changed how the actor toolbox is created. Allows fo user to enter their own tabs and actors with an attribute

Source/Editor/Windows/ToolboxWindow.cs

@@ -100,6 +100,7 @@ namespace FlaxEditor.Windows
 
         private TextBox _searchBox;
         private ContainerControl _groupSearch;
+        private Tabs actorGroups;
 
         /// <summary>
         /// The editor instance.
@@ -117,8 +118,9 @@ namespace FlaxEditor.Windows
             Editor = editor;
             Selected += tab => Editor.Windows.EditWin.Viewport.SetActiveMode<TransformGizmoMode>();
             ScriptsBuilder.ScriptsReload += OnScriptsReload;
+            ScriptsBuilder.ScriptsReloadEnd += OnScriptsReloadEnd;
 
-            var actorGroups = new Tabs
+            actorGroups = new Tabs
             {
                 Orientation = Orientation.Vertical,
                 UseScroll = true,
@@ -127,7 +129,19 @@ namespace FlaxEditor.Windows
                 TabsSize = new Float2(120, 32),
                 Parent = this,
             };
+            
+            _groupSearch = CreateGroupWithList(actorGroups, "Search", 26);
+            _searchBox = new TextBox
+            {
+                AnchorPreset = AnchorPresets.HorizontalStretchTop,
+                WatermarkText = "Search...",
+                Parent = _groupSearch.Parent.Parent,
+                Bounds = new Rectangle(4, 4, actorGroups.Width - 8, 18),
+            };
+            _searchBox.TextChanged += OnSearchBoxTextChanged;
 
+            RefreshActorTabs();
+/*
             _groupSearch = CreateGroupWithList(actorGroups, "Search", 26);
             _searchBox = new TextBox
             {
@@ -194,7 +208,7 @@ namespace FlaxEditor.Windows
             groupGui.AddChild(CreateActorItem("UI Canvas", typeof(UICanvas)));
             groupGui.AddChild(CreateActorItem("Text Render", typeof(TextRender)));
             groupGui.AddChild(CreateActorItem("Sprite Render", typeof(SpriteRender)));
-
+*/
             actorGroups.SelectedTabIndex = 1;
         }
 
@@ -206,6 +220,94 @@ namespace FlaxEditor.Windows
             _groupSearch.PerformLayout();
         }
 
+        private void OnScriptsReloadEnd()
+        {
+            RefreshActorTabs();
+        }
+
+        private void RefreshActorTabs()
+        {
+            // Remove tabs 
+            List<Tab> tabs = new List<Tab>();
+            foreach (var child in actorGroups.Children)
+            {
+                if (child is Tab tab)
+                {
+                    if (tab.Text != "Search")
+                        tabs.Add(tab);
+                }
+            }
+            
+            foreach (var tab in tabs)
+            {
+                var group = actorGroups.Children.Find(T => T == tab);
+                group.Dispose();
+            }
+            
+            var groupBasicModels = CreateGroupWithList(actorGroups, "Basic Models");
+            groupBasicModels.AddChild(CreateEditorAssetItem("Cube", "Primitives/Cube.flax"));
+            groupBasicModels.AddChild(CreateEditorAssetItem("Sphere", "Primitives/Sphere.flax"));
+            groupBasicModels.AddChild(CreateEditorAssetItem("Plane", "Primitives/Plane.flax"));
+            groupBasicModels.AddChild(CreateEditorAssetItem("Cylinder", "Primitives/Cylinder.flax"));
+            groupBasicModels.AddChild(CreateEditorAssetItem("Cone", "Primitives/Cone.flax"));
+            groupBasicModels.AddChild(CreateEditorAssetItem("Capsule", "Primitives/Capsule.flax"));
+            
+            // Created first to order specific tabs
+            CreateGroupWithList(actorGroups, "Lights");
+            CreateGroupWithList(actorGroups, "Visuals");
+            CreateGroupWithList(actorGroups, "Physics");
+            CreateGroupWithList(actorGroups, "GUI");
+            CreateGroupWithList(actorGroups, "Other");
+            
+            // Add other actor types to respective tab based on attribute
+            foreach (var actorType in Editor.CodeEditing.Actors.Get())
+            {
+                if (actorType.IsAbstract)
+                    continue;
+
+                ActorToolboxAttribute attribute = null;
+                foreach (var e in actorType.GetAttributes(true))
+                {
+                    if (e is ActorToolboxAttribute actorToolboxAttribute)
+                    {
+                        attribute = actorToolboxAttribute;
+                        break;
+                    }
+                }
+
+                if (attribute == null)
+                    continue;
+
+                var groupName = attribute.Group;
+
+                // Check if tab already exists and add it to the tab
+                var actorTabExists = false;
+                foreach (var child in actorGroups.Children)
+                {
+                    if (child is Tab tab)
+                    {
+                        if (tab.Text == groupName)
+                        {
+                            var tree = tab.GetChild<Panel>().GetChild<Tree>();
+                            if (tree != null)
+                            {
+                                tree.AddChild(CreateActorItem(Utilities.Utils.GetPropertyNameUI(actorType.Name), actorType));
+                                tree.SortChildren();
+                            }
+                            actorTabExists = true;
+                            break;
+                        }
+                    }
+                }
+                if (actorTabExists)
+                    continue;
+                
+                var  group = CreateGroupWithList(actorGroups, groupName);
+                group.AddChild(CreateActorItem(Utilities.Utils.GetPropertyNameUI(actorType.Name), actorType));
+                group.SortChildren();
+            }
+        }
+
         private void OnSearchBoxTextChanged()
         {
             // Skip events during setup or init stuff

Source/Engine/Animations/SceneAnimations/SceneAnimationPlayer.h

@@ -11,7 +11,7 @@
 /// <summary>
 /// The scene animation playback actor.
 /// </summary>
-API_CLASS(Attributes = "ActorContextMenu(\"New/Other/Scene Animation\")") class FLAXENGINE_API SceneAnimationPlayer : public Actor, public IPostFxSettingsProvider
+API_CLASS(Attributes = "ActorContextMenu(\"New/Other/Scene Animation\"), ActorToolbox(\"Other\")") class FLAXENGINE_API SceneAnimationPlayer : public Actor, public IPostFxSettingsProvider
 {
     DECLARE_SCENE_OBJECT(SceneAnimationPlayer);
 

Source/Engine/Audio/AudioListener.h

@@ -7,7 +7,7 @@
 /// <summary>
 /// Represents a listener that hears audio sources. For spatial audio the volume and pitch of played audio is determined by the distance, orientation and velocity differences between the source and the listener.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Audio/Audio Listener\")") class FLAXENGINE_API AudioListener : public Actor
+API_CLASS(Attributes="ActorContextMenu(\"New/Audio/Audio Listener\"), ActorToolbox(\"Other\")") class FLAXENGINE_API AudioListener : public Actor
 {
     DECLARE_SCENE_OBJECT(AudioListener);
 private:

Source/Engine/Audio/AudioSource.h

@@ -13,7 +13,7 @@
 /// <remarks>
 /// Whether or not an audio source is spatial is controlled by the assigned AudioClip.The volume and the pitch of a spatial audio source is controlled by its position and the AudioListener's position/direction/velocity.
 /// </remarks>
-API_CLASS(Attributes="ActorContextMenu(\"New/Audio/Audio Source\")") class FLAXENGINE_API AudioSource : public Actor
+API_CLASS(Attributes="ActorContextMenu(\"New/Audio/Audio Source\"), ActorToolbox(\"Other\")") class FLAXENGINE_API AudioSource : public Actor
 {
     DECLARE_SCENE_OBJECT(AudioSource);
     friend class AudioStreamingHandler;

Source/Engine/Level/Actors/AnimatedModel.h

@@ -12,7 +12,7 @@
 /// <summary>
 /// Performs an animation and renders a skinned model.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Other/Animated Model\")") class FLAXENGINE_API AnimatedModel : public ModelInstanceActor
+API_CLASS(Attributes="ActorContextMenu(\"New/Other/Animated Model\"), ActorToolbox(\"Other\")") class FLAXENGINE_API AnimatedModel : public ModelInstanceActor
 {
     DECLARE_SCENE_OBJECT(AnimatedModel);
     friend class AnimationsSystem;

Source/Engine/Level/Actors/BoneSocket.h

@@ -7,7 +7,7 @@
 /// <summary>
 /// Actor that links to the animated model skeleton node transformation.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Other/Bone Socket\")") class FLAXENGINE_API BoneSocket : public Actor
+API_CLASS(Attributes="ActorContextMenu(\"New/Other/Bone Socket\"), ActorToolbox(\"Other\")") class FLAXENGINE_API BoneSocket : public Actor
 {
     DECLARE_SCENE_OBJECT(BoneSocket);
 

Source/Engine/Level/Actors/BoxBrush.h

@@ -65,7 +65,7 @@ public:
 /// <summary>
 /// Performs CSG box brush operation that adds or removes geometry.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Other/Box Brush\")") class FLAXENGINE_API BoxBrush : public Actor, public CSG::Brush
+API_CLASS(Attributes="ActorContextMenu(\"New/Other/Box Brush\"), ActorToolbox(\"Other\")") class FLAXENGINE_API BoxBrush : public Actor, public CSG::Brush
 {
     DECLARE_SCENE_OBJECT(BoxBrush);
 private:

Source/Engine/Level/Actors/Camera.h

@@ -18,7 +18,7 @@
 /// <summary>
 /// Describes the camera projection and view. Provides information about how to render scene (viewport location and direction, etc.).
 /// </summary>
-API_CLASS(Sealed, Attributes="ActorContextMenu(\"New/Camera\")") class FLAXENGINE_API Camera : public Actor
+API_CLASS(Sealed, Attributes="ActorContextMenu(\"New/Camera\"), ActorToolbox(\"Visuals\")") class FLAXENGINE_API Camera : public Actor
 {
     DECLARE_SCENE_OBJECT(Camera);
 

Source/Engine/Level/Actors/Decal.h

@@ -11,7 +11,7 @@
 /// <summary>
 /// Actor that draws the can be used to draw a custom decals on top of the other objects.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Visuals/Decal\")") class FLAXENGINE_API Decal : public Actor
+API_CLASS(Attributes="ActorContextMenu(\"New/Visuals/Decal\"), ActorToolbox(\"Visuals\")") class FLAXENGINE_API Decal : public Actor
 {
     DECLARE_SCENE_OBJECT(Decal);
 private:

Source/Engine/Level/Actors/DirectionalLight.h

@@ -7,7 +7,7 @@
 /// <summary>
 /// Directional light emits light from direction in space.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Lights/Directional Light\")") class FLAXENGINE_API DirectionalLight : public LightWithShadow
+API_CLASS(Attributes="ActorContextMenu(\"New/Lights/Directional Light\"), ActorToolbox(\"Lights\")") class FLAXENGINE_API DirectionalLight : public LightWithShadow
 {
     DECLARE_SCENE_OBJECT(DirectionalLight);
 private:

Source/Engine/Level/Actors/EmptyActor.h

@@ -7,7 +7,7 @@
 /// <summary>
 /// The empty actor that is useful to create hierarchy and/or hold scripts. See <see cref="Script"/>.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Actor\")") class FLAXENGINE_API EmptyActor : public Actor
+API_CLASS(Attributes="ActorContextMenu(\"New/Actor\"), ActorToolbox(\"Other\")") class FLAXENGINE_API EmptyActor : public Actor
 {
     DECLARE_SCENE_OBJECT(EmptyActor);
 public:

Source/Engine/Level/Actors/EnvironmentProbe.h

@@ -10,7 +10,7 @@
 /// <summary>
 /// Environment Probe can capture space around the objects to provide reflections.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Visuals/Environment Probe\")") class FLAXENGINE_API EnvironmentProbe : public Actor
+API_CLASS(Attributes="ActorContextMenu(\"New/Visuals/Environment Probe\"), ActorToolbox(\"Visuals\")") class FLAXENGINE_API EnvironmentProbe : public Actor
 {
     DECLARE_SCENE_OBJECT(EnvironmentProbe);
 public:

Source/Engine/Level/Actors/ExponentialHeightFog.h

@@ -12,7 +12,7 @@
 /// <summary>
 /// Used to create fogging effects such as clouds but with a density that is related to the height of the fog.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Visuals/Exponential Height Fog\")") class FLAXENGINE_API ExponentialHeightFog : public Actor, public IFogRenderer
+API_CLASS(Attributes="ActorContextMenu(\"New/Visuals/Exponential Height Fog\"), ActorToolbox(\"Visuals\")") class FLAXENGINE_API ExponentialHeightFog : public Actor, public IFogRenderer
 {
     DECLARE_SCENE_OBJECT(ExponentialHeightFog);
 private:

Source/Engine/Level/Actors/PointLight.h

@@ -9,7 +9,7 @@
 /// <summary>
 /// Point light emits light from point in all directions.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Lights/Point Light\")") class FLAXENGINE_API PointLight : public LightWithShadow
+API_CLASS(Attributes="ActorContextMenu(\"New/Lights/Point Light\"), ActorToolbox(\"Lights\")") class FLAXENGINE_API PointLight : public LightWithShadow
 {
     DECLARE_SCENE_OBJECT(PointLight);
 private:

Source/Engine/Level/Actors/PostFxVolume.h

@@ -9,7 +9,7 @@
 /// <summary>
 /// A special type of volume that blends custom set of post process settings into the rendering.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Visuals/Post Fx Volume\")") class FLAXENGINE_API PostFxVolume : public BoxVolume, public IPostFxSettingsProvider
+API_CLASS(Attributes="ActorContextMenu(\"New/Visuals/Post Fx Volume\"), ActorToolbox(\"Visuals\")") class FLAXENGINE_API PostFxVolume : public BoxVolume, public IPostFxSettingsProvider
 {
     DECLARE_SCENE_OBJECT(PostFxVolume);
 private:

Source/Engine/Level/Actors/Sky.h

@@ -14,7 +14,7 @@ class GPUPipelineState;
 /// <summary>
 /// Sky actor renders atmosphere around the scene with fog and sky.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Visuals/Sky\")") class FLAXENGINE_API Sky : public Actor, public IAtmosphericFogRenderer, public ISkyRenderer
+API_CLASS(Attributes="ActorContextMenu(\"New/Visuals/Sky\"), ActorToolbox(\"Visuals\")") class FLAXENGINE_API Sky : public Actor, public IAtmosphericFogRenderer, public ISkyRenderer
 {
     DECLARE_SCENE_OBJECT(Sky);
 private:

Source/Engine/Level/Actors/SkyLight.h

@@ -9,7 +9,7 @@
 /// <summary>
 /// Sky light captures the distant parts of the scene and applies it as a light. Allows to add ambient light.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Lights/Sky Light\")") class FLAXENGINE_API SkyLight : public Light
+API_CLASS(Attributes="ActorContextMenu(\"New/Lights/Sky Light\"), ActorToolbox(\"Lights\")") class FLAXENGINE_API SkyLight : public Light
 {
     DECLARE_SCENE_OBJECT(SkyLight);
 public:

Source/Engine/Level/Actors/Skybox.h

@@ -11,7 +11,7 @@
 /// <summary>
 /// Skybox actor renders sky using custom cube texture or material.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Visuals/Sky Box\")") class FLAXENGINE_API Skybox : public Actor, public ISkyRenderer
+API_CLASS(Attributes="ActorContextMenu(\"New/Visuals/Sky Box\"), ActorToolbox(\"Visuals\")") class FLAXENGINE_API Skybox : public Actor, public ISkyRenderer
 {
     DECLARE_SCENE_OBJECT(Skybox);
 private:

Source/Engine/Level/Actors/Spline.h

@@ -8,7 +8,7 @@
 /// <summary>
 /// Spline shape actor that defines spatial curve with utility functions for general purpose usage.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Other/Spline\")") class FLAXENGINE_API Spline : public Actor
+API_CLASS(Attributes="ActorContextMenu(\"New/Other/Spline\"), ActorToolbox(\"Other\")") class FLAXENGINE_API Spline : public Actor
 {
     DECLARE_SCENE_OBJECT(Spline);
     typedef BezierCurveKeyframe<Transform> Keyframe;

Source/Engine/Level/Actors/SpotLight.h

@@ -9,7 +9,7 @@
 /// <summary>
 /// Spot light emits light from the point in a given direction.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Lights/Spot Light\")") class FLAXENGINE_API SpotLight : public LightWithShadow
+API_CLASS(Attributes="ActorContextMenu(\"New/Lights/Spot Light\"), ActorToolbox(\"Lights\")") class FLAXENGINE_API SpotLight : public LightWithShadow
 {
     DECLARE_SCENE_OBJECT(SpotLight);
 private:

Source/Engine/Navigation/NavLink.h

@@ -8,7 +8,7 @@
 /// The off-mesh link objects used to define a custom point-to-point edge within the navigation graph. 
 /// An off-mesh connection is a user defined traversable connection made up to two vertices, at least one of which resides within a navigation mesh polygon allowing movement outside the navigation mesh.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Other/Nav Link\")") class FLAXENGINE_API NavLink : public Actor
+API_CLASS(Attributes="ActorContextMenu(\"New/Other/Nav Link\"), ActorToolbox(\"Other\")") class FLAXENGINE_API NavLink : public Actor
 {
     DECLARE_SCENE_OBJECT(NavLink);
 public:

Source/Engine/Navigation/NavMeshBoundsVolume.h

@@ -8,7 +8,7 @@
 /// <summary>
 /// A special type of volume that defines the area of the scene in which navigation meshes are generated.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Other/Nav Mesh Bounds Volume\")") class FLAXENGINE_API NavMeshBoundsVolume : public BoxVolume
+API_CLASS(Attributes="ActorContextMenu(\"New/Other/Nav Mesh Bounds Volume\"), ActorToolbox(\"Other\")") class FLAXENGINE_API NavMeshBoundsVolume : public BoxVolume
 {
     DECLARE_SCENE_OBJECT(NavMeshBoundsVolume);
 public:

Source/Engine/Navigation/NavModifierVolume.h

@@ -8,7 +8,7 @@
 /// <summary>
 /// A special type of volume that defines the area of the scene in which navigation is restricted (eg. higher traversal cost or dynamic obstacle block).
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Other/Nav Modifier Volume\")") class FLAXENGINE_API NavModifierVolume : public BoxVolume
+API_CLASS(Attributes="ActorContextMenu(\"New/Other/Nav Modifier Volume\"), ActorToolbox(\"Other\")") class FLAXENGINE_API NavModifierVolume : public BoxVolume
 {
     DECLARE_SCENE_OBJECT(NavModifierVolume);
 public:

Source/Engine/Particles/ParticleEffect.h

@@ -133,7 +133,7 @@ public:
 /// <summary>
 /// The particle system instance that plays the particles simulation in the game.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/Visuals/Particle Effects\")") class FLAXENGINE_API ParticleEffect : public Actor
+API_CLASS(Attributes="ActorContextMenu(\"New/Visuals/Particle Effects\"), ActorToolbox(\"Visuals\")") class FLAXENGINE_API ParticleEffect : public Actor
 {
     DECLARE_SCENE_OBJECT(ParticleEffect);
 public:

Source/Engine/Physics/Actors/RigidBody.h

@@ -14,7 +14,7 @@ class Collider;
 /// Physics simulation driven object.
 /// </summary>
 /// <seealso cref="Actor" />
-API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Rigid Body\")") class FLAXENGINE_API RigidBody : public Actor, public IPhysicsActor
+API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Rigid Body\"), ActorToolbox(\"Physics\")") class FLAXENGINE_API RigidBody : public Actor, public IPhysicsActor
 {
     DECLARE_SCENE_OBJECT(RigidBody);
 protected:

Source/Engine/Physics/Colliders/BoxCollider.h

@@ -9,7 +9,7 @@
 /// A box-shaped primitive collider.
 /// </summary>
 /// <seealso cref="Collider" />
-API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Box Collider\")") class FLAXENGINE_API BoxCollider : public Collider
+API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Box Collider\"), ActorToolbox(\"Physics\")") class FLAXENGINE_API BoxCollider : public Collider
 {
     DECLARE_SCENE_OBJECT(BoxCollider);
 private:

Source/Engine/Physics/Colliders/CapsuleCollider.h

@@ -10,7 +10,7 @@
 /// </summary>
 /// <remarks>Capsules are cylinders with a half-sphere at each end centered at the origin and extending along the X axis, and two hemispherical ends.</remarks>
 /// <seealso cref="Collider" />
-API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Capsule Collider\")") class FLAXENGINE_API CapsuleCollider : public Collider
+API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Capsule Collider\"), ActorToolbox(\"Physics\")") class FLAXENGINE_API CapsuleCollider : public Collider
 {
     DECLARE_SCENE_OBJECT(CapsuleCollider);
 private:

Source/Engine/Physics/Colliders/CharacterController.h

@@ -9,7 +9,7 @@
 /// Physical objects that allows to easily do player movement constrained by collisions without having to deal with a rigidbody.
 /// </summary>
 /// <seealso cref="Collider" />
-API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Character Controller\")") class FLAXENGINE_API CharacterController : public Collider, public IPhysicsActor
+API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Character Controller\"), ActorToolbox(\"Physics\")") class FLAXENGINE_API CharacterController : public Collider, public IPhysicsActor
 {
     DECLARE_SCENE_OBJECT(CharacterController);
 public:

Source/Engine/Physics/Colliders/MeshCollider.h

@@ -10,7 +10,7 @@
 /// A collider represented by an arbitrary mesh.
 /// </summary>
 /// <seealso cref="Collider" />
-API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Mesh Collider\")") class FLAXENGINE_API MeshCollider : public Collider
+API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Mesh Collider\"), ActorToolbox(\"Physics\")") class FLAXENGINE_API MeshCollider : public Collider
 {
     DECLARE_SCENE_OBJECT(MeshCollider);
 public:

Source/Engine/Physics/Colliders/SphereCollider.h

@@ -8,7 +8,7 @@
 /// A sphere-shaped primitive collider.
 /// </summary>
 /// <seealso cref="Collider" />
-API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Sphere Collider\")") class FLAXENGINE_API SphereCollider : public Collider
+API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Sphere Collider\"), ActorToolbox(\"Physics\")") class FLAXENGINE_API SphereCollider : public Collider
 {
     DECLARE_SCENE_OBJECT(SphereCollider);
 private:

Source/Engine/Physics/Joints/D6Joint.h

@@ -160,7 +160,7 @@ public:
 /// It also allows you to constrain limits to only specific axes or completely lock specific axes.
 /// </summary>
 /// <seealso cref="Joint" />
-API_CLASS(Attributes="ActorContextMenu(\"New/Physics/D6 Joint\")") class FLAXENGINE_API D6Joint : public Joint
+API_CLASS(Attributes="ActorContextMenu(\"New/Physics/D6 Joint\"), ActorToolbox(\"Physics\")") class FLAXENGINE_API D6Joint : public Joint
 {
     DECLARE_SCENE_OBJECT(D6Joint);
 private:

Source/Engine/Physics/Joints/DistanceJoint.h

@@ -37,7 +37,7 @@ DECLARE_ENUM_OPERATORS(DistanceJointFlag);
 /// Physics joint that maintains an upper or lower (or both) bound on the distance between two bodies.
 /// </summary>
 /// <seealso cref="Joint" />
-API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Distance Joint\")") class FLAXENGINE_API DistanceJoint : public Joint
+API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Distance Joint\"), ActorToolbox(\"Physics\")") class FLAXENGINE_API DistanceJoint : public Joint
 {
     DECLARE_SCENE_OBJECT(DistanceJoint);
 private:

Source/Engine/Physics/Joints/FixedJoint.h

@@ -8,7 +8,7 @@
 /// Physics joint that maintains a fixed distance and orientation between its two attached bodies.
 /// </summary>
 /// <seealso cref="Joint" />
-API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Fixed Joint\")") class FLAXENGINE_API FixedJoint : public Joint
+API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Fixed Joint\"), ActorToolbox(\"Physics\")") class FLAXENGINE_API FixedJoint : public Joint
 {
     DECLARE_SCENE_OBJECT(FixedJoint);
 public:

Source/Engine/Physics/Joints/HingeJoint.h

@@ -67,7 +67,7 @@ public:
 /// Physics joint that removes all but a single rotation degree of freedom from its two attached bodies (for example a door hinge).
 /// </summary>
 /// <seealso cref="Joint" />
-API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Hinge Joint\")") class FLAXENGINE_API HingeJoint : public Joint
+API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Hinge Joint\"), ActorToolbox(\"Physics\")") class FLAXENGINE_API HingeJoint : public Joint
 {
     DECLARE_SCENE_OBJECT(HingeJoint);
 private:

Source/Engine/Physics/Joints/SliderJoint.h

@@ -27,7 +27,7 @@ DECLARE_ENUM_OPERATORS(SliderJointFlag);
 /// Physics joint that removes all but a single translational degree of freedom. Bodies are allowed to move along a single axis.
 /// </summary>
 /// <seealso cref="Joint" />
-API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Slider Joint\")") class FLAXENGINE_API SliderJoint : public Joint
+API_CLASS(Attributes="ActorContextMenu(\"New/Physics/Slider Joint\"), ActorToolbox(\"Physics\")") class FLAXENGINE_API SliderJoint : public Joint
 {
     DECLARE_SCENE_OBJECT(SliderJoint);
 private:

Source/Engine/Physics/Joints/SphericalJoint.h

@@ -29,7 +29,7 @@ DECLARE_ENUM_OPERATORS(SphericalJointFlag);
 /// rotate around the anchor points, and their rotation can be limited by an elliptical cone.
 /// </summary>
 /// <seealso cref="Joint" />
-API_CLASS(Attributes = "ActorContextMenu(\"New/Physics/Spherical Joint\")") class FLAXENGINE_API SphericalJoint : public Joint
+API_CLASS(Attributes = "ActorContextMenu(\"New/Physics/Spherical Joint\"), ActorToolbox(\"Physics\")") class FLAXENGINE_API SphericalJoint : public Joint
 {
     DECLARE_SCENE_OBJECT(SphericalJoint);
 private:

Source/Engine/Scripting/Attributes/Editor/ActorToolbox.cs

@@ -0,0 +1,26 @@
+using System;
+
+namespace FlaxEngine
+{
+    /// <summary>
+    /// This attribute is used to show actors that can be created in the actor tab of the toolbox.
+    /// </summary>
+    [Serializable]
+    [AttributeUsage(AttributeTargets.Class)]
+    public class ActorToolboxAttribute : Attribute
+    {
+        /// <summary>
+        /// The path to be used in the tool box
+        /// </summary>
+        public string Group;
+        
+        /// <summary>
+        /// Initializes a new instance of the  <see cref="ActorToolboxAttribute"/> class.
+        /// </summary>
+        /// <param name="group">The group to use to create the tab</param>
+        public ActorToolboxAttribute(string group)
+        {
+            Group = group;
+        }
+    }
+}

Source/Engine/UI/SpriteRender.h

@@ -10,7 +10,7 @@
 /// <summary>
 /// Sprite rendering object.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/UI/Sprite Render\")") class FLAXENGINE_API SpriteRender : public Actor
+API_CLASS(Attributes="ActorContextMenu(\"New/UI/Sprite Render\"), ActorToolbox(\"GUI\")") class FLAXENGINE_API SpriteRender : public Actor
 {
     DECLARE_SCENE_OBJECT(SpriteRender);
 private:

Source/Engine/UI/TextRender.h

@@ -19,7 +19,7 @@
 /// <summary>
 /// Text rendering object.
 /// </summary>
-API_CLASS(Attributes="ActorContextMenu(\"New/UI/Text Render\")") class FLAXENGINE_API TextRender : public Actor
+API_CLASS(Attributes="ActorContextMenu(\"New/UI/Text Render\"), ActorToolbox(\"GUI\")") class FLAXENGINE_API TextRender : public Actor
 {
     DECLARE_SCENE_OBJECT(TextRender);
 private:

Source/Engine/UI/UICanvas.h

@@ -7,7 +7,7 @@
 /// <summary>
 /// Root of the UI structure. Renders GUI and handles input events forwarding.
 /// </summary>
-API_CLASS(Sealed, NoConstructor, Attributes="ActorContextMenu(\"New/UI/UI Canvas\")") class FLAXENGINE_API UICanvas : public Actor
+API_CLASS(Sealed, NoConstructor, Attributes="ActorContextMenu(\"New/UI/UI Canvas\"), ActorToolbox(\"GUI\")") class FLAXENGINE_API UICanvas : public Actor
 {
     DECLARE_SCENE_OBJECT(UICanvas);
 public:

Source/Engine/UI/UIControl.h

@@ -8,7 +8,7 @@
 /// <summary>
 /// Contains a single GUI control (on C# side).
 /// </summary>
-API_CLASS(Sealed, Attributes="ActorContextMenu(\"New/UI/UI Control\")") class FLAXENGINE_API UIControl : public Actor
+API_CLASS(Sealed, Attributes="ActorContextMenu(\"New/UI/UI Control\"), ActorToolbox(\"GUI\")") class FLAXENGINE_API UIControl : public Actor
 {
     DECLARE_SCENE_OBJECT(UIControl);
 private: