Rewrite EvaluateWidget, add BaseArgumentHandler, use autocomplete for InteractiveEnum

src/UI/Widgets/AutoComplete/AutoCompleteModal.cs

@@ -164,9 +164,7 @@ namespace UnityExplorer.UI.Widgets.AutoComplete
                 if (!CurrentHandler.InputField.UIRoot.activeInHierarchy)
                     ReleaseOwnership(CurrentHandler);
                 else
-                {
                     UpdatePosition();
-                }
             }
         }
 
@@ -228,9 +226,9 @@ namespace UnityExplorer.UI.Widgets.AutoComplete
         private int lastCaretPosition;
         private Vector3 lastInputPosition;
 
-        private void UpdatePosition()
+        internal void UpdatePosition()
         {
-            if (CurrentHandler == null || !CurrentHandler.InputField.Component.isFocused)
+            if (CurrentHandler == null)
                 return;
 
             var input = CurrentHandler.InputField;
@@ -255,9 +253,10 @@ namespace UnityExplorer.UI.Widgets.AutoComplete
             }
             else
             {
-                var textGen = input.Component.textComponent.cachedTextGenerator;
-                var pos = input.UIRoot.transform.TransformPoint(textGen.characters[0].cursorPos);
-                uiRoot.transform.position = new Vector3(pos.x + 10, pos.y - 20, 0);
+                uiRoot.transform.position = input.Rect.position + new Vector3(-(input.Rect.rect.width / 2) + 10, -20, 0);
+                //var textGen = input.Component.textComponent.cachedTextGenerator;
+                //var pos = input.UIRoot.transform.TransformPoint(textGen.characters[0].cursorPos);
+                //uiRoot.transform.position = new Vector3(pos.x + 10, pos.y - 20, 0);
             }
 
             this.Dragger.OnEndResize();

src/UI/Widgets/AutoComplete/EnumCompleter.cs

@@ -0,0 +1,160 @@
+using System;
+using System.Collections.Generic;
+using System.Collections.Specialized;
+using UnityExplorer.CacheObject.IValues;
+using UniverseLib;
+using UniverseLib.UI;
+
+namespace UnityExplorer.UI.Widgets.AutoComplete
+{
+    public class EnumCompleter : ISuggestionProvider
+    {
+        public bool Enabled
+        {
+            get => _enabled;
+            set
+            {
+                _enabled = value;
+                if (!_enabled)
+                    AutoCompleteModal.Instance.ReleaseOwnership(this);
+            }
+        }
+        private bool _enabled = true;
+
+        public event Action<Suggestion> SuggestionClicked;
+
+        public Type EnumType { get; set; }
+
+        public InputFieldRef InputField { get; }
+        public bool AnchorToCaretPosition => false;
+
+        private readonly List<Suggestion> suggestions = new List<Suggestion>();
+        private readonly HashSet<string> suggestedValues = new HashSet<string>();
+
+        private OrderedDictionary enumValues;
+
+        internal string chosenSuggestion;
+
+        bool ISuggestionProvider.AllowNavigation => false;
+
+        public EnumCompleter(Type enumType, InputFieldRef inputField)
+        {
+            EnumType = enumType;
+            InputField = inputField;
+
+            inputField.OnValueChanged += OnInputFieldChanged;
+
+            if (EnumType != null)
+                CacheEnumValues();
+        }
+
+        public void CacheEnumValues()
+        {
+            enumValues = InteractiveEnum.GetEnumValues(EnumType);
+        }
+
+        private string GetLastSplitInput(string fullInput)
+        {
+            string ret = fullInput;
+            
+            int lastSplit = fullInput.LastIndexOf(',');
+            if (lastSplit >= 0)
+            {
+                lastSplit++;
+                if (lastSplit == fullInput.Length)
+                    ret = "";
+                else
+                    ret = fullInput.Substring(lastSplit);
+            }
+
+            return ret;
+        }
+
+        public void OnSuggestionClicked(Suggestion suggestion)
+        {
+            chosenSuggestion = suggestion.UnderlyingValue;
+
+            string lastInput = GetLastSplitInput(InputField.Text);
+
+            if (lastInput != suggestion.UnderlyingValue)
+            {
+                string valueToSet = InputField.Text;
+
+                if (valueToSet.Length > 0)
+                    valueToSet = valueToSet.Substring(0, InputField.Text.Length - lastInput.Length);
+
+                valueToSet += suggestion.UnderlyingValue;
+
+                InputField.Text = valueToSet;
+
+                //InputField.Text += suggestion.UnderlyingValue.Substring(lastInput.Length);
+            }
+
+            SuggestionClicked?.Invoke(suggestion);
+
+            suggestions.Clear();
+            AutoCompleteModal.Instance.SetSuggestions(suggestions);
+        }
+
+        public void HelperButtonClicked()
+        {
+            GetSuggestions("");
+            AutoCompleteModal.Instance.TakeOwnership(this);
+            AutoCompleteModal.Instance.SetSuggestions(suggestions);
+        }
+
+        private void OnInputFieldChanged(string value)
+        {
+            if (!Enabled)
+                return;
+
+            if (string.IsNullOrEmpty(value) || GetLastSplitInput(value) == chosenSuggestion)
+            {
+                chosenSuggestion = null;
+                AutoCompleteModal.Instance.ReleaseOwnership(this);
+            }
+            else
+            {
+                GetSuggestions(value);
+
+                AutoCompleteModal.Instance.TakeOwnership(this);
+                AutoCompleteModal.Instance.SetSuggestions(suggestions);
+            }
+        }
+
+        private void GetSuggestions(string value)
+        {
+            suggestions.Clear();
+            suggestedValues.Clear();
+
+            if (EnumType == null)
+            {
+                ExplorerCore.LogWarning("Autocompleter Base enum type is null!");
+                return;
+            }
+
+            value = GetLastSplitInput(value);
+
+            for (int i = 0; i < this.enumValues.Count; i++)
+            {
+                var enumValue = (CachedEnumValue)enumValues[i];
+                if (enumValue.Name.ContainsIgnoreCase(value))
+                    AddSuggestion(enumValue.Name);
+            }
+        }
+
+        internal static readonly Dictionary<string, string> sharedValueToLabel = new Dictionary<string, string>(4096);
+
+        void AddSuggestion(string value)
+        {
+            if (suggestedValues.Contains(value))
+                return;
+            suggestedValues.Add(value);
+
+            if (!sharedValueToLabel.ContainsKey(value))
+                sharedValueToLabel.Add(value, $"<color={SignatureHighlighter.CONST}>{value}</color>");
+
+            suggestions.Add(new Suggestion(sharedValueToLabel[value], value));
+        }
+    }
+}

src/UI/Widgets/AutoComplete/Suggestion.cs

@@ -12,8 +12,6 @@ namespace UnityExplorer.UI.Widgets.AutoComplete
         public readonly string DisplayText;
         public readonly string UnderlyingValue;
 
-        public string Combined => DisplayText + UnderlyingValue;
-
         public Suggestion(string displayText, string underlyingValue)
         {
             DisplayText = displayText;

src/UI/Widgets/AutoComplete/TypeCompleter.cs

@@ -9,12 +9,24 @@ namespace UnityExplorer.UI.Widgets.AutoComplete
     {
         internal static readonly Dictionary<string, string> sharedTypeToLabel = new Dictionary<string, string>(4096);
 
+        public bool Enabled
+        {
+            get => _enabled;
+            set
+            {
+                _enabled = value;
+                if (!_enabled)
+                    AutoCompleteModal.Instance.ReleaseOwnership(this);
+            }
+        }
+        private bool _enabled = true;
+
         public event Action<Suggestion> SuggestionClicked;
 
         public Type BaseType { get; set; }
         public Type[] GenericConstraints { get; set; }
-        private bool allowAbstract;
-        private bool allowEnum;
+        private readonly bool allowAbstract;
+        private readonly bool allowEnum;
 
         public InputFieldRef InputField { get; }
         public bool AnchorToCaretPosition => false;
@@ -61,6 +73,9 @@ namespace UnityExplorer.UI.Widgets.AutoComplete
 
         private void OnInputFieldChanged(string value)
         {
+            if (!Enabled)
+                return;
+
             if (string.IsNullOrEmpty(value) || value == chosenSuggestion)
             {
                 chosenSuggestion = null;

src/UI/Widgets/EvaluateWidget/BaseArgumentHandler.cs

@@ -0,0 +1,51 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using UnityEngine;
+using UnityEngine.UI;
+using UnityExplorer.UI.Widgets.AutoComplete;
+using UniverseLib.UI;
+using UniverseLib.UI.Models;
+
+namespace UnityExplorer.UI.Widgets
+{
+    public abstract class BaseArgumentHandler : IPooledObject
+    {
+        protected EvaluateWidget evaluator;
+
+        internal Text argNameLabel;
+        internal InputFieldRef inputField;
+        internal TypeCompleter typeCompleter;
+
+        // IPooledObject
+        public float DefaultHeight => 25f;
+        public GameObject UIRoot { get; set; }
+
+        public abstract void CreateSpecialContent();
+
+        public GameObject CreateContent(GameObject parent)
+        {
+            UIRoot = UIFactory.CreateUIObject("ArgRow", parent);
+            UIFactory.SetLayoutElement(UIRoot, minHeight: 25, flexibleHeight: 50, minWidth: 50, flexibleWidth: 9999);
+            UIFactory.SetLayoutGroup<HorizontalLayoutGroup>(UIRoot, false, false, true, true, 5);
+            UIRoot.AddComponent<ContentSizeFitter>().verticalFit = ContentSizeFitter.FitMode.PreferredSize;
+
+            argNameLabel = UIFactory.CreateLabel(UIRoot, "ArgLabel", "not set", TextAnchor.MiddleLeft);
+            UIFactory.SetLayoutElement(argNameLabel.gameObject, minWidth: 40, flexibleWidth: 90, minHeight: 25, flexibleHeight: 50);
+            argNameLabel.horizontalOverflow = HorizontalWrapMode.Wrap;
+
+            inputField = UIFactory.CreateInputField(UIRoot, "InputField", "...");
+            UIFactory.SetLayoutElement(inputField.UIRoot, minHeight: 25, flexibleHeight: 50, minWidth: 100, flexibleWidth: 1000);
+            inputField.Component.lineType = InputField.LineType.MultiLineNewline;
+            inputField.UIRoot.AddComponent<ContentSizeFitter>().verticalFit = ContentSizeFitter.FitMode.PreferredSize;
+
+            typeCompleter = new TypeCompleter(typeof(object), this.inputField);
+            typeCompleter.Enabled = false;
+
+            CreateSpecialContent();
+
+            return UIRoot;
+        }
+    }
+}

src/UI/Widgets/EvaluateWidget/EvaluateWidget.cs

@@ -0,0 +1,176 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using UnityEngine;
+using UnityEngine.UI;
+using UnityExplorer.UI;
+using UniverseLib.UI.Models;
+using UnityExplorer.UI.Widgets.AutoComplete;
+using UniverseLib.UI;
+using UniverseLib;
+using UnityExplorer.CacheObject;
+
+namespace UnityExplorer.UI.Widgets
+{
+    public class EvaluateWidget : IPooledObject
+    {
+        public CacheMember Owner { get; set; }
+
+        public GameObject UIRoot { get; set; }
+        public float DefaultHeight => -1f;
+
+        private ParameterInfo[] parameters;
+        internal GameObject parametersHolder;
+        private ParameterHandler[] paramHandlers;
+
+        private Type[] genericArguments;
+        internal GameObject genericArgumentsHolder;
+        private GenericArgumentHandler[] genericHandlers;
+
+        public void OnBorrowedFromPool(CacheMember owner)
+        {
+            this.Owner = owner;
+
+            parameters = owner.Arguments;
+            paramHandlers = new ParameterHandler[parameters.Length];
+
+            genericArguments = owner.GenericArguments;
+            genericHandlers = new GenericArgumentHandler[genericArguments.Length];
+
+            SetArgRows();
+
+            this.UIRoot.SetActive(true);
+
+            InspectorManager.OnInspectedTabsChanged += InspectorManager_OnInspectedTabsChanged;
+        }
+
+        public void OnReturnToPool()
+        {
+            foreach (var widget in paramHandlers)
+            {
+                widget.OnReturned();
+                Pool<ParameterHandler>.Return(widget);
+            }
+            paramHandlers = null;
+
+            foreach (var widget in genericHandlers)
+            {
+                widget.OnReturned();
+                Pool<GenericArgumentHandler>.Return(widget);
+            }
+            genericHandlers = null;
+
+            this.Owner = null;
+
+            InspectorManager.OnInspectedTabsChanged -= InspectorManager_OnInspectedTabsChanged;
+        }
+
+        private void InspectorManager_OnInspectedTabsChanged()
+        {
+            foreach (var handler in this.paramHandlers)
+                handler.PopulateDropdown();
+        }
+
+        public Type[] TryParseGenericArguments()
+        {
+            Type[] outArgs = new Type[genericArguments.Length];
+
+            for (int i = 0; i < genericArguments.Length; i++)
+                outArgs[i] = genericHandlers[i].Evaluate();
+
+            return outArgs;
+        }
+
+        public object[] TryParseArguments()
+        {
+            object[] outArgs = new object[parameters.Length];
+
+            for (int i = 0; i < parameters.Length; i++)
+                outArgs[i] = paramHandlers[i].Evaluate();
+
+            return outArgs;
+        }
+
+        private void SetArgRows()
+        {
+            if (genericArguments.Any())
+            {
+                genericArgumentsHolder.SetActive(true);
+                SetGenericRows();
+            }
+            else
+                genericArgumentsHolder.SetActive(false);
+
+            if (parameters.Any())
+            {
+                parametersHolder.SetActive(true);
+                SetNormalArgRows();
+            }
+            else
+                parametersHolder.SetActive(false);
+        }
+
+        private void SetGenericRows()
+        {
+            for (int i = 0; i < genericArguments.Length; i++)
+            {
+                var type = genericArguments[i];
+
+                var holder = genericHandlers[i] = Pool<GenericArgumentHandler>.Borrow();
+                holder.UIRoot.transform.SetParent(this.genericArgumentsHolder.transform, false);
+                holder.OnBorrowed(this, type);
+            }
+        }
+
+        private void SetNormalArgRows()
+        {
+            for (int i = 0; i < parameters.Length; i++)
+            {
+                var param = parameters[i];
+
+                var holder = paramHandlers[i] = Pool<ParameterHandler>.Borrow();
+                holder.UIRoot.transform.SetParent(this.parametersHolder.transform, false);
+                holder.OnBorrowed(this, param);
+            }
+        }
+
+
+        public GameObject CreateContent(GameObject parent)
+        {
+            UIRoot = UIFactory.CreateVerticalGroup(parent, "EvaluateWidget", false, false, true, true, 3, new Vector4(2, 2, 2, 2),
+                new Color(0.15f, 0.15f, 0.15f));
+            UIFactory.SetLayoutElement(UIRoot, minWidth: 50, flexibleWidth: 9999, minHeight: 50, flexibleHeight: 800);
+            //UIRoot.AddComponent<ContentSizeFitter>().verticalFit = ContentSizeFitter.FitMode.PreferredSize;
+
+            // generic args
+            this.genericArgumentsHolder = UIFactory.CreateUIObject("GenericHolder", UIRoot);
+            UIFactory.SetLayoutElement(genericArgumentsHolder, flexibleWidth: 1000);
+            var genericsTitle = UIFactory.CreateLabel(genericArgumentsHolder, "GenericsTitle", "Generic Arguments", TextAnchor.MiddleLeft);
+            UIFactory.SetLayoutElement(genericsTitle.gameObject, minHeight: 25, flexibleWidth: 1000);
+            UIFactory.SetLayoutGroup<VerticalLayoutGroup>(genericArgumentsHolder, false, false, true, true, 3);
+            UIFactory.SetLayoutElement(genericArgumentsHolder, minHeight: 25, flexibleHeight: 750, minWidth: 50, flexibleWidth: 9999);
+            //genericArgHolder.AddComponent<ContentSizeFitter>().verticalFit = ContentSizeFitter.FitMode.PreferredSize;
+
+            // args
+            this.parametersHolder = UIFactory.CreateUIObject("ArgHolder", UIRoot);
+            UIFactory.SetLayoutElement(parametersHolder, flexibleWidth: 1000);
+            var argsTitle = UIFactory.CreateLabel(parametersHolder, "ArgsTitle", "Arguments", TextAnchor.MiddleLeft);
+            UIFactory.SetLayoutElement(argsTitle.gameObject, minHeight: 25, flexibleWidth: 1000);
+            UIFactory.SetLayoutGroup<VerticalLayoutGroup>(parametersHolder, false, false, true, true, 3);
+            UIFactory.SetLayoutElement(parametersHolder, minHeight: 25, flexibleHeight: 750, minWidth: 50, flexibleWidth: 9999);
+            //argHolder.AddComponent<ContentSizeFitter>().verticalFit = ContentSizeFitter.FitMode.PreferredSize;
+
+            // evaluate button
+            var evalButton = UIFactory.CreateButton(UIRoot, "EvaluateButton", "Evaluate", new Color(0.2f, 0.2f, 0.2f));
+            UIFactory.SetLayoutElement(evalButton.Component.gameObject, minHeight: 25, minWidth: 150, flexibleWidth: 0);
+            evalButton.OnClick += () =>
+            {
+                Owner.EvaluateAndSetCell();
+            };
+
+            return UIRoot;
+        }
+    }
+}

src/UI/Widgets/EvaluateWidget/GenericArgumentHandler.cs

@@ -0,0 +1,61 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using UniverseLib;
+
+namespace UnityExplorer.UI.Widgets
+{
+    public class GenericArgumentHandler : BaseArgumentHandler
+    {
+        private Type genericType;
+
+        public void OnBorrowed(EvaluateWidget evaluator, Type genericConstraint)
+        {
+            this.evaluator = evaluator;
+            this.genericType = genericConstraint;
+
+            typeCompleter.Enabled = true;
+            typeCompleter.BaseType = genericType;
+            typeCompleter.CacheTypes();
+
+            var constraints = genericType.GetGenericParameterConstraints();
+            typeCompleter.GenericConstraints = constraints;
+
+            var sb = new StringBuilder($"<color={SignatureHighlighter.CONST}>{genericType.Name}</color>");
+
+            for (int j = 0; j < constraints.Length; j++)
+            {
+                if (j == 0) sb.Append(' ').Append('(');
+                else sb.Append(',').Append(' ');
+
+                sb.Append(SignatureHighlighter.Parse(constraints[j], false));
+
+                if (j + 1 == constraints.Length)
+                    sb.Append(')');
+            }
+
+            argNameLabel.text = sb.ToString();
+        }
+
+        public void OnReturned()
+        {
+            this.evaluator = null;
+            this.genericType = null;
+
+            this.typeCompleter.Enabled = false;
+
+            this.inputField.Text = "";
+        }
+
+        public Type Evaluate()
+        {
+            return ReflectionUtility.GetTypeByName(this.inputField.Text)
+                    ?? throw new Exception($"Could not find any type by name '{this.inputField.Text}'!");
+        }
+
+        public override void CreateSpecialContent()
+        {
+        }
+    }
+}

src/UI/Widgets/EvaluateWidget/ParameterHandler.cs

@@ -0,0 +1,186 @@
+using System;
+using System.Collections.Generic;
+using System.Collections.Specialized;
+using System.Reflection;
+using UnityEngine.UI;
+using UnityExplorer.CacheObject.IValues;
+using UnityExplorer.UI.Widgets.AutoComplete;
+using UniverseLib;
+using UniverseLib.UI;
+
+namespace UnityExplorer.UI.Widgets
+{
+    public class ParameterHandler : BaseArgumentHandler
+    {
+        private ParameterInfo paramInfo;
+        private Type paramType;
+
+        internal Dropdown dropdown;
+        private bool usingDropdown;
+        internal EnumCompleter enumCompleter;
+        private ButtonRef enumHelperButton;
+
+        public void OnBorrowed(EvaluateWidget evaluator, ParameterInfo paramInfo)
+        {
+            this.evaluator = evaluator;
+            this.paramInfo = paramInfo;
+
+            this.paramType = paramInfo.ParameterType;
+            if (paramType.IsByRef)
+                paramType = paramType.GetElementType();
+
+            this.argNameLabel.text = 
+                $"{SignatureHighlighter.Parse(paramType, false)} <color={SignatureHighlighter.LOCAL_ARG}>{paramInfo.Name}</color>";
+
+            if (ParseUtility.CanParse(paramType) || typeof(Type).IsAssignableFrom(paramType))
+            {
+                this.inputField.Component.gameObject.SetActive(true);
+                this.dropdown.gameObject.SetActive(false);
+                this.typeCompleter.Enabled = typeof(Type).IsAssignableFrom(paramType);
+                this.enumCompleter.Enabled = paramType.IsEnum;
+                this.enumHelperButton.Component.gameObject.SetActive(paramType.IsEnum);
+
+                if (!typeCompleter.Enabled)
+                {
+                    if (paramType == typeof(string))
+                        inputField.PlaceholderText.text = "...";
+                    else
+                        inputField.PlaceholderText.text = $"eg. {ParseUtility.GetExampleInput(paramType)}";
+                }
+                else
+                {
+                    inputField.PlaceholderText.text = "Enter a Type name...";
+                    this.typeCompleter.BaseType = typeof(object);
+                    this.typeCompleter.CacheTypes();
+                }
+
+                if (enumCompleter.Enabled)
+                {
+                    enumCompleter.EnumType = paramType;
+                    enumCompleter.CacheEnumValues();
+                }
+            }
+            else
+            {
+                // non-parsable, and not a Type
+                this.inputField.Component.gameObject.SetActive(false);
+                this.dropdown.gameObject.SetActive(true);
+                this.typeCompleter.Enabled = false;
+                this.enumCompleter.Enabled = false;
+                this.enumHelperButton.Component.gameObject.SetActive(false);
+
+                usingDropdown = true;
+                PopulateDropdown();
+
+                InspectorManager.OnInspectedTabsChanged += PopulateDropdown;
+            }
+        }
+
+        public void OnReturned()
+        {
+            this.evaluator = null;
+            this.paramInfo = null;
+
+            usingDropdown = false;
+
+            this.enumCompleter.Enabled = false;
+            this.typeCompleter.Enabled = false;
+
+            this.inputField.Text = "";
+
+            InspectorManager.OnInspectedTabsChanged -= PopulateDropdown;
+        }
+
+        public object Evaluate()
+        {
+            if (!usingDropdown)
+            {
+                var input = this.inputField.Text;
+
+                if (paramType == typeof(string))
+                    return input;
+
+                if (string.IsNullOrEmpty(input))
+                {
+                    if (paramInfo.IsOptional)
+                        return paramInfo.DefaultValue;
+                    else
+                        return null;
+                }
+
+                if (!ParseUtility.TryParse(input, paramType, out object parsed, out Exception ex))
+                {
+                    ExplorerCore.LogWarning($"Cannot parse argument '{paramInfo.Name}' ({paramInfo.ParameterType.Name})" +
+                        $"{(ex == null ? "" : $", {ex.GetType().Name}: {ex.Message}")}");
+                    return null;
+                }
+                else
+                    return parsed;
+            }
+            else
+            {
+                if (dropdown.value == 0)
+                    return null;
+                else
+                    return dropdownUnderlyingValues[dropdown.value];
+            }
+        }
+
+        private object[] dropdownUnderlyingValues;
+
+        internal void PopulateDropdown()
+        {
+            if (!usingDropdown)
+                return;
+
+            dropdown.options.Clear();
+            var underlyingValues = new List<object>();
+
+            dropdown.options.Add(new Dropdown.OptionData("null"));
+            underlyingValues.Add(null);
+
+            var argType = paramType;
+
+            int tabIndex = 0;
+            foreach (var tab in InspectorManager.Inspectors)
+            {
+                tabIndex++;
+
+                if (argType.IsAssignableFrom(tab.Target.GetActualType()))
+                {
+                    dropdown.options.Add(new Dropdown.OptionData($"Tab {tabIndex}: {tab.Tab.TabText.text}"));
+                    underlyingValues.Add(tab.Target);
+                }
+            }
+
+            dropdownUnderlyingValues = underlyingValues.ToArray();
+        }
+
+        private void EnumHelper_OnClick()
+        {
+            enumCompleter.HelperButtonClicked();
+        }
+
+        public override void CreateSpecialContent()
+        {
+            enumHelperButton = UIFactory.CreateButton(UIRoot, "EnumHelper", "▼");
+            UIFactory.SetLayoutElement(enumHelperButton.Component.gameObject, minWidth: 25, minHeight: 25, flexibleWidth: 0, flexibleHeight: 0);
+            enumHelperButton.OnClick += EnumHelper_OnClick;
+
+            var dropdownObj = UIFactory.CreateDropdown(UIRoot, out dropdown, "Select argument...", 14, (int val) =>
+            {
+                //ArgDropdownChanged(val);
+            });
+            UIFactory.SetLayoutElement(dropdownObj, minHeight: 25, flexibleHeight: 50, minWidth: 100, flexibleWidth: 1000);
+            dropdownObj.AddComponent<ContentSizeFitter>().verticalFit = ContentSizeFitter.FitMode.PreferredSize;
+
+            enumCompleter = new EnumCompleter(paramType, this.inputField);
+            enumCompleter.Enabled = false;
+        }
+
+        //private void ArgDropdownChanged(int value)
+        //{
+        //    // not needed
+        //}
+    }
+}