Fix panel draggers on display change

Author: sinai-dev

src/UI/DisplayManager.cs

@@ -1,9 +1,11 @@
 using System;
+using System.Collections;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using UnityEngine;
 using UnityExplorer.Config;
+using UniverseLib;
 using UniverseLib.Input;
 
 namespace UnityExplorer.UI
@@ -57,6 +59,21 @@ public static void SetDisplay(int display)
                 }
                 canvasCamera.targetDisplay = display;
             }
+
+            RuntimeProvider.Instance.StartCoroutine(FixPanels());
+        }
+
+        private static IEnumerator FixPanels()
+        {
+            yield return null;
+            yield return null;
+
+            foreach (var panel in UIManager.UIPanels.Values)
+            {
+                panel.EnsureValidSize();
+                panel.EnsureValidPosition();
+                panel.Dragger.OnEndResize();
+            }
         }
     }
 }

src/UI/Panels/UIPanel.cs

@@ -146,6 +146,8 @@ public void EnsureValidSize()
                 Rect.SetSizeWithCurrentAnchors(RectTransform.Axis.Vertical, MinHeight);
         }
 
+        public void EnsureValidPosition() => EnsureValidPosition(this.Rect);
+
         public static void EnsureValidPosition(RectTransform panel)
         {
             var pos = panel.localPosition;

src/UI/UIManager.cs

@@ -45,7 +45,7 @@ public enum VerticalAnchor
         public static Canvas UICanvas { get; private set; }
 
         internal static GameObject PanelHolder { get; private set; }
-        private static readonly Dictionary<Panels, UIPanel> UIPanels = new();
+        internal static readonly Dictionary<Panels, UIPanel> UIPanels = new();
 
         public static RectTransform NavBarRect;
         public static GameObject NavbarTabButtonHolder;