Adding collections background color in global settings

Source/Editor/CustomEditors/Editors/CollectionEditor.cs

@@ -126,7 +126,7 @@ namespace FlaxEditor.CustomEditors.Editors
             {
                 _readOnly = false;
                 NotNullItems = false;
-                _background = new Color(1f, 1f, 1f, 0.08f);
+                _background = FlaxEngine.GUI.Style.Current.CollectionBackgroundColor;
             }
             else
             {

Source/Editor/CustomEditors/Editors/DictionaryEditor.cs

@@ -1,5 +1,9 @@
 // Copyright (c) 2012-2021 Wojciech Figat. All rights reserved.
 
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
 using FlaxEditor.CustomEditors.Elements;
 using FlaxEditor.CustomEditors.GUI;
 using FlaxEditor.GUI;
@@ -8,10 +12,6 @@ using FlaxEditor.Scripting;
 using FlaxEngine;
 using FlaxEngine.GUI;
 using FlaxEngine.Json;
-using System;
-using System.Collections;
-using System.Collections.Generic;
-using System.Linq;
 
 namespace FlaxEditor.CustomEditors.Editors
 {
@@ -186,15 +186,13 @@ namespace FlaxEditor.CustomEditors.Editors
                 var collection = (CollectionAttribute)attributes.FirstOrDefault(x => x is CollectionAttribute);
                 if (collection is null)
                 {
-                    // TODO: handle ReadOnly and NotNullItems by filtering child editors SetValue
-
-
                     _readOnly = false;
                     _notNullItems = false;
-                    _background = new Color(1f, 1f, 1f, 0.08f);
+                    _background = FlaxEngine.GUI.Style.Current.CollectionBackgroundColor;
                 }
                 else
                 {
+                    // TODO: handle ReadOnly and NotNullItems by filtering child editors SetValue
                     _readOnly = collection.ReadOnly;
                     _notNullItems = collection.NotNullItems;
                     _background = collection.BackgroundColor;

Source/Editor/Options/OptionsModule.cs

@@ -232,6 +232,7 @@ namespace FlaxEditor.Options
                 BorderNormal = Color.FromBgra(0xFF54545C),
                 TextBoxBackground = Color.FromBgra(0xFF333337),
                 TextBoxBackgroundSelected = Color.FromBgra(0xFF3F3F46),
+                CollectionBackgroundColor = Color.FromBgra(0x16FFFFFF),
                 ProgressNormal = Color.FromBgra(0xFF0ad328),
 
                 // Fonts

Source/Engine/Scripting/Attributes/CollectionAttribute.cs

@@ -1,6 +1,7 @@
 // Copyright (c) 2012-2021 Wojciech Figat. All rights reserved.
 
 using System;
+using FlaxEngine.GUI;
 
 namespace FlaxEngine
 {
@@ -36,8 +37,8 @@ namespace FlaxEngine
         public float Spacing;
 
         /// <summary>
-        /// Background color of the collection.
+        /// The collection background color.
         /// </summary>
-        public Color BackgroundColor = new Color(1f, 1f, 1f, 0.08f);
+        public Color BackgroundColor = Style.Current.CollectionBackgroundColor;
     }
 }

Source/Engine/Scripting/Scripting.cs

@@ -221,6 +221,7 @@ namespace FlaxEngine
                 TextBoxBackground = Color.FromBgra(0xFF333337),
                 ProgressNormal = Color.FromBgra(0xFF0ad328),
                 TextBoxBackgroundSelected = Color.FromBgra(0xFF3F3F46),
+                CollectionBackgroundColor = Color.FromBgra(0x16FFFFFF),
                 SharedTooltip = new Tooltip(),
             };
             style.DragWindow = style.BackgroundSelected * 0.7f;

Source/Engine/UI/GUI/Style.cs

@@ -152,6 +152,11 @@ namespace FlaxEngine.GUI
         [EditorOrder(190)]
         public Color TextBoxBackgroundSelected;
 
+        /// <summary>
+        /// The collection background color.
+        /// </summary>
+        [EditorOrder(195)]
+        public Color CollectionBackgroundColor;
         /// <summary>
         /// The progress normal color.
         /// </summary>