c#委托使用

    public class StepArgs : EventArgs
    {
        public int m_IMax = 0;
        public int m_IStep = 0;
        public string m_StrInfo = "";

        public StepArgs(int max,int step,string info)
        {
            m_IMax = max;
            m_IStep = step;
            m_StrInfo = info;
        }
    }
    public delegate void StepDelegate(StepArgs args);
    /*
     //类中使用方法
     public event StepDelegate StepEvent;

    StepArgs args = new StepArgs(iCnt, i+1, "");
                if (StepEvent != null)
                {
                    StepEvent(args);
                }

     *
   */