添加后台服务是否启动功能

App.xaml.cs

@@ -13,6 +13,7 @@ using PMSWPF.Services;
 using PMSWPF.ViewModels;
 using PMSWPF.Views;
 using Microsoft.Extensions.Hosting;
+using PMSWPF.Config;
 using PMSWPF.ViewModels.Dialogs;
 using SqlSugar;
 using LogLevel = Microsoft.Extensions.Logging.LogLevel;
@@ -81,8 +82,14 @@ public partial class App : Application
         services.AddSingleton<NavgatorServices>();
         services.AddSingleton<IDialogService, DialogService>();
         services.AddSingleton<GrowlNotificationService>();
-        services.AddHostedService<S7BackgroundService>(); // Register as HostedService
+        if (ConnectionSettings.Load().EnableS7Service)
-        services.AddHostedService<MqttBackgroundService>();
+        {
+            services.AddHostedService<S7BackgroundService>(); // Register as HostedService
+        }
+        if (ConnectionSettings.Load().EnableMqttService)
+        {
+            services.AddHostedService<MqttBackgroundService>();
+        }
         services.AddSingleton<MainViewModel>();
         services.AddSingleton<HomeViewModel>();
         services.AddSingleton<DevicesViewModel>();

Config/ConnectionSettings.cs

@@ -12,6 +12,8 @@ namespace PMSWPF.Config
         public string UserId { get; set; } = "root";
         public string Password { get; set; } = "Pgw15221236646";
         public string Database { get; set; } = "pmswpf";
+        public bool EnableS7Service { get; set; } = true;
+        public bool EnableMqttService { get; set; } = true;
 
         private static readonly string SettingsFilePath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "connectionSettings.json");
 

ViewModels/Dialogs/IsActiveDialogViewModel.cs

@@ -0,0 +1,28 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+using CommunityToolkit.Mvvm.Input;
+using PMSWPF.Enums;
+
+namespace PMSWPF.ViewModels.Dialogs;
+
+public partial class IsActiveDialogViewModel : ObservableObject
+{
+    [ObservableProperty]
+    private bool? _selectedIsActive;
+
+    public IsActiveDialogViewModel(bool? currentIsActive)
+    {
+        _selectedIsActive = currentIsActive;
+    }
+
+    [RelayCommand]
+    private void SelectIsActive(bool isActive)
+    {
+        SelectedIsActive = isActive;
+    }
+
+    [RelayCommand]
+    private void Cancel()
+    {
+        SelectedIsActive = null;
+    }
+}

ViewModels/SettingViewModel.cs

@@ -106,6 +106,34 @@ public partial class SettingViewModel : ViewModelBase
         }
     }
 
+    public bool EnableS7Service
+    {
+        get => _connectionSettings.EnableS7Service;
+        set
+        {
+            if (_connectionSettings.EnableS7Service != value)
+            {
+                _connectionSettings.EnableS7Service = value;
+                OnPropertyChanged();
+                _connectionSettings.Save();
+            }
+        }
+    }
+
+    public bool EnableMqttService
+    {
+        get => _connectionSettings.EnableMqttService;
+        set
+        {
+            if (_connectionSettings.EnableMqttService != value)
+            {
+                _connectionSettings.EnableMqttService = value;
+                OnPropertyChanged();
+                _connectionSettings.Save();
+            }
+        }
+    }
+
     [RelayCommand]
     private async Task TestConnection()
     {

Views/Dialogs/IsActiveDialog.xaml

@@ -0,0 +1,22 @@
+<controls:ContentDialog x:Class="PMSWPF.Views.Dialogs.IsActiveDialog"
+                        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+                        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+                        xmlns:controls="http://schemas.inkore.net/lib/ui/wpf/modern"
+                        xmlns:vm="clr-namespace:PMSWPF.ViewModels.Dialogs"
+                        mc:Ignorable="d"
+                        d:DataContext="{d:DesignInstance vm:IsActiveDialogViewModel}"
+                        Title="修改激活状态"
+                        PrimaryButtonText="确定"
+                        SecondaryButtonText="取消"
+                        PrimaryButtonClick="ContentDialog_PrimaryButtonClick"
+                        SecondaryButtonClick="ContentDialog_SecondaryButtonClick">
+    <Grid>
+        <StackPanel Orientation="Vertical" Margin="10">
+            <TextBlock Text="请选择新的激活状态:" Margin="0,0,0,10" FontWeight="Bold"/>
+            <RadioButton Content="启用" IsChecked="{Binding SelectedIsActive, Mode=TwoWay, Converter={StaticResource NullableBooleanConverter}, ConverterParameter=True}" Command="{Binding SelectIsActiveCommand}" CommandParameter="True" Margin="0,0,0,5"/>
+            <RadioButton Content="停用" IsChecked="{Binding SelectedIsActive, Mode=TwoWay, Converter={StaticResource NullableBooleanConverter}, ConverterParameter=False}" Command="{Binding SelectIsActiveCommand}" CommandParameter="False"/>
+        </StackPanel>
+    </Grid>
+</controls:ContentDialog>

Views/Dialogs/IsActiveDialog.xaml.cs

@@ -0,0 +1,33 @@
+using System.Windows;
+using iNKORE.UI.WPF.Modern.Controls;
+using PMSWPF.ViewModels.Dialogs;
+
+namespace PMSWPF.Views.Dialogs;
+
+public partial class IsActiveDialog : ContentDialog
+{
+    public IsActiveDialogViewModel ViewModel { get; }
+
+    public IsActiveDialog(IsActiveDialogViewModel viewModel)
+    {
+        InitializeComponent();
+        ViewModel = viewModel;
+        DataContext = ViewModel;
+    }
+
+    private void ContentDialog_PrimaryButtonClick(ContentDialog sender, ContentDialogButtonClickEventArgs args)
+    {
+        // 确认按钮点击时，ViewModel.SelectedIsActive 已经通过绑定更新
+        // 如果用户没有选择任何选项，可以阻止关闭对话框
+        if (!ViewModel.SelectedIsActive.HasValue)
+        {
+            args.Cancel = true;
+        }
+    }
+
+    private void ContentDialog_SecondaryButtonClick(ContentDialog sender, ContentDialogButtonClickEventArgs args)
+    {
+        // 取消按钮点击时，将 SelectedIsActive 设置为 null
+        ViewModel.SelectedIsActive = null;
+    }
+}

Views/SettingView.xaml

@@ -108,6 +108,25 @@
 
         </ui:SettingsExpander>
 
+        <ui:SettingsExpander Header="后台服务"
+                             Description="后台服务相关配置">
+            <ui:SettingsExpander.HeaderIcon>
+                <ui:FontIcon Glyph="&#xE91B;" />
+            </ui:SettingsExpander.HeaderIcon>
+            <ui:SettingsExpander.Items>
+                <ui:SettingsCard Header="是否启动S7后台服务"
+                                 Description="关闭后，将不再轮询S7设备"
+                                 IsClickEnabled="True">
+                    <ui:ToggleSwitch IsOn="{Binding EnableS7Service, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}" />
+                </ui:SettingsCard>
+                <ui:SettingsCard Header="是否启动Mqtt后台服务"
+                                 Description="关闭后，将不再启动Mqtt服务"
+                                 IsClickEnabled="True">
+                    <ui:ToggleSwitch IsOn="{Binding EnableMqttService, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}" />
+                </ui:SettingsCard>
+            </ui:SettingsExpander.Items>
+        </ui:SettingsExpander>
+
         <ui:SettingsExpander Header="SettingsExpander"
                              Description="The SettingsExpander has the same properties as a SettingsCard">
             <ui:SettingsExpander.HeaderIcon>