winform程序已停止工作（winform关闭后进程还在）

本文实例讲述了WinForm实现程序一段时间不运行自动关闭的方法。分享给大家供大家参考。具体实现方法如下：

12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667 using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Text;using System.Windows.Forms;using System.Net;using System.IO;using System.Security.Cryptography.X509Certificates;using System.Net.Security;namespace DemoDataGridView{public partial class Form3 : Form, IMessageFilter{private int m_WaitMinute = 0;System.Windows.Forms.Timer MyTimer;public Form3(){InitializeComponent();MyTimer = new Timer();MyTimer.Interval = 1000;MyTimer.Tick += new EventHandler(MyTimer_Tick);Application.Idle += new EventHandler(Application_Idle);}void MyTimer_Tick(object sender, EventArgs e){if (m_WaitMinute < 60){MyTimer.Enabled = true;MyTimer.Interval = 10000; //10秒m_WaitMinute += 1;// this.Opacity = 1.0 - Convert.ToDouble(m_WaitMinute / 60.0);}else{MyTimer.Enabled = false;}}void Application_Idle(object sender, EventArgs e){if (m_WaitMinute == 0){System.IO.File.WriteAllText("D:\\1.txt", DateTime.Now.ToString());MyTimer.Start();}else{if (m_WaitMinute >= 6){System.IO.File.WriteAllText("D:\\2.txt", DateTime.Now.ToString());this.Close();}}}public bool PreFilterMessage(ref Message m){if (m_WaitMinute != 0){m_WaitMinute = 0;MyTimer.Enabled = false;return true;}return false;}}}