♻️ 优化滚动条动画 :boom:增加触底切换菜单

Converts/GetWidthByWWConvert.cs

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+using GeekDesk.Constant;
+using GeekDesk.ViewModel;
+using System;
+using System.Globalization;
+using System.Windows.Data;
+
+namespace GeekDesk.Converts
+{
+    /// <summary>
+    /// 根据主窗口width 和传入类型  获取其它宽度
+    /// </summary>
+    class GetWidthByWWConvert : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            WidthTypeEnum type = (WidthTypeEnum)parameter;
+
+            AppConfig config = MainWindow.appData.AppConfig;
+
+            if (WidthTypeEnum.LEFT_CARD == type)
+            {
+                return config.MenuCardWidth;
+            }
+            else if (WidthTypeEnum.RIGHT_CARD == type)
+            {
+                return config.WindowWidth - config.MenuCardWidth;
+            } else if (WidthTypeEnum.RIGHT_CARD_HALF == type)
+            {
+                return (config.WindowWidth - config.MenuCardWidth) / 2;
+            }
+
+            return config.WindowWidth;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            return null;
+        }
+    }
+}