首先,我们可以通过设置Process类,获取输出接口,代码如下:
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Process proc = new Process();
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proc .StartInfo.FileName = strScript;
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proc .StartInfo.WorkingDirectory = strDirectory;
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proc .StartInfo.CreateNoWindow = true;
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proc .StartInfo.UseShellExecute = false;
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proc .StartInfo.RedirectStandardOutput = true;
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proc .Start();
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然后设置线程连续读取输出的字符串:
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eventOutput = new AutoResetEvent(false);
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AutoResetEvent[] events = new AutoResetEvent[1];
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events[0] = m_eventOutput;
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m_threadOutput = new Thread( new ThreadStart( DisplayOutput ) );
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m_threadOutput.Start();
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WaitHandle.WaitAll( events );
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线程函数如下:
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private void DisplayOutput()
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{
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while ( m_procScript != null && !m_procScript.HasExited )
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{
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string strLine = null;
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while ( ( strLine = m_procScript.StandardOutput.ReadLine() ) != null)
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{
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m_txtOutput.AppendText( strLine + "\r\n" );
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m_txtOutput.SelectionStart = m_txtOutput.Text.Length;
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m_txtOutput.ScrollToCaret();
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}
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Thread.Sleep( 100 );
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}
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m_eventOutput.Set();
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}
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这里要注意的是,使用以下语句使TextBox显示的总是最新添加的,而AppendText而不使用+=,是因为+=会造成整个TextBox的回显使得整个显示区域闪烁
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m_txtOutput.AppendText( strLine + "\r\n" );
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m_txtOutput.SelectionStart = m_txtOutput.Text.Length;
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m_txtOutput.ScrollToCaret();
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