ECDefense/ECMonitor/Page/CameraMonitor/CameraTree.xaml.cs

using EC.Entity.Video;
using EC.UsingEventAggregator;
using Prism.Events;
using Prism.Regions;
using System.Windows.Controls;
using System.Windows.Input;

namespace ECMonitor.Page.CameraMonitor
{
	/// <summary>
	/// UCMainLeft.xaml 的交互逻辑
	/// </summary>
	public partial class CameraTreeView : UserControl
	{
		public IRegionManager _regionManager { get; set; }
		public IEventAggregator _ea { get; set; }

		public CameraTreeView(IRegionManager regionManager, IEventAggregator ea)
		{
			_regionManager = regionManager;
			_ea = ea;
			InitializeComponent();
		}

		/// <summary>
		/// TreesView's SelectedItem is read-only. Hence we can't bind it. There is a way to obtain a selected item.
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="mouseButtonEventArgs"></param>
		private void TreeView_MouseDoubleClick(object sender, MouseButtonEventArgs mouseButtonEventArgs)
		{
			var node = (TreeView)sender;
			var item = node.SelectedItem;
			var type = item?.GetType();

			if (type == null)
				return;
			if (type == typeof(MsVideoRecorder))
			{
				var recoder = (MsVideoRecorder)item;
			}
			else if (type == typeof(MonitorCamera))
			{
				var camera = (MonitorCamera)item;
				_ea.GetEvent<ShowVoideInMainEvent>().Publish(camera.Ip);
			}
		}
	}
}