C# 两个进程之间通讯(管道通信 )
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#region 客户端
NamedPipeClientStream pipeClient =
new NamedPipeClientStream("localhost", "testpipe", PipeDirection.InOut, PipeOptions.Asynchronous, TokenImpersonationLevel.None);
StreamWriter sw = null;
private void Form1_Load(object sender, EventArgs e)
{
try
{
pipeClient.Connect(5000);
sw = new StreamWriter(pipeClient);
sw.AutoFlush = true;
}
catch (Exception ex)
{
MessageBox.Show("连接建立失败,请确保服务端程序已经被打开。");
this.Close();
}
}
private void button1_Click(object sender, EventArgs e)
{
if (sw != null)
{
sw.WriteLine(this.richTextBox1.Text);
}
else
{
MessageBox.Show("未建立连接,不能发送消息。");
}
}
#endregion
#region 服务端
NamedPipeServerStream pipeServer =
new NamedPipeServerStream("testpipe", PipeDirection.InOut, 1, PipeTransmissionMode.Message, PipeOptions.Asynchronous);
private void Form1_Load(object sender, EventArgs e)
{
ThreadPool.QueueUserWorkItem(delegate
{
pipeServer.BeginWaitForConnection((o) =>
{
NamedPipeServerStream pServer = (NamedPipeServerStream)o.AsyncState;
pServer.EndWaitForConnection(o);
StreamReader sr = new StreamReader(pServer);
while (true)
{
this.Invoke((MethodInvoker)delegate { listView1.Items.Add(sr.ReadLine()); });
}
}, pipeServer);
});
}
#endregion
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