David P.G
609c4741c1
- 新增NavigationType枚举定义导航类型 - 新增NavigationParameter类用于传递导航参数 - 重构INavigationService和INavigatable接口 - 更新NavigationService实现以支持新的导航方式 - 更新DeviceDetailViewModel, DevicesViewModel, VariableHistoryViewModel, VariableTableViewModel, MqttsViewModel等 - 使ViewModelBase实现INavigatable接口 - 更新MainView中的菜单选择导航逻辑 - 优化VariableHistoryView界面布局，添加返回变量表按钮
85 lines
2.5 KiB
C#
85 lines
2.5 KiB
C#
using System.Collections.ObjectModel;
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using CommunityToolkit.Mvvm.ComponentModel;
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using CommunityToolkit.Mvvm.Input;
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using DMS.Core.Enums;
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using DMS.Core.Models;
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using DMS.WPF.Helper;
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using DMS.WPF.Interfaces;
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using DMS.WPF.Services;
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using DMS.WPF.ViewModels.Items;
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using DMS.WPF.Views;
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using Microsoft.Extensions.Logging;
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// AddAsync this using directive
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// AddAsync this using directive
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namespace DMS.WPF.ViewModels;
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/// <summary>
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/// 主视图模型，负责应用程序的主导航和数据管理。
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/// </summary>
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public partial class MainViewModel : ViewModelBase
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{
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private readonly IDialogService _dialogService;
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private readonly IWPFDataService _wpfDataService;
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private readonly IDataStorageService _dataStorageService;
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private readonly INavigationService _navigationService;
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private readonly ILogger<MainViewModel> _logger;
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/// <summary>
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/// 当前显示的视图模型。
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/// </summary>
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[ObservableProperty]
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private ViewModelBase _currentViewModel;
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/// <summary>
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/// 应用程序的菜单列表。
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/// </summary>
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[ObservableProperty]
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private ObservableCollection<MenuItemViewModel> _menuTrees;
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/// <summary>
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/// 初始化 <see cref="MainViewModel"/> 类的新实例。
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/// </summary>
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/// <param name="navgatorServices">导航服务。</param>
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/// <param name="dataServices">数据服务。</param>
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/// <param name="dialogService">对话框服务。</param>
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/// <param name="logger">日志记录器。</param>
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/// <param name="wpfDataService"></param>
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public MainViewModel(IWPFDataService wpfDataService ,IDataStorageService dataStorageService,INavigationService navigationService,
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ILogger<MainViewModel> logger)
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{
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_wpfDataService = wpfDataService;
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_dataStorageService = dataStorageService;
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_navigationService = navigationService;
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_logger = logger;
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MenuTrees = _dataStorageService.MenuTrees;
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CurrentViewModel = new HomeViewModel();
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CurrentViewModel.OnLoaded();
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}
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/// <summary>
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/// 显示主窗口的命令。
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/// </summary>
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[RelayCommand]
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private void ShowWindow()
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{
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if (App.Current.MainWindow is MainView mainWindow)
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{
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mainWindow.ShowApplication();
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}
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}
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/// <summary>
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/// 退出应用程序的命令。
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/// </summary>
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[RelayCommand]
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private void ExitApplication()
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{
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// Application.Current.Shutdown();
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}
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} |