Button improvements

Alchemy/Assets/Alchemy/Editor/Elements/MethodButton.cs

@@ -8,22 +8,32 @@ public sealed class MethodButton : VisualElement
     {
         const string ButtonLabelText = "Invoke";
 
-        public MethodButton(object target, MethodInfo methodInfo)
+        public MethodButton(object target, MethodInfo methodInfo, bool useParameters)
         {
             var parameters = methodInfo.GetParameters();
+            var parameterObjects = new object[parameters.Length];
+            for(int i = 0; i < parameters.Length; i++)
+            {
+                if(parameters[i].HasDefaultValue)
+                    parameterObjects[i] = parameters[i].DefaultValue;
+                else
+                    parameterObjects[i] = TypeHelper.CreateDefaultInstance(parameters[i].ParameterType);
+            }
 
             // Create parameterless button
-            if (parameters.Length == 0)
+            if (!useParameters || parameters.Length == 0)
             {
-                button = new Button(() => methodInfo.Invoke(target, null))
-                {
-                    text = methodInfo.Name
-                };
+                if(parameters.Length > 0)
+                    button = new Button(() => methodInfo.Invoke(target, parameterObjects));
+                else
+                    button = new Button(() => methodInfo.Invoke(target, null));
+
+                button.text = ObjectNames.NicifyVariableName(methodInfo.Name);
+                button.tooltip = methodInfo.ToString();
                 Add(button);
                 return;
             }
 
-            var parameterObjects = new object[parameters.Length];
 
             var box = new HelpBox();
             Add(box);
@@ -59,7 +69,6 @@ public MethodButton(object target, MethodInfo methodInfo)
             {
                 var index = i;
                 var parameter = parameters[index];
-                parameterObjects[index] = TypeHelper.CreateDefaultInstance(parameter.ParameterType);
                 var element = new GenericField(parameterObjects[index], parameter.ParameterType, ObjectNames.NicifyVariableName(parameter.Name));
                 element.OnValueChanged += x => parameterObjects[index] = x;
                 element.style.paddingRight = 4f;

Alchemy/Assets/Alchemy/Editor/Elements/ReflectionField.cs

@@ -20,9 +20,9 @@ public void Rebuild(object target, MemberInfo memberInfo)
 
             if (memberInfo is MethodInfo methodInfo)
             {
-                if (methodInfo.HasCustomAttribute<ButtonAttribute>())
+                if (methodInfo.TryGetCustomAttribute<ButtonAttribute>(out var buttonAttribute))
                 {
-                    var button = new MethodButton(target, methodInfo);
+                    var button = new MethodButton(target, methodInfo, buttonAttribute.useParameters);
                     Add(button);
                 }
                 return;

Alchemy/Assets/Alchemy/Editor/Internal/InspectorHelper.cs

@@ -200,9 +200,9 @@ public static VisualElement CreateMemberElement(SerializedObject serializedObjec
             switch (memberInfo)
             {
                 case MethodInfo methodInfo:
-                    if (methodInfo.HasCustomAttribute<ButtonAttribute>())
+                    if (methodInfo.TryGetCustomAttribute<ButtonAttribute>(out var buttonAttribute))
                     {
-                        return new MethodButton(target, methodInfo);
+                        return new MethodButton(target, methodInfo, buttonAttribute.useParameters);
                     }
                     break;
                 case FieldInfo:

Alchemy/Assets/Alchemy/Runtime/Inspector/InspectorAttributes.cs

@@ -18,7 +18,11 @@ public sealed class OrderAttribute : Attribute
     }
 
     [AttributeUsage(AttributeTargets.Method)]
-    public sealed class ButtonAttribute : Attribute { }
+    public sealed class ButtonAttribute : Attribute
+	{
+		public ButtonAttribute(bool useParameters =  true) => this.useParameters = useParameters;
+		public readonly bool useParameters;
+	}
 
     [AttributeUsage(AttributeTargets.Field | AttributeTargets.Property)]
     public sealed class ShowInInspectorAttribute : Attribute { }