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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 /** |
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21 * @internal reviewed 11/07/2007 by M Byrne |
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22 * @internal reviewed 24/07/2007 by K Hoikka, SCO 403-8472 removal of all view |
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23 */ |
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24 |
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25 #include "glxdatasourcetaskmds.h" |
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26 |
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27 #include <glxcollectionplugincamera.hrh> |
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28 #include <glxcollectionplugindownloads.hrh> |
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29 #include <glxcollectionpluginmonths.hrh> |
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30 #include <glxcollectionpluginalbums.hrh> |
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31 #include <glxcollectionpluginall.hrh> |
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32 #include <glxcollectionplugintags.hrh> |
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33 #include <glxerrors.h> |
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34 #include <glxfilterfactory.h> |
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35 #include <glxgetrequest.h> |
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36 #include <glxidlistrequest.h> |
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37 #include <glxlog.h> |
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38 #include <glxmediacollectioninternaldefs.h> |
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39 #include <glxmediageneraldefs.h> |
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40 #include <glxrequest.h> |
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41 #include <glxthumbnailattributeinfo.h> |
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42 #include <glxthumbnailrequest.h> |
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43 #include <glxtndatabase.h> |
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44 #include <glxtnfileinfo.h> |
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45 #include <glxtnthumbnailcreator.h> |
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46 #include <glxtracer.h> |
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47 #include <lbsposition.h> |
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48 #include <mdeconstants.h> |
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49 #include <mdelogiccondition.h> |
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50 #include <mdeobject.h> |
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51 #include <mdeobjectdef.h> |
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52 #include <mdeobjectquery.h> |
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53 #include <mdepropertydef.h> |
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54 #include <mderelationdef.h> |
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55 #include <mdesession.h> |
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56 #include <mdetextproperty.h> |
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57 #include <mpxmedia.h> |
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58 #include <mpxmediaarray.h> |
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59 #include <mpxmediacollectiondetaildefs.h> |
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60 #include <mpxmediacontainerdefs.h> |
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61 #include <mpxmediadrmdefs.h> |
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62 #include <mpxmediageneraldefs.h> |
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63 |
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64 #include "glxdatasourcemds.h" |
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65 #include "glxdatasourcemds.hrh" |
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66 #include "glxdatasourcemdsutility.h" |
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67 |
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68 // CONSTANTS |
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69 _LIT(KPropertyDefNameCreationDate, "CreationDate"); |
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70 _LIT(KPropertyDefNameLastModifiedDate, "LastModifiedDate"); |
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71 _LIT(KPropertyDefNameTitle, "Title"); |
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72 _LIT(KPropertyDefNameFrameCount, "FrameCount"); |
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73 _LIT(KPropertyDefNameOrigin, "Origin"); |
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74 |
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75 // ---------------------------------------------------------------------------- |
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76 // Constructor |
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77 // ---------------------------------------------------------------------------- |
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78 // |
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79 CGlxDataSourceTaskMde:: CGlxDataSourceTaskMde(CGlxRequest* aRequest, |
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80 MGlxDataSourceRequestObserver& aObserver, CGlxDataSource* aDataSource) |
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81 : CGlxDataSourceTask(aRequest, aObserver, aDataSource) |
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82 { |
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83 TRACER("CGlxDataSourceTaskMde::CGlxDataSourceTaskMde()"); |
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84 // No implementation required |
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85 } |
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86 |
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87 // ---------------------------------------------------------------------------- |
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88 // Destructor |
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89 // ---------------------------------------------------------------------------- |
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90 // |
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91 CGlxDataSourceTaskMde::~CGlxDataSourceTaskMde() |
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92 { |
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93 TRACER("CGlxDataSourceTaskMde::~CGlxDataSourceTaskMde()"); |
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94 DestroyQueries(); |
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95 } |
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96 |
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97 // ---------------------------------------------------------------------------- |
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98 // Second stage constructor |
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99 // ---------------------------------------------------------------------------- |
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100 // |
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101 void CGlxDataSourceTaskMde::ConstructL() |
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102 { |
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103 TRACER("CGlxDataSourceTaskMde::ConstructL()"); |
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104 CreateResponseL(); |
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105 #ifdef USE_S60_TNM |
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106 DataSource()->CancelFetchThumbnail(); |
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107 #else |
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108 DataSource()->ThumbnailCreator().CancelRequest( TGlxMediaId(0) ); |
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109 #endif |
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110 } |
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111 |
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112 // ---------------------------------------------------------------------------- |
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113 // CGlxDataSourceTaskMde::CancelRequest |
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114 // ---------------------------------------------------------------------------- |
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115 // |
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116 void CGlxDataSourceTaskMde::CancelRequest() |
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117 { |
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118 TRACER("CGlxDataSourceTaskMde::CancelRequest()"); |
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119 iCancelled = ETrue; |
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120 DestroyQueries(); |
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121 } |
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122 |
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123 // ---------------------------------------------------------------------------- |
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124 // CGlxDataSourceTaskMde::HandleQueryNewResults |
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125 // ---------------------------------------------------------------------------- |
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126 // |
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127 void CGlxDataSourceTaskMde::HandleQueryNewResults( CMdEQuery& /*aQuery*/, |
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128 TInt /*aFirstNewItemIndex*/, |
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129 TInt /*aNewItemCount*/ ) |
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130 { |
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131 TRACER("CGlxDataSourceTaskMde::HandleQueryNewResults()"); |
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132 // Not used. |
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133 } |
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134 |
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135 |
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136 // ---------------------------------------------------------------------------- |
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137 // CGlxDataSourceTaskMde::HandleQueryNewResults |
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138 // ---------------------------------------------------------------------------- |
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139 // |
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140 void CGlxDataSourceTaskMde::HandleQueryNewResults( CMdEQuery& /*aQuery*/, |
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141 TInt /*aNewObjectItemCount*/, |
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142 TInt /*aNewRelationItemCount*/, |
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143 TInt /*aNewEventItemCount*/) |
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144 { |
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145 TRACER("CGlxDataSourceTaskMde::HandleQueryNewResults()"); |
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146 // Not used. |
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147 } |
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148 |
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149 |
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150 // ---------------------------------------------------------------------------- |
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151 // CGlxDataSourceTaskMde::HandleQueryCompleted |
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152 // ---------------------------------------------------------------------------- |
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153 // |
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154 void CGlxDataSourceTaskMde::HandleQueryCompleted(CMdEQuery& aQuery, TInt aError) |
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155 { |
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156 TRACER("CGlxDataSourceTaskMde::HandleQueryCompleted()"); |
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157 __ASSERT_ALWAYS(&aQuery == iQueries[0], Panic(EGlxPanicQueryLogicError)); |
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158 |
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159 TInt err = aError; |
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160 if (err == KErrNone) |
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161 { |
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162 TRAP(err, HandleQueryCompletedL(aQuery)); |
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163 } |
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164 |
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165 if (err != KErrNone && !iCancelled) |
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166 { |
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167 HandleRequestComplete(err); |
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168 } |
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169 } |
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170 |
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171 // ---------------------------------------------------------------------------- |
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172 // CGlxDataSourceTaskMde::DataSource |
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173 // ---------------------------------------------------------------------------- |
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174 // |
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175 CGlxDataSourceMde* CGlxDataSourceTaskMde::DataSource() |
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176 { |
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177 TRACER("CGlxDataSourceTaskMde::DataSource()"); |
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178 return static_cast<CGlxDataSourceMde*>(iDataSource); |
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179 } |
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180 |
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181 // ---------------------------------------------------------------------------- |
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182 // CGlxDataSourceTaskMde::AddMonthFilterL |
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183 // ---------------------------------------------------------------------------- |
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184 // |
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185 void CGlxDataSourceTaskMde::AddMonthFilterL(const TGlxMediaId& aContainerId, |
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186 TGlxFilterProperties& aFilterProperties) |
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187 { |
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188 TRACER("CGlxDataSourceTaskMde::AddMonthFilterL(const TGlxMediaId& aContainerId, TGlxFilterProperties& aFilterProperties)"); |
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189 CMdEObject* month = DataSource()->Session().GetObjectL(aContainerId.Value()); |
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190 if( !month ) |
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191 { |
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192 User::Leave(KErrNotFound); |
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193 } |
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194 CleanupStack::PushL(month); |
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195 |
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196 AddMonthFilterL(month, aFilterProperties); |
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197 |
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198 CleanupStack::PopAndDestroy(month); |
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199 } |
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200 |
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201 |
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202 // ---------------------------------------------------------------------------- |
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203 // CGlxDataSourceTaskMde::AddMonthFilterL |
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204 // ---------------------------------------------------------------------------- |
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205 // |
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206 void CGlxDataSourceTaskMde::AddMonthFilterL(CMdEObject* aMonth, TGlxFilterProperties& |
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207 aFilterProperties) |
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208 { |
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209 TRACER("CGlxDataSourceTaskMde::AddMonthFilterL(CMdEObject* aMonth, TGlxFilterProperties& aFilterProperties)"); |
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210 CMdEPropertyDef& creationDateDef = DataSource()->ObjectDef().GetPropertyDefL( |
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211 KPropertyDefNameCreationDate); |
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212 if (creationDateDef.PropertyType() != EPropertyTime) |
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213 { |
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214 User::Leave(KErrCorrupt); |
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215 } |
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216 |
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217 CMdEPropertyDef& lmDateDef = DataSource()->ObjectDef().GetPropertyDefL( |
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218 KPropertyDefNameLastModifiedDate); |
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219 if (lmDateDef.PropertyType() != EPropertyTime) |
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220 { |
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221 User::Leave(KErrCorrupt); |
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222 } |
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223 |
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224 CMdEProperty* startDate; |
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225 TInt startDateIndex = aMonth->Property(creationDateDef, startDate); |
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226 if( KErrNotFound == startDateIndex) |
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227 { |
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228 User::Leave(KErrCorrupt); |
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229 } |
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230 aFilterProperties.iStartDate = static_cast<CMdETimeProperty*>(startDate)->Value(); |
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231 |
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232 CMdEProperty* endDate; |
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233 TInt endDateIndex = aMonth->Property(lmDateDef, endDate); |
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234 if( KErrNotFound == endDateIndex) |
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235 { |
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236 User::Leave(KErrCorrupt); |
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237 } |
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238 aFilterProperties.iEndDate = static_cast<CMdETimeProperty*>(endDate)->Value(); |
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239 } |
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240 |
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241 // ---------------------------------------------------------------------------- |
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242 // CGlxDataSourceTaskMde::SetQueryConditionsL |
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243 // ---------------------------------------------------------------------------- |
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244 // |
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245 void CGlxDataSourceTaskMde::SetQueryConditionsL(CMdEQuery& aQuery, |
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246 const TGlxFilterProperties& aFilterProperties, const TGlxMediaId aContainerId, |
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247 CMdEObjectDef& aObjectDef) |
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248 { |
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249 TRACER("CGlxDataSourceTaskMde::SetQueryConditionsL()"); |
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250 |
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251 CMdELogicCondition& rootCondition = aQuery.Conditions(); |
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252 CMdEObjectDef* objectDef = &aObjectDef; |
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253 |
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254 SetQueryFilterConditionsL(rootCondition, *objectDef, aFilterProperties); |
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255 |
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256 if (aQuery.ResultMode() != EQueryResultModeCount) |
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257 { |
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258 SetSortOrderL(aQuery, aObjectDef, aFilterProperties); |
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259 } |
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260 |
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261 if( KGlxCollectionRootId != aContainerId.Value() ) |
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262 { |
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263 CMdELogicCondition* containerCondition = NULL; |
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264 CMdERelationCondition* relationCondition = NULL; |
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265 objectDef = &DataSource()->ObjectDef(); |
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266 if( DataSource()->ContainerIsLeft(aObjectDef) ) |
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267 { |
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268 relationCondition = &rootCondition.AddRelationConditionL( |
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269 DataSource()->ContainsDef(), ERelationConditionSideRight); |
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270 containerCondition = &relationCondition->LeftL(); |
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271 } |
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272 else |
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273 { |
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274 relationCondition = &rootCondition.AddRelationConditionL( |
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275 DataSource()->ContainsDef(), ERelationConditionSideLeft); |
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276 containerCondition = &relationCondition->RightL(); |
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277 } |
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278 containerCondition->AddObjectConditionL(aContainerId.Value()); |
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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 // ---------------------------------------------------------------------------- |
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284 // CGlxDataSourceTaskMde::SetQueryFilterConditionsL |
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285 // ---------------------------------------------------------------------------- |
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286 // |
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287 void CGlxDataSourceTaskMde::SetQueryFilterConditionsL(CMdELogicCondition& |
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288 aLogicCondition, CMdEObjectDef& aObjectDef, |
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289 const TGlxFilterProperties& aFilterProperties) |
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290 { |
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291 TRACER("CGlxDataSourceTaskMde::SetQueryFilterConditionsL()"); |
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292 |
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293 if( aFilterProperties.iUri ) |
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294 { |
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295 aLogicCondition.AddObjectConditionL(EObjectConditionCompareUri, |
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296 *aFilterProperties.iUri); |
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297 } |
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298 |
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299 if( 0 == aObjectDef.Compare(DataSource()->ObjectDef()) ) |
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300 { |
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301 // Filter on content type |
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302 if ( EGlxFilterVideoAndImages == aFilterProperties.iItemType ) |
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303 { |
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304 CMdELogicCondition& logicCondition = |
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305 aLogicCondition.AddLogicConditionL(ELogicConditionOperatorOr); |
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306 logicCondition.AddObjectConditionL( DataSource()->ImageDef() ); |
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307 logicCondition.AddObjectConditionL( DataSource()->VideoDef() ); |
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308 } |
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309 } |
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310 |
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311 if( ( aFilterProperties.iMinCount > 0 ) && ( |
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312 CGlxDataSource::EContainerTypeNotAContainer != DataSource()->ContainerType( |
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313 &aObjectDef) ) ) |
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314 { |
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315 TMdEUintRange range(aFilterProperties.iMinCount, |
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316 aFilterProperties.iMinCount,EMdERangeTypeGreaterOrEqual); |
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317 aLogicCondition.AddObjectConditionL(range); |
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318 } |
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319 |
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320 if( 0 != aFilterProperties.iContainsItem.Value() ) |
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321 { |
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322 |
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323 if( DataSource()->ContainerIsLeft(aObjectDef) ) |
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324 { |
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325 CMdERelationCondition& relationCondition = |
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326 aLogicCondition.AddRelationConditionL( |
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327 DataSource()->ContainsDef(), ERelationConditionSideLeft); |
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328 relationCondition.RightL().AddObjectConditionL( |
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329 aFilterProperties.iContainsItem.Value()); |
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330 } |
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331 else |
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332 { |
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333 CMdERelationCondition& relationCondition = aLogicCondition.AddRelationConditionL( |
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334 DataSource()->ContainsDef(), ERelationConditionSideRight); |
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335 relationCondition.LeftL().AddObjectConditionL(aFilterProperties.iContainsItem.Value()); |
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336 } |
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337 } |
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338 |
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339 if( EGlxFilterOriginNotUsed != aFilterProperties.iOrigin ) |
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340 { |
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341 CMdEPropertyDef& originProperty = aObjectDef.GetPropertyDefL(KPropertyDefNameOrigin); |
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342 if( EGlxFilterOriginDownload == aFilterProperties.iOrigin ) |
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343 { |
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344 // The download collection shows all but captured items |
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345 aLogicCondition.AddPropertyConditionL(originProperty, TMdEUintNotEqual( |
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346 MdeConstants::Object::ECamera)); |
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347 } |
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348 else if(EGlxFilterOriginCamera == aFilterProperties.iOrigin ) |
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349 { |
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350 // The camera collection Shows the captured Items |
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351 aLogicCondition.AddPropertyConditionL(originProperty, TMdEUintEqual( |
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352 MdeConstants::Object::ECamera)); |
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353 } |
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354 else if(EGlxFilterOriginAll == aFilterProperties.iOrigin ) |
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355 { |
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356 // The Months Collection Populates All the Items, filter |
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357 // it for Images and Videos only |
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358 CMdELogicCondition& logicCondition = |
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359 aLogicCondition.AddLogicConditionL(ELogicConditionOperatorOr); |
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360 logicCondition.AddObjectConditionL( DataSource()->ImageDef() ); |
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361 } |
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362 } |
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363 |
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364 if( aFilterProperties.iExcludeAnimation ) |
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365 { |
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366 // Exclude any image with a frame count > 1 |
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367 const TInt excludeAllImagesAboveOrEqualToThisFrameCount = 2; |
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368 CMdEPropertyDef& frameCountProperty = DataSource()->ImageDef().GetPropertyDefL( |
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369 KPropertyDefNameFrameCount); |
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370 aLogicCondition.AddPropertyConditionL(frameCountProperty, TMdEIntLess( |
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371 excludeAllImagesAboveOrEqualToThisFrameCount)); |
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372 } |
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373 |
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374 if( aFilterProperties.iNoDRM ) |
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375 { |
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376 __ASSERT_DEBUG((EGlxFilterImage == aFilterProperties.iItemType), Panic( |
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377 EGlxPanicIllegalArgument)); |
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378 |
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379 CMdEPropertyDef& drmProperty = DataSource()->ImageDef().GetPropertyDefL(MdeConstants::MediaObject::KDRMProperty); |
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380 CMdEPropertyCondition& drmPropertyCondition = aLogicCondition.AddPropertyConditionL(drmProperty); |
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381 drmPropertyCondition.SetNegate(ETrue); |
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382 } |
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383 |
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384 if( aFilterProperties.iPath ) // If this is set. Then we need to filter on the Ids it supplies |
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385 { |
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386 TArray<TInt> selection = aFilterProperties.iPath->Selection(); |
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387 TInt selectionCount = selection.Count(); |
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388 RArray<TItemId> itemList; |
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389 CleanupClosePushL(itemList); |
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390 GLX_DEBUG2("Reading Ids from Path, count = %d", selectionCount); |
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391 if( selectionCount ) |
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392 { |
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393 for( TInt i = 0; i < selectionCount; i++ ) |
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394 { |
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395 const TMPXItemId& itemId = aFilterProperties.iPath->IdOfIndex(selection[i]); |
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396 itemList.AppendL(itemId); |
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397 } |
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398 aLogicCondition.AddObjectConditionL(itemList); |
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399 } |
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400 CleanupStack::Pop(&itemList); |
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401 } |
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402 |
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403 if( !aFilterProperties.iIncludeCameraAlbum ) |
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404 { |
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405 CMdEObjectCondition& objectCondition = aLogicCondition.AddObjectConditionL( |
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406 DataSource()->CameraAlbumId().Value()); |
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407 objectCondition.SetNegate(ETrue); |
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408 } |
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409 |
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410 if( TTime(0) != aFilterProperties.iStartDate ) |
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411 { |
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412 CMdEPropertyDef& creationDateDef = aObjectDef.GetPropertyDefL( |
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413 KPropertyDefNameCreationDate); |
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414 if (creationDateDef.PropertyType() != EPropertyTime) |
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415 { |
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416 User::Leave(KErrCorrupt); |
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417 } |
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418 |
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419 aLogicCondition.AddPropertyConditionL(creationDateDef, TMdETimeBetween( |
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420 aFilterProperties.iStartDate, aFilterProperties.iEndDate)); |
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421 } |
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422 } |
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423 |
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424 // ---------------------------------------------------------------------------- |
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425 // CGlxDataSourceTaskMde::SetSortOrderL |
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426 // ---------------------------------------------------------------------------- |
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427 // |
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428 void CGlxDataSourceTaskMde::SetSortOrderL(CMdEQuery& aQuery, CMdEObjectDef& aObjectDef, |
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429 const TGlxFilterProperties& aFilterProperties) |
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430 { |
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431 TRACER("CGlxDataSourceTaskMde::SetSortOrderL()"); |
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432 switch(aFilterProperties.iSortOrder) |
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433 { |
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434 case EGlxFilterSortOrderAlphabetical: |
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435 { |
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436 CMdEPropertyDef& titleProperty = aObjectDef.GetPropertyDefL(KPropertyDefNameTitle); |
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437 TMdEOrderRule orderRule(titleProperty, aFilterProperties.iSortDirection == |
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438 EGlxFilterSortDirectionAscending); |
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439 orderRule.SetType(EOrderRuleTypeProperty); |
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440 orderRule.SetCaseSensitive(EFalse); |
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441 aQuery.AppendOrderRuleL(orderRule); |
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442 break; |
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443 } |
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444 case EGlxFilterSortOrderItemCount: |
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445 { |
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446 //Order rule is needed for tags popularity |
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447 TMdEOrderRule orderRule(EOrderRuleTypeUsageCount, aFilterProperties.iSortDirection == |
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448 EGlxFilterSortDirectionAscending); |
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449 aQuery.AppendOrderRuleL(orderRule); |
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450 break; |
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451 } |
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452 case EGlxFilterSortOrderCaptureDate: |
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453 { |
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454 CMdEPropertyDef& creationDateProperty = aObjectDef.GetPropertyDefL( |
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455 KPropertyDefNameCreationDate); |
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456 TMdEOrderRule orderRule(creationDateProperty, aFilterProperties.iSortDirection == |
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457 EGlxFilterSortDirectionAscending); |
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458 orderRule.SetType(EOrderRuleTypeProperty); |
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459 aQuery.AppendOrderRuleL(orderRule); |
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460 TMdEOrderRule orderRule2(EOrderRuleTypeItemID, aFilterProperties.iSortDirection == |
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461 EGlxFilterSortDirectionAscending); |
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462 aQuery.AppendOrderRuleL(orderRule2); |
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463 break; |
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464 } |
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465 case EGlxFilterSortOrderModifiedDate: |
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466 { |
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467 CMdEPropertyDef& modifiedDateProperty = aObjectDef.GetPropertyDefL( |
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468 KPropertyDefNameLastModifiedDate); |
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469 TMdEOrderRule orderRule(modifiedDateProperty, aFilterProperties.iSortDirection == |
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470 EGlxFilterSortDirectionAscending); |
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471 orderRule.SetType(EOrderRuleTypeProperty); |
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472 aQuery.AppendOrderRuleL(orderRule); |
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473 TMdEOrderRule orderRule2(EOrderRuleTypeItemID, aFilterProperties.iSortDirection == |
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474 EGlxFilterSortDirectionAscending); |
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475 aQuery.AppendOrderRuleL(orderRule2); |
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476 break; |
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477 } |
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478 case EGlxFilterSortOrderNotUsed: |
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479 { |
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480 break; |
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481 } |
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482 } |
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483 } |
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484 |
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485 // ---------------------------------------------------------------------------- |
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486 // CGlxDataSourceTaskMde::MaxQueryResultsCount |
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487 // ---------------------------------------------------------------------------- |
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488 // |
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489 TInt CGlxDataSourceTaskMde::MaxQueryResultsCount(const TGlxFilterProperties& |
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490 aFilterProperties) const |
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491 { |
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492 TRACER("CGlxDataSourceTaskMde::MaxQueryResultsCount()"); |
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493 TInt ret = KMdEQueryDefaultMaxCount; |
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494 if (aFilterProperties.iLastCaptureDate || aFilterProperties.iMaxCount == 1) |
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495 { |
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496 ret = 1; |
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497 } |
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498 GLX_DEBUG2("CGlxDataSourceTaskMde::MaxQueryResultsCount ret=%d", ret); |
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499 return ret; |
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500 } |
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501 |
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502 // ---------------------------------------------------------------------------- |
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503 // CGlxDataSourceTaskMde::RemoveQuery |
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504 // ---------------------------------------------------------------------------- |
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505 // |
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506 void CGlxDataSourceTaskMde::RemoveQuery() |
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507 { |
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508 TRACER("CGlxDataSourceTaskMde::RemoveQuery()"); |
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509 CMdEQuery* query = iQueries[0]; |
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510 iQueryTypes.Remove(0); |
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511 iQueries.Remove(0); |
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512 query->RemoveObserver(*this); |
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513 delete query; |
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514 } |
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515 |
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516 // ---------------------------------------------------------------------------- |
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517 // CGlxDataSourceTaskMde::DoQueryL |
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518 // ---------------------------------------------------------------------------- |
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519 // |
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520 void CGlxDataSourceTaskMde::DoQueryL(CMdEObjectDef& aObjectDef, |
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521 TBool aIsContent, TGlxQueryType aQueryType, TQueryResultMode aResultMode, |
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522 const TGlxMediaId& aContainerId) |
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523 { |
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524 TRACER("CGlxDataSourceTaskMde::DoQueryL()"); |
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525 |
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526 CMdEObjectDef* queryBaseObject = &aObjectDef; |
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527 if( aIsContent ) |
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528 { |
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529 switch(iFilterProperties.iItemType) |
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530 { |
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531 case EGlxFilterImage: |
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532 { |
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533 queryBaseObject = &DataSource()->ImageDef(); |
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534 break; |
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535 } |
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536 case EGlxFilterVideo: |
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537 { |
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538 queryBaseObject = &DataSource()->VideoDef(); |
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539 break; |
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540 } |
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541 default: |
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542 { |
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543 queryBaseObject = &DataSource()->ObjectDef(); |
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544 break; |
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545 } |
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546 } |
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547 } |
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548 |
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549 CMdEQuery* query = DataSource()->Session().NewObjectQueryL(*DataSource()->NamespaceDef(), |
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550 *queryBaseObject, this); |
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551 CleanupStack::PushL(query); |
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552 |
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553 query->SetResultMode(aResultMode); |
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554 SetQueryConditionsL(*query, iFilterProperties, aContainerId, aObjectDef); |
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555 |
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556 CleanupStack::Pop(query); |
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557 |
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558 AppendQueryL(query, aQueryType); |
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559 |
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560 query->FindL(MaxQueryResultsCount(iFilterProperties)); |
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561 } |
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562 |
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563 // ---------------------------------------------------------------------------- |
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564 // CGlxDataSourceTask::QueueImageVideoObjectQueriesL |
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565 // ---------------------------------------------------------------------------- |
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566 // |
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567 void CGlxDataSourceTaskMde::QueueImageVideoObjectQueriesL(const RArray<TGlxMediaId>& aObjectIds, |
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568 const TGlxFilterProperties& aFilterProperties) |
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569 { |
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570 TRACER("CGlxDataSourceTaskMde::QueueImageVideoObjectQueriesL()"); |
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571 if (aFilterProperties.iItemType == EGlxFilterImage) |
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572 { |
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573 // Only perform the image query |
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574 QueueObjectQueryL(DataSource()->ImageDef(), aObjectIds, EImageVideoQuery); |
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575 } |
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576 else if (aFilterProperties.iItemType == EGlxFilterVideo) |
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577 { |
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578 // Only perform the video query |
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579 QueueObjectQueryL(DataSource()->VideoDef(), aObjectIds, EImageVideoQuery); |
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580 } |
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581 else |
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582 { |
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583 QueueObjectQueryL(DataSource()->ImageDef(), aObjectIds, EImageVideoQuery); |
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584 QueueObjectQueryL(DataSource()->VideoDef(), aObjectIds, EImageVideoQuery); |
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585 // Perform both the image and video queries |
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586 } |
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587 } |
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588 |
|
589 // ---------------------------------------------------------------------------- |
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590 // CGlxDataSourceTask::QueueTagObjectQueryL |
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591 // ---------------------------------------------------------------------------- |
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592 // |
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593 void CGlxDataSourceTaskMde::QueueTagObjectQueryL(const RArray<TGlxMediaId>& aObjectIds) |
|
594 { |
|
595 TRACER("CGlxDataSourceTaskMde::QueueTagObjectQueryL()"); |
|
596 QueueObjectQueryL(DataSource()->TagDef(), aObjectIds, EImageVideoQuery); |
|
597 } |
|
598 |
|
599 // ---------------------------------------------------------------------------- |
|
600 // CGlxDataSourceTask::QueueAlbumObjectQueryL |
|
601 // ---------------------------------------------------------------------------- |
|
602 // |
|
603 void CGlxDataSourceTaskMde::QueueAlbumObjectQueryL(const RArray<TGlxMediaId>& aObjectIds) |
|
604 { |
|
605 TRACER("CGlxDataSourceTaskMde::QueueAlbumObjectQueryL()"); |
|
606 QueueObjectQueryL(DataSource()->AlbumDef(), aObjectIds, EImageVideoQuery); |
|
607 } |
|
608 |
|
609 |
|
610 void CGlxDataSourceTaskMde::QueueMonthObjectQueryL(const RArray<TGlxMediaId>& aObjectIds) |
|
611 { |
|
612 TRACER("CGlxDataSourceTaskMde::QueueMonthObjectQueryL()"); |
|
613 QueueObjectQueryL(DataSource()->MonthDef(), aObjectIds, EImageVideoQuery); |
|
614 } |
|
615 |
|
616 // ---------------------------------------------------------------------------- |
|
617 // CGlxDataSourceTask::QueueObjectQueryL |
|
618 // ---------------------------------------------------------------------------- |
|
619 // |
|
620 void CGlxDataSourceTaskMde::QueueObjectQueryL(CMdEObjectDef& aObjectDef, |
|
621 const RArray<TGlxMediaId>& aObjectIds, const TGlxQueryType& aQueryType) |
|
622 { |
|
623 TRACER("CGlxDataSourceTaskMde::QueueObjectQueryL()"); |
|
624 CMdEQuery* query = DataSource()->Session().NewObjectQueryL(*DataSource()->NamespaceDef(), |
|
625 aObjectDef, this); |
|
626 CleanupStack::PushL(query); |
|
627 |
|
628 CMdELogicCondition& lc = query->Conditions(); |
|
629 NGlxDataSourceMdsUtility::AddObjectConditionL(lc,aObjectIds); |
|
630 |
|
631 query->SetResultMode(EQueryResultModeItem); |
|
632 |
|
633 CleanupStack::Pop(query); |
|
634 AppendQueryL(query, aQueryType); |
|
635 |
|
636 } |
|
637 |
|
638 // ---------------------------------------------------------------------------- |
|
639 // CGlxDataSourceTaskMde::AppendQueryL |
|
640 // ---------------------------------------------------------------------------- |
|
641 // |
|
642 void CGlxDataSourceTaskMde::AppendQueryL(CMdEQuery* aQuery, const TGlxQueryType& aQueryType) |
|
643 { |
|
644 TRACER("CGlxDataSourceTaskMde::AppendQueryL()"); |
|
645 CleanupStack::PushL(aQuery); |
|
646 |
|
647 TInt err = iQueryTypes.Append(aQueryType); |
|
648 |
|
649 if (KErrNone == err) |
|
650 { |
|
651 iQueries.AppendL(aQuery); |
|
652 CleanupStack::Pop(aQuery); |
|
653 } |
|
654 else |
|
655 { |
|
656 User::Leave(err); |
|
657 } |
|
658 } |
|
659 |
|
660 // ---------------------------------------------------------------------------- |
|
661 // CGlxDataSourceTaskMde::ExecuteQueryL |
|
662 // ---------------------------------------------------------------------------- |
|
663 // |
|
664 void CGlxDataSourceTaskMde::ExecuteQueryL() |
|
665 { |
|
666 TRACER("CGlxDataSourceTaskMde::ExecuteQueryL()"); |
|
667 __ASSERT_DEBUG(iQueries.Count(), Panic(EGlxPanicQueryLogicError)); |
|
668 iQueries[0]->FindL(); |
|
669 } |
|
670 |
|
671 // ---------------------------------------------------------------------------- |
|
672 // CGlxDataSourceTaskMde::HandleQueryCompletedL |
|
673 // ---------------------------------------------------------------------------- |
|
674 // |
|
675 void CGlxDataSourceTaskMde::HandleQueryCompletedL(CMdEQuery& aQuery) |
|
676 { |
|
677 TRACER("CGlxDataSourceTaskMde::HandleQueryCompletedL()"); |
|
678 DoHandleQueryCompletedL(aQuery); |
|
679 |
|
680 // Both the function calls should be executed if any |
|
681 // request is not cancelled before completion. |
|
682 // All the pending Queries are already destroyed in CancelRequest. |
|
683 // Hence we do not have to call RemoveQuery here. That will lead to |
|
684 // User 130 crash. |
|
685 // DoNextQuery tries to get iQueries.Count(). Since iQueries is destroyed |
|
686 // in CancelRequest |
|
687 if (iCancelled) |
|
688 { |
|
689 GLX_LOG_INFO("***Query already Removed. Hence Return***"); |
|
690 return; |
|
691 } |
|
692 RemoveQuery(); |
|
693 DoNextQueryL(); |
|
694 } |
|
695 |
|
696 // ---------------------------------------------------------------------------- |
|
697 // CGlxDataSourceTaskMde::DestroyQueries |
|
698 // ---------------------------------------------------------------------------- |
|
699 // |
|
700 void CGlxDataSourceTaskMde::DestroyQueries() |
|
701 { |
|
702 TRACER("CGlxDataSourceTaskMde::DestroyQueries()"); |
|
703 for (TInt i = 0; i < iQueries.Count(); i++) |
|
704 { |
|
705 // Ensure that there are not any running queries |
|
706 iQueries[i]->RemoveObserver(*this); |
|
707 iQueries[i]->Cancel(); |
|
708 } |
|
709 iQueries.ResetAndDestroy(); |
|
710 iQueryTypes.Close(); |
|
711 } |
|
712 |
|
713 |
|
714 |