[TASK] Content fixes

Assets/EasyButtons/Editor/EasyButtonsEditorExtensions.cs

@@ -0,0 +1,49 @@
+using System;
+using System.Linq;
+using System.Reflection;
+using UnityEditor;
+using UnityEngine;
+
+namespace EasyButtons
+{
+    public static class EasyButtonsEditorExtensions
+    {
+        public static void DrawEasyButtons(this Editor editor)
+        {
+            // Loop through all methods with no parameters
+            var methods = editor.target.GetType()
+                .GetMethods(BindingFlags.Instance | BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic)
+                .Where(m => m.GetParameters().Length == 0);
+            foreach (var method in methods)
+            {
+                // Get the ButtonAttribute on the method (if any)
+                var ba = (ButtonAttribute)Attribute.GetCustomAttribute(method, typeof(ButtonAttribute));
+
+                if (ba != null)
+                {
+                    // Determine whether the button should be enabled based on its mode
+                    var wasEnabled = GUI.enabled;
+                    GUI.enabled = ba.Mode == ButtonMode.AlwaysEnabled
+                        || (EditorApplication.isPlaying ? ba.Mode == ButtonMode.EnabledInPlayMode : ba.Mode == ButtonMode.DisabledInPlayMode);
+
+
+                    if (((int)ba.Spacing & (int)ButtonSpacing.Before) != 0) GUILayout.Space(10);
+                    
+                    // Draw a button which invokes the method
+                    var buttonName = String.IsNullOrEmpty(ba.Name) ? ObjectNames.NicifyVariableName(method.Name) : ba.Name;
+                    if (GUILayout.Button(buttonName))
+                    {
+                        foreach (var t in editor.targets)
+                        {
+                            method.Invoke(t, null);
+                        }
+                    }
+
+                    if (((int)ba.Spacing & (int)ButtonSpacing.After) != 0) GUILayout.Space(10);
+                    
+                    GUI.enabled = wasEnabled;
+                }
+            }
+        }
+    }
+}