120 lines
4.3 KiB
C#
120 lines
4.3 KiB
C#
using DeviceCommand.Base;
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using MaterialDesignThemes.Wpf;
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using Prism.Mvvm;
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using System;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.Diagnostics;
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using System.Linq;
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using System.Reflection;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Media;
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using UIShare.UIViewModel;
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namespace UIShare.GlobalVariable
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{
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public class ScopedContext : BindableBase
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{
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private static readonly Random _randomSeed = new Random();
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#region 子程序导航栈（台架隔离）
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/// <summary>
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/// 子程序导航栈：记录从根程序进入子程序的路径。
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/// 每个台架（ScopedContext 实例）各自维护一个独立的栈，互不干扰。
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/// </summary>
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public Stack<ProgramVM> SubProgramNavigationStack { get; } = new();
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private ProgramVM _currentProgram;
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/// <summary>
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/// 当前在 StepManager 中显示的程序（可能是根程序，也可能是某层子程序）。
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/// UI 的 DataGrid 绑定此属性，而非直接绑定 Program。
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/// </summary>
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public ProgramVM CurrentProgram
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{
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get => _currentProgram;
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set => SetProperty(ref _currentProgram, value);
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}
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private string _breadcrumbPath = "主程序";
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/// <summary>
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/// 面包屑导航路径，如 "主程序 > 连接流程 > 初始化"
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/// </summary>
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public string BreadcrumbPath
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{
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get => _breadcrumbPath;
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set => SetProperty(ref _breadcrumbPath, value);
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}
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private bool _canGoBack;
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/// <summary>
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/// 是否可以返回上一级（导航栈不为空时为 true）
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/// </summary>
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public bool CanGoBack
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{
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get => _canGoBack;
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set => SetProperty(ref _canGoBack, value);
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}
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/// <summary>
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/// 清空导航栈，回到根程序界面
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/// </summary>
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public void ResetNavigation()
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{
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SubProgramNavigationStack.Clear();
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CurrentProgram = Program;
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BreadcrumbPath = "主程序";
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CanGoBack = false;
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}
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/// <summary>
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/// 根据栈状态刷新 CanGoBack
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/// </summary>
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public void UpdateCanGoBack() => CanGoBack = SubProgramNavigationStack.Count > 0;
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/// <summary>
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/// 当前导航深度（0 = 根程序，1 = 第一层子程序，以此类推）
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/// </summary>
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public int NavigationDepth => SubProgramNavigationStack.Count;
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#endregion
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public ProgramVM Program { get; set; } = new();
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public String SelectedStepList { get; set; } = "主程序";
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public string CurrentFilePath { get; set; }
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public bool? IsStop { get; set; }
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public bool SingleStep { get; set; }
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public string RunState { get; set; } = "运行";
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public TimeSpan RunningTime { get; set; } = TimeSpan.Zero;
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public Stopwatch SW { get; set; } = new();
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public bool IsTerminate { get; set; } = false;
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public ObservableCollection<Assembly> Assemblies { get; set; } = new();
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public PackIconKind RunIcon { get; set; } = PackIconKind.Play;
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public StepVM SelectedStep { get; set; }
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public ParameterVM SelectedParameter { get; set; }
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public List<IBaseInterface> DeviceList { get; set; } = new();
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/// <summary>
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/// 日志缓冲队列：后台线程（ScopeLogDispatcher）直接入队，
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/// UI 线程（DispatcherTimer）定时出队并刷新到 ObservableCollection。
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/// 不走 Progress<T> / SynchronizationContext，避免 Post 淹没 UI 消息队列。
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/// </summary>
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public ConcurrentQueue<(string Message, Brush Color, int Depth)> LogBuffer { get; } = new();
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// 【新增测试属性】：每个实例被 new 出来时独一无二的随机身份
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// 证 ID
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public int DebugRandomId { get; private set; }
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public ScopedContext()
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{
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lock (_randomSeed)
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{
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// 每次诞生一个新上下文，就在 10000 到 99999 之间随机摇一个数
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DebugRandomId = _randomSeed.Next(10000, 100000);
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}
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}
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}
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}
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