rework dlna project

1 files changed, 61 insertions, 0 deletions

diff --git a/RSSDP/DeviceAvailableEventArgs.cs b/RSSDP/DeviceAvailableEventArgs.cs
new file mode 100644
index 000000000..39f07e1d7
--- /dev/null
+++ b/RSSDP/DeviceAvailableEventArgs.cs
@@ -0,0 +1,61 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Rssdp
+{
+	/// <summary>
+	/// Event arguments for the <see cref="Rssdp.Infrastructure.SsdpDeviceLocatorBase.DeviceAvailable"/> event.
+	/// </summary>
+	public sealed class DeviceAvailableEventArgs : EventArgs
+	{
+
+		#region Fields
+
+		private readonly DiscoveredSsdpDevice _DiscoveredDevice;
+		private readonly bool _IsNewlyDiscovered;
+
+		#endregion
+
+		#region Constructors
+
+		/// <summary>
+		/// Full constructor.
+		/// </summary>
+		/// <param name="discoveredDevice">A <see cref="DiscoveredSsdpDevice"/> instance representing the available device.</param>
+		/// <param name="isNewlyDiscovered">A boolean value indicating whether or not this device came from the cache. See <see cref="IsNewlyDiscovered"/> for more detail.</param>
+		/// <exception cref="System.ArgumentNullException">Thrown if the <paramref name="discoveredDevice"/> parameter is null.</exception>
+		public DeviceAvailableEventArgs(DiscoveredSsdpDevice discoveredDevice, bool isNewlyDiscovered)
+		{
+			if (discoveredDevice == null) throw new ArgumentNullException("discoveredDevice");
+
+			_DiscoveredDevice = discoveredDevice;
+			_IsNewlyDiscovered = isNewlyDiscovered;
+		}
+
+		#endregion
+
+		#region Public Properties
+
+		/// <summary>
+		/// Returns true if the device was discovered due to an alive notification, or a search and was not already in the cache. Returns false if the item came from the cache but matched the current search request.
+		/// </summary>
+		public bool IsNewlyDiscovered
+		{
+			get { return _IsNewlyDiscovered; }
+		}
+
+		/// <summary>
+		/// A reference to a <see cref="Rssdp.DiscoveredSsdpDevice"/> instance containing the discovered details and allowing access to the full device description.
+		/// </summary>
+		public DiscoveredSsdpDevice DiscoveredDevice
+		{
+			get { return _DiscoveredDevice; }
+		} 
+
+		#endregion
+		
+	}
+}
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