/*-------------------------------------------------------------------------
 * 功能描述：IRevitEventHandler
 * 作者：xulisong
 * 创建时间： 2019/1/7 12:59:33
 * 版本号：v1.0
 *  -------------------------------------------------------------------------*/

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace FWindSoft.Revit
{
    /// <summary>
    /// revit事件处理接口
    /// </summary>
    public interface IRevitEventHandler
    {
        void Execute(object sender, EventArgs args);
    }
    public class RevitEvent: IRevitEventHandler
    {
        /// <summary>
        /// 事件名称
        /// </summary>
        public string Name { get; set; }
        /// <summary>
        /// 关联实际处理类型
        /// </summary>
        private List<IRevitEventHandler> Handlers { get; set; }

        public void AddHandler(IRevitEventHandler handler)  
        {
            if (handler == null)
                return;
            if (Handlers == null)
                Handlers = new List<IRevitEventHandler>();
            Handlers.Add(handler);
        }
        public event EventHandler<EventArgs> Handler;
        public void Execute(object sender, EventArgs args)
        {
            if (Handlers == null||!Handlers.Any())
                return;
            foreach (var revitEventHandler in Handlers)
            {
                revitEventHandler.Execute(sender, args);
            }
            Handler?.Invoke(sender, args);
        }
    }
}