disable main menu page on failed init

Author: sinai-dev

src/ExplorerCore.cs

@@ -17,7 +17,7 @@ namespace UnityExplorer
     public class ExplorerCore
     {
         public const string NAME = "UnityExplorer";
-        public const string VERSION = "3.2.3";
+        public const string VERSION = "3.2.4";
         public const string AUTHOR = "Sinai";
         public const string GUID = "com.sinai.unityexplorer";
 

src/UI/Main/BaseMenuPage.cs

@@ -21,7 +21,7 @@ public bool Enabled
         }
 
 
-        public abstract void Init();
+        public abstract bool Init();
         public abstract void Update();
     }
 }

src/UI/Main/CSConsole/CSharpConsole.cs

@@ -12,6 +12,7 @@
 using UnityEngine.UI;
 using UnityExplorer.UI.Reusable;
 using UnityExplorer.UI.Main.CSConsole;
+using UnityExplorer.Core;
 
 namespace UnityExplorer.UI.Main
 {
@@ -40,13 +41,12 @@ public class CSharpConsole : BaseMenuPage
 #endif
         };
 
-        public override void Init()
+        public override bool Init()
         {
             Instance = this;
 
             try
             {
-                //m_codeEditor = new UI.CSConsole.CSharpConsole();
                 InitConsole();
 
                 AutoCompleter.Init();
@@ -57,14 +57,21 @@ public override void Init()
                 m_evaluator.Compile("");
 
                 foreach (string use in DefaultUsing)
-                {
                     AddUsing(use);
-                }
+
+                return true;
             }
             catch (Exception e)
             {
-                ExplorerCore.LogWarning($"Error setting up console!\r\nMessage: {e.Message}");
-                MainMenu.Instance.Pages.RemoveAll(it => it is CSharpConsole);
+                string info = "The C# Console has been disabled because";
+                if (e is NotSupportedException && e.TargetSite?.Name == "DefineDynamicAssembly")
+                    info += " Reflection.Emit is not supported.";
+                else
+                    info += $" of an unknown error.\r\n({e.ReflectionExToString()})";
+
+                ExplorerCore.LogWarning(info);
+
+                return false;
             }
         }
 

src/UI/Main/Home/HomePage.cs

@@ -13,7 +13,7 @@ public class HomePage : BaseMenuPage
 
         public static HomePage Instance { get; internal set; }
 
-        public override void Init()
+        public override bool Init()
         {
             Instance = this;
 
@@ -24,6 +24,8 @@ public override void Init()
             new InspectorManager();
 
             SceneExplorer.Instance.Init();
+
+            return true;
         }
 
         public override void Update()

src/UI/Main/MainMenu.cs

@@ -49,10 +49,19 @@ public MainMenu()
             for (int i = 0; i < Pages.Count; i++)
             {
                 var page = Pages[i];
-                page.Init();
-
-                if (!Pages.Contains(page))
+                
+                if (!page.Init())
+                {
+                    // page init failed.
+                    Pages.RemoveAt(i);
                     i--;
+
+                    if (page.RefNavbarButton)
+                        page.RefNavbarButton.interactable = false;
+                    
+                    if (page.Content)
+                        GameObject.Destroy(page.Content);
+                }
             }
 
             // hide menu until each page has init layout (bit of a hack)

src/UI/Main/Options/OptionsPage.cs

@@ -18,9 +18,11 @@ public class OptionsPage : BaseMenuPage
         private InputField m_defaultOutputInput;
         private Toggle m_hideOnStartupToggle;
 
-        public override void Init()
+        public override bool Init()
         {
             ConstructUI();
+
+            return true;
         }
 
         public override void Update()

src/UI/Main/Search/SearchPage.cs

@@ -55,9 +55,11 @@ public SearchPage()
             Instance = this;
         }
 
-        public override void Init()
+        public override bool Init()
         {
             ConstructUI();
+
+            return true;
         }
 
         public void OnSceneChange()