.net copy

2026-03-21 10:21:16 +00:00 · 2021-04-14 16:26:56 +03:00
parent 55e354b980
commit 81af2d3c8c
105 changed files with 31645 additions and 0 deletions
--- a/BrightSharp.NET/Themes/ThemeManager.cs
+++ b/BrightSharp.NET/Themes/ThemeManager.cs
@@ -0,0 +1,76 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text.RegularExpressions;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Threading;
+
+namespace BrightSharp.Themes
+{
+    public enum ColorThemes
+    {
+        Classic,
+        DevLab,
+        Silver,
+        Blue,
+        DarkBlue
+    }
+
+    public static class ThemeManager
+    {
+        private const string StyleDictionaryPattern = @"(?<=.+style\.)(.*?)(?=\.xaml)";
+        private const string ThemeDictionaryUri = "/brightsharp;component/themes/theme.xaml";
+
+        private static ColorThemes? ThemeField;
+
+        public static ColorThemes? Theme
+        {
+            get {
+                if (ThemeField.HasValue) return ThemeField.Value;
+                var curStyleRes = Resources.Where(r => r.Source != null &&
+                    Regex.IsMatch(r.Source.OriginalString, StyleDictionaryPattern, RegexOptions.IgnoreCase)).FirstOrDefault();
+                if (curStyleRes == null) return null;
+                var match = Regex.Match(curStyleRes.Source.OriginalString, StyleDictionaryPattern, RegexOptions.IgnoreCase);
+                ThemeField = (ColorThemes)Enum.Parse(typeof(ColorThemes), match.Value, true);
+                return ThemeField.Value;
+            }
+            set {
+                _ = SetTheme(value);
+            }
+        }
+
+        public static async Task SetTheme(ColorThemes? value, DispatcherPriority priority = DispatcherPriority.Background)
+        {
+            if (ThemeField == value) { return; }
+            ThemeField = value;
+            await Application.Current.Dispatcher.InvokeAsync(() =>
+            {
+                if (ThemeField != value) return;
+                Application.Current.Resources.BeginInit();
+
+                var curStyleRes = Resources.Where(r => r.Source != null &&
+                        Regex.IsMatch(r.Source.OriginalString, StyleDictionaryPattern, RegexOptions.IgnoreCase)).FirstOrDefault();
+                var curThemeRes = Resources.Where(r => r.Source != null && r.Source.OriginalString.Equals(ThemeDictionaryUri, StringComparison.InvariantCultureIgnoreCase)).FirstOrDefault();
+                if (curThemeRes != null)
+                    Resources.Remove(curThemeRes);
+                if (curStyleRes != null)
+                    Resources.Remove(curStyleRes);
+                if (value == null) return;
+                Resources.Add(new ResourceDictionary() { Source = new Uri($"/brightsharp;component/themes/style.{value}.xaml", UriKind.RelativeOrAbsolute) });
+                Resources.Add(new ResourceDictionary() { Source = new Uri(ThemeDictionaryUri, UriKind.RelativeOrAbsolute) });
+
+                Application.Current.Resources.EndInit();
+                ThemeChanged?.Invoke(null, EventArgs.Empty);
+            }, priority);
+        }
+
+        public static event EventHandler ThemeChanged;
+
+        private static ICollection<ResourceDictionary> Resources
+        {
+            get { return Application.Current.Resources.MergedDictionaries; }
+        }
+    }
+
+}