A:增加网络占用TOP展示

src/NetVizor.Backend/Data/Models/AppSetting.cs

@@ -87,6 +87,15 @@ public class AppSetting
     /// </summary>
     public bool AutoStart { get; set; } = false;
 
+    /// <summary>
+    /// 是否显示网速Top榜 (只在横向布局时可用)
+    /// </summary>
+    public bool ShowNetworkTopList { get; set; } = false;
+
+    /// <summary>
+    /// 网速Top榜显示数量 (1-5)
+    /// </summary>
+    public int NetworkTopListCount { get; set; } = 3;
 
     /// <summary>
     /// 更新时间

src/NetVizor.Backend/Data/NetVizorDbContext.cs

@@ -82,6 +82,8 @@ public class NetVizorDbContext : IDisposable
                 DoubleClickAction INTEGER DEFAULT 0,
                 RunAsAdmin INTEGER DEFAULT 0,
                 AutoStart INTEGER DEFAULT 0,
+                ShowNetworkTopList INTEGER DEFAULT 0,
+                NetworkTopListCount INTEGER DEFAULT 3,
                 UpdateTime INTEGER NOT NULL
             )");
 
@@ -282,7 +284,8 @@ public class NetVizorDbContext : IDisposable
             var needsMigration = columns.Contains("WindowWidth") || columns.Contains("WindowHeight") ||
                                  columns.Contains("Theme") || columns.Contains("Language") ||
                                  columns.Contains("MonitoringEnabled") ||
-                                 !columns.Contains("IsClickThrough") || !columns.Contains("TextColor");
+                                 !columns.Contains("IsClickThrough") || !columns.Contains("TextColor") ||
+                                 !columns.Contains("ShowNetworkTopList") || !columns.Contains("NetworkTopListCount");
 
             if (needsMigration)
             {
@@ -315,6 +318,8 @@ public class NetVizorDbContext : IDisposable
                         DoubleClickAction INTEGER DEFAULT 0,
                         RunAsAdmin INTEGER DEFAULT 0,
                         AutoStart INTEGER DEFAULT 0,
+                        ShowNetworkTopList INTEGER DEFAULT 0,
+                        NetworkTopListCount INTEGER DEFAULT 3,
                         UpdateTime INTEGER NOT NULL
                     )");
 

src/NetVizor.Backend/Data/Services/DataService.cs

@@ -73,6 +73,8 @@ public class DataService : IDataService, IDisposable
                 DoubleClickAction = 0, // None
                 RunAsAdmin = false,
                 AutoStart = false,
+                ShowNetworkTopList = false, // 默认关闭网速Top榜
+                NetworkTopListCount = 3, // 默认显示3个
                 UpdateTime = DateTimeOffset.UtcNow.ToUnixTimeSeconds()
             };