Navigation tools upgraded to use the new MainToolbarElement API

Editor/Toolbar/MainToolbarElements/MainToolbarBuildElement.cs

@@ -0,0 +1,103 @@
+#if UNITY_6000_3_OR_NEWER
+using System;
+using System.Collections.Generic;
+using System.Reflection;
+using UnityEditor;
+using UnityEditor.Toolbars;
+using UnityEngine;
+using UnityEngine.Scripting;
+
+namespace Module.NavigationTool.Editor.Toolbar
+{
+    internal static class MainToolbarBuildElement
+    {
+        [Preserve]
+        [MainToolbarElement("Toolbar/Build", ussName = "", defaultDockIndex = 0, defaultDockPosition = MainToolbarDockPosition.Middle, menuPriority = 500)]
+        public static IEnumerable<MainToolbarElement> Draw()
+        {
+            var target = EditorUserBuildSettings.activeBuildTarget;
+            var group = BuildPipeline.GetBuildTargetGroup(target);
+            
+            return new List<MainToolbarElement>(2)
+            {
+                new MainToolbarDropdown(new MainToolbarContent("Build", "Select build or build & run options"), OnBuildDropdownOpened),
+                new MainToolbarDropdown(GetButtonContent(group), OnBuildTargetDropdownOpened)
+            };
+        }
+        
+        private static void OnBuildDropdownOpened(Rect rect)
+        {
+            var menu = new GenericMenu();
+            menu.AddItem(new GUIContent("Build", "Build project with current EditorBuildSettings and target platform"), false, () => Build(false));
+            menu.AddItem(new GUIContent("Build & Run", "Build & Run project with current EditorBuildSettings and target platform"), false, () => Build(false));
+            menu.DropDown(rect);
+        }
+        
+        private static void OnBuildTargetDropdownOpened(Rect rect)
+        {
+            var menu = new GenericMenu();
+            var type = typeof(BuildTarget);
+            var values = Enum.GetValues(type);
+
+            for (var i = 0; i < values.Length; i++)
+            {
+                var target = (BuildTarget)values.GetValue(i);
+                var group = BuildPipeline.GetBuildTargetGroup(target);
+
+                if (target < 0 || !BuildPipeline.IsBuildTargetSupported(group, target))
+                    continue;
+                if (!IsValid(type, target))
+                    continue;
+                
+                menu.AddItem(new GUIContent(ObjectNames.NicifyVariableName(target.ToString())), false, () => SetBuildTargetTo(group, target));
+            }
+
+            menu.DropDown(rect);
+        }
+        
+        private static void SetBuildTargetTo(BuildTargetGroup group, BuildTarget target)
+        {
+            if (EditorUserBuildSettings.SwitchActiveBuildTarget(group, target))
+                MainToolbar.Refresh("Toolbar/Build Targets");
+        }
+        
+        private static bool IsValid(Type type, BuildTarget target)
+        {
+            var members = type.GetMember(target.ToString(), BindingFlags.Public | BindingFlags.Static);
+
+            if (members.Length == 0)
+                return false;
+            
+            for (var j = 0; j < members.Length; j++)
+            {
+                if (members[j].GetCustomAttribute<ObsoleteAttribute>() == null)
+                    return true;
+            }
+
+            return false;
+        }
+
+        private static GUIContent GetButtonContent(BuildTargetGroup group)
+        {
+            var name = $"BuildSettings.{group}.Small";
+            
+            if (group == BuildTargetGroup.WSA)
+                name = "BuildSettings.Metro.Small";
+
+            var iconContent = EditorGUIUtility.IconContent(name);
+            var content = new GUIContent(iconContent.image, "Select target platform for build");
+            return content;
+        }
+
+        private static void Build(bool withAutorun)
+        {
+            var options = BuildPlayerWindow.DefaultBuildMethods.GetBuildPlayerOptions(new BuildPlayerOptions());
+            
+            if (withAutorun)
+                options.options |= BuildOptions.AutoRunPlayer;
+            
+            BuildPlayerWindow.DefaultBuildMethods.BuildPlayer(options);
+        }
+    }
+}
+#endif