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1 // Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // Interface class for media plug-ins |
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15 // |
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16 |
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17 #ifndef __TRACECOREPLUGINIF_H__ |
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18 #define __TRACECOREPLUGINIF_H__ |
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19 |
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20 |
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21 // Include files |
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22 #include <kernel/kernel.h> |
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23 #include "TraceCoreMediaIf.h" |
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24 |
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25 |
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26 // Forward declarations |
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27 class DTraceCoreMediaPlugin; |
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28 class TTraceMessage; |
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29 |
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30 /** |
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31 * Interface class for media plug-ins |
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32 */ |
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33 NONSHARABLE_CLASS( DTraceCorePluginIf ) : public DTraceCoreMediaIf |
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34 { |
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35 public: |
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36 |
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37 /** |
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38 * Constructor |
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39 */ |
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40 DTraceCorePluginIf(); |
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41 |
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42 /** |
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43 * Destructor |
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44 */ |
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45 ~DTraceCorePluginIf(); |
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46 |
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47 /** |
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48 * Initializes this interface |
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49 * |
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50 * @param aCallback Callback interface which is notified when ISI messages are received |
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51 */ |
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52 TInt Init( MTraceCoreMediaIfCallback& aCallback ); |
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53 |
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54 /** |
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55 * Sends a message |
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56 * |
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57 * @param aMsg The message to be sent |
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58 */ |
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59 TInt Send( TTraceMessage& aMsg ); |
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60 |
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61 /** |
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62 * Registers a media plug-in |
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63 */ |
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64 TInt RegisterPlugin( DTraceCoreMediaPlugin& aPlugin ); |
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65 |
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66 /** |
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67 * Unregisters a media plug-in |
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68 */ |
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69 void UnregisterPlugin( DTraceCoreMediaPlugin& aPlugin ); |
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70 |
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71 /** |
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72 * Message was received by plug-in |
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73 * |
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74 * @param aMsg The message that was received |
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75 */ |
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76 void MessageReceived( TTraceMessage &aMsg ); |
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77 |
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78 private: |
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79 |
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80 /** |
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81 * Media plug-in. Currently only one supported |
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82 */ |
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83 DTraceCoreMediaPlugin* iMediaPlugin; |
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84 }; |
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85 |
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86 #endif // __TRACECOREPLUGINIF_H__ |
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87 |
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88 // End of File |