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1 /* |
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2 * Copyright (c) 2002-2004 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: Waits for sink buffer flushing in datapaths |
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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 |
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20 |
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21 // INCLUDE FILES |
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22 #include <mmf/common/mmfcontroller.h> |
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23 #include "mcccompletecallback.h" |
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24 #include "mcculdatapath.h" |
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25 #include "mccdldatapath.h" |
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26 |
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27 // EXTERNAL DATA STRUCTURES |
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28 |
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29 // EXTERNAL FUNCTION PROTOTYPES |
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30 |
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31 // CONSTANTS |
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32 |
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33 // MACROS |
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34 |
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35 // LOCAL CONSTANTS AND MACROS |
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36 |
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37 // MODULE DATA STRUCTURES |
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38 |
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39 // LOCAL FUNCTION PROTOTYPES |
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40 |
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41 // FORWARD DECLARATIONS |
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42 |
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43 // ============================= LOCAL FUNCTIONS =============================== |
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44 |
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45 // ============================ MEMBER FUNCTIONS =============================== |
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46 |
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47 // ----------------------------------------------------------------------------- |
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48 // CCompleteCallback::CCompleteCallback |
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49 // Constructor |
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50 // ----------------------------------------------------------------------------- |
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51 CCompleteCallback::CCompleteCallback( MAsyncEventHandler& aEventhandler, |
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52 TBool aWaitForSink ) : CActive( EPriorityNormal ), |
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53 iEventhandler( aEventhandler ), |
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54 iWaitForSink( aWaitForSink ) |
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55 { |
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56 CActiveScheduler::Add( this ); |
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57 } |
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58 |
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59 // ----------------------------------------------------------------------------- |
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60 // CCompleteCallback::~CCompleteCallback |
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61 // Destructor |
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62 // ----------------------------------------------------------------------------- |
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63 CCompleteCallback::~CCompleteCallback() |
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64 { |
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65 Cancel(); |
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66 } |
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67 |
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68 // ----------------------------------------------------------------------------- |
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69 // CCompleteCallback::SignalDataPathComplete |
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70 // Signals that datapath is completed |
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71 // ----------------------------------------------------------------------------- |
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72 void CCompleteCallback::SignalDataPathComplete( TInt aDataPathError ) |
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73 { |
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74 iDataPathComplete = ETrue; |
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75 iDataPathError = aDataPathError; |
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76 if ( !IsActive() ) |
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77 { |
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78 // Signal ourselves to run with the given completion code |
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79 TRequestStatus* status = &ActiveStatus(); |
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80 User::RequestComplete( status, KErrNone ); |
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81 } |
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82 } |
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83 |
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84 // ----------------------------------------------------------------------------- |
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85 // CCompleteCallback::ActiveStatus |
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86 // Sets the object active and returns it's status |
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87 // ----------------------------------------------------------------------------- |
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88 TRequestStatus& CCompleteCallback::ActiveStatus() |
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89 { |
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90 SetActive(); |
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91 return iStatus; |
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92 } |
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93 |
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94 // ----------------------------------------------------------------------------- |
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95 // CCompleteCallback::DoCancel |
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96 // Cancel worker functions |
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97 // ----------------------------------------------------------------------------- |
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98 void CCompleteCallback::DoCancel() |
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99 { |
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100 } |
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101 |
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102 // ----------------------------------------------------------------------------- |
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103 // CCompleteCallback::RunL |
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104 // Active object event handling |
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105 // ----------------------------------------------------------------------------- |
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106 void CCompleteCallback::RunL() |
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107 { |
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108 if ( iWaitForSink ) |
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109 { |
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110 if ( iDataPathComplete && iSinkComplete ) |
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111 { |
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112 iDataPathComplete = EFalse; |
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113 iSinkComplete = EFalse; |
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114 // If we have to wait for the sink to complete, always use the sink error |
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115 TMMFEvent event( KMMFEventCategoryPlaybackComplete, iSinkError ); |
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116 iEventhandler.SendEventToClient( event ); |
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117 } |
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118 } |
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119 else if ( iDataPathComplete ) |
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120 { |
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121 iDataPathComplete = EFalse; |
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122 iSinkComplete = EFalse; |
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123 TMMFEvent event( KMMFEventCategoryPlaybackComplete, iSinkError ); |
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124 iEventhandler.SendEventToClient( event ); |
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125 } |
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126 else |
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127 { |
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128 // RunL activated for someunknown reason, so leave |
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129 User::Leave( KErrUnknown ); |
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130 } |
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131 }; |
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132 |
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133 // ----------------------------------------------------------------------------- |
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134 // CCompleteCallback::RunError |
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135 // Active object event handling |
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136 // ----------------------------------------------------------------------------- |
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137 TInt CCompleteCallback::RunError( TInt /*aError*/ ) |
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138 { |
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139 return KErrNone; |
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140 } |
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141 |
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142 // ========================== OTHER EXPORTED FUNCTIONS ========================= |
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143 |
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144 // End of File |