要实现一个远程桌面工具,可以使用C#语言和Windows Forms应用程序。以下是一个简单的示例代码,可以使用TCP协议在两个计算机之间建立连接,并在客户端计算机上显示远程计算机的屏幕:
Server端代码:
using System; using System.Drawing; using System.Drawing.Imaging; using System.Net; using System.Net.Sockets; using System.Threading; using System.Windows.Forms; namespace RemoteDesktopServer { public partial class ServerForm : Form { private TcpListener tcpListener; private TcpClient tcpClient; private Thread listenThread; private Thread sendThread; private bool isRunning = false; public ServerForm() { InitializeComponent(); } private void StartButton_Click(object sender, EventArgs e) { isRunning = true; listenThread = new Thread(new ThreadStart(ListenForClients)); listenThread.Start(); } private void ListenForClients() { try { tcpListener = new TcpListener(IPAddress.Any, 8888); tcpListener.Start(); Invoke(new Action(() => { StatusLabel.Text = "Waiting for client..."; })); tcpClient = tcpListener.AcceptTcpClient(); Invoke(new Action(() => { StatusLabel.Text = "Client connected!"; })); sendThread = new Thread(new ThreadStart(SendScreen)); sendThread.Start(); } catch (Exception ex) { MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error); } } private void SendScreen() { try { while (isRunning) { Rectangle bounds = Screen.GetBounds(Point.Empty); Bitmap bitmap = new Bitmap(bounds.Width, bounds.Height, PixelFormat.Format32bppArgb); Graphics graphics = Graphics.FromImage(bitmap); graphics.CopyFromScreen(Point.Empty, Point.Empty, bounds.Size, CopyPixelOperation.SourceCopy); NetworkStream stream = tcpClient.GetStream(); byte[] imageData = ImageToByteArray(bitmap); stream.Write(imageData, 0, imageData.Length); Thread.Sleep(100); } } catch (Exception ex) { MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error); } } private byte[] ImageToByteArray(Image image) { using (MemoryStream stream = new MemoryStream()) { image.Save(stream, ImageFormat.Jpeg); return stream.ToArray(); } } private void StopButton_Click(object sender, EventArgs e) { isRunning = false; if (tcpClient != null) { tcpClient.Close(); } if (tcpListener != null) { tcpListener.Stop(); } if (listenThread != null) { listenThread.Join(); } if (sendThread != null) { sendThread.Join(); } StatusLabel.Text = "Server stopped."; } } }
Client端代码:
using System; using System.Drawing; using System.IO; using System.Net.Sockets; using System.Threading; using System.Windows.Forms; namespace RemoteDesktopClient { public partial class ClientForm : Form { private TcpClient tcpClient; private Thread receiveThread; private bool isRunning = false; public ClientForm() { InitializeComponent(); } private void ConnectButton_Click(object sender, EventArgs e) { try { tcpClient = new TcpClient(); tcpClient.Connect(IPAddress.Parse(IpAddressTextBox.Text), 888

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