我已经在这个问题上工作了一段时间。我可以很好地捕获控制台窗口的输出(实时),但我无法实时捕获 python 控制台应用程序的输出。我可以在 python 程序完成运行后捕获它的输出,但我不希望这样。我正在使用 system.diagonistics 中的流程。与后台工作人员。我只是想将 python26 输出捕获到文本框中。我已经用其他自定义应用程序测试了我的程序,它确实显示了输出(实时)。
请帮忙
谢谢
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;
using System.IO;
namespace ProcessDisplayoutput
{
public partial class Form1 : Form
{
//Delegates
delegate void AppendTextDelegate(string text);
public Form1()
{
InitializeComponent();
Worker.DoWork += new DoWorkEventHandler(Worker_DoWork);
}
private void StartButton_Click(object sender, EventArgs e)
{
ResultTextBox.Clear();
if (!Worker.IsBusy)
{
Worker.RunWorkerAsync();
}
}
public void Worker_DoWork(object sender, DoWorkEventArgs e)
{
Process pro = new Process();
pro.StartInfo.RedirectStandardOutput = true;
pro.StartInfo.RedirectStandardError = true;
pro.StartInfo.UseShellExecute = false;
pro.StartInfo.CreateNoWindow = true;
pro.EnableRaisingEvents = true;
pro.OutputDataReceived +=new DataReceivedEventHandler(OnDataReceived);
pro.ErrorDataReceived +=new DataReceivedEventHandler(OnDataReceived);
//Test with random program worked,
//now need to test with python
//*****************TEST 1: PASSED **************************
pro.StartInfo.FileName = "C:\\TestProcessOutput.exe";
//*****************END TEST1*******************************
//*****************TEST 2: FAILED *************************
//pro.StartInfo.FileName = "C:\\Python26\\python.exe";
//pro.StartInfo.Arguments = "\"C:\\Python26\\testScript.py\"";
//*****************END TEST2 *******************************
StreamReader sr = null;
try
{
pro.Start();
pro.BeginOutputReadLine();
//An alternative option to display the output with the same results
//sr = pro.StandardOutput;
//string line = "";
//while ((line = sr.ReadLine()) != null)
//{
// appendText(line);
// }
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
public void OnDataReceived(object sender, DataReceivedEventArgs e)
{
if (e.Data != null)
{
string temp = (e.Data) + Environment.NewLine;
appendText(temp);
}
}
public void appendText(string text)
{
if (ResultTextBox.InvokeRequired)
{
ResultTextBox.Invoke(new AppendTextDelegate(appendText), new object[] { text });
}
else
{
ResultTextBox.AppendText(text);
}
}