zensysupnpdevicescannerdiscovery.cs

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//          Z-Wave, the wireless language.
//
//          Copyright Zensys A/S, 2003,2004
//
//          All Rights Reserved
//
//          Description:   This source file is the sourcefile for the
//                         ZensysUPnPDeviceScanner Discovery class
//
//                         Source is based on source code generated by Intel DeviceBuilder Tool
//
//                         Intel's UPnP .NET Framework Control Point Stack, Discovery Module
//                         Intel StackBuilder Build#1.0.1347.26588
//
//          Author:   Johann Sigfredsson
//
//          Last Changed By:  $Author: jch $
//          Revision:         $Revision: 1.2 $
//          Last Changed:     $Date: 2006/04/26 08:56:01 $
//
//////////////////////////////////////////////////////////////////////////////////////////////

using System;
using Intel.UPNP;
using Intel.Utilities;
using MicroStack;

namespace Zensys
{
	/// <summary>
	/// Summary description for ZensysUPnPDeviceScannerDiscovery.
	/// </summary>
	class ZensysUPnPDeviceScannerDiscovery
	{
		private UPnPSmartControlPoint scp;
		private WeakEvent AddEvent = new WeakEvent();
		private WeakEvent RemoveEvent = new WeakEvent();
		
		public delegate void DiscoveryHandler(ZensysUPnPDeviceScannerDiscovery sender, UPnPDevice dev);
		public event DiscoveryHandler OnAddedDevice
		{
			add
			{
				AddEvent.Register(value);
			}
			remove
			{
				AddEvent.UnRegister(value);
			}
		}

		public event DiscoveryHandler OnRemovedDevice
		{
			add
			{
				RemoveEvent.Register(value);
			}
			remove
			{
				RemoveEvent.UnRegister(value);
			}
		}
		
		public ZensysUPnPDeviceScannerDiscovery()
		{
		}
		
		public void Start()
		{
			scp = new UPnPSmartControlPoint(new UPnPSmartControlPoint.DeviceHandler(OnAddSink),null,"upnp:rootdevice");
			scp.OnRemovedDevice += new UPnPSmartControlPoint.DeviceHandler(OnRemoveSink);
		}

		public void ReScan()
		{
			this.scp.Rescan();
		}

		public void ForceDisposeDevice(UPnPDevice dev)
		{
			if(dev.ParentDevice!=null)
			{
				ForceDisposeDevice(dev.ParentDevice);
			}
			else
			{
				scp.ForceDisposeDevice(dev);
			}
		}
		
		private void OnAddSink(UPnPSmartControlPoint sender, UPnPDevice d)
		{
			AddEvent.Fire(this,d);
		}

		private void OnRemoveSink(UPnPSmartControlPoint sender, UPnPDevice d)
		{
			RemoveEvent.Fire(this,d);
		}

  }
}