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1 /* |
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2 * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Video Source subsystem. |
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15 * |
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16 */ |
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17 |
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18 |
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19 // INCLUDE FILES |
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20 #include "cactivewait.h" |
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21 |
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22 const TInt KFirstFrameIndx = 0; |
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23 |
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24 // MACROS |
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25 |
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26 #ifdef _DEBUG |
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27 # define __IF_DEBUG(t) {RDebug::t;} |
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28 #else |
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29 # define __IF_DEBUG(t) |
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30 #endif |
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31 |
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32 // ============================ CVSActiveWait =============================== |
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33 |
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34 // ----------------------------------------------------------------------------- |
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35 // CVSActiveWait::~CVSActiveWait() |
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36 // ----------------------------------------------------------------------------- |
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37 // |
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38 template <class R> |
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39 CVSActiveWait< R >::~CVSActiveWait() |
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40 { |
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41 __IF_DEBUG(Print(_L("VideoSource [%d]: CVSActiveWait::~CVSActiveWait() >>"), RThread().Id().operator TUint())); |
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42 Cancel(); |
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43 __IF_DEBUG(Print(_L("VideoSource [%d]: CVSActiveWait::~CVSActiveWait() <<"), RThread().Id().operator TUint())); |
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44 } |
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45 |
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46 // ----------------------------------------------------------------------------- |
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47 // CVSActiveWait::RequestStatus() |
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48 // ----------------------------------------------------------------------------- |
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49 // |
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50 template <class R> |
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51 TRequestStatus* CVSActiveWait< R >::RequestStatus() |
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52 { |
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53 __IF_DEBUG(Print(_L("VideoSource [%d]: CVSActiveWait::RequestStatus() >>"), RThread().Id().operator TUint())); |
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54 __IF_DEBUG(Print(_L("VideoSource [%d]: CVSActiveWait::RequestStatus() <<"), RThread().Id().operator TUint())); |
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55 return &iStatus; |
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56 } |
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57 |
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58 // ----------------------------------------------------------------------------- |
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59 // CVSActiveWait::Signal( TInt aError ) |
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60 // ----------------------------------------------------------------------------- |
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61 // |
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62 template <class R> |
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63 void CVSActiveWait< R >::Signal( TInt aError ) |
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64 { |
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65 __IF_DEBUG(Print(_L("VideoSource [%d]: CVSActiveWait::Signal() >>"), RThread().Id().operator TUint())); |
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66 if( IsActive() ) |
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67 { |
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68 TRequestStatus* status = &iStatus; |
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69 User::RequestComplete( status, aError ); |
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70 } |
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71 __IF_DEBUG(Print(_L("VideoSource [%d]: CVSActiveWait::Signal() <<"), RThread().Id().operator TUint())); |
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72 } |
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73 |
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74 // ----------------------------------------------------------------------------- |
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75 // CVSActiveWait::RunL() |
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76 // ----------------------------------------------------------------------------- |
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77 // |
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78 template <class R> |
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79 void CVSActiveWait< R >::RunL() |
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80 { |
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81 __IF_DEBUG(Print(_L("VideoSource [%d]: CVSActiveWait::RunL() >>"), RThread().Id().operator TUint())); |
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82 (iRequester->*iCallback)( iStatus.Int() ); |
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83 __IF_DEBUG(Print(_L("VideoSource [%d]: CVSActiveWait::RunL() <<"), RThread().Id().operator TUint())); |
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84 } |
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85 |
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86 // ----------------------------------------------------------------------------- |
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87 // CVSActiveWait::DoCancel() |
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88 // ----------------------------------------------------------------------------- |
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89 // |
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90 template <class R> |
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91 void CVSActiveWait< R >::DoCancel() |
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92 { |
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93 __IF_DEBUG(Print(_L("VideoSource [%d]: CVSActiveWait::DoCancel() >>"), RThread().Id().operator TUint())); |
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94 TRequestStatus* pStatus = &iStatus; |
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95 User::RequestComplete( pStatus, KErrCancel ); |
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96 __IF_DEBUG(Print(_L("VideoSource [%d]: CVSActiveWait::DoCancel() <<"), RThread().Id().operator TUint())); |
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97 } |
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98 |
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99 |