using MSScriptControl;
namespace zz
{
    /// <summary>
    /// scriptengine類
    /// </summary>
    public class ScriptEngine
    {
        private ScriptControl msc;
        /// <summary>
        /// 構造函數
        /// </summary>
        /// <param name="language">腳本類型,VBscript/JavaScript</param>
        public ScriptEngine(string language)
        {
            msc = new ScriptControlClass();
            msc.UseSafeSubset = true;
            msc.Language = language;
            ((DScriptControlSource_Event)msc).Error += new DScriptControlSource_ErrorEventHandler(ScriptEngine_Error);
            ((DScriptControlSource_Event)msc).Timeout += new DScriptControlSource_TimeoutEventHandler(ScriptEngine_Timeout);
        }
        /// <summary>
        /// 運行eval方法
        /// </summary>
        /// <param name="expression">表達式</param>
        /// <returns>返回值object</returns>
        public object eval(string expression)
        {
            return msc.Eval(expression);
        }
        /// <summary>
        /// 運行run方法
        /// </summary>
        /// <param name="mainfunctionname">入口函數名稱</param>
        /// <param name="parameters">參數</param>
        /// <returns>返回值object</returns>
        public object Run(string mainFunctionName, object[] parameters)
        {
            return msc.Run(mainFunctionName, ref parameters);
        }
        /// <summary>
        /// 加入要執行的腳本
        /// </summary>
        /// <param name="Code"></param>
        public void AddCode(string Code)
        {
            msc.AddCode(Code);
        }
        /// <summary>
        /// 解析并運行
        /// </summary>
        /// <param name="Code">代碼</param>
        public void ExecuteStatement(string Code)
        {
            msc.ExecuteStatement(Code);
        }
        /// <summary>
        /// 放棄所有已經添加到 scriptcontrol 中的 script 代碼和對象
        /// </summary>
        public void Reset()
        {
            msc.Reset();
        }
        /// <summary>
        /// 獲取或設置腳本語言
        /// </summary>
        public string Language
        {
            get { return msc.Language; }
            set { msc.Language = value; }
        }
        /// <summary>
        /// 獲取或設置腳本執行時間，單位為毫秒
        /// </summary>
        public int Timeout
        {
            get { return ((IScriptControl)msc).Timeout; }
            set { ((IScriptControl)msc).Timeout = value; }
        }
        /// <summary>
        /// 設置是否顯示用戶界面元素
        /// </summary>
        public bool AllowUI
        {
            get { return msc.AllowUI; }
            set { msc.AllowUI = value; }
        }
        /// <summary>
        /// 宿主應用程序是否有保密性要求
        /// </summary>
        public bool UseSafeSubset
        {
            get { return msc.UseSafeSubset; }
            set { msc.UseSafeSubset = true; }
        }
        private void ScriptEngine_Error()
        {
            //錯誤事件
        }
        private void ScriptEngine_Timeout()
        {
            //超時事件
        }
    }
}