Update directory layout

Library/AppearanceWindow.xaml.cs

@@ -0,0 +1,50 @@
+using Common.Wpf.Extensions;
+using System.Linq;
+using System.Windows.Media;
+
+namespace FloatingStatusWindowLibrary
+{
+    internal partial class AppearanceWindow
+    {
+        private WindowSettings _currentSettings;
+
+        private readonly WindowSettings _originalSettings;
+
+        public AppearanceWindow(WindowSettings windowSettings)
+        {
+            InitializeComponent();
+
+            _currentSettings = windowSettings;
+
+            _originalSettings = (WindowSettings) _currentSettings.Clone();
+
+            var allFonts = Fonts.SystemFontFamilies.OrderBy(x => x.Source);
+
+            var filteredFonts = allFonts.Where(f => FontExtensions.IsComposite(f) || (!FontExtensions.IsSymbol(f) && FontExtensions.IsVisible(f)));
+
+            FontNameCombo.ItemsSource = filteredFonts;
+
+            DataContext = _currentSettings;
+        }
+
+        private void HandleOkayButtonClick(object sender, System.Windows.RoutedEventArgs e)
+        {
+            DialogResult = true;
+            Close();
+        }
+
+        private void HandleWindowSourceUpdated(object sender, System.Windows.Data.DataTransferEventArgs e)
+        {
+            _currentSettings.Apply();
+        }
+
+        private void HandleWindowClosing(object sender, System.ComponentModel.CancelEventArgs e)
+        {
+            if (DialogResult == true)
+                return;
+
+            _currentSettings = _originalSettings;
+            _currentSettings.Apply();
+        }
+    }
+}