C# Winfom 中ListBox的简单用法

using System;
using ;
using ;
using ;
using ;
using ;
using ;
using ;
using ;

namespace WindowsForms
{
    public partial class Form3 : Form
    {
        public Form3()
        {
            InitializeComponent();
        }

        /// <summary>
        /// 添加人员到采购部门
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnInsert_Click(object sender, EventArgs e)
        {
            //获取添加人的值
            string peopleText = ().ToString();
            //获取listbox1的对象
            ListBox list1 = this.listBox1;
            //判断人员是否已经添加过
            if (!(peopleText))
            {
                (peopleText);
            }
            else {
                ("该人员已经添加过，无法重复添加！");
            }
        }

        /// <summary>
        /// 将采购人员转移到销售部门
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnRightMove_Click(object sender, EventArgs e)
        {
            //获取listbox1的所有选中的项
            if (this. > 0)
            {
                string checkPeople = this.();
                //判断是否添加到listbox2
                if (!this.(checkPeople)) {
                    //添加人员到listbox2中
                    this.(checkPeople);
                    //移除listbox1中
                    this.(checkPeople);
                }
                else
                {
                    ("该人员已经转移过，无法重复转移！");
                }

            }
            else {
                ("未选中采购人员，无法转移销售部门！");
            }
        }

        /// <summary>
        /// 将销售人员转移到采购部门
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnLeftMove_Click(object sender, EventArgs e)
        {
            //获取listbox2的所有选中的项
            if (this. > 0)
            {
                string checkPeople = this.();
                //判断是否添加到listbox1
                if (!this.(checkPeople))
                {
                    //添加人员到listbox1中
                    this.(checkPeople);
                    //移除listbox1中
                    this.(checkPeople);
                }
                else
                {
                    ("该人员已经转移过，无法重复转移！");
                }

            }
            else
            {
                ("未选中销售人员，无法转移到采购部门！");
            }
        }
    }
}