73 lines
2.3 KiB
C#
73 lines
2.3 KiB
C#
using System;
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using System.Collections.ObjectModel;
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using System.Net;
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using System.Net.Sockets;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Controls;
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namespace FastGithub.UI
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{
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/// <summary>
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/// UdpLogListBox.xaml 的交互逻辑
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/// </summary>
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public partial class UdpLogListBox : UserControl
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{
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private readonly byte[] buffer = new byte[ushort.MaxValue];
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private readonly Socket socket = new Socket(SocketType.Dgram, ProtocolType.Udp);
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public ObservableCollection<UdpLog> LogList { get; } = new ObservableCollection<UdpLog>();
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public UdpLogListBox()
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{
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InitializeComponent();
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DataContext = this;
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this.InitUdpLoggerAsync();
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}
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private async void InitUdpLoggerAsync()
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{
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this.socket.Bind(new IPEndPoint(IPAddress.Loopback, UdpLoggerPort.Value));
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while (true)
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{
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var log = await this.GetUdpLogAsync();
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this.LogList.Add(log);
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}
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}
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private async Task<UdpLog> GetUdpLogAsync()
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{
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EndPoint remoteEP = new IPEndPoint(IPAddress.Any, 0);
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var taskCompletionSource = new TaskCompletionSource<int>();
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this.socket.BeginReceiveFrom(buffer, 0, buffer.Length, SocketFlags.None, ref remoteEP, this.EndReceiveFrom, taskCompletionSource);
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var length = await taskCompletionSource.Task;
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var json = Encoding.UTF8.GetString(buffer, 0, length);
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return Newtonsoft.Json.JsonConvert.DeserializeObject<UdpLog>(json);
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}
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private void EndReceiveFrom(IAsyncResult ar)
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{
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EndPoint remoteEP = new IPEndPoint(IPAddress.Any, 0);
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var length = this.socket.EndReceiveFrom(ar, ref remoteEP);
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var taskCompletionSource = (TaskCompletionSource<int>)ar.AsyncState;
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taskCompletionSource.TrySetResult(length);
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}
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private void MenuItem_Copy_Click(object sender, System.Windows.RoutedEventArgs e)
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{
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if (this.listBox.SelectedValue is UdpLog udpLog)
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{
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udpLog.SetToClipboard();
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}
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}
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private void MenuItem_Clear_Click(object sender, System.Windows.RoutedEventArgs e)
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{
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this.LogList.Clear();
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}
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}
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}
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