Mono.Zeroconf – Blame information for rev 1
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1 | office | 1 | // |
2 | // ServiceBrowser.cs |
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3 | // |
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4 | // Authors: |
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5 | // Aaron Bockover <abockover@novell.com> |
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6 | // |
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7 | // Copyright (C) 2006-2007 Novell, Inc (http://www.novell.com) |
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8 | // |
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9 | // Permission is hereby granted, free of charge, to any person obtaining |
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10 | // a copy of this software and associated documentation files (the |
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11 | // "Software"), to deal in the Software without restriction, including |
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12 | // without limitation the rights to use, copy, modify, merge, publish, |
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13 | // distribute, sublicense, and/or sell copies of the Software, and to |
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14 | // permit persons to whom the Software is furnished to do so, subject to |
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15 | // the following conditions: |
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16 | // |
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17 | // The above copyright notice and this permission notice shall be |
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18 | // included in all copies or substantial portions of the Software. |
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19 | // |
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20 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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21 | // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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22 | // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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23 | // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE |
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24 | // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
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25 | // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
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26 | // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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27 | // |
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28 | |||
29 | using System; |
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30 | using AV=Avahi; |
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31 | using Mono.Zeroconf; |
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32 | |||
33 | namespace Mono.Zeroconf.Providers.Avahi |
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34 | { |
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35 | public class ServiceBrowser : IServiceBrowser |
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36 | { |
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37 | private AV.Client client; |
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38 | private AV.ServiceBrowser browser; |
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39 | |||
40 | public event ServiceBrowseEventHandler ServiceAdded; |
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41 | public event ServiceBrowseEventHandler ServiceRemoved; |
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42 | |||
43 | public ServiceBrowser() |
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44 | { |
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45 | } |
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46 | |||
47 | public void Dispose() |
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48 | { |
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49 | if(client != null) { |
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50 | client.Dispose(); |
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51 | client = null; |
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52 | } |
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53 | |||
54 | if(browser != null) { |
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55 | browser.Dispose(); |
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56 | browser = null; |
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57 | } |
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58 | } |
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59 | |||
60 | public void Browse(string regtype, string domain) |
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61 | { |
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62 | Dispose(); |
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63 | |||
64 | client = new AV.Client(); |
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65 | |||
66 | browser = new AV.ServiceBrowser(client, regtype, domain); |
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67 | browser.ServiceAdded += OnServiceAdded; |
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68 | browser.ServiceRemoved += OnServiceRemoved; |
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69 | } |
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70 | |||
71 | private void OnServiceAdded(object o, AV.ServiceInfoArgs args) |
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72 | { |
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73 | ServiceBrowseEventHandler handler = ServiceAdded; |
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74 | if(handler != null) { |
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75 | handler(this, new ServiceBrowseEventArgs(new ResolvableService(client, args.Service))); |
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76 | } |
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77 | } |
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78 | |||
79 | private void OnServiceRemoved(object o, AV.ServiceInfoArgs args) |
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80 | { |
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81 | ServiceBrowseEventHandler handler = ServiceRemoved; |
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82 | if(handler != null) { |
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83 | handler(this, new ServiceBrowseEventArgs(new ResolvableService(client, args.Service))); |
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84 | } |
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85 | } |
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86 | } |
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87 | } |