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1 /* |
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2 * Copyright (c) 2008-2009 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: |
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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 #ifndef GLXDATASOURCETASKMDSTHUMBNAIL_H_ |
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21 #define GLXDATASOURCETASKMDSTHUMBNAIL_H_ |
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22 |
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23 /** |
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24 * @author Simon Brooks, Alex Birkett |
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25 */ |
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26 |
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27 #include "glxdatasourcetaskmdsattribute.h" |
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28 |
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29 #ifdef USE_S60_TNM |
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30 #include "mthumbnailfetchrequestobserver.h" |
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31 #endif |
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32 |
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33 #include <mglxtnthumbnailcreatorclient.h> |
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34 #include <glxthumbnailrequest.h> |
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35 |
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36 /** |
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37 * CGlxDataSourceTaskMdeThumnail class |
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38 * Services thumbnail requests |
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39 */ |
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40 NONSHARABLE_CLASS(CGlxDataSourceTaskMdeThumbnail) : public CGlxDataSourceTaskMde |
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41 #ifdef USE_S60_TNM |
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42 , public MThumbnailFetchRequestObserver |
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43 #else |
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44 , public MGlxtnThumbnailCreatorClient |
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45 #endif |
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46 { |
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47 public: |
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48 /** |
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49 * Constructor |
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50 * @param aRequest thumbnail request to service |
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51 * @param aObserver observer |
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52 * @param aDataSource data source |
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53 */ |
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54 CGlxDataSourceTaskMdeThumbnail(CGlxThumbnailRequest* aRequest, |
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55 MGlxDataSourceRequestObserver& aObserver, CGlxDataSource* aDataSource); |
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56 |
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57 /** |
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58 * Destructor |
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59 */ |
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60 ~CGlxDataSourceTaskMdeThumbnail(); |
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61 |
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62 private: // From CGlxDataSourceTask |
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63 /** |
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64 * See @ref CGlxDataSourceTask::ExecuteRequestL |
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65 */ |
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66 void ExecuteRequestL(); |
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67 /** |
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68 * See @ref CGlxDataSourceTask::HandleRequestComplete |
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69 */ |
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70 void HandleRequestComplete(TInt aError); |
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71 |
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72 private: // From CGlxDataSourceTaskMde |
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73 /** |
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74 * See @ref CGlxDataSourceTaskMde::DoHandleQueryCompletedL |
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75 */ |
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76 void DoHandleQueryCompletedL(CMdEQuery& aQuery); |
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77 |
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78 #ifdef USE_S60_TNM |
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79 private: //MThumbnailFetchRequestObserver |
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80 void ThumbnailFetchComplete(TInt aError, TBool aQuality); |
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81 void FetchFileInfoL(); |
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82 #endif |
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83 |
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84 private: // From MGlxtnThumbnailCreatorClient |
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85 /** |
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86 * See @ref MGlxtnThumbnailCreatorClient::ThumbnailFetchComplete |
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87 */ |
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88 void ThumbnailFetchComplete(const TGlxMediaId& aItemId, |
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89 TGlxThumbnailQuality aQuality, TInt aErrorCode); |
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90 |
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91 /** |
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92 * See @ref MGlxtnThumbnailCreatorClient::ThumbnailDeletionComplete |
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93 */ |
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94 void ThumbnailDeletionComplete(const TGlxMediaId& aItemId, TInt aErrorCode); |
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95 |
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96 /** |
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97 * See @ref MGlxtnThumbnailCreatorClient::FilterAvailableComplete |
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98 */ |
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99 void FilterAvailableComplete(const RArray<TGlxMediaId>& aIdArray, TInt aErrorCode); |
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100 |
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101 /** |
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102 * See @ref MGlxtnThumbnailCreatorClient::FetchFileInfoL |
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103 */ |
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104 void FetchFileInfoL(CGlxtnFileInfo* aInfo, const TGlxMediaId& aItemId, |
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105 TRequestStatus* aStatus); |
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106 |
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107 /** |
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108 * See @ref MGlxtnThumbnailCreatorClient::CancelFetchUri |
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109 */ |
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110 void CancelFetchUri(const TGlxMediaId& aItemId); |
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111 |
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112 /** |
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113 * See @ref MGlxtnThumbnailCreatorClient::ThumbnailStorage |
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114 */ |
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115 MGlxtnThumbnailStorage* ThumbnailStorage(); |
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116 |
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117 private: |
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118 void HandleThumbnailFetchCompleteL(const TGlxMediaId& aId, |
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119 TGlxThumbnailQuality aQuality); |
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120 |
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121 void DoHandleContainerFirstItemQueryCompletedL(); |
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122 |
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123 void CompleteFetchFileInfoL(CMdEObject* aItem); |
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124 |
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125 private: |
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126 void CompleteThumbnailRequest(TInt aError); |
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127 |
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128 private: |
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129 CGlxtnFileInfo* iTnFileInfo; |
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130 |
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131 TRequestStatus* iTnRequestStatus; |
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132 |
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133 TBool iTnRequestInProgress; |
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134 #ifdef _DEBUG |
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135 TTime iStartTime; |
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136 TTime iStopTime; |
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137 #endif |
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138 }; |
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139 |
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140 #endif // GLXDATASOURCETASKMDSTHUMBNAIL_H_ |