具备界面基础功能

SHH.CameraDashboard/Converters/SubscriptionTypeConverter.cs

@@ -0,0 +1,34 @@
+using System.Globalization;
+using System.Windows.Data;
+
+namespace SHH.CameraDashboard
+{
+    /// <summary>
+    /// 将订阅类型的 int 值 (0,1,2...) 转换为中文描述
+    /// </summary>
+    public class SubscriptionTypeConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            if (value is int typeId)
+            {
+                return typeId switch
+                {
+                    0 => "🖥️ 本地窗口预览",
+                    1 => "📼 本地录像存储",
+                    2 => "🪟 句柄绑定显示",
+                    3 => "📡 网络转发传输",
+                    4 => "🌐 网页端推流",
+                    _ => $"未知类型 ({typeId})"
+                };
+            }
+            // 如果后端传回的是字符串枚举 (兼容性)，也可以尝试转换
+            return value?.ToString() ?? "未知";
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}