CSharpCode

出自ProgWiki

用途

• 動態編譯C#的Code

參考資料

• 使用CSharpCodeProvider类编译C#代码
• 程式碼執行
• 如何將字串轉成運算子

程式碼

using System;
using System.CodeDom.Compiler;
using System.Reflection;
using System.Collections.Generic;
 
 
//參考資料
//	使用CSharpCodeProvider类编译C#代码
//		http://blog.csdn.net/jxzhaogang/archive/2006/07/06/885105.aspx
//	程式碼執行
//		http://forums.microsoft.com/MSDN-CHT/ShowPost.aspx?PostID=4115237&SiteID=14
 
namespace dotNetLang
{
	//編譯的來源? 檔案或記憶體(放在String[] 中)
	enum CodeFrom
	{	
		Files,
		Sources
	};
 
	class CSharpCode
	{
		/// <summary>
		/// 編譯器版本("v2.0" 或 "v3.5")
		/// </summary>
		public static string CompilerVersion = "v2.0";
 
		/// <summary>
		/// 編譯到檔案
		/// </summary>
		/// <param name="strOutputFile"></param>
		/// <param name="CodeSrc"></param>
		/// <param name="FromType"></param>
		/// <param name="strMainClass"></param>
		/// <returns></returns>
		public static string Compile(string strOutputFile, string[] CodeSrc, CodeFrom FromType, string strMainClass)
		{
			Dictionary<string, string> providerOptions = new Dictionary<string, string>();
			providerOptions.Add("CompilerVersion", CompilerVersion);
 
			using (Microsoft.CSharp.CSharpCodeProvider CodeProvider = new Microsoft.CSharp.CSharpCodeProvider(providerOptions))
			{
				CompilerParameters param = new CompilerParameters();
 
				//輸出的檔名
				param.OutputAssembly = strOutputFile;
 
				//預設引用mscorlib.dll
				param.ReferencedAssemblies.Add(
					System.Runtime.InteropServices.RuntimeEnvironment.GetRuntimeDirectory() + "mscorlib.dll");
 
				//程式的入口的類別名稱
				if (strMainClass != null)
					param.MainClass = strMainClass;
 
				//編譯時最佳化
				param.CompilerOptions = "/optimize";
 
				//宣告編譯成可執行檔 (只有可執行檔才有進入點)
				param.GenerateExecutable = true;
 
				//編譯程式碼
				CompilerResults results;
				if (FromType == CodeFrom.Sources)
					results = CodeProvider.CompileAssemblyFromSource(param, CodeSrc);
				else
					results = CodeProvider.CompileAssemblyFromFile(param, CodeSrc);
 
				//傳回檔名與路徑
				if (results.Errors.HasErrors == false)
					return results.PathToAssembly;
				else
					return null;
			}
		}
 
 
		/// <summary>
		/// 編譯到Assembly
		/// </summary>
		/// <param name="CodeSrc"></param>
		/// <param name="FromType"></param>
		/// <param name="strMainClass"></param>
		/// <returns></returns>
		public static Assembly Compile(string[] CodeSrc, CodeFrom FromType, string strMainClass)
		{
			Dictionary<string, string> providerOptions = new Dictionary<string, string>();
			providerOptions.Add("CompilerVersion", CompilerVersion);
 
			using (Microsoft.CSharp.CSharpCodeProvider CodeProvider = new Microsoft.CSharp.CSharpCodeProvider(providerOptions))
			{
				CompilerParameters param = new CompilerParameters();
 
				//輸出在記憶體
				param.GenerateInMemory = true;
 
				//編譯時最佳化
				param.CompilerOptions = "/optimize";
 
				//預設引用mscorlib.dll
				param.ReferencedAssemblies.Add(
					System.Runtime.InteropServices.RuntimeEnvironment.GetRuntimeDirectory() + "mscorlib.dll");
 
				//程式的入口的類別名稱
				if (strMainClass != null)
					param.MainClass = strMainClass;
 
				//宣告編譯成可執行檔 (只有可執行檔才有進入點)
				param.GenerateExecutable = true;
 
				//編譯程式碼
				CompilerResults results;
				if (FromType == CodeFrom.Sources)
					results = CodeProvider.CompileAssemblyFromSource(param, CodeSrc);
				else
					results = CodeProvider.CompileAssemblyFromFile(param, CodeSrc);
 
				//如果沒有編譯錯誤回傳該組件
				if (results.Errors.HasErrors == false)
					return results.CompiledAssembly;
				else
					return null;
			}
		}
 
		//public static void Exec(string strPathToAssembly)
		//{
		//    AppDomain domain = AppDomain.CreateDomain("Compiled App");
		//    domain.ExecuteAssembly(strPathToAssembly);
		//}
 
		public static void Exec(string strPathToAssembly)
		{
			Assembly a = Assembly.Load(strPathToAssembly);
			a.EntryPoint.Invoke(null, null); //如果Main()有參數的話 ,要改掉第2個null
		}
 
		public static void Exec(Assembly a)
		{
			a.EntryPoint.Invoke(null,null); //如果Main()有參數的話 ,要改掉第2個null
		}
	}
}