增加摄像头中控台项目

SHH.CameraDashboard/Controls/CameraListControl.xaml.cs

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+using System.Collections.ObjectModel;
+using System.Windows;
+using System.Windows.Controls;
+
+namespace SHH.CameraDashboard
+{
+    // 简单的包装类，用于 ComboBox 显示
+    public class ServerOption
+    {
+        public string Name { get; set; }
+
+        public string Ip { get; set; }
+        public int Port { get; set; }
+        // 修改显示属性：如果有名字就显示 名字(IP)，没有就显示 IP
+        public string DisplayText => string.IsNullOrEmpty(Name) ? $"{Ip}:{Port}" : $"{Name} ({Ip})";
+    }
+
+    public partial class CameraListControl : UserControl
+    {
+        // 所有摄像头数据（原始全集）
+        private List<CameraInfo> _allCameras = new List<CameraInfo>();
+
+        // 绑定到界面的数据（过滤后）
+        public ObservableCollection<CameraInfo> DisplayCameras { get; set; } = new ObservableCollection<CameraInfo>();
+
+        public CameraListControl()
+        {
+            InitializeComponent();
+            CameraList.ItemsSource = DisplayCameras;
+
+            // 初始加载服务器列表
+            ReloadServers();
+        }
+
+        /// <summary>
+        /// 公开方法：供主窗体在向导结束后调用，刷新下拉框
+        /// </summary>
+        public void ReloadServers()
+        {
+            var savedSelection = ServerCombo.SelectedItem as ServerOption;
+
+            // 1. 转换全局配置到 ComboBox 选项
+            var options = AppGlobalData.ActiveServerList
+                .Select(n => new ServerOption { Ip = n.Ip, Port = n.Port })
+                .ToList();
+
+            ServerCombo.ItemsSource = options;
+
+            // 2. 尝试恢复之前的选中项，或者默认选中第一个
+            if (options.Count > 0)
+            {
+                if (savedSelection != null)
+                {
+                    var match = options.FirstOrDefault(o => o.Ip == savedSelection.Ip && o.Port == savedSelection.Port);
+                    ServerCombo.SelectedItem = match ?? options[0];
+                }
+                else
+                {
+                    ServerCombo.SelectedItem = options[0];
+                }
+            }
+            else
+            {
+                // 如果没有配置，清空列表
+                _allCameras.Clear();
+                DisplayCameras.Clear();
+                UpdateEmptyState();
+            }
+        }
+
+        private async void ServerCombo_SelectionChanged(object sender, SelectionChangedEventArgs e)
+        {
+            if (ServerCombo.SelectedItem is ServerOption server)
+            {
+                // 切换服务器，加载数据
+                LoadingMask.Visibility = Visibility.Visible;
+                EmptyText.Visibility = Visibility.Collapsed;
+
+                string url = $"http://{server.Ip}:{server.Port}/api/Cameras";
+
+                try
+                {
+                    // 使用 HttpService 获取列表
+                    var list = await HttpService.GetAsync<List<CameraInfo>>(url);
+
+                    _allCameras = list ?? new List<CameraInfo>();
+
+                    // 应用当前的搜索词
+                    FilterList(SearchBox.Text);
+                }
+                catch
+                {
+                    // 失败清空
+                    _allCameras.Clear();
+                    DisplayCameras.Clear();
+                }
+                finally
+                {
+                    LoadingMask.Visibility = Visibility.Collapsed;
+                    UpdateEmptyState();
+                }
+            }
+        }
+
+        private void SearchBox_TextChanged(object sender, TextChangedEventArgs e)
+        {
+            FilterList(SearchBox.Text);
+        }
+
+        private void FilterList(string keyword)
+        {
+            DisplayCameras.Clear();
+
+            if (string.IsNullOrWhiteSpace(keyword))
+            {
+                foreach (var c in _allCameras) DisplayCameras.Add(c);
+            }
+            else
+            {
+                var lowerKw = keyword.ToLower();
+                var results = _allCameras.Where(c =>
+                    (c.Name != null && c.Name.ToLower().Contains(lowerKw)) ||
+                    (c.IpAddress != null && c.IpAddress.Contains(lowerKw))
+                );
+
+                foreach (var c in results) DisplayCameras.Add(c);
+            }
+        }
+
+        private void UpdateEmptyState()
+        {
+            EmptyText.Visibility = DisplayCameras.Count == 0 ? Visibility.Visible : Visibility.Collapsed;
+        }
+
+        // 1. 定义一个事件：当设备被选中时触发
+        public event System.Action<CameraInfo> OnDeviceSelected;
+
+        // 2. 实现 ListView 的选中事件处理
+        private void CameraList_SelectionChanged(object sender, SelectionChangedEventArgs e)
+        {
+            if (CameraList.SelectedItem is CameraInfo selectedCam)
+            {
+                // 触发事件，把选中的相机传出去
+                OnDeviceSelected?.Invoke(selectedCam);
+            }
+        }
+    }
+}