changed way that the the new menu is generated. Added category name to proxies

Source/Editor/Content/Proxy/AnimationGraphFunctionProxy.cs

@@ -16,6 +16,9 @@ namespace FlaxEditor.Content
         /// <inheritdoc />
         public override string Name => "Animation Graph Function";
 
+        /// <inheritdoc />
+        public override string CategoryName => "Animation";
+
         /// <inheritdoc />
         public override EditorWindow Open(Editor editor, ContentItem item)
         {

Source/Editor/Content/Proxy/AnimationGraphProxy.cs

@@ -15,6 +15,9 @@ namespace FlaxEditor.Content
     {
         /// <inheritdoc />
         public override string Name => "Animation Graph";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Animation";
 
         /// <inheritdoc />
         public override EditorWindow Open(Editor editor, ContentItem item)

Source/Editor/Content/Proxy/AnimationProxy.cs

@@ -18,6 +18,9 @@ namespace FlaxEditor.Content
     {
         /// <inheritdoc />
         public override string Name => "Animation";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Animation";
 
         /// <inheritdoc />
         public override bool CanReimport(ContentItem item)

Source/Editor/Content/Proxy/AssetProxy.cs

@@ -22,6 +22,11 @@ namespace FlaxEditor.Content
         /// </summary>
         public abstract string TypeName { get; }
 
+        /// <summary>
+        ///  The category name used to sort in context menus
+        /// </summary>
+        public abstract string CategoryName { get; }
+
         /// <summary>
         /// Checks if this proxy supports the given asset type id at the given path.
         /// </summary>

Source/Editor/Content/Proxy/AudioClipProxy.cs

@@ -62,6 +62,9 @@ namespace FlaxEditor.Content
 
         /// <inheritdoc />
         public override string Name => "Audio Clip";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Audio";
 
         /// <inheritdoc />
         public override bool CanReimport(ContentItem item)

Source/Editor/Content/Proxy/CollisionDataProxy.cs

@@ -42,6 +42,9 @@ namespace FlaxEditor.Content
     {
         /// <inheritdoc />
         public override string Name => "Collision Data";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Physics";
 
         /// <inheritdoc />
         public override EditorWindow Open(Editor editor, ContentItem item)

Source/Editor/Content/Proxy/CubeTextureProxy.cs

@@ -20,6 +20,9 @@ namespace FlaxEditor.Content
 
         /// <inheritdoc />
         public override string Name => "Cube Texture";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Texture";
 
         /// <inheritdoc />
         public override bool CanReimport(ContentItem item)

Source/Editor/Content/Proxy/FontProxy.cs

@@ -17,6 +17,9 @@ namespace FlaxEditor.Content
     {
         /// <inheritdoc />
         public override string Name => "Font";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Font";
 
         /// <inheritdoc />
         public override bool CanReimport(ContentItem item)

Source/Editor/Content/Proxy/GameplayGlobalsProxy.cs

@@ -15,6 +15,9 @@ namespace FlaxEditor.Content
     {
         /// <inheritdoc />
         public override string Name => "Gameplay Globals";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Globals";
 
         /// <inheritdoc />
         public override EditorWindow Open(Editor editor, ContentItem item)

Source/Editor/Content/Proxy/IESProfileProxy.cs

@@ -20,6 +20,9 @@ namespace FlaxEditor.Content
 
         /// <inheritdoc />
         public override string Name => "IES Profile";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Lighting";
 
         /// <inheritdoc />
         public override bool CanReimport(ContentItem item)

Source/Editor/Content/Proxy/JsonAssetProxy.cs

@@ -31,6 +31,9 @@ namespace FlaxEditor.Content
 
         /// <inheritdoc />
         public override string Name => "Json Asset";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Json Asset";
 
         /// <inheritdoc />
         public override string FileExtension => Extension;
@@ -165,6 +168,20 @@ namespace FlaxEditor.Content
         /// <inheritdoc />
         public override string Name { get; } = Utilities.Utils.GetPropertyNameUI(typeof(T).Name);
 
+        private string _categoryName;
+
+        /// <inheritdoc />
+        public override string CategoryName => _categoryName;
+
+        /// <summary>
+        /// Sets the category name
+        /// </summary>
+        /// <param name="name">This is the category name</param>
+        public void SetCategoryName(string name)
+        {
+            _categoryName = name;
+        }
+
         /// <inheritdoc />
         public override bool CanCreate(ContentFolder targetLocation)
         {

Source/Editor/Content/Proxy/MaterialFunctionProxy.cs

@@ -15,6 +15,9 @@ namespace FlaxEditor.Content
     {
         /// <inheritdoc />
         public override string Name => "Material Function";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Material";
 
         /// <inheritdoc />
         public override EditorWindow Open(Editor editor, ContentItem item)

Source/Editor/Content/Proxy/MaterialInstanceProxy.cs

@@ -20,6 +20,9 @@ namespace FlaxEditor.Content
 
         /// <inheritdoc />
         public override string Name => "Material Instance";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Material";
 
         /// <inheritdoc />
         public override EditorWindow Open(Editor editor, ContentItem item)

Source/Editor/Content/Proxy/MaterialProxy.cs

@@ -21,6 +21,9 @@ namespace FlaxEditor.Content
 
         /// <inheritdoc />
         public override string Name => "Material";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Material";
 
         /// <inheritdoc />
         public override EditorWindow Open(Editor editor, ContentItem item)

Source/Editor/Content/Proxy/ModelProxy.cs

@@ -21,6 +21,9 @@ namespace FlaxEditor.Content
 
         /// <inheritdoc />
         public override string Name => "Model";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Model";
 
         /// <inheritdoc />
         public override bool CanReimport(ContentItem item)

Source/Editor/Content/Proxy/ParticleEmitterFunctionProxy.cs

@@ -15,6 +15,9 @@ namespace FlaxEditor.Content
     {
         /// <inheritdoc />
         public override string Name => "Particle Emitter Function";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Particles";
 
         /// <inheritdoc />
         public override EditorWindow Open(Editor editor, ContentItem item)

Source/Editor/Content/Proxy/ParticleEmitterProxy.cs

@@ -22,6 +22,9 @@ namespace FlaxEditor.Content
 
         /// <inheritdoc />
         public override string Name => "Particle Emitter";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Particles";
 
         /// <inheritdoc />
         public override EditorWindow Open(Editor editor, ContentItem item)

Source/Editor/Content/Proxy/ParticleSystemProxy.cs

@@ -46,6 +46,9 @@ namespace FlaxEditor.Content
 
         /// <inheritdoc />
         public override string Name => "Particle System";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Particles";
 
         /// <inheritdoc />
         public override EditorWindow Open(Editor editor, ContentItem item)

Source/Editor/Content/Proxy/PrefabProxy.cs

@@ -31,6 +31,9 @@ namespace FlaxEditor.Content
 
         /// <inheritdoc />
         public override string Name => "Prefab";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Prefab";
 
         /// <inheritdoc />
         public override string FileExtension => Extension;

Source/Editor/Content/Proxy/PreviewsCacheProxy.cs

@@ -15,6 +15,9 @@ namespace FlaxEditor.Content
     {
         /// <inheritdoc />
         public override string Name => "Previews Cache";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Previews Cache";
 
         /// <inheritdoc />
         public override EditorWindow Open(Editor editor, ContentItem item)

Source/Editor/Content/Proxy/SceneAnimationProxy.cs

@@ -40,6 +40,9 @@ namespace FlaxEditor.Content
     {
         /// <inheritdoc />
         public override string Name => "Scene Animation";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Animation";
 
         /// <inheritdoc />
         public override EditorWindow Open(Editor editor, ContentItem item)

Source/Editor/Content/Proxy/SceneProxy.cs

@@ -19,6 +19,9 @@ namespace FlaxEditor.Content
 
         /// <inheritdoc />
         public override string Name => "Scene";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Scene";
 
         /// <inheritdoc />
         public override string FileExtension => Extension;

Source/Editor/Content/Proxy/SettingsProxy.cs

@@ -20,6 +20,9 @@ namespace FlaxEditor.Content
         /// Gets the settings type.
         /// </summary>
         public Type Type => _type;
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Settings";
 
         /// <summary>
         /// Initializes a new instance of the <see cref="SettingsProxy"/> class.

Source/Editor/Content/Proxy/ShaderProxy.cs

@@ -14,6 +14,9 @@ namespace FlaxEditor.Content
     {
         /// <inheritdoc />
         public override string Name => "Shader";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Shader";
 
         /// <inheritdoc />
         public override bool CanReimport(ContentItem item)

Source/Editor/Content/Proxy/SkeletonMaskProxy.cs

@@ -15,6 +15,9 @@ namespace FlaxEditor.Content
     {
         /// <inheritdoc />
         public override string Name => "Skeleton Mask";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Animation";
 
         /// <inheritdoc />
         public override EditorWindow Open(Editor editor, ContentItem item)

Source/Editor/Content/Proxy/SkinnedModelProxy.cs

@@ -20,6 +20,9 @@ namespace FlaxEditor.Content
 
         /// <inheritdoc />
         public override string Name => "Skinned Model";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Model";
 
         /// <inheritdoc />
         public override bool CanReimport(ContentItem item)

Source/Editor/Content/Proxy/SpriteAtlasProxy.cs

@@ -20,6 +20,9 @@ namespace FlaxEditor.Content
 
         /// <inheritdoc />
         public override string Name => "Sprite Atlas";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Sprites";
 
         /// <inheritdoc />
         public override bool CanReimport(ContentItem item)

Source/Editor/Content/Proxy/TextureProxy.cs

@@ -20,6 +20,9 @@ namespace FlaxEditor.Content
 
         /// <inheritdoc />
         public override string Name => "Texture";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Texture";
 
         /// <inheritdoc />
         public override bool CanReimport(ContentItem item)

Source/Editor/Content/Proxy/VisualScriptProxy.cs

@@ -24,6 +24,9 @@ namespace FlaxEditor.Content
 
         /// <inheritdoc />
         public override string Name => "Visual Script";
+        
+        /// <inheritdoc />
+        public override string CategoryName => "Scripting";
 
         /// <inheritdoc />
         public override EditorWindow Open(Editor editor, ContentItem item)

Source/Editor/Modules/ContentDatabaseModule.cs

@@ -927,7 +927,9 @@ namespace FlaxEditor.Modules
             Proxy.Add(new VisualScriptProxy());
             Proxy.Add(new LocalizedStringTableProxy());
             Proxy.Add(new FileProxy());
-            Proxy.Add(new SpawnableJsonAssetProxy<PhysicalMaterial>());
+            var pm = new SpawnableJsonAssetProxy<PhysicalMaterial>();
+            pm.SetCategoryName("Physics");
+            Proxy.Add(pm);
 
             // Settings
             Proxy.Add(new SettingsProxy(typeof(GameSettings), Editor.Instance.Icons.GameSettings128));

Source/Editor/Windows/ContentWindow.ContextMenu.cs

@@ -2,10 +2,12 @@
 
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using FlaxEditor.Content;
 using FlaxEditor.GUI.ContextMenu;
 using FlaxEngine;
 using FlaxEngine.Assertions;
+using FlaxEngine.GUI;
 using FlaxEngine.Json;
 
 namespace FlaxEditor.Windows
@@ -17,35 +19,6 @@ namespace FlaxEditor.Windows
         /// </summary>
         public event Action<ContextMenu, ContentItem> ContextMenuShow;
 
-        private readonly List<string> _animationGroupNames = new List<string>()
-        {
-            "Animation",
-            "Animation Graph",
-            "Animation Graph Function",
-            "Skeleton Mask",
-            "Scene Animation",
-        };
-
-        private readonly List<string> _particleGroupNames = new List<string>()
-        {
-            "Particle Emitter",
-            "Particle Emitter Function",
-            "Particle System",
-        };
-
-        private readonly List<string> _materialGroupNames = new List<string>()
-        {
-            "Material", 
-            "Material Function",
-            "Material Instance",
-        };
-
-        private readonly List<string> _physicsGroupNames = new List<string>()
-        {
-            "Collision Data",
-            "Physical Material",
-        };
-
         private void ShowContextMenuForItem(ContentItem item, ref Float2 location, bool isTreeNode)
         {
             Assert.IsNull(_newElement);
@@ -180,6 +153,28 @@ namespace FlaxEditor.Windows
                 cm.AddButton("New folder", NewFolder);
             }
 
+            // categorize the asset proxies according to their category name
+            Dictionary<string, List<AssetProxy>> categorizedProxyList = new Dictionary<string, List<AssetProxy>>();
+            for (int i = 0; i < Editor.ContentDatabase.Proxy.Count; i++)
+            {
+                var p = Editor.ContentDatabase.Proxy[i];
+                if (p.CanCreate(folder))
+                {
+                    if (p is AssetProxy ap)
+                    {
+                        if (categorizedProxyList.ContainsKey(ap.CategoryName))
+                        {
+                            categorizedProxyList.TryGetValue(ap.CategoryName, out var apList);
+                            apList?.Add(ap);
+                        }
+                        else
+                        {
+                            categorizedProxyList.Add(ap.CategoryName, new List<AssetProxy>() {ap});
+                        }
+                    }
+                }
+            }
+            
             c = cm.AddChildMenu("New");
             c.ContextMenu.Tag = item;
             c.ContextMenu.AutoSort = true;
@@ -189,17 +184,27 @@ namespace FlaxEditor.Windows
                 var p = Editor.ContentDatabase.Proxy[i];
                 if (p.CanCreate(folder))
                 {
-                    if (_animationGroupNames.Contains(p.Name))
+                    if (p is AssetProxy ap && categorizedProxyList.TryGetValue(ap.CategoryName, out var apList))
-                        AddContentProxyToMenu(c.ContextMenu, p, "Animation");
+                    {
-                    else if (_particleGroupNames.Contains(p.Name))
+                        if (apList.Contains(ap))
-                        AddContentProxyToMenu(c.ContextMenu, p, "Particles");
+                        {
-                    else if (_materialGroupNames.Contains(p.Name))
+                            if (apList.Count > 1)
-                        AddContentProxyToMenu(c.ContextMenu, p, "Materials");
+                            {
-                    else if (_physicsGroupNames.Contains(p.Name))
+                                var childMenu = c.ContextMenu.GetOrAddChildMenu(ap.CategoryName);
-                        AddContentProxyToMenu(c.ContextMenu, p, "Physics");
+                                childMenu.ContextMenu.AutoSort = true;
+                                childMenu.ContextMenu.AddButton(p.Name, () => NewItem(p));
+                            }
+                            else
+                            {
+                                c.ContextMenu.AddButton(p.Name, () => NewItem(p));
+                            }
+                        }
+                    }
                     else
+                    {
                         c.ContextMenu.AddButton(p.Name, () => NewItem(p));
-                    
+                    }
+
                     newItems++;
                 }
             }
@@ -218,21 +223,6 @@ namespace FlaxEditor.Windows
             cm.Show(this, location);
         }
 
-        private void AddContentProxyToMenu(ContextMenu contextMenu, ContentProxy contentProxy, string menuName)
-        {
-            var childMenu = contextMenu.GetChildMenu(menuName);
-            if (childMenu == null)
-            {
-                var c = contextMenu.AddChildMenu(menuName);
-                c.ContextMenu.AutoSort = true;
-                c.ContextMenu.AddButton(contentProxy.Name, () => NewItem(contentProxy));
-            }
-            else
-            {
-                childMenu.ContextMenu.AddButton(contentProxy.Name, () => NewItem(contentProxy));
-            }
-        }
-
         private void OnExpandAllClicked(ContextMenuButton button)
         {
             CurrentViewFolder.Node.ExpandAll();