use nuget FCTB

DataEditorX/Controls/FastColoredTextBoxEx.cs

@@ -17,7 +17,7 @@ public class FastColoredTextBoxEx : FastColoredTextBox
         Point lastMouseCoord;
         public FastColoredTextBoxEx() : base()
         {
-            this.SyntaxHighlighter = new MySyntaxHighlighter();
+            this.SyntaxHighlighter = new MySyntaxHighlighter(this);
             this.TextChanged += this.FctbTextChanged;
             this.ToolTipDelay = 1;
             this.DelayedEventsInterval = 1;

DataEditorX/Controls/MySyntaxHighlighter.cs

@@ -23,6 +23,10 @@ public class MySyntaxHighlighter : SyntaxHighlighter
 		readonly TextStyle mFunStyle = new TextStyle(Brushes.LightGray, null, FontStyle.Bold);
 		readonly TextStyle mErrorStyle = new TextStyle(Brushes.Red, null, FontStyle.Bold);
 
+		public MySyntaxHighlighter(FastColoredTextBox currentTb) : base(currentTb)
+		{
+		}
+
 		/// <summary>
 		/// Highlights Lua code
 		/// </summary>

DataEditorX/DataEditorX.csproj

@@ -59,8 +59,8 @@
     <Reference Include="EntityFramework.SqlServer, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089, processorArchitecture=MSIL">
       <HintPath>..\packages\EntityFramework.6.4.4\lib\net45\EntityFramework.SqlServer.dll</HintPath>
     </Reference>
-    <Reference Include="FastColoredTextBox">
-      <HintPath>DLL\FastColoredTextBox.dll</HintPath>
+    <Reference Include="FastColoredTextBox, Version=2.16.24.0, Culture=neutral, PublicKeyToken=fb8aa12b994ef61b, processorArchitecture=MSIL">
+      <HintPath>..\packages\FCTB.2.16.24\lib\FastColoredTextBox.dll</HintPath>
     </Reference>
     <Reference Include="Microsoft.VisualBasic" />
     <Reference Include="Newtonsoft.Json">

DataEditorX/packages.config

 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="EntityFramework" version="6.4.4" targetFramework="net46" />
+  <package id="FCTB" version="2.16.24" targetFramework="net46" />
   <package id="System.Data.SQLite" version="1.0.113.1" targetFramework="net46" />
   <package id="System.Data.SQLite.Core" version="1.0.113.1" targetFramework="net46" />
   <package id="System.Data.SQLite.EF6" version="1.0.113.0" targetFramework="net46" />