UI.Tooltips
             delay = LeanTween.delayedCall(TooltipSystem.GetDelay(), () =>
             {
                 TooltipSystem.Show(content, header, tooltipType);
+                visible = true;
+                CheckTooltip();
             });
             
         }
@@ -29,6 +33,7 @@ namespace KairoEngine.UI.Tooltips
         {
             if(delay != null) LeanTween.cancel(delay.uniqueId);
             TooltipSystem.Hide();
+            visible = false;
         }
 
         public void OnMouseEnter()
@@ -38,6 +43,8 @@ namespace KairoEngine.UI.Tooltips
             delay = LeanTween.delayedCall(TooltipSystem.GetDelay(), () =>
             {
                 TooltipSystem.Show(content, header, tooltipType);
+                visible = true;
+                CheckTooltip();
             });
             
         }
@@ -46,6 +53,37 @@ namespace KairoEngine.UI.Tooltips
         {
             if(delay != null) LeanTween.cancel(delay.uniqueId);
             TooltipSystem.Hide();
+            visible = false;
+        }
+
+        private void CheckTooltip()
+        {
+            TooltipTrigger t = this;
+            if(t.visible == false) return;
+            Timer.ExecuteRealTime(500, () => {
+                if(t == null) 
+                {
+                    TooltipSystem.Hide();
+                    return;
+                }
+                if(t.gameObject == null) 
+                {
+                    t.visible = false;
+                    TooltipSystem.Hide();
+                    return;
+                }
+                if(!t.gameObject.activeSelf) 
+                {
+                    t.visible = false;
+                    TooltipSystem.Hide();
+                    return;
+                }
+                if(t.gameObject.activeSelf && t.visible == true) 
+                {
+                    CheckTooltip();
+                    return;
+                }
+            });
         }
 
     }