添加项目文件。

UIShare/Converters/HexConverter.cs

@@ -0,0 +1,40 @@
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Data;
+
+namespace UIShare.Converters
+{
+    public class HexConverter : IValueConverter
+    {
+        // 显示时：int → hex 字符串
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            if (value is int i)
+                return $"0x{i:X}"; // 例如 255 → 0xFF
+            return "0x0";
+        }
+
+        // 用户输入时：hex 字符串 → int
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            var str = value?.ToString()?.Trim();
+
+            if (string.IsNullOrWhiteSpace(str))
+                return 0;
+
+            if (str.StartsWith("0x", StringComparison.OrdinalIgnoreCase))
+                str = str.Substring(2);
+
+            if (int.TryParse(str, NumberStyles.HexNumber, CultureInfo.InvariantCulture, out int result))
+                return result;
+
+            return 0; // 或 return DependencyProperty.UnsetValue;
+        }
+    }
+
+
+}