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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: Data Source Task MDS class |
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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 /** |
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22 * @internal reviewed 11/07/2007 by M Byrne |
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23 * @internal reviewed 24/07/2007 by K Hoikka, SCO 403-8472 removal of all view |
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24 */ |
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25 |
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26 #include "glxdatasourcetaskmds.h" |
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27 |
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28 #include <glxcollectionplugincamera.hrh> |
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29 #include <glxcollectionplugindownloads.hrh> |
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30 #include <glxcollectionpluginmonths.hrh> |
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31 #include <glxcollectionpluginalbums.hrh> |
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32 #include <glxcollectionpluginall.hrh> |
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33 #include <glxcollectionplugintags.hrh> |
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34 #include <glxerrors.h> |
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35 #include <glxfilterfactory.h> |
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36 #include <glxgetrequest.h> |
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37 #include <glxidlistrequest.h> |
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38 #include <glxlog.h> |
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39 #include <glxmediacollectioninternaldefs.h> |
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40 #include <glxmediageneraldefs.h> |
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41 #include <glxrequest.h> |
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42 #include <glxthumbnailattributeinfo.h> |
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43 #include <glxthumbnailrequest.h> |
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44 #include <glxtndatabase.h> |
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45 #include <glxtnfileinfo.h> |
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46 #include <glxtnthumbnailcreator.h> |
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47 #include <glxtracer.h> |
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48 #include <lbsposition.h> |
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49 #include <mdeconstants.h> |
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50 #include <mdelogiccondition.h> |
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51 #include <mdeobject.h> |
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52 #include <mdeobjectdef.h> |
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53 #include <mdeobjectquery.h> |
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54 #include <mdepropertydef.h> |
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55 #include <mderelationdef.h> |
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56 #include <mdesession.h> |
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57 #include <mdetextproperty.h> |
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58 #include <mpxmedia.h> |
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59 #include <mpxmediaarray.h> |
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60 #include <mpxmediacollectiondetaildefs.h> |
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61 #include <mpxmediacontainerdefs.h> |
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62 #include <mpxmediadrmdefs.h> |
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63 #include <mpxmediageneraldefs.h> |
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64 |
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65 #include "glxdatasourcemds.h" |
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66 #include "glxdatasourcemds.hrh" |
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67 #include "glxdatasourcemdsutility.h" |
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68 |
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69 // CONSTANTS |
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70 _LIT(KPropertyDefNameCreationDate, "CreationDate"); |
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71 _LIT(KPropertyDefNameLastModifiedDate, "LastModifiedDate"); |
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72 _LIT(KPropertyDefNameTitle, "Title"); |
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73 //Code commented cout below, so commenting the below line to remove BAD warning |
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74 //_LIT(KPropertyDefNameDRM, "DRM"); |
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75 _LIT(KPropertyDefNameFrameCount, "FrameCount"); |
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76 _LIT(KPropertyDefNameOrigin, "Origin"); |
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77 |
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78 // ---------------------------------------------------------------------------- |
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79 // Constructor |
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80 // ---------------------------------------------------------------------------- |
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81 // |
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82 CGlxDataSourceTaskMde:: CGlxDataSourceTaskMde(CGlxRequest* aRequest, |
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83 MGlxDataSourceRequestObserver& aObserver, CGlxDataSource* aDataSource) |
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84 : CGlxDataSourceTask(aRequest, aObserver, aDataSource) |
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85 { |
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86 TRACER("CGlxDataSourceTaskMde::CGlxDataSourceTaskMde()"); |
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87 // No implementation required |
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88 } |
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89 |
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90 // ---------------------------------------------------------------------------- |
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91 // Destructor |
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92 // ---------------------------------------------------------------------------- |
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93 // |
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94 CGlxDataSourceTaskMde::~CGlxDataSourceTaskMde() |
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95 { |
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96 TRACER("CGlxDataSourceTaskMde::~CGlxDataSourceTaskMde()"); |
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97 DestroyQueries(); |
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98 } |
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99 |
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100 // ---------------------------------------------------------------------------- |
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101 // Second stage constructor |
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102 // ---------------------------------------------------------------------------- |
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103 // |
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104 void CGlxDataSourceTaskMde::ConstructL() |
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105 { |
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106 TRACER("CGlxDataSourceTaskMde::ConstructL()"); |
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107 CreateResponseL(); |
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108 #ifdef USE_S60_TNM |
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109 DataSource()->CancelFetchThumbnail(); |
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110 #else |
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111 DataSource()->ThumbnailCreator().CancelRequest( TGlxMediaId(0) ); |
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112 #endif |
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113 } |
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114 |
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115 // ---------------------------------------------------------------------------- |
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116 // CGlxDataSourceTaskMde::CancelRequest |
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117 // ---------------------------------------------------------------------------- |
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118 // |
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119 void CGlxDataSourceTaskMde::CancelRequest() |
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120 { |
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121 TRACER("CGlxDataSourceTaskMde::CancelRequest()"); |
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122 DestroyQueries(); |
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123 iCancelled = ETrue; |
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124 } |
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125 |
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126 // ---------------------------------------------------------------------------- |
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127 // CGlxDataSourceTaskMde::HandleQueryNewResults |
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128 // ---------------------------------------------------------------------------- |
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129 // |
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130 void CGlxDataSourceTaskMde::HandleQueryNewResults( CMdEQuery& /*aQuery*/, |
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131 TInt /*aFirstNewItemIndex*/, |
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132 TInt /*aNewItemCount*/ ) |
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133 { |
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134 TRACER("CGlxDataSourceTaskMde::HandleQueryNewResults()"); |
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135 // Not used. |
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136 } |
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137 |
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138 |
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139 // ---------------------------------------------------------------------------- |
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140 // CGlxDataSourceTaskMde::HandleQueryNewResults |
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141 // ---------------------------------------------------------------------------- |
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142 // |
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143 void CGlxDataSourceTaskMde::HandleQueryNewResults( CMdEQuery& /*aQuery*/, |
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144 TInt /*aNewObjectItemCount*/, |
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145 TInt /*aNewRelationItemCount*/, |
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146 TInt /*aNewEventItemCount*/) |
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147 { |
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148 TRACER("CGlxDataSourceTaskMde::HandleQueryNewResults()"); |
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149 // Not used. |
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150 } |
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151 |
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152 |
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153 // ---------------------------------------------------------------------------- |
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154 // CGlxDataSourceTaskMde::HandleQueryCompleted |
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155 // ---------------------------------------------------------------------------- |
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156 // |
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157 void CGlxDataSourceTaskMde::HandleQueryCompleted(CMdEQuery& aQuery, TInt aError) |
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158 { |
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159 TRACER("CGlxDataSourceTaskMde::HandleQueryCompleted()"); |
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160 __ASSERT_ALWAYS(&aQuery == iQueries[0], Panic(EGlxPanicQueryLogicError)); |
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161 |
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162 TInt err = aError; |
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163 if (err == KErrNone) |
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164 { |
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165 TRAP(err, HandleQueryCompletedL(aQuery)); |
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166 } |
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167 |
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168 if (err != KErrNone) |
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169 { |
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170 HandleRequestComplete(err); |
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171 } |
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172 } |
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173 |
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174 // ---------------------------------------------------------------------------- |
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175 // CGlxDataSourceTaskMde::DataSource |
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176 // ---------------------------------------------------------------------------- |
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177 // |
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178 CGlxDataSourceMde* CGlxDataSourceTaskMde::DataSource() |
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179 { |
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180 TRACER("CGlxDataSourceTaskMde::DataSource()"); |
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181 return static_cast<CGlxDataSourceMde*>(iDataSource); |
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182 } |
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183 |
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184 // ---------------------------------------------------------------------------- |
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185 // CGlxDataSourceTaskMde::AddMonthFilterL |
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186 // ---------------------------------------------------------------------------- |
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187 // |
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188 void CGlxDataSourceTaskMde::AddMonthFilterL(const TGlxMediaId& aContainerId, |
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189 TGlxFilterProperties& aFilterProperties) |
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190 { |
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191 TRACER("CGlxDataSourceTaskMde::AddMonthFilterL(const TGlxMediaId& aContainerId, TGlxFilterProperties& aFilterProperties)"); |
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192 CMdEObject* month = DataSource()->Session().GetObjectL(aContainerId.Value()); |
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193 if( !month ) |
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194 { |
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195 User::Leave(KErrNotFound); |
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196 } |
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197 CleanupStack::PushL(month); |
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198 |
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199 AddMonthFilterL(month, aFilterProperties); |
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200 |
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201 CleanupStack::PopAndDestroy(month); |
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202 } |
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203 |
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204 |
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205 // ---------------------------------------------------------------------------- |
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206 // CGlxDataSourceTaskMde::AddMonthFilterL |
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207 // ---------------------------------------------------------------------------- |
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208 // |
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209 void CGlxDataSourceTaskMde::AddMonthFilterL(CMdEObject* aMonth, TGlxFilterProperties& |
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210 aFilterProperties) |
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211 { |
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212 TRACER("CGlxDataSourceTaskMde::AddMonthFilterL(CMdEObject* aMonth, TGlxFilterProperties& aFilterProperties)"); |
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213 CMdEPropertyDef& creationDateDef = DataSource()->ObjectDef().GetPropertyDefL( |
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214 KPropertyDefNameCreationDate); |
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215 if (creationDateDef.PropertyType() != EPropertyTime) |
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216 { |
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217 User::Leave(KErrCorrupt); |
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218 } |
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219 |
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220 CMdEPropertyDef& lmDateDef = DataSource()->ObjectDef().GetPropertyDefL( |
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221 KPropertyDefNameLastModifiedDate); |
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222 if (lmDateDef.PropertyType() != EPropertyTime) |
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223 { |
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224 User::Leave(KErrCorrupt); |
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225 } |
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226 |
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227 CMdEProperty* startDate; |
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228 TInt startDateIndex = aMonth->Property(creationDateDef, startDate); |
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229 if( KErrNotFound == startDateIndex) |
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230 { |
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231 User::Leave(KErrCorrupt); |
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232 } |
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233 aFilterProperties.iStartDate = static_cast<CMdETimeProperty*>(startDate)->Value(); |
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234 |
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235 CMdEProperty* endDate; |
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236 TInt endDateIndex = aMonth->Property(lmDateDef, endDate); |
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237 if( KErrNotFound == endDateIndex) |
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238 { |
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239 User::Leave(KErrCorrupt); |
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240 } |
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241 aFilterProperties.iEndDate = static_cast<CMdETimeProperty*>(endDate)->Value(); |
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242 } |
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243 |
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244 // ---------------------------------------------------------------------------- |
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245 // CGlxDataSourceTaskMde::SetQueryConditionsL |
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246 // ---------------------------------------------------------------------------- |
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247 // |
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248 void CGlxDataSourceTaskMde::SetQueryConditionsL(CMdEQuery& aQuery, |
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249 const TGlxFilterProperties& aFilterProperties, const TGlxMediaId aContainerId, |
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250 CMdEObjectDef& aObjectDef) |
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251 { |
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252 TRACER("CGlxDataSourceTaskMde::SetQueryConditionsL()"); |
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253 |
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254 CMdELogicCondition& rootCondition = aQuery.Conditions(); |
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255 CMdEObjectDef* objectDef = &aObjectDef; |
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256 |
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257 SetQueryFilterConditionsL(rootCondition, *objectDef, aFilterProperties); |
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258 SetSortOrderL(aQuery, aObjectDef, aFilterProperties); |
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259 |
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260 if( KGlxCollectionRootId != aContainerId.Value() ) |
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261 { |
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262 CMdELogicCondition* containerCondition = NULL; |
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263 CMdERelationCondition* relationCondition = NULL; |
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264 objectDef = &DataSource()->ObjectDef(); |
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265 if( DataSource()->ContainerIsLeft(aObjectDef) ) |
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266 { |
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267 relationCondition = &rootCondition.AddRelationConditionL( |
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268 DataSource()->ContainsDef(), ERelationConditionSideRight); |
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269 containerCondition = &relationCondition->LeftL(); |
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270 } |
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271 else |
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272 { |
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273 relationCondition = &rootCondition.AddRelationConditionL( |
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274 DataSource()->ContainsDef(), ERelationConditionSideLeft); |
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275 containerCondition = &relationCondition->RightL(); |
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276 } |
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277 containerCondition->AddObjectConditionL(aContainerId.Value()); |
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278 } |
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279 |
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280 } |
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281 |
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282 // ---------------------------------------------------------------------------- |
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283 // CGlxDataSourceTaskMde::SetQueryFilterConditionsL |
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284 // ---------------------------------------------------------------------------- |
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285 // |
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286 void CGlxDataSourceTaskMde::SetQueryFilterConditionsL(CMdELogicCondition& |
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287 aLogicCondition, CMdEObjectDef& aObjectDef, |
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288 const TGlxFilterProperties& aFilterProperties) |
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289 { |
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290 TRACER("CGlxDataSourceTaskMde::SetQueryFilterConditionsL()"); |
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291 |
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292 if( aFilterProperties.iUri ) |
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293 { |
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294 aLogicCondition.AddObjectConditionL(EObjectConditionCompareUri, |
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295 *aFilterProperties.iUri); |
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296 } |
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297 |
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298 if( 0 == aObjectDef.Compare(DataSource()->ObjectDef()) ) |
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299 { |
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300 // Filter on content type |
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301 if ( EGlxFilterVideoAndImages == aFilterProperties.iItemType ) |
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302 { |
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303 CMdELogicCondition& logicCondition = |
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304 aLogicCondition.AddLogicConditionL(ELogicConditionOperatorOr); |
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305 logicCondition.AddObjectConditionL( DataSource()->ImageDef() ); |
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306 logicCondition.AddObjectConditionL( DataSource()->VideoDef() ); |
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307 } |
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308 } |
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309 |
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310 if( ( aFilterProperties.iMinCount > 0 ) && ( |
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311 CGlxDataSource::EContainerTypeNotAContainer != DataSource()->ContainerType( |
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312 &aObjectDef) ) ) |
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313 { |
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314 TMdEUintRange range(aFilterProperties.iMinCount, |
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315 aFilterProperties.iMinCount,EMdERangeTypeGreaterOrEqual); |
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316 aLogicCondition.AddObjectConditionL(range); |
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317 } |
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318 |
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319 if( 0 != aFilterProperties.iContainsItem.Value() ) |
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320 { |
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321 |
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322 if( DataSource()->ContainerIsLeft(aObjectDef) ) |
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323 { |
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324 CMdERelationCondition& relationCondition = |
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325 aLogicCondition.AddRelationConditionL( |
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326 DataSource()->ContainsDef(), ERelationConditionSideLeft); |
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327 relationCondition.RightL().AddObjectConditionL( |
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328 aFilterProperties.iContainsItem.Value()); |
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329 } |
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330 else |
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331 { |
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332 CMdERelationCondition& relationCondition = aLogicCondition.AddRelationConditionL( |
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333 DataSource()->ContainsDef(), ERelationConditionSideRight); |
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334 relationCondition.LeftL().AddObjectConditionL(aFilterProperties.iContainsItem.Value()); |
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335 } |
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336 } |
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337 |
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338 if( EGlxFilterOriginNotUsed != aFilterProperties.iOrigin ) |
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339 { |
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340 CMdEPropertyDef& originProperty = aObjectDef.GetPropertyDefL(KPropertyDefNameOrigin); |
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341 if( EGlxFilterOriginDownload == aFilterProperties.iOrigin ) |
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342 { |
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343 // The download collection shows all but captured items |
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344 aLogicCondition.AddPropertyConditionL(originProperty, TMdEUintNotEqual( |
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345 MdeConstants::Object::ECamera)); |
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346 } |
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347 else if(EGlxFilterOriginCamera == aFilterProperties.iOrigin ) |
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348 { |
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349 // The camera collection Shows the captured Items |
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350 aLogicCondition.AddPropertyConditionL(originProperty, TMdEUintEqual( |
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351 MdeConstants::Object::ECamera)); |
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352 } |
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353 else if(EGlxFilterOriginAll == aFilterProperties.iOrigin ) |
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354 { |
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355 // The Months Collection Populates All the Items |
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356 aLogicCondition.AddPropertyConditionL(originProperty, TMdEUintGreaterEqual( |
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357 MdeConstants::Object::EOther)); |
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358 } |
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359 } |
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360 |
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361 if( aFilterProperties.iExcludeAnimation ) |
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362 { |
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363 //__ASSERT_DEBUG((EGlxFilterImage == aFilterProperties.iItemType), Panic(EGlxPanicIllegalArgument)); |
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364 // Exclude any image with a frame count > 1 |
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365 const TInt excludeAllImagesAboveOrEqualToThisFrameCount = 2; |
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366 CMdEPropertyDef& frameCountProperty = DataSource()->ImageDef().GetPropertyDefL( |
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367 KPropertyDefNameFrameCount); |
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368 aLogicCondition.AddPropertyConditionL(frameCountProperty, TMdEIntLess( |
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369 excludeAllImagesAboveOrEqualToThisFrameCount)); |
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370 } |
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371 |
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372 if( aFilterProperties.iNoDRM ) |
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373 { |
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374 __ASSERT_DEBUG((EGlxFilterImage == aFilterProperties.iItemType), Panic( |
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375 EGlxPanicIllegalArgument)); |
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376 // Exclude any image which is DRM protected |
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377 //CMdEPropertyDef& drmProperty = DataSource()->ImageDef().GetPropertyDefL(KPropertyDefNameDRM); |
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378 //aLogicCondition.AddPropertyConditionL(drmProperty, EFalse); |
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379 } |
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380 |
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381 if( aFilterProperties.iPath ) // If this is set. Then we need to filter on the Ids it supplies |
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382 { |
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383 TArray<TInt> selection = aFilterProperties.iPath->Selection(); |
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384 TInt selectionCount = selection.Count(); |
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385 RArray<TItemId> itemList; |
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386 CleanupClosePushL(itemList); |
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387 GLX_DEBUG2("Reading Ids from Path, count = %d", selectionCount); |
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388 if( selectionCount ) |
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389 { |
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390 for( TInt i = 0; i < selectionCount; i++ ) |
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391 { |
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392 const TMPXItemId& itemId = aFilterProperties.iPath->IdOfIndex(selection[i]); |
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393 itemList.AppendL(itemId); |
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394 } |
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395 aLogicCondition.AddObjectConditionL(itemList); |
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396 } |
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397 CleanupStack::Pop(&itemList); |
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398 } |
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399 |
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400 if( !aFilterProperties.iIncludeCameraAlbum ) |
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401 { |
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402 CMdEObjectCondition& objectCondition = aLogicCondition.AddObjectConditionL( |
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403 DataSource()->CameraAlbumId().Value()); |
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404 objectCondition.SetNegate(ETrue); |
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405 } |
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406 |
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407 if( TTime(0) != aFilterProperties.iStartDate ) |
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408 { |
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409 CMdEPropertyDef& creationDateDef = aObjectDef.GetPropertyDefL( |
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410 KPropertyDefNameCreationDate); |
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411 if (creationDateDef.PropertyType() != EPropertyTime) |
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412 { |
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413 User::Leave(KErrCorrupt); |
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414 } |
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415 |
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416 aLogicCondition.AddPropertyConditionL(creationDateDef, TMdETimeBetween( |
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417 aFilterProperties.iStartDate, aFilterProperties.iEndDate)); |
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418 } |
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419 } |
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420 |
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421 // ---------------------------------------------------------------------------- |
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422 // CGlxDataSourceTaskMde::SetSortOrderL |
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423 // ---------------------------------------------------------------------------- |
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424 // |
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425 void CGlxDataSourceTaskMde::SetSortOrderL(CMdEQuery& aQuery, CMdEObjectDef& aObjectDef, |
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426 const TGlxFilterProperties& aFilterProperties) |
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427 { |
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428 TRACER("CGlxDataSourceTaskMde::SetSortOrderL()"); |
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429 switch(aFilterProperties.iSortOrder) |
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430 { |
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431 case EGlxFilterSortOrderAlphabetical: |
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432 { |
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433 CMdEPropertyDef& titleProperty = aObjectDef.GetPropertyDefL(KPropertyDefNameTitle); |
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434 TMdEOrderRule orderRule(titleProperty, aFilterProperties.iSortDirection == |
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435 EGlxFilterSortDirectionAscending); |
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436 orderRule.SetType(EOrderRuleTypeProperty); |
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437 orderRule.SetCaseSensitive(EFalse); |
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438 aQuery.AppendOrderRuleL(orderRule); |
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439 break; |
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440 } |
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441 case EGlxFilterSortOrderItemCount: |
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442 { |
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443 //Order rule is not necessary for item count query |
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444 break; |
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445 } |
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446 case EGlxFilterSortOrderCaptureDate: |
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447 { |
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448 CMdEPropertyDef& creationDateProperty = aObjectDef.GetPropertyDefL( |
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449 KPropertyDefNameCreationDate); |
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450 TMdEOrderRule orderRule(creationDateProperty, aFilterProperties.iSortDirection == |
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451 EGlxFilterSortDirectionAscending); |
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452 orderRule.SetType(EOrderRuleTypeProperty); |
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453 aQuery.AppendOrderRuleL(orderRule); |
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454 TMdEOrderRule orderRule2(EOrderRuleTypeItemID, aFilterProperties.iSortDirection == |
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455 EGlxFilterSortDirectionAscending); |
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456 aQuery.AppendOrderRuleL(orderRule2); |
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457 break; |
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458 } |
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459 case EGlxFilterSortOrderModifiedDate: |
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460 { |
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461 CMdEPropertyDef& modifiedDateProperty = aObjectDef.GetPropertyDefL( |
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462 KPropertyDefNameLastModifiedDate); |
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463 TMdEOrderRule orderRule(modifiedDateProperty, aFilterProperties.iSortDirection == |
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464 EGlxFilterSortDirectionAscending); |
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465 orderRule.SetType(EOrderRuleTypeProperty); |
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466 aQuery.AppendOrderRuleL(orderRule); |
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467 TMdEOrderRule orderRule2(EOrderRuleTypeItemID, aFilterProperties.iSortDirection == |
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468 EGlxFilterSortDirectionAscending); |
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469 aQuery.AppendOrderRuleL(orderRule2); |
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470 break; |
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471 } |
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472 case EGlxFilterSortOrderNotUsed: |
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473 { |
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474 break; |
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475 } |
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476 } |
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477 } |
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478 |
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479 // ---------------------------------------------------------------------------- |
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480 // CGlxDataSourceTaskMde::MaxQueryResultsCount |
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481 // ---------------------------------------------------------------------------- |
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482 // |
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483 TInt CGlxDataSourceTaskMde::MaxQueryResultsCount(const TGlxFilterProperties& |
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484 aFilterProperties) const |
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485 { |
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486 TRACER("CGlxDataSourceTaskMde::MaxQueryResultsCount()"); |
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487 TInt ret = KMdEQueryDefaultMaxCount; |
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488 if (aFilterProperties.iLastCaptureDate) |
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489 { |
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490 ret = 1; |
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491 } |
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492 return ret; |
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493 } |
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494 |
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495 // ---------------------------------------------------------------------------- |
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496 // CGlxDataSourceTaskMde::RemoveQuery |
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497 // ---------------------------------------------------------------------------- |
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498 // |
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499 void CGlxDataSourceTaskMde::RemoveQuery() |
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500 { |
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501 TRACER("CGlxDataSourceTaskMde::RemoveQuery()"); |
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502 CMdEQuery* query = iQueries[0]; |
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503 iQueryTypes.Remove(0); |
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504 iQueries.Remove(0); |
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505 query->RemoveObserver(*this); |
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506 delete query; |
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507 } |
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508 |
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509 // ---------------------------------------------------------------------------- |
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510 // CGlxDataSourceTaskMde::DoQueryL |
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511 // ---------------------------------------------------------------------------- |
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512 // |
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513 void CGlxDataSourceTaskMde::DoQueryL(CMdEObjectDef& aObjectDef, |
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514 TBool aIsContent, TGlxQueryType aQueryType, TQueryResultMode aResultMode, |
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515 const TGlxMediaId& aContainerId) |
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516 { |
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517 TRACER("CGlxDataSourceTaskMde::DoQueryL()"); |
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518 |
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519 CMdEObjectDef* queryBaseObject = &aObjectDef; |
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520 if( aIsContent ) |
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521 { |
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522 switch(iFilterProperties.iItemType) |
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523 { |
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524 case EGlxFilterImage: |
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525 { |
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526 queryBaseObject = &DataSource()->ImageDef(); |
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527 break; |
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528 } |
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529 case EGlxFilterVideo: |
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530 { |
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531 queryBaseObject = &DataSource()->VideoDef(); |
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532 break; |
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533 } |
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534 default: |
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535 { |
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536 queryBaseObject = &DataSource()->ObjectDef(); |
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537 break; |
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538 } |
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539 } |
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540 } |
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541 |
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542 CMdEQuery* query = DataSource()->Session().NewObjectQueryL(*DataSource()->NamespaceDef(), |
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543 *queryBaseObject, this); |
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544 CleanupStack::PushL(query); |
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545 |
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546 SetQueryConditionsL(*query, iFilterProperties, aContainerId, aObjectDef); |
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547 query->SetResultMode(aResultMode); |
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548 |
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549 CleanupStack::Pop(query); |
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550 |
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551 AppendQueryL(query, aQueryType); |
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552 |
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553 query->FindL(MaxQueryResultsCount(iFilterProperties)); |
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554 } |
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555 |
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556 // ---------------------------------------------------------------------------- |
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557 // CGlxDataSourceTask::QueueImageVideoObjectQueriesL |
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558 // ---------------------------------------------------------------------------- |
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559 // |
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560 void CGlxDataSourceTaskMde::QueueImageVideoObjectQueriesL(const RArray<TGlxMediaId>& aObjectIds, |
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561 const TGlxFilterProperties& aFilterProperties) |
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562 { |
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563 TRACER("CGlxDataSourceTaskMde::QueueImageVideoObjectQueriesL()"); |
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564 if (aFilterProperties.iItemType == EGlxFilterImage) |
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565 { |
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566 // Only perform the image query |
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567 QueueObjectQueryL(DataSource()->ImageDef(), aObjectIds, EImageVideoQuery); |
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568 } |
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569 else if (aFilterProperties.iItemType == EGlxFilterVideo) |
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570 { |
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571 // Only perform the video query |
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572 QueueObjectQueryL(DataSource()->VideoDef(), aObjectIds, EImageVideoQuery); |
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573 } |
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574 else |
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575 { |
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576 QueueObjectQueryL(DataSource()->ImageDef(), aObjectIds, EImageVideoQuery); |
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577 QueueObjectQueryL(DataSource()->VideoDef(), aObjectIds, EImageVideoQuery); |
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578 // Perform both the image and video queries |
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579 } |
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580 } |
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581 |
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582 // ---------------------------------------------------------------------------- |
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583 // CGlxDataSourceTask::QueueTagObjectQueryL |
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584 // ---------------------------------------------------------------------------- |
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585 // |
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586 void CGlxDataSourceTaskMde::QueueTagObjectQueryL(const RArray<TGlxMediaId>& aObjectIds) |
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587 { |
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588 TRACER("CGlxDataSourceTaskMde::QueueTagObjectQueryL()"); |
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589 QueueObjectQueryL(DataSource()->TagDef(), aObjectIds, EImageVideoQuery); |
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590 } |
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591 |
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592 // ---------------------------------------------------------------------------- |
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593 // CGlxDataSourceTask::QueueAlbumObjectQueryL |
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594 // ---------------------------------------------------------------------------- |
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595 // |
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596 void CGlxDataSourceTaskMde::QueueAlbumObjectQueryL(const RArray<TGlxMediaId>& aObjectIds) |
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597 { |
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598 TRACER("CGlxDataSourceTaskMde::QueueAlbumObjectQueryL()"); |
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599 QueueObjectQueryL(DataSource()->AlbumDef(), aObjectIds, EImageVideoQuery); |
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600 } |
|
601 |
|
602 |
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603 void CGlxDataSourceTaskMde::QueueMonthObjectQueryL(const RArray<TGlxMediaId>& aObjectIds) |
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604 { |
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605 TRACER("CGlxDataSourceTaskMde::QueueMonthObjectQueryL()"); |
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606 QueueObjectQueryL(DataSource()->MonthDef(), aObjectIds, EImageVideoQuery); |
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607 } |
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608 |
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609 // ---------------------------------------------------------------------------- |
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610 // CGlxDataSourceTask::QueueObjectQueryL |
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611 // ---------------------------------------------------------------------------- |
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612 // |
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613 void CGlxDataSourceTaskMde::QueueObjectQueryL(CMdEObjectDef& aObjectDef, |
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614 const RArray<TGlxMediaId>& aObjectIds, const TGlxQueryType& aQueryType) |
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615 { |
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616 TRACER("CGlxDataSourceTaskMde::QueueObjectQueryL()"); |
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617 CMdEQuery* query = DataSource()->Session().NewObjectQueryL(*DataSource()->NamespaceDef(), |
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618 aObjectDef, this); |
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619 CleanupStack::PushL(query); |
|
620 |
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621 CMdELogicCondition& lc = query->Conditions(); |
|
622 NGlxDataSourceMdsUtility::AddObjectConditionL(lc,aObjectIds); |
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623 |
|
624 query->SetResultMode(EQueryResultModeItem); |
|
625 |
|
626 CleanupStack::Pop(query); |
|
627 AppendQueryL(query, aQueryType); |
|
628 |
|
629 } |
|
630 |
|
631 // ---------------------------------------------------------------------------- |
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632 // CGlxDataSourceTaskMde::AppendQueryL |
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633 // ---------------------------------------------------------------------------- |
|
634 // |
|
635 void CGlxDataSourceTaskMde::AppendQueryL(CMdEQuery* aQuery, const TGlxQueryType& aQueryType) |
|
636 { |
|
637 TRACER("CGlxDataSourceTaskMde::AppendQueryL()"); |
|
638 CleanupStack::PushL(aQuery); |
|
639 |
|
640 TInt err = iQueryTypes.Append(aQueryType); |
|
641 |
|
642 if (KErrNone == err) |
|
643 { |
|
644 iQueries.AppendL(aQuery); |
|
645 CleanupStack::Pop(aQuery); |
|
646 } |
|
647 else |
|
648 { |
|
649 User::Leave(err); |
|
650 } |
|
651 } |
|
652 |
|
653 // ---------------------------------------------------------------------------- |
|
654 // CGlxDataSourceTaskMde::ExecuteQueryL |
|
655 // ---------------------------------------------------------------------------- |
|
656 // |
|
657 void CGlxDataSourceTaskMde::ExecuteQueryL() |
|
658 { |
|
659 TRACER("CGlxDataSourceTaskMde::ExecuteQueryL()"); |
|
660 __ASSERT_DEBUG(iQueries.Count(), Panic(EGlxPanicQueryLogicError)); |
|
661 iQueries[0]->FindL(); |
|
662 } |
|
663 |
|
664 // ---------------------------------------------------------------------------- |
|
665 // CGlxDataSourceTaskMde::HandleQueryCompletedL |
|
666 // ---------------------------------------------------------------------------- |
|
667 // |
|
668 void CGlxDataSourceTaskMde::HandleQueryCompletedL(CMdEQuery& aQuery) |
|
669 { |
|
670 TRACER("CGlxDataSourceTaskMde::HandleQueryCompletedL()"); |
|
671 DoHandleQueryCompletedL(aQuery); |
|
672 RemoveQuery(); |
|
673 DoNextQueryL(); |
|
674 } |
|
675 |
|
676 // ---------------------------------------------------------------------------- |
|
677 // CGlxDataSourceTaskMde::DestroyQueries |
|
678 // ---------------------------------------------------------------------------- |
|
679 // |
|
680 void CGlxDataSourceTaskMde::DestroyQueries() |
|
681 { |
|
682 TRACER("CGlxDataSourceTaskMde::DestroyQueries()"); |
|
683 for (TInt i = 0; i < iQueries.Count(); i++) |
|
684 { |
|
685 // Ensure that there are not any running queries |
|
686 iQueries[i]->RemoveObserver(*this); |
|
687 iQueries[i]->Cancel(); |
|
688 } |
|
689 iQueries.ResetAndDestroy(); |
|
690 iQueryTypes.Close(); |
|
691 } |
|
692 |
|
693 |
|
694 |