2.0.4

* Added ability to see and change the layer of a gameobject from the GameObject inspector more easily, and shows you the actual layer name (where possible).
* Fixed an issue related to the recently-added clickthrough prevention and resize drag
* Fixed write-only properties in the inspector
* A few other minor fixes

README.md

@@ -78,7 +78,10 @@ There is a simple Mod Config for the Explorer. You can access the settings via t
 * Whether or not to show the Bitwise Editing helper when inspecting integers
 
 `Enable Tab View` (bool) | Default: `true`
-* Whether or not all inspector windows a grouped into a single window with tabs. 
+* Whether or not all inspector windows a grouped into a single window with tabs.
+
+`Default Output Path` (string) | Default: `Mods\Explorer`
+* Where output is generated to, by default (for Texture PNG saving, etc).
 
 ## Mouse Control
 

src/CacheObject/CacheProperty.cs

@@ -35,11 +35,26 @@ namespace Explorer.CacheObject
             try
             {
                 var pi = MemInfo as PropertyInfo;
-                var target = pi.GetAccessors()[0].IsStatic ? null : DeclaringInstance;
 
-                IValue.Value = pi.GetValue(target, ParseArguments());
+                if (pi.CanRead)
+                {
+                    var target = pi.GetAccessors()[0].IsStatic ? null : DeclaringInstance;
 
-                base.UpdateValue();
+                    IValue.Value = pi.GetValue(target, ParseArguments());
+
+                    base.UpdateValue();
+                }
+                else // create a dummy value for Write-Only properties.
+                {
+                    if (IValue.ValueType == typeof(string))
+                    {
+                        IValue.Value = "";
+                    }
+                    else
+                    {
+                        IValue.Value = Activator.CreateInstance(IValue.ValueType);
+                    }
+                }
             }
             catch (Exception e)
             {

src/Explorer.csproj

@@ -262,6 +262,7 @@
     <Compile Include="UI\WindowBase.cs" />
     <Compile Include="UI\WindowManager.cs" />
     <Compile Include="Unstrip\ImageConversion\ImageConversionUnstrip.cs" />
+    <Compile Include="Unstrip\LayerMask\LayerMaskUnstrip.cs" />
     <Compile Include="Unstrip\Scene\SceneUnstrip.cs" />
     <Compile Include="Unstrip\IMGUI\GUIUnstrip.cs" />
     <Compile Include="Unstrip\IMGUI\Internal_LayoutUtility.cs" />

src/ExplorerCore.cs

@@ -10,7 +10,7 @@ namespace Explorer
     public class ExplorerCore
     {
         public const string NAME    = "Explorer " + VERSION + " (" + PLATFORM + ", " + MODLOADER + ")";
-        public const string VERSION = "2.0.3";
+        public const string VERSION = "2.0.4";
         public const string AUTHOR  = "Sinai";
         public const string GUID    = "com.sinai.explorer";
 
@@ -31,6 +31,12 @@ namespace Explorer
 
         public ExplorerCore()
         {
+            if (Instance != null)
+            {
+                Log("An instance of Explorer is already active!");
+                return;
+            }
+
             Instance = this;
 
             ModConfig.OnLoad();
@@ -87,7 +93,7 @@ namespace Explorer
             WindowManager.Instance.OnGUI();
             InspectUnderMouse.OnGUI();
 
-            if (WindowManager.IsMouseInWindow)
+            if (!ResizeDrag.IsMouseInResizeArea && WindowManager.IsMouseInWindow)
             {
                 InputManager.ResetInputAxes();
             }

src/Input/InputManager.cs

@@ -44,7 +44,7 @@ namespace Explorer
 
 #if CPP
         internal delegate void d_ResetInputAxes();
-        internal static d_ResetInputAxes ResetInputAxes_iCall =>
+        internal static d_ResetInputAxes ResetInputAxes_iCall =
             IL2CPP.ResolveICall<d_ResetInputAxes>("UnityEngine.Input::ResetInputAxes");
 
         public static void ResetInputAxes() => ResetInputAxes_iCall();

src/Tests/TestClass.cs

@@ -15,16 +15,13 @@ namespace Explorer.Tests
     public static class StaticTestClass
     {
         public static int StaticProperty => 5;
-
         public static int StaticField = 69;
-
         public static List<string> StaticList = new List<string>
         {
             "one",
             "two",
             "three",
         };
-
         public static void StaticMethod() { }
 
     }
@@ -34,6 +31,14 @@ namespace Explorer.Tests
         public static TestClass Instance => m_instance ?? (m_instance = new TestClass());
         private static TestClass m_instance;
 
+        public static bool ReadSetOnlyProperty => m_setOnlyProperty;
+
+        public static bool SetOnlyProperty
+        {
+            set => m_setOnlyProperty = value;
+        }
+        private static bool m_setOnlyProperty;
+
         public Texture2D TestTexture = UIStyles.MakeTex(200, 200, Color.white);
         public static Sprite TestSprite;
 

src/UI/ForceUnlockCursor.cs

@@ -17,32 +17,25 @@ namespace Explorer.UI
         }
         private static bool m_forceUnlock;
 
-        private static CursorLockMode m_lastLockMode;
-        private static bool m_lastVisibleState;
-        private static bool m_currentlySettingCursor = false;
-
         public static bool ShouldForceMouse => ExplorerCore.ShowMenu && Unlock;
 
-        private static Type CursorType => m_cursorType ?? (m_cursorType = ReflectionHelpers.GetTypeByName("UnityEngine.Cursor"));
+        private static CursorLockMode m_lastLockMode;
+        private static bool m_lastVisibleState;
+
+        private static bool m_currentlySettingCursor = false;
+
+        private static Type CursorType 
+            => m_cursorType 
+            ?? (m_cursorType = ReflectionHelpers.GetTypeByName("UnityEngine.Cursor"));
         private static Type m_cursorType;
 
         public static void Init()
         {
             try
             {
-                // Check if Cursor class is loaded
                 if (CursorType == null)
                 {
-                    ExplorerCore.Log("Trying to manually load Cursor module...");
+                    throw new Exception("Could not find Type 'UnityEngine.Cursor'!");
-
-                    if (ReflectionHelpers.LoadModule("UnityEngine.CoreModule") && CursorType != null)
-                    {
-                        ExplorerCore.Log("Ok!");
-                    }
-                    else
-                    {
-                        throw new Exception("Could not load UnityEngine.Cursor module!");
-                    }
                 }
 
                 // Get current cursor state and enable cursor
@@ -91,7 +84,8 @@ namespace Explorer.UI
             }
             catch (Exception e)
             {
-                ExplorerCore.Log($"[NON-FATAL] Couldn't patch a method: {e.Message}");
+                string s = setter ? "set_" : "get_" ;
+                ExplorerCore.Log($"Unable to patch Cursor.{s}{property}: {e.Message}");
             }
         }
 

src/UI/Inspectors/GameObjectInspector.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using UnityEngine;
 using Explorer.UI.Shared;
 using Explorer.UI.Main;
+using Explorer.Unstrip.LayerMasks;
 #if CPP
 using UnhollowerRuntimeLib;
 #endif
@@ -17,6 +18,8 @@ namespace Explorer.UI.Inspectors
 
         public GameObject TargetGO;
 
+        public bool pendingDestroy;
+
         private static bool m_hideControls;
 
         // gui element holders
@@ -43,6 +46,8 @@ namespace Explorer.UI.Inspectors
         private bool m_autoUpdateTransform;
         private bool m_localContext;
 
+        private int m_layer;
+
         private readonly List<Component> m_cachedDestroyList = new List<Component>();
         private string m_addComponentInput = "";
 
@@ -104,16 +109,16 @@ namespace Explorer.UI.Inspectors
         {
             try
             {
+                if (pendingDestroy) return;
+
                 if (Target == null)
                 {
-                    ExplorerCore.Log("Target is null!");
+                    DestroyOnException(new Exception("Target was destroyed."));
-                    DestroyWindow();
                     return;
                 }
                 if (!TargetGO && !GetObjectAsGameObject())
                 {
-                    ExplorerCore.Log("Target was destroyed!");
+                    DestroyOnException(new Exception("Target was destroyed."));
-                    DestroyWindow();
                     return;
                 }
 
@@ -132,6 +137,8 @@ namespace Explorer.UI.Inspectors
                     TargetGO.transform.localScale = m_frozenScale;
                 }
 
+                m_layer = TargetGO.layer;
+
                 // update child objects
                 var childList = new List<Transform>();
                 for (int i = 0; i < TargetGO.transform.childCount; i++)
@@ -163,6 +170,7 @@ namespace Explorer.UI.Inspectors
         private void DestroyOnException(Exception e)
         {
             ExplorerCore.Log($"Exception drawing GameObject Window: {e.GetType()}, {e.Message}");
+            pendingDestroy = true;
             DestroyWindow();
         }
 
@@ -204,6 +212,8 @@ namespace Explorer.UI.Inspectors
 
         public override void WindowFunction(int windowID)
         {
+            if (pendingDestroy) return;
+
             try
             {
                 var rect = WindowManager.TabView ? TabViewWindow.Instance.m_rect : this.m_rect;
@@ -250,6 +260,8 @@ namespace Explorer.UI.Inspectors
                 GUIUnstrip.TextArea(m_name, new GUILayoutOption[0]);
                 GUILayout.EndHorizontal();
 
+                LayerControls();
+
                 // --- Horizontal Columns section ---
                 GUIUnstrip.BeginHorizontal(new GUILayoutOption[0]);
 
@@ -280,6 +292,34 @@ namespace Explorer.UI.Inspectors
             }
         }
 
+        private void LayerControls()
+        {
+            GUIUnstrip.BeginHorizontal();
+            GUILayout.Label("Layer:", new GUILayoutOption[] { GUILayout.Width(50) });
+
+            if (GUILayout.Button("<", new GUILayoutOption[] { GUILayout.Width(30) }))
+            {
+                if (m_layer > 0)
+                {
+                    m_layer--;
+                    if (TargetGO) TargetGO.layer = m_layer;
+                }
+            }
+            if (GUILayout.Button(">", new GUILayoutOption[] { GUILayout.Width(30) }))
+            {
+                if (m_layer < 32)
+                {
+                    m_layer++;
+                    if (TargetGO) TargetGO.layer = m_layer;
+                }
+            }
+
+            GUILayout.Label($"{m_layer} (<color=cyan>{LayerMaskUnstrip.LayerToName(m_layer)}</color>)", 
+                new GUILayoutOption[] { GUILayout.Width(200) });
+
+            GUILayout.EndHorizontal();
+        }
+
         private void TransformList(Rect m_rect)
         {
             GUIUnstrip.BeginVertical(GUIContent.none, GUI.skin.box, null);

src/UI/InteractiveValue/Struct/InteractivePrimitive.cs

@@ -80,12 +80,13 @@ namespace Explorer.UI
 
                 if (OwnerCacheObject.CanWrite)
                 {
-                    b = GUILayout.Toggle(b, label, new GUILayoutOption[0]);
+                    Value = GUILayout.Toggle(b, label, new GUILayoutOption[] { GUILayout.Width(60) });
-                    if (b != (bool)Value)
+                    DrawApplyButton();
-                    {
+                    //if (b != (bool)Value)
-                        Value = b;
+                    //{
-                        OwnerCacheObject.SetValue();
+                    //    Value = b;
-                    }
+                    //    OwnerCacheObject.SetValue();
+                    //}
                 }
                 else
                 {
@@ -104,13 +105,8 @@ namespace Explorer.UI
             GUILayout.Label("<color=#2df7b2><i>" + ValueType.Name + "</i></color>", new GUILayoutOption[] { GUILayout.Width(50) });
 
             m_valueToString = GUIUnstrip.TextArea(m_valueToString, new GUILayoutOption[] { GUILayout.ExpandWidth(true) });
-            if (OwnerCacheObject.CanWrite)
+
-            {
+            DrawApplyButton();
-                if (GUILayout.Button("<color=#00FF00>Apply</color>", new GUILayoutOption[] { GUILayout.Width(60) }))
-                {
-                    SetValueFromInput();
-                }
-            }
 
             if (ModConfig.Instance.Bitwise_Support && m_canBitwiseOperate)
             {
@@ -129,6 +125,24 @@ namespace Explorer.UI
             GUILayout.EndVertical();
         }
 
+        private void DrawApplyButton()
+        {
+            if (OwnerCacheObject.CanWrite)
+            {
+                if (GUILayout.Button("<color=#00FF00>Apply</color>", new GUILayoutOption[] { GUILayout.Width(60) }))
+                {
+                    if (m_isBool)
+                    {
+                        OwnerCacheObject.SetValue();
+                    }
+                    else
+                    {
+                        SetValueFromInput();
+                    }
+                }
+            }
+        }
+
         private void DrawBitwise()
         {
             if (OwnerCacheObject.CanWrite)

src/UI/Main/OptionsPage.cs

@@ -63,26 +63,36 @@ namespace Explorer.UI.Main
             toggleKeyInput.IValue.DrawValue(MainMenu.MainRect, MainMenu.MainRect.width - 215f);
             GUILayout.EndHorizontal();
 
+            UIStyles.HorizontalLine(Color.black, true);
+
             GUIUnstrip.BeginHorizontal(new GUILayoutOption[0]);
             GUILayout.Label($"Default Window Size:", new GUILayoutOption[] { GUILayout.Width(215f) });
             defaultSizeInput.IValue.DrawValue(MainMenu.MainRect, MainMenu.MainRect.width - 215f);
             GUILayout.EndHorizontal();
 
+            UIStyles.HorizontalLine(Color.black, true);
+
             GUIUnstrip.BeginHorizontal(new GUILayoutOption[0]);
             GUILayout.Label($"Default Items per Page:", new GUILayoutOption[] { GUILayout.Width(215f) });
             defaultPageLimitInput.IValue.DrawValue(MainMenu.MainRect, MainMenu.MainRect.width - 215f);
             GUILayout.EndHorizontal();
 
+            UIStyles.HorizontalLine(Color.black, true);
+
             GUIUnstrip.BeginHorizontal(new GUILayoutOption[0]);
             GUILayout.Label($"Enable Bitwise Editing:", new GUILayoutOption[] { GUILayout.Width(215f) });
             bitwiseSupportInput.IValue.DrawValue(MainMenu.MainRect, MainMenu.MainRect.width - 215f);
             GUILayout.EndHorizontal();
 
+            UIStyles.HorizontalLine(Color.black, true);
+
             GUIUnstrip.BeginHorizontal(new GUILayoutOption[0]);
             GUILayout.Label($"Enable Tab View:", new GUILayoutOption[] { GUILayout.Width(215f) });
             tabViewInput.IValue.DrawValue(MainMenu.MainRect, MainMenu.MainRect.width - 215f);
             GUILayout.EndHorizontal();
 
+            UIStyles.HorizontalLine(Color.black, true);
+
             GUIUnstrip.BeginHorizontal(new GUILayoutOption[0]);
             GUILayout.Label($"Default Output Path:", new GUILayoutOption[] { GUILayout.Width(215f) });
             defaultOutputPathInput.IValue.DrawValue(MainMenu.MainRect, MainMenu.MainRect.width - 215f);

src/UI/Shared/ResizeDrag.cs

@@ -8,18 +8,17 @@ namespace Explorer.UI.Shared
 {
     public class ResizeDrag
     {
-#if CPP
         private static bool RESIZE_FAILED = false;
-#endif
+
+        public static bool IsResizing = false;
+        public static bool IsMouseInResizeArea = false;
 
         private static readonly GUIContent gcDrag = new GUIContent("<-- Drag to resize -->");
-        private static bool isResizing = false;
         private static Rect m_currentResize;
         private static int m_currentWindow;
 
         public static Rect ResizeWindow(Rect _rect, int ID)
         {
-#if CPP
             if (!RESIZE_FAILED)
             {
                 var origRect = _rect;
@@ -29,31 +28,40 @@ namespace Explorer.UI.Shared
                     GUIUnstrip.BeginHorizontal(GUIContent.none, GUI.skin.box, null);
 
                     GUI.skin.label.alignment = TextAnchor.MiddleCenter;
-#if ML
+#if BIE
-                    GUILayout.Button(gcDrag, GUI.skin.label, new GUILayoutOption[] { GUILayout.Height(15) });
+#if CPP             // Temporary for BepInEx IL2CPP
+                    GUILayout.Button("<-- Drag to resize -->", new GUILayoutOption[] { GUILayout.Height(15) });                    
 #else
-                    GUILayout.Button("<-- Drag to resize -->", new GUILayoutOption[] { GUILayout.Height(15) });
+                    GUILayout.Button(gcDrag, GUI.skin.label, new GUILayoutOption[] { GUILayout.Height(15) });
+#endif
+#else
+                    GUILayout.Button(gcDrag, GUI.skin.label, new GUILayoutOption[] { GUILayout.Height(15) });                    
 #endif
 
-                    var r = GUIUnstrip.GetLastRect();
+                    var resizeDragArea = GUIUnstrip.GetLastRect();
-
                     var mousePos = InputManager.MousePosition;
 
                     try
                     {
                         var mouse = GUIUnstrip.ScreenToGUIPoint(new Vector2(mousePos.x, Screen.height - mousePos.y));
-                        if (r.Contains(mouse) && InputManager.GetMouseButtonDown(0))
+                        if (resizeDragArea.Contains(mouse))
                         {
-                            isResizing = true;
+                            IsMouseInResizeArea = true;
-                            m_currentWindow = ID;
+
-                            m_currentResize = new Rect(mouse.x, mouse.y, _rect.width, _rect.height);
+                            if (InputManager.GetMouseButton(0))
+                            {
+                                IsResizing = true;
+                                m_currentWindow = ID;
+                                m_currentResize = new Rect(mouse.x, mouse.y, _rect.width, _rect.height);
+                            }
                         }
                         else if (!InputManager.GetMouseButton(0))
                         {
-                            isResizing = false;
+                            IsMouseInResizeArea = false;
+                            IsResizing = false;
                         }
 
-                        if (isResizing && ID == m_currentWindow)
+                        if (IsResizing && ID == m_currentWindow)
                         {
                             _rect.width = Mathf.Max(100, m_currentResize.width + (mouse.x - m_currentResize.x));
                             _rect.height = Mathf.Max(100, m_currentResize.height + (mouse.y - m_currentResize.y));
@@ -81,8 +89,6 @@ namespace Explorer.UI.Shared
                     //ExplorerCore.Log(e.StackTrace);
                     return origRect;
                 }
-
-                GUI.skin.label.alignment = TextAnchor.UpperLeft;
             }
             else
             {
@@ -111,44 +117,8 @@ namespace Explorer.UI.Shared
                 }
 
                 GUILayout.EndHorizontal();
-                GUI.skin.label.alignment = TextAnchor.UpperLeft;
             }
 
-#else      // mono
-
-            GUIUnstrip.BeginHorizontal(GUIContent.none, GUI.skin.box, null);
-
-            GUI.skin.label.alignment = TextAnchor.MiddleCenter;
-            GUILayout.Button(gcDrag, GUI.skin.label, new GUILayoutOption[] { GUILayout.Height(15) });
-
-            //var r = GUILayoutUtility.GetLastRect();
-            var r = GUILayoutUtility.GetLastRect();
-
-            var mousePos = InputManager.MousePosition;
-
-            var mouse = GUIUnstrip.ScreenToGUIPoint(new Vector2(mousePos.x, Screen.height - mousePos.y));
-            if (r.Contains(mouse) && InputManager.GetMouseButtonDown(0))
-            {
-                isResizing = true;
-                m_currentWindow = ID;
-                m_currentResize = new Rect(mouse.x, mouse.y, _rect.width, _rect.height);
-            }
-            else if (!InputManager.GetMouseButton(0))
-            {
-                isResizing = false;
-            }
-
-            if (isResizing && ID == m_currentWindow)
-            {
-                _rect.width = Mathf.Max(100, m_currentResize.width + (mouse.x - m_currentResize.x));
-                _rect.height = Mathf.Max(100, m_currentResize.height + (mouse.y - m_currentResize.y));
-                _rect.xMax = Mathf.Min(Screen.width, _rect.xMax);  // modifying xMax affects width, not x
-                _rect.yMax = Mathf.Min(Screen.height, _rect.yMax);  // modifying yMax affects height, not y
-            }
-
-            GUILayout.EndHorizontal();
-
-#endif
             GUI.skin.label.alignment = TextAnchor.MiddleLeft;
 
             return _rect;

src/UI/TabViewWindow.cs

@@ -70,6 +70,15 @@ namespace Explorer.UI
                 int rowCount = 0;
                 for (int i = 0; i < WindowManager.Windows.Count; i++)
                 {
+                    var window = WindowManager.Windows[i];
+
+                    // Prevent trying to draw destroyed UnityEngine.Objects
+                    // before the WindowManager removes them.
+                    if (window.Target is UnityEngine.Object uObj && !uObj)
+                    {
+                        continue;
+                    }
+
                     if (rowCount >= tabPerRow)
                     {
                         rowCount = 0;
@@ -82,7 +91,6 @@ namespace Explorer.UI
                     string color = focused ? "<color=lime>" : "<color=orange>";
                     GUI.color = focused ? Color.green : Color.white;
 
-                    var window = WindowManager.Windows[i];
                     if (GUILayout.Button(color + window.Title + "</color>", new GUILayoutOption[] { GUILayout.Width(200) }))
                     {
                         TargetTabID = i;

src/UI/WindowManager.cs

@@ -11,6 +11,26 @@ namespace Explorer.UI
 
         public static bool TabView = Config.ModConfig.Instance.Tab_View;
 
+        public static bool IsMouseInWindow
+        {
+            get
+            {
+                if (!ExplorerCore.ShowMenu)
+                {
+                    return false;
+                }
+
+                foreach (var window in Windows)
+                {
+                    if (RectContainsMouse(window.m_rect))
+                    {
+                        return true;
+                    }
+                }
+                return RectContainsMouse(MainMenu.MainRect);
+            }
+        }
+
         public static List<WindowBase> Windows = new List<WindowBase>();
         public static int CurrentWindowID { get; set; } = 500000;
         private static Rect m_lastWindowRect;
@@ -123,26 +143,6 @@ namespace Explorer.UI
             return new_window;
         }
 
-        public static bool IsMouseInWindow
-        {
-            get
-            {
-                if (!ExplorerCore.ShowMenu)
-                {
-                    return false;
-                }
-
-                foreach (var window in Windows)
-                {
-                    if (RectContainsMouse(window.m_rect))
-                    {
-                        return true;
-                    }
-                }
-                return RectContainsMouse(MainMenu.MainRect);
-            }
-        }
-
         private static bool RectContainsMouse(Rect rect)
         {
             var mousePos = InputManager.MousePosition;

src/Unstrip/LayerMask/LayerMaskUnstrip.cs

@@ -0,0 +1,32 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using UnityEngine;
+#if CPP
+using UnhollowerBaseLib;
+#endif
+
+namespace Explorer.Unstrip.LayerMasks
+{
+    public static class LayerMaskUnstrip
+    {
+#if CPP
+        internal delegate IntPtr d_LayerToName(int layer);
+        internal static d_LayerToName LayerToName_iCall =
+            IL2CPP.ResolveICall<d_LayerToName>("UnityEngine.LayerMask::LayerToName");
+
+        public static string LayerToName(int layer)
+        {
+            var ptr = LayerToName_iCall(layer);
+
+            return IL2CPP.Il2CppStringToManaged(ptr);
+        }
+#else
+        public static string LayerToName(int layer)
+        {
+            return LayerMask.LayerToName(layer);
+        }
+#endif
+    }
+}

src/Unstrip/Scene/SceneUnstrip.cs

@@ -26,7 +26,7 @@ namespace Explorer.Unstrip.Scenes
             IL2CPP.ResolveICall<GetRootGameObjectsInternal_delegate>("UnityEngine.SceneManagement.Scene::GetRootGameObjectsInternal");
 
         //Scene.rootCount;
-        public static int GetRootCount_Internal(UnityEngine.SceneManagement.Scene scene)
+        public static int GetRootCount_Internal(Scene scene)
         {
             return GetRootCountInternal_iCall(scene.handle);
         }