.NET中的Process 类的简单使用

来源：互联网发布：php和java哪个好学编辑：程序博客网时间：2024/05/21 09:29
废话不多写，直接来干货。

using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Diagnostics;using System.Drawing;using System.IO;using System.Linq;using System.Text;using System.Threading.Tasks;using System.Windows.Forms;namespace ProucessDemo{    public partial class 执行com命令 : Form    {        public 执行com命令()        {            InitializeComponent();        }        private void 执行com命令_Load(object sender, EventArgs e)        {        }        public string StartCmd(string cmdParament)        {            System.Diagnostics.Process p = new System.Diagnostics.Process();            p.StartInfo.FileName = "cmd.exe";            p.StartInfo.UseShellExecute = false;    //是否使用操作系统shell启动            p.StartInfo.RedirectStandardInput = true;//接受来自调用程序的输入信息            p.StartInfo.RedirectStandardOutput = true;//由调用程序获取输出信息            p.StartInfo.RedirectStandardError = true;//重定向标准错误输出            p.StartInfo.CreateNoWindow = true;//不显示程序窗口            p.Start();//启动程序            //向cmd窗口发送输入信息              p.StandardInput.WriteLine(cmdParament);            p.StandardInput.WriteLine("exit");            //向标准输入写入要执行的命令。这里使用&是批处理命令的符号，表示前面一个命令不管是否执行成功都执行后面(exit)命令，如果不执行exit命令，后面调用ReadToEnd()方法会假死            //同类的符号还有&&和||前者表示必须前一个命令执行成功才会执行后面的命令，后者表示必须前一个命令执行失败才会执行后面的命令            p.StandardInput.AutoFlush = true;            //获取cmd窗口的输出信息           string result = p.StandardOutput.ReadToEnd();           //StreamReader reader = p.StandardOutput;           //string line=reader.ReadLine();           //while (!reader.EndOfStream)           //{           //    str += line + "  ";           //    line = reader.ReadLine();           //}            p.WaitForExit();//等待程序执行完退出进程            p.Close();            return result;        }        private void button1_Click(object sender, EventArgs e)        {            if (string.IsNullOrEmpty(this.textBox2.Text.Trim()))            {                MessageBox.Show("命令框内容不能为空！");                return;            }            this.textBox1.Text = StartCmd(this.textBox2.Text);        }        /// <summary>        /// 保存txt        /// </summary>        /// <param name="sender"></param>        /// <param name="e"></param>        private void button2_Click(object sender, EventArgs e)        {            if(string.IsNullOrEmpty(this.textBox2.Text.Trim())){                 MessageBox.Show("没有内容写入!");                return ;            }                 this.saveFileDialog1.Filter = "文本文件(*.txt)|*.txt|xml文件(*.xml)|*.xml|word文档(*.docx)|*.docx";            if (this.saveFileDialog1.ShowDialog() == DialogResult.OK)            {                try                {                    string FilePath = this.saveFileDialog1.FileName;                    string Content = this.textBox1.Text;                    File.WriteAllText(FilePath, Content, Encoding.UTF8);                }                catch (Exception ex)                {                    MessageBox.Show(ex.Message);                }            }        }        #region 执行bat文件        private void 执行BatToolStripMenuItem_Click(object sender, EventArgs e)        {            if(this.openFileDialog1.ShowDialog()==DialogResult.OK){                if (string.IsNullOrEmpty(this.openFileDialog1.FileName))                {                    MessageBox.Show("选择内容为空");                    return;                }                string FilePath = this.openFileDialog1.FileName;                if (FilePath.Substring(FilePath.LastIndexOf(".")+1).Equals("bat"))                {                    excuteCommand(FilePath, "", PrintMessage);                }                else                {                    MessageBox.Show("请选择bat批处理文件！");                }            }        }        delegate void dReadLine(string strLine);        /// <summary>        /// 执行BAT        /// </summary>        /// <param name="strFile"></param>        /// <param name="args"></param>        /// <param name="onReadLine"></param>        private static void excuteCommand(string strFile, string args, dReadLine onReadLine)        {            try            {                System.Diagnostics.Process p = new System.Diagnostics.Process();                p.StartInfo = new System.Diagnostics.ProcessStartInfo();                p.StartInfo.FileName = strFile;                p.StartInfo.Arguments = args;                p.StartInfo.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden;                p.StartInfo.RedirectStandardOutput = true;                p.StartInfo.UseShellExecute = false;                p.StartInfo.CreateNoWindow = true;                p.Start();                System.IO.StreamReader reader = p.StandardOutput;//截取输出流                string line = reader.ReadLine();//每次读取一行                while (!reader.EndOfStream)                {                    onReadLine(line);                    line = reader.ReadLine();                }                p.WaitForExit();            }            catch (Exception ex)            {                throw ex;            }        }        private void PrintMessage(string strLine)        {            if (!"".Equals(strLine) && strLine != null)            {                this.textBox1.Text += strLine;            }        }        #endregion        private void textBox2_KeyDown(object sender, KeyEventArgs e)        {            if(e.KeyCode == Keys.Return)            {                button1_Click(button1, new EventArgs());            }        }    }}
0 0