Merge branch 'dev' into 250423-FixNumberboxColor

Flow.Launcher.Infrastructure/UserSettings/Settings.cs

@@ -31,7 +31,7 @@ namespace Flow.Launcher.Infrastructure.UserSettings
         {
             _storage.Save();
         }
-        
+
         private string _theme = Constant.DefaultTheme;
         public string Hotkey { get; set; } = $"{KeyConstant.Alt} + {KeyConstant.Space}";
         public string OpenResultModifiers { get; set; } = KeyConstant.Alt;
@@ -103,6 +103,20 @@ namespace Flow.Launcher.Infrastructure.UserSettings
         public bool ShowBadges { get; set; } = false;
         public bool ShowBadgesGlobalOnly { get; set; } = false;
 
+        private string _settingWindowFont { get; set; } = Win32Helper.GetSystemDefaultFont(false);
+        public string SettingWindowFont
+        {
+            get => _settingWindowFont;
+            set
+            {
+                if (_settingWindowFont != value)
+                {
+                    _settingWindowFont = value;
+                    OnPropertyChanged();
+                }
+            }
+        }
+
         public bool UseClock { get; set; } = true;
         public bool UseDate { get; set; } = false;
         public string TimeFormat { get; set; } = "hh:mm tt";

Flow.Launcher.Infrastructure/Win32Helper.cs

@@ -628,21 +628,33 @@ namespace Flow.Launcher.Infrastructure
             { "pt", "Noto Sans" }
         };
 
-        public static string GetSystemDefaultFont()
+        /// <summary>
+        /// Gets the system default font.
+        /// </summary>
+        /// <param name="useNoto">
+        /// If true, it will try to find the Noto font for the current culture.
+        /// </param>
+        /// <returns>
+        /// The name of the system default font.
+        /// </returns>
+        public static string GetSystemDefaultFont(bool useNoto = true)
         {
             try
             {
-                var culture = CultureInfo.CurrentCulture;
+                if (useNoto)
-                var language = culture.Name; // e.g., "zh-TW"
-                var langPrefix = language.Split('-')[0]; // e.g., "zh"
-
-                // First, try to find by full name, and if not found, fallback to prefix
-                if (TryGetNotoFont(language, out var notoFont) || TryGetNotoFont(langPrefix, out notoFont))
                 {
-                    // If the font is installed, return it
+                    var culture = CultureInfo.CurrentCulture;
-                    if (Fonts.SystemFontFamilies.Any(f => f.Source.Equals(notoFont)))
+                    var language = culture.Name; // e.g., "zh-TW"
+                    var langPrefix = language.Split('-')[0]; // e.g., "zh"
+
+                    // First, try to find by full name, and if not found, fallback to prefix
+                    if (TryGetNotoFont(language, out var notoFont) || TryGetNotoFont(langPrefix, out notoFont))
                     {
-                        return notoFont;
+                        // If the font is installed, return it
+                        if (Fonts.SystemFontFamilies.Any(f => f.Source.Equals(notoFont)))
+                        {
+                            return notoFont;
+                        }
                     }
                 }
 

Flow.Launcher/CustomQueryHotkeySetting.xaml

@@ -8,6 +8,7 @@
     Width="530"
     Background="{DynamicResource PopuBGColor}"
     DataContext="{Binding RelativeSource={RelativeSource Self}}"
+    FontFamily="{Binding Settings.SettingWindowFont, Mode=TwoWay}"
     Foreground="{DynamicResource PopupTextColor}"
     Icon="Images\app.png"
     MouseDown="window_MouseDown"

Flow.Launcher/CustomQueryHotkeySetting.xaml.cs

@@ -1,22 +1,23 @@
-using Flow.Launcher.Helper;
+using System.Collections.ObjectModel;
-using Flow.Launcher.Infrastructure.UserSettings;
-using System.Collections.ObjectModel;
 using System.Linq;
 using System.Windows;
 using System.Windows.Input;
 using System.Windows.Controls;
+using Flow.Launcher.Helper;
+using Flow.Launcher.Infrastructure.UserSettings;
 
 namespace Flow.Launcher
 {
     public partial class CustomQueryHotkeySetting : Window
     {
-        private readonly Settings _settings;
+        public Settings Settings { get; }
+
         private bool update;
         private CustomPluginHotkey updateCustomHotkey;
 
         public CustomQueryHotkeySetting(Settings settings)
         {
-            _settings = settings;
+            Settings = settings;
             InitializeComponent();
         }
 
@@ -29,13 +30,13 @@ namespace Flow.Launcher
         {
             if (!update)
             {
-                _settings.CustomPluginHotkeys ??= new ObservableCollection<CustomPluginHotkey>();
+                Settings.CustomPluginHotkeys ??= new ObservableCollection<CustomPluginHotkey>();
 
                 var pluginHotkey = new CustomPluginHotkey
                 {
                     Hotkey = HotkeyControl.CurrentHotkey.ToString(), ActionKeyword = tbAction.Text
                 };
-                _settings.CustomPluginHotkeys.Add(pluginHotkey);
+                Settings.CustomPluginHotkeys.Add(pluginHotkey);
 
                 HotKeyMapper.SetCustomQueryHotkey(pluginHotkey);
             }
@@ -54,7 +55,7 @@ namespace Flow.Launcher
 
         public void UpdateItem(CustomPluginHotkey item)
         {
-            updateCustomHotkey = _settings.CustomPluginHotkeys.FirstOrDefault(o =>
+            updateCustomHotkey = Settings.CustomPluginHotkeys.FirstOrDefault(o =>
                 o.ActionKeyword == item.ActionKeyword && o.Hotkey == item.Hotkey);
             if (updateCustomHotkey == null)
             {

Flow.Launcher/CustomShortcutSetting.xaml

@@ -7,6 +7,7 @@
     Width="530"
     Background="{DynamicResource PopuBGColor}"
     DataContext="{Binding RelativeSource={RelativeSource Self}}"
+    FontFamily="{Binding Settings.SettingWindowFont, Mode=TwoWay}"
     Foreground="{DynamicResource PopupTextColor}"
     Icon="Images\app.png"
     ResizeMode="NoResize"
@@ -56,11 +57,11 @@
                     </Button>
                 </Grid>
             </StackPanel>
-            <StackPanel Margin="26,0,26,0">
+            <StackPanel Margin="26 0 26 0">
-                <StackPanel Grid.Row="0" Margin="0,0,0,12">
+                <StackPanel Grid.Row="0" Margin="0 0 0 12">
                     <TextBlock
                         Grid.Column="0"
-                        Margin="0,0,0,0"
+                        Margin="0 0 0 0"
                         FontSize="20"
                         FontWeight="SemiBold"
                         Text="{DynamicResource customQueryShortcut}"
@@ -73,18 +74,18 @@
                         TextAlignment="Left"
                         TextWrapping="WrapWithOverflow" />
                     <TextBlock
-                        Margin="0,20,0,0"
+                        Margin="0 20 0 0"
                         FontSize="14"
                         Text="{DynamicResource customeQueryShortcutGuide}"
                         TextAlignment="Left"
                         TextWrapping="WrapWithOverflow" />
                     <Image
                         Width="478"
-                        Margin="0,20,0,0"
+                        Margin="0 20 0 0"
                         Source="/Images/illustration_02.png" />
                 </StackPanel>
 
-                <StackPanel Margin="0,10,0,10" Orientation="Horizontal">
+                <StackPanel Margin="0 10 0 10" Orientation="Horizontal">
                     <Grid Width="478">
                         <Grid.RowDefinitions>
                             <RowDefinition />
@@ -124,14 +125,14 @@
                             LastChildFill="True">
                             <Button
                                 x:Name="btnTestShortcut"
-                                Margin="0,0,10,0"
+                                Margin="0 0 10 0"
-                                Padding="10,5,10,5"
+                                Padding="10 5 10 5"
                                 Click="BtnTestShortcut_OnClick"
                                 Content="{DynamicResource preview}"
                                 DockPanel.Dock="Right" />
                             <TextBox
                                 x:Name="tbExpand"
-                                Margin="10,0,10,0"
+                                Margin="10 0 10 0"
                                 HorizontalAlignment="Stretch"
                                 VerticalAlignment="Center"
                                 Text="{Binding Value}" />
@@ -142,21 +143,21 @@
         </StackPanel>
         <Border
             Grid.Row="1"
-            Margin="0,10,0,0"
+            Margin="0 10 0 0"
             Background="{DynamicResource PopupButtonAreaBGColor}"
             BorderBrush="{DynamicResource PopupButtonAreaBorderColor}"
-            BorderThickness="0,1,0,0">
+            BorderThickness="0 1 0 0">
             <StackPanel HorizontalAlignment="Center" Orientation="Horizontal">
                 <Button
                     x:Name="btnCancel"
                     MinWidth="140"
-                    Margin="10,0,5,0"
+                    Margin="10 0 5 0"
                     Click="BtnCancel_OnClick"
                     Content="{DynamicResource cancel}" />
                 <Button
                     x:Name="btnAdd"
                     MinWidth="140"
-                    Margin="5,0,10,0"
+                    Margin="5 0 10 0"
                     Click="BtnAdd_OnClick"
                     Style="{StaticResource AccentButtonStyle}">
                     <TextBlock x:Name="lblAdd" Text="{DynamicResource done}" />

Flow.Launcher/CustomShortcutSetting.xaml.cs

@@ -1,15 +1,18 @@
-using System;
+using System.Windows;
-using System.Windows;
 using System.Windows.Input;
+using CommunityToolkit.Mvvm.DependencyInjection;
+using Flow.Launcher.Infrastructure.UserSettings;
 using Flow.Launcher.SettingPages.ViewModels;
 
 namespace Flow.Launcher
 {
     public partial class CustomShortcutSetting : Window
     {
+        public Settings Settings { get; } = Ioc.Default.GetRequiredService<Settings>();
+
         private readonly SettingsPaneHotkeyViewModel _hotkeyVm;
-        public string Key { get; set; } = String.Empty;
+        public string Key { get; set; } = string.Empty;
-        public string Value { get; set; } = String.Empty;
+        public string Value { get; set; } = string.Empty;
         private string originalKey { get; } = null;
         private string originalValue { get; } = null;
         private bool update { get; } = false;

Flow.Launcher/Languages/en.xaml

@@ -355,6 +355,7 @@
     <system:String x:Key="logLevel">Log Level</system:String>
     <system:String x:Key="LogLevelDEBUG">Debug</system:String>
     <system:String x:Key="LogLevelINFO">Info</system:String>
+    <system:String x:Key="settingWindowFont">Setting Window Font</system:String>
 
     <!--  FileManager Setting Dialog  -->
     <system:String x:Key="fileManagerWindow">Select File Manager</system:String>

Flow.Launcher/SelectBrowserWindow.xaml

@@ -10,6 +10,7 @@
     Width="550"
     Background="{DynamicResource PopuBGColor}"
     DataContext="{Binding RelativeSource={RelativeSource Self}}"
+    FontFamily="{Binding Settings.SettingWindowFont, Mode=TwoWay}"
     Foreground="{DynamicResource PopupTextColor}"
     ResizeMode="NoResize"
     SizeToContent="Height"
@@ -54,11 +55,11 @@
                     </Button>
                 </Grid>
             </StackPanel>
-            <StackPanel Margin="26,12,26,0">
+            <StackPanel Margin="26 12 26 0">
-                <StackPanel Margin="0,0,0,12">
+                <StackPanel Margin="0 0 0 12">
                     <TextBlock
                         Grid.Column="0"
-                        Margin="0,0,0,0"
+                        Margin="0 0 0 0"
                         FontSize="20"
                         FontWeight="SemiBold"
                         Text="{DynamicResource defaultBrowserTitle}"
@@ -73,7 +74,7 @@
                 </StackPanel>
 
 
-                <StackPanel Margin="14,28,0,0" Orientation="Horizontal">
+                <StackPanel Margin="14 28 0 0" Orientation="Horizontal">
                     <TextBlock
                         Grid.Column="1"
                         HorizontalAlignment="Left"
@@ -84,7 +85,7 @@
                         Name="comboBox"
                         Height="35"
                         MinWidth="200"
-                        Margin="14,0,0,0"
+                        Margin="14 0 0 0"
                         HorizontalAlignment="Left"
                         VerticalAlignment="Center"
                         ItemsSource="{Binding CustomBrowsers}"
@@ -96,11 +97,11 @@
                         </ComboBox.ItemTemplate>
                     </ComboBox>
                     <Button
-                        Margin="10,0,0,0"
+                        Margin="10 0 0 0"
                         Click="btnAdd_Click"
                         Content="{DynamicResource add}" />
                     <Button
-                        Margin="10,0,0,0"
+                        Margin="10 0 0 0"
                         Click="btnDelete_Click"
                         Content="{DynamicResource delete}"
                         IsEnabled="{Binding CustomBrowser.Editable}" />
@@ -108,10 +109,10 @@
                 </StackPanel>
                 <Rectangle
                     Height="1"
-                    Margin="0,20,0,12"
+                    Margin="0 20 0 12"
                     Fill="{DynamicResource SeparatorForeground}" />
                 <StackPanel
-                    Margin="0,0,0,0"
+                    Margin="0 0 0 0"
                     HorizontalAlignment="Stretch"
                     DataContext="{Binding CustomBrowser}"
                     Orientation="Horizontal">
@@ -129,7 +130,7 @@
                         <TextBlock
                             Grid.Row="0"
                             Grid.Column="0"
-                            Margin="14,5,10,0"
+                            Margin="14 5 10 0"
                             HorizontalAlignment="Left"
                             VerticalAlignment="Center"
                             FontSize="14"
@@ -139,7 +140,7 @@
                             Grid.Row="0"
                             Grid.Column="1"
                             Width="Auto"
-                            Margin="10,5,0,0"
+                            Margin="10 5 0 0"
                             HorizontalAlignment="Stretch"
                             VerticalAlignment="Center"
                             IsEnabled="{Binding Editable}"
@@ -147,7 +148,7 @@
                         <TextBlock
                             Grid.Row="1"
                             Grid.Column="0"
-                            Margin="14,10,0,0"
+                            Margin="14 10 0 0"
                             HorizontalAlignment="Left"
                             VerticalAlignment="Center"
                             FontSize="14"
@@ -159,7 +160,7 @@
                             LastChildFill="True">
                             <Button
                                 Name="btnBrowseFile"
-                                Margin="0,10,0,0"
+                                Margin="0 10 0 0"
                                 HorizontalAlignment="Right"
                                 VerticalAlignment="Center"
                                 Click="btnBrowseFile_Click"
@@ -177,7 +178,7 @@
                             </Button>
                             <TextBox
                                 x:Name="PathTextBox"
-                                Margin="10,10,5,0"
+                                Margin="10 10 5 0"
                                 HorizontalAlignment="Stretch"
                                 VerticalAlignment="Center"
                                 IsEnabled="{Binding Editable}"
@@ -187,19 +188,17 @@
                         <StackPanel
                             Grid.Row="2"
                             Grid.Column="1"
-                            Margin="14,10,14,0"
+                            Margin="14 10 14 0"
                             HorizontalAlignment="Left"
                             VerticalAlignment="Center"
                             Orientation="Horizontal">
-                            <RadioButton IsChecked="{Binding OpenInTab}" 
+                            <RadioButton Content="{DynamicResource defaultBrowser_newTab}" IsChecked="{Binding OpenInTab}" />
-                                         Content="{DynamicResource defaultBrowser_newTab}"></RadioButton>
+                            <RadioButton Content="{DynamicResource defaultBrowser_newWindow}" IsChecked="{Binding OpenInNewWindow, Mode=OneTime}" />
-                            <RadioButton IsChecked="{Binding OpenInNewWindow, Mode=OneTime}"
-                                         Content="{DynamicResource defaultBrowser_newWindow}"></RadioButton>
                         </StackPanel>
                         <TextBlock
                             Grid.Row="3"
                             Grid.Column="0"
-                            Margin="14,10,0,20"
+                            Margin="14 10 0 20"
                             HorizontalAlignment="Left"
                             VerticalAlignment="Center"
                             FontSize="14"
@@ -207,17 +206,17 @@
                         <StackPanel
                             Grid.Row="3"
                             Grid.Column="1"
-                            Margin="0,10,0,15"
+                            Margin="0 10 0 15"
                             HorizontalAlignment="Stretch"
                             VerticalAlignment="Center"
                             Orientation="Horizontal">
                             <TextBox
                                 x:Name="fileArgTextBox"
                                 Width="180"
-                                Margin="10,0,0,0"
+                                Margin="10 0 0 0"
                                 Text="{Binding PrivateArg}" />
                             <CheckBox
-                                Margin="12,0,0,0"
+                                Margin="12 0 0 0"
                                 VerticalAlignment="Center"
                                 IsChecked="{Binding EnablePrivate}">
                                 <CheckBox.Style>
@@ -239,18 +238,18 @@
             Grid.Row="1"
             Background="{DynamicResource PopupButtonAreaBGColor}"
             BorderBrush="{DynamicResource PopupButtonAreaBorderColor}"
-            BorderThickness="0,1,0,0">
+            BorderThickness="0 1 0 0">
             <StackPanel HorizontalAlignment="Center" Orientation="Horizontal">
                 <Button
                     x:Name="btnCancel"
                     Width="145"
-                    Margin="0,0,5,0"
+                    Margin="0 0 5 0"
                     Click="btnCancel_Click"
                     Content="{DynamicResource cancel}" />
                 <Button
                     x:Name="btnDone"
                     Width="145"
-                    Margin="5,0,0,0"
+                    Margin="5 0 0 0"
                     Click="btnDone_Click"
                     Content="{DynamicResource done}"
                     ForceCursor="True"

Flow.Launcher/SelectBrowserWindow.xaml.cs

@@ -1,27 +1,25 @@
-using Flow.Launcher.Infrastructure.UserSettings;
+using System.Collections.ObjectModel;
-using System;
-using System.Collections.ObjectModel;
-using System.ComponentModel;
 using System.Linq;
 using System.Windows;
 using System.Windows.Controls;
+using CommunityToolkit.Mvvm.ComponentModel;
+using Flow.Launcher.Infrastructure.UserSettings;
 
 namespace Flow.Launcher
 {
-    public partial class SelectBrowserWindow : Window, INotifyPropertyChanged
+    [INotifyPropertyChanged]
+    public partial class SelectBrowserWindow : Window
     {
-        private int selectedCustomBrowserIndex;
-
-        public event PropertyChangedEventHandler PropertyChanged;
-
         public Settings Settings { get; }
 
+        private int selectedCustomBrowserIndex;
+
         public int SelectedCustomBrowserIndex
         {
             get => selectedCustomBrowserIndex; set
             {
                 selectedCustomBrowserIndex = value;
-                PropertyChanged?.Invoke(this, new(nameof(CustomBrowser)));
+                OnPropertyChanged(nameof(CustomBrowser));
             }
         }
         public ObservableCollection<CustomBrowserViewModel> CustomBrowsers { get; set; }
@@ -64,8 +62,7 @@ namespace Flow.Launcher
         private void btnBrowseFile_Click(object sender, RoutedEventArgs e)
         {
             Microsoft.Win32.OpenFileDialog dlg = new Microsoft.Win32.OpenFileDialog();
-            Nullable<bool> result = dlg.ShowDialog();
+            var result = dlg.ShowDialog();
-
             if (result == true)
             {
                 TextBox path = (TextBox)(((FrameworkElement)sender).Parent as FrameworkElement).FindName("PathTextBox");

Flow.Launcher/SelectFileManagerWindow.xaml

@@ -10,6 +10,7 @@
     Width="600"
     Background="{DynamicResource PopuBGColor}"
     DataContext="{Binding RelativeSource={RelativeSource Self}}"
+    FontFamily="{Binding Settings.SettingWindowFont, Mode=TwoWay}"
     Foreground="{DynamicResource PopupTextColor}"
     ResizeMode="NoResize"
     SizeToContent="Height"

Flow.Launcher/SelectFileManagerWindow.xaml.cs

@@ -1,28 +1,27 @@
-using Flow.Launcher.Infrastructure.UserSettings;
+using System.Collections.ObjectModel;
-using Flow.Launcher.ViewModel;
-using System;
-using System.Collections.ObjectModel;
 using System.ComponentModel;
 using System.Linq;
 using System.Windows;
 using System.Windows.Controls;
+using CommunityToolkit.Mvvm.ComponentModel;
+using Flow.Launcher.Infrastructure.UserSettings;
+using Flow.Launcher.ViewModel;
 
 namespace Flow.Launcher
 {
-    public partial class SelectFileManagerWindow : Window, INotifyPropertyChanged
+    [INotifyPropertyChanged]
+    public partial class SelectFileManagerWindow : Window
     {
-        private int selectedCustomExplorerIndex;
-
-        public event PropertyChangedEventHandler PropertyChanged;
-
         public Settings Settings { get; }
 
+        private int selectedCustomExplorerIndex;
+
         public int SelectedCustomExplorerIndex
         {
             get => selectedCustomExplorerIndex; set
             {
                 selectedCustomExplorerIndex = value;
-                PropertyChanged?.Invoke(this, new(nameof(CustomExplorer)));
+                OnPropertyChanged(nameof(CustomExplorer));
             }
         }
         public ObservableCollection<CustomExplorerViewModel> CustomExplorers { get; set; }
@@ -65,8 +64,7 @@ namespace Flow.Launcher
         private void btnBrowseFile_Click(object sender, RoutedEventArgs e)
         {
             Microsoft.Win32.OpenFileDialog dlg = new Microsoft.Win32.OpenFileDialog();
-            Nullable<bool> result = dlg.ShowDialog();
+            var result = dlg.ShowDialog();
-
             if (result == true)
             {
                 TextBox path = (TextBox)(((FrameworkElement)sender).Parent as FrameworkElement).FindName("PathTextBox");

Flow.Launcher/SettingPages/ViewModels/SettingsPaneAboutViewModel.cs

@@ -268,4 +268,23 @@ public partial class SettingsPaneAboutViewModel : BaseModel
 
         return "0 B";
     }
+    
+    public string SettingWindowFont
+    {
+        get => _settings.SettingWindowFont;
+        set
+        {
+            if (_settings.SettingWindowFont != value)
+            {
+                _settings.SettingWindowFont = value;
+                OnPropertyChanged();
+            }
+        }
+    }
+
+    [RelayCommand]
+    private void ResetSettingWindowFont()
+    {
+        SettingWindowFont = Win32Helper.GetSystemDefaultFont(false);
+    }
 }

Flow.Launcher/SettingPages/Views/SettingsPaneAbout.xaml

@@ -12,6 +12,11 @@
     d:DesignHeight="450"
     d:DesignWidth="800"
     mc:Ignorable="d">
+    <ui:Page.Resources>
+        <ResourceDictionary>
+            <CollectionViewSource x:Key="SortedFonts" Source="{Binding Source={x:Static Fonts.SystemFontFamilies}}" />
+        </ResourceDictionary>
+    </ui:Page.Resources>
     <ScrollViewer
         Margin="0"
         CanContentScroll="True"
@@ -127,13 +132,39 @@
                 </StackPanel>
             </cc:Card>
 
-            <cc:Card Title="{DynamicResource logLevel}" Icon="&#xE749;">
+            <cc:ExCard
-                <ComboBox
+                Title="Advanced"
-                    DisplayMemberPath="Display"
+                Margin="0 14 0 0"
-                    ItemsSource="{Binding LogLevels}"
+                Icon="&#xE8B7;">
-                    SelectedValue="{Binding LogLevel}"
+                <StackPanel>
-                    SelectedValuePath="Value" />
+                    <cc:Card
-            </cc:Card>
+                        Title="{DynamicResource logLevel}"
+                        Icon="&#xE749;"
+                        Type="Inside">
+                        <ComboBox
+                            DisplayMemberPath="Display"
+                            ItemsSource="{Binding LogLevels}"
+                            SelectedValue="{Binding LogLevel}"
+                            SelectedValuePath="Value" />
+                    </cc:Card>
+                    <cc:Card
+                        Title="{DynamicResource settingWindowFont}"
+                        Icon="&#xf259;"
+                        Type="Inside">
+                        <StackPanel Orientation="Horizontal">
+                            <Button Command="{Binding ResetSettingWindowFontCommand}" Content="Reset" />
+                            <ComboBox
+                                Margin="12 8 0 8"
+                                HorizontalAlignment="Stretch"
+                                VerticalAlignment="Top"
+                                DisplayMemberPath="Source"
+                                ItemsSource="{Binding Source={StaticResource SortedFonts}}"
+                                SelectedValue="{Binding SettingWindowFont, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}"
+                                SelectedValuePath="Source" />
+                        </StackPanel>
+                    </cc:Card>
+                </StackPanel>
+            </cc:ExCard>
 
             <TextBlock
                 Margin="14 20 0 0"

Flow.Launcher/SettingWindow.xaml

@@ -13,6 +13,7 @@
     MinHeight="600"
     d:DataContext="{d:DesignInstance vm:SettingWindowViewModel}"
     Closed="OnClosed"
+    FontFamily="{Binding Settings.SettingWindowFont, Mode=TwoWay}"
     Icon="Images\app.ico"
     Left="{Binding SettingWindowLeft, Mode=TwoWay}"
     Loaded="OnLoaded"

Flow.Launcher/ViewModel/SettingWindowViewModel.cs

@@ -5,11 +5,11 @@ namespace Flow.Launcher.ViewModel;
 
 public partial class SettingWindowViewModel : BaseModel
 {
-    private readonly Settings _settings; 
+    public Settings Settings { get; }
 
     public SettingWindowViewModel(Settings settings)
     {
-        _settings = settings;
+        Settings = settings;
     }
 
     /// <summary>
@@ -17,30 +17,30 @@ public partial class SettingWindowViewModel : BaseModel
     /// </summary>
     public void Save()
     {
-        _settings.Save();
+        Settings.Save();
     }
 
     public double SettingWindowWidth
     {
-        get => _settings.SettingWindowWidth;
+        get => Settings.SettingWindowWidth;
-        set => _settings.SettingWindowWidth = value;
+        set => Settings.SettingWindowWidth = value;
     }
 
     public double SettingWindowHeight
     {
-        get => _settings.SettingWindowHeight;
+        get => Settings.SettingWindowHeight;
-        set => _settings.SettingWindowHeight = value;
+        set => Settings.SettingWindowHeight = value;
     }
 
     public double? SettingWindowTop
     {
-        get => _settings.SettingWindowTop;
+        get => Settings.SettingWindowTop;
-        set => _settings.SettingWindowTop = value;
+        set => Settings.SettingWindowTop = value;
     }
 
     public double? SettingWindowLeft
     {
-        get => _settings.SettingWindowLeft;
+        get => Settings.SettingWindowLeft;
-        set => _settings.SettingWindowLeft = value;
+        set => Settings.SettingWindowLeft = value;
     }
 }