C#进程管理器

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Diagnostics;
using System.Threading;
namespace Diagnostics
{
    public partial class MultiProcess : Form
    {
        public MultiProcess()
        {
            InitializeComponent();
        }

        private void buttonStart_Click(object sender, EventArgs e)
        {
            //启动记事本
            process.StartInfo.FileName = "Notepad.exe";
            process.Start();
        }

        private void buttonStop_Click(object sender, EventArgs e)
        {
            Process[] myProcess;
            //创建新的Process组件数组，并将他们与指定的进程名称的所有进程资源相关联
            myProcess = Process.GetProcessesByName("Notepad");
            foreach(Process instance in myProcess)
            {
                //设置终止当前线程前等待的毫秒数
                instance.WaitForExit(100);
                instance.CloseMainWindow();
            }
        }
        //获取所有进程
        private void buttonView_Click(object sender, EventArgs e)
        {
            listViewProcess.Items.Clear();
            Process[] allProcess;
            //创建Process类型的数组，将他们与系统内所有进程相关联
            try
            {
                allProcess = Process.GetProcesses();

                foreach (Process p in allProcess)
                {
                    ListViewItem item = new ListViewItem();
                    item.SubItems[0].Text = p.ProcessName.ToString();
                    item.SubItems.Add(p.StartTime.ToShortTimeString());
                    item.SubItems.Add(p.Id.ToString());
                    item.SubItems.Add(p.Threads.Count.ToString());
                    listViewProcess.Items.Add(item);       
                }
            }
            catch (System.Exception ee)
            {
                string a = ee.ToString();
               
            }
            
        }
        //结束进程
        private void buttonKill_Click(object sender, EventArgs e)
        {
            ListView.SelectedListViewItemCollection selectItem = listViewProcess.SelectedItems;
            foreach (ListViewItem item in selectItem)
            {
                Process KillProcess = Process.GetProcessById(Convert.ToInt32(item.SubItems[2].Text));
                try
                {
                    KillProcess.Kill();
                    MessageBox.Show("结束进程成功");
                    buttonView_Click(sender,e);
                }
                catch (System.Exception ee)
                {
                    string strInfo = ee.ToString();
                    MessageBox.Show("结束进程失败");
                }
                
            }
        }
    }
}

工程文件
/Files/eping/Diagnostics.rar