69 lines
2.0 KiB
C#
69 lines
2.0 KiB
C#
using Microsoft.Win32;
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using Modbus.Device;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Net.Sockets;
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using System.Text;
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using System.Windows;
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using 头罩视野.Services.Data;
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using static 头罩视野.TestDataStore;
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public static class ModbusHelper
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{
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// 全局唯一连接，所有页面共用
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public static TcpClient TcpClient => ModbusResourceManager.Instance.TcpClient;
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// 统一连接方法（全项目只调用一次）
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public static bool Connect(string ip, int port = 502)
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{
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return ModbusResourceManager.Instance.Init(ip, port);
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}
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// 判断是否连接成功
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public static bool IsConnected => TcpClient != null && TcpClient.Connected;
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// <summary>
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/// 公共保存方法（用户自选文件夹）
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/// </summary>
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/// <param name="dataList">你的数据集合</param>
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/// <param name="defaultFileName">默认文件名</param>
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public static void SaveToCsv(List<dynamic> dataList, string defaultFileName)
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{
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if (dataList == null || dataList.Count == 0)
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{
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MessageBox.Show("无数据可保存！");
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return;
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}
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// 选择文件夹
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var folderDialog = new OpenFolderDialog
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{
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Title = "请选择保存路径"
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};
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if (folderDialog.ShowDialog() != true)
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return;
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string folderPath = folderDialog.FolderName;
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string filePath = Path.Combine(folderPath, defaultFileName);
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// 写入 CSV
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using (var sw = new StreamWriter(filePath, false, Encoding.UTF8))
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{
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var firstRow = (IDictionary<string, object>)dataList[0];
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sw.WriteLine(string.Join(",", firstRow.Keys));
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foreach (var item in dataList)
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{
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var dict = (IDictionary<string, object>)item;
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sw.WriteLine(string.Join(",", dict.Values));
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}
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}
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MessageBox.Show("保存成功！\n" + filePath);
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}
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} |