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添加项目文件。

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2026-07-29 13:12:27 +08:00
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DeviceEditModule/ViewModels/SPAW7000ViewModel.cs Normal file
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using DeviceCommand.Devices;
using Prism.Commands;
using Prism.Ioc;
using System;
using System.Globalization;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Input;
using UIShare.GlobalVariable;
using UIShare.ViewModelBase;
namespace DeviceEditModule.ViewModels
{
/// <summary>
/// SPAW7000 功率分析记录仪控制面板 ViewModel。
/// </summary>
public class SPAW7000ViewModel : NavigateViewModelBase, IDisposable
{
#region 私有字段
private readonly DeviceManager _deviceManager;
private SPAW7000? _device;
private CancellationTokenSource? _cts;
#endregion
#region 设备信息属性
private string _deviceName = "SPAW7000";
public string DeviceName
{
get => _deviceName;
set => SetProperty(ref _deviceName, value);
}
private bool _isConnected;
public bool IsConnected
{
get => _isConnected;
set => SetProperty(ref _isConnected, value);
}
private bool _isBusy;
public bool IsBusy
{
get => _isBusy;
set => SetProperty(ref _isBusy, value);
}
#endregion
#region 输入参数属性
private int _channel = 1;
/// <summary>当前操作通道。</summary>
public int Channel
{
get => _channel;
set => SetProperty(ref _channel, value);
}
private SPAW7000.VoltageRange _voltageRange = SPAW7000.VoltageRange.V_300;
/// <summary>电压量程枚举。</summary>
public SPAW7000.VoltageRange VoltageRange
{
get => _voltageRange;
set => SetProperty(ref _voltageRange, value);
}
private SPAW7000.CurrentRange _currentRange = SPAW7000.CurrentRange.A_5;
/// <summary>电流量程枚举。</summary>
public SPAW7000.CurrentRange CurrentRange
{
get => _currentRange;
set => SetProperty(ref _currentRange, value);
}
public SPAW7000.VoltageRange[] VoltageRangeOptions { get; } =
(SPAW7000.VoltageRange[])Enum.GetValues(typeof(SPAW7000.VoltageRange));
public SPAW7000.CurrentRange[] CurrentRangeOptions { get; } =
(SPAW7000.CurrentRange[])Enum.GetValues(typeof(SPAW7000.CurrentRange));
private int _resolution = 6;
/// <summary>显示分辨率（5 或 6）。</summary>
public int Resolution
{
get => _resolution;
set => SetProperty(ref _resolution, value);
}
private int _brightness = 5;
/// <summary>屏幕亮度（1~10）。</summary>
public int Brightness
{
get => _brightness;
set => SetProperty(ref _brightness, value);
}
#endregion
#region 测量结果属性
private string _measuredVoltage = "—";
public string MeasuredVoltage
{
get => _measuredVoltage;
set => SetProperty(ref _measuredVoltage, value);
}
private string _measuredCurrent = "—";
public string MeasuredCurrent
{
get => _measuredCurrent;
set => SetProperty(ref _measuredCurrent, value);
}
private string _measuredPower = "—";
public string MeasuredPower
{
get => _measuredPower;
set => SetProperty(ref _measuredPower, value);
}
private string _measuredFrequency = "—";
public string MeasuredFrequency
{
get => _measuredFrequency;
set => SetProperty(ref _measuredFrequency, value);
}
private string _measuredPowerFactor = "—";
public string MeasuredPowerFactor
{
get => _measuredPowerFactor;
set => SetProperty(ref _measuredPowerFactor, value);
}
private string _deviceModel = "—";
public string DeviceModel
{
get => _deviceModel;
set => SetProperty(ref _deviceModel, value);
}
private string _deviceSerial = "—";
public string DeviceSerial
{
get => _deviceSerial;
set => SetProperty(ref _deviceSerial, value);
}
private string _responseLog = string.Empty;
/// <summary>命令响应日志（最新消息在顶部）。</summary>
public string ResponseLog
{
get => _responseLog;
set => SetProperty(ref _responseLog, value);
}
#endregion
#region 命令
public ICommand QueryIdentityCommand { get; }
public ICommand ResetDeviceCommand { get; }
public ICommand QueryAllMeasureCommand { get; }
public ICommand SetVoltageRangeCommand { get; }
public ICommand SetCurrentRangeCommand { get; }
public ICommand SetResolutionCommand { get; }
public ICommand SetBrightnessCommand { get; }
public ICommand SetTouchLockOnCommand { get; }
public ICommand SetTouchLockOffCommand { get; }
public ICommand QueryModelCommand { get; }
public ICommand QuerySerialCommand { get; }
public ICommand QueryStatusByteCommand { get; }
#endregion
public SPAW7000ViewModel(IContainerProvider containerProvider) : base(containerProvider)
{
_deviceManager = containerProvider.Resolve<DeviceManager>();
QueryIdentityCommand = new DelegateCommand(async () => await Exec(async () => AppendLog("IDN: " + await _device!.查询设备标识(Ct()))));
ResetDeviceCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.重置设备(Ct()); AppendLog("设备已重置"); }));
SetVoltageRangeCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置电压量程(Channel, VoltageRange, Ct()); AppendLog($"通道 {Channel} 电压量程已设为 {(int)VoltageRange} V"); }));
SetCurrentRangeCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置电流量程(Channel, CurrentRange, Ct()); AppendLog($"通道 {Channel} 电流量程已设为 {(int)CurrentRange} A"); }));
SetResolutionCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置显示分辨率(Resolution, Ct()); AppendLog($"显示分辨率已设为 {Resolution} 位"); }));
SetBrightnessCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置显示亮度(Brightness, Ct()); AppendLog($"屏幕亮度已设为 {Brightness}"); }));
SetTouchLockOnCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置屏幕触摸锁定(true, Ct()); AppendLog("屏幕触摸已锁定"); }));
SetTouchLockOffCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置屏幕触摸锁定(false, Ct()); AppendLog("屏幕触摸已解锁"); }));
QueryModelCommand = new DelegateCommand(async () => await Exec(async () => { DeviceModel = await _device!.查询设备型号(Ct()); AppendLog($"型号: {DeviceModel}"); }));
QuerySerialCommand = new DelegateCommand(async () => await Exec(async () => { DeviceSerial = await _device!.查询设备序列号(Ct()); AppendLog($"序列号: {DeviceSerial}"); }));
QueryStatusByteCommand = new DelegateCommand(async () => await Exec(async () => AppendLog("STB: " + await _device!.读取状态字节(Ct()))));
// 只修改这里：保持你原本的 5 次驱动查询调用不变，仅对读回来的科学计数法进行两位小数格式化
QueryAllMeasureCommand = new DelegateCommand(async () => await Exec(async () =>
{
string rawU = await _device!.查询实际电压(Channel, Ct());
string rawI = await _device!.查询实际电流(Channel, Ct());
string rawP = await _device!.查询实际功率(Channel, Ct());
string rawF = await _device!.查询频率(Channel, Ct());
string rawPF = await _device!.查询功率因数(Channel, Ct());
// 转换科学计数法格式，如果失败会自动保持原样
MeasuredVoltage = FormatToDecimal(rawU, "F2"); // 电压两位小数
MeasuredCurrent = FormatToDecimal(rawI, "F3"); // 电流通常较小，建议保留3位小数
MeasuredPower = FormatToDecimal(rawP, "F2"); // 功率两位小数
MeasuredFrequency = FormatToDecimal(rawF, "F2"); // 频率两位小数
MeasuredPowerFactor = FormatToDecimal(rawPF, "F3"); // 功率因数保留3位小数
AppendLog($"CH{Channel} 测量 → U:{MeasuredVoltage}V I:{MeasuredCurrent}A P:{MeasuredPower}W F:{MeasuredFrequency}Hz PF:{MeasuredPowerFactor}");
}));
Initialize();
}
#region 初始化 / Navigation
public void Initialize(string? deviceName = null)
{
SPAW7000? found = null;
string? foundName = null;
if (deviceName != null &&
_deviceManager.DeviceMap.TryGetValue(deviceName, out var d) &&
d is SPAW7000 s)
{
found = s;
foundName = deviceName;
}
else
{
foreach (var kv in _deviceManager.DeviceMap)
{
if (kv.Value is SPAW7000 spaw)
{
found = spaw;
foundName = kv.Key;
break;
}
}
}
_device = found;
DeviceName = foundName ?? "SPAW7000 (未找到)";
IsConnected = _device?.IsConnected ?? false;
AppendLog(found != null
? $"已关联设备 [{DeviceName}]，连接状态：{(IsConnected ? "已连接" : "未连接")}"
: "未在 DeviceManager 中找到 SPAW7000 设备，请先初始化设备配置。");
}
public override void OnNavigatedTo(NavigationContext context)
{
var name = context.Parameters.GetValue<string?>("DeviceName");
Initialize(name);
}
#endregion
#region 辅助
private CancellationToken Ct() => (_cts = new CancellationTokenSource(TimeSpan.FromSeconds(10))).Token;
/// <summary>
/// 将科学计数法字符串转换为标准小数格式
/// </summary>
private string FormatToDecimal(string rawInput, string decimalFormat = "F2")
{
if (string.IsNullOrWhiteSpace(rawInput))
return "—";
// 去除可能夹杂的命令头，保留数据部分
string cleanInput = CleanResponseHeader(rawInput);
// 解析科学计数法（NumberStyles.Any 和 InvariantCulture 是关键）
if (double.TryParse(cleanInput, NumberStyles.Any, CultureInfo.InvariantCulture, out double value))
{
return value.ToString(decimalFormat, CultureInfo.InvariantCulture);
}
return cleanInput;
}
/// <summary>
/// 辅助清洗：剥离可能伴随吐回的命令头或双引号
/// </summary>
private string CleanResponseHeader(string response)
{
if (string.IsNullOrWhiteSpace(response)) return string.Empty;
string result = response.Trim();
if (result.Contains(" "))
{
int lastSpaceIndex = result.LastIndexOf(' ');
result = result.Substring(lastSpaceIndex + 1).Trim();
}
return result.Replace("\"", "").Replace("'", "").Trim();
}
private async Task Exec(Func<Task> action)
{
if (_device == null)
{
AppendLog("错误：未关联到设备实例，请检查设备配置。");
return;
}
if (IsBusy) return;
IsBusy = true;
try
{
await action();
IsConnected = _device.IsConnected;
}
catch (OperationCanceledException)
{
AppendLog("命令超时或已取消。");
}
catch (Exception ex)
{
AppendLog($"错误：{ex.Message}");
}
finally
{
IsBusy = false;
}
}
private void AppendLog(string message)
{
var line = $"[{DateTime.Now:HH:mm:ss}] {message}";
ResponseLog = ResponseLog.Length > 4000
? line + "\n" + ResponseLog[..3000]
: line + "\n" + ResponseLog;
}
#endregion
public void Dispose()
{
_cts?.Cancel();
_cts?.Dispose();
}
}
}