using System;
using System.Collections.Generic;
using System.Collections;
using System.Text;

namespace SysBaseLibs
{


    public class IdCollection : CollectionBase
    {
        // Methods
        public IdCollection()
        { }
        public int Add(INpId poObject)
        {
            return base.InnerList.Add(poObject);
        }
        public bool Contains(INpId poObject)
        {
            return (this.IndexOf(poObject) >= 0);
        }

        public bool Contains(string pcId)
        {
            return (this.IndexOf(pcId) >= 0);
        }

        public int IndexOf(INpId poObject)
        {
            return this.IndexOf(poObject.Id);
        }

        public int IndexOf(string pcId)
        {
            int num1 = -1;
            pcId = UtilStr.UAndT(pcId);
            for (int num2 = 0; num2 < base.InnerList.Count; num2++)
            {
                INpId id1 = (INpId)base.InnerList[num2];
                if (UtilStr.UAndT(id1.Id) == pcId)
                {
                    return num2;
                }
            }
            return num1;
        }
        public void Remove(INpId poObject)
        {
            base.InnerList.Remove(poObject);
        }
        public void Remove(string pcId)
        {
            int num1 = this.IndexOf(pcId);
            if (num1 >= 0)
            {
                base.RemoveAt(num1);
            }
        }

        // Properties
        public INpId this[int piIndex]
        {
            get
            {
                if ((piIndex < base.InnerList.Count) && (piIndex >= 0))
                {
                    return (INpId)base.InnerList[piIndex];
                }
                return null;
            }
        }


        public INpId this[string pcId]
        {
            get
            {
                int num1 = this.IndexOf(pcId);
                if (num1 >= 0)
                {
                    return (INpId)base.InnerList[num1];
                }
                return null;
            }
        }
    }
}