增加渐变背景切换

Converts/BGStyleConvert.cs

@@ -0,0 +1,29 @@
+using GeekDesk.Constant;
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Data;
+
+namespace GeekDesk.Converts
+{
+    class BGStyleConvert : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            return (BGStyle)value == (BGStyle)int.Parse(parameter.ToString());
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            bool isChecked = (bool)value;
+            if (!isChecked)
+            {
+                return null;
+            }
+            return (BGStyle)int.Parse(parameter.ToString());
+        }
+    }
+}