Add project

Form1.cs

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+using Microsoft.CSharp;
+using System;
+using System.CodeDom.Compiler;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Diagnostics;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace DynamicCompilationTest
+{
+    public partial class Form1 : Form
+    {
+        public Form1()
+        {
+            InitializeComponent();
+        }
+
+        private void Form1_Load(object sender, EventArgs e)
+        {
+
+        }
+
+        public string SomePublicField = "Hello!";
+        int classNumber = 0;
+        private void button1_Click(object sender, EventArgs e)
+        {
+
+            var csc = new CSharpCodeProvider();
+            var parameters = new CompilerParameters(new[] {
+        "mscorlib.dll",
+        "System.Windows.Forms.dll",
+        "System.dll",
+        "System.Drawing.dll",
+        "System.Core.dll",
+        "Microsoft.VisualBasic.dll",
+        "Microsoft.CSharp.dll"});
+            var results = csc.CompileAssemblyFromSource(parameters,
+            @"
+    using System.Windows.Forms;
+    using System.Drawing;
+    using Microsoft.VisualBasic;
+    public class Sample 
+    {
+        public void DoSomething(dynamic form)
+        {
+            Interaction.InputBox(""Testing"", ""Test"");
+            //MessageBox.Show(form.SomePublicField);
+            var b = new Button();
+            b.Text = form.Text;
+            b.Click += (s,e)=>{MessageBox.Show(form.SomePublicField);};
+
+            b.Location = new Point((form.ClientSize.Width - b.Width) / 2, (form.ClientSize.Height - b.Height) / 2);
+
+            form.Controls.Add(b);
+        }
+    }".Replace("public class Sample", "public class class" + classNumber));
+            //Check if compilation is successful, run the code
+            if (!results.Errors.HasErrors)
+            {
+                var t = results.CompiledAssembly.GetType("class" + classNumber);
+                //var type = results.CompiledAssembly.GetType("Sample");
+                dynamic o = Activator.CreateInstance(t);
+                Debug.WriteLine("Compiled with no errors");
+                o.DoSomething(this);
+            }
+            else
+            {
+                var errors = string.Join(Environment.NewLine,
+                    results.Errors.Cast<CompilerError>().Select(x => x.ErrorText));
+                MessageBox.Show(errors);
+            }
+            classNumber++;
+        }
+    }
+}