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1 /* |
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2 * Copyright (c) 2007 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 the License "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: Handles collection Open operation related functionality.* |
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15 */ |
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16 |
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17 |
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18 |
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19 // INCLUDE FILES |
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20 #include <e32base.h> |
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21 #include <mpxlog.h> |
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22 #include <mpxcollectionplugin.h> |
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23 #include <mpxcollectionpluginobserver.h> |
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24 #include <mpxmediacontainerdefs.h> |
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25 #include <mpxmediageneraldefs.h> |
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26 |
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27 #include "vcxmyvideoscollectionplugin.h" |
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28 #include "vcxmyvideosopenhandler.h" |
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29 #include "vcxmyvideosvideocache.h" |
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30 #include "vcxmyvideosmdsdb.h" |
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31 #include "vcxmyvideoscategories.h" |
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32 #include "vcxmyvideosmessagelist.h" |
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33 #include "vcxmyvideoscollectionutil.h" |
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34 |
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35 // ============================ MEMBER FUNCTIONS ============================= |
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36 |
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37 // --------------------------------------------------------------------------- |
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38 // Constructor |
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39 // --------------------------------------------------------------------------- |
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40 // |
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41 CVcxMyVideosOpenHandler::CVcxMyVideosOpenHandler( CVcxMyVideosCollectionPlugin& aCollection, |
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42 CVcxMyVideosVideoCache& aCache, |
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43 CVcxMyVideosMdsDb& aMds ) |
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44 : iCollection( aCollection ), iCache( aCache ), iMds( aMds ) |
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45 { |
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46 } |
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47 |
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48 // --------------------------------------------------------------------------- |
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49 // 2nd-phase constructor |
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50 // --------------------------------------------------------------------------- |
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51 // |
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52 void CVcxMyVideosOpenHandler::ConstructL() |
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53 { |
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54 iCategoryIdsBeingOpened.Reset(); |
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55 } |
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56 |
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57 // --------------------------------------------------------------------------- |
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58 // Two-Phase Constructor |
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59 // --------------------------------------------------------------------------- |
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60 // |
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61 CVcxMyVideosOpenHandler* CVcxMyVideosOpenHandler::NewL( CVcxMyVideosCollectionPlugin& aCollection, |
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62 CVcxMyVideosVideoCache& aCache, |
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63 CVcxMyVideosMdsDb& aMds ) |
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64 { |
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65 CVcxMyVideosOpenHandler* self = new(ELeave) CVcxMyVideosOpenHandler( aCollection, |
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66 aCache, aMds ); |
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67 CleanupStack::PushL( self ); |
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68 self->ConstructL(); |
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69 CleanupStack::Pop( self ); |
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70 return self; |
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71 } |
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72 |
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73 // --------------------------------------------------------------------------- |
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74 // Destructor |
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75 // --------------------------------------------------------------------------- |
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76 // |
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77 CVcxMyVideosOpenHandler::~CVcxMyVideosOpenHandler() |
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78 { |
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79 iCategoryIdsBeingOpened.Close(); |
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80 |
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81 TInt count = iVideoListsBeingOpened.Count(); |
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82 for ( TInt i = 0; i < count; i++ ) |
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83 { |
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84 delete iVideoListsBeingOpened[i]; |
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85 iVideoListsBeingOpened[i] = NULL; |
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86 } |
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87 iVideoListsBeingOpened.Close(); |
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88 } |
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89 |
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90 // --------------------------------------------------------------------------- |
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91 // CVcxMyVideosOpenHandler::OpenL |
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92 // --------------------------------------------------------------------------- |
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93 // |
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94 void CVcxMyVideosOpenHandler::OpenL( |
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95 const CMPXCollectionPath& aPath ) |
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96 { |
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97 MPX_FUNC("CVcxMyVideosOpenHandler::OpenL"); |
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98 |
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99 MPX_DEBUG1("CVcxMyVideosOpenHandler:: path before open:"); |
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100 MPX_DEBUG_PATH( aPath ); |
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101 |
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102 switch ( aPath.Levels() ) |
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103 { |
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104 case 1: |
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105 { |
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106 //we are at root level, return main level items (categories) |
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107 |
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108 // this is needed to update category counters |
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109 TRAPD( err, iCache.CreateVideoListL() ); |
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110 |
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111 if ( err != KErrNone ) |
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112 { |
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113 MPX_DEBUG2("iCache->CreateVideoListL() left: %d. Returning categories anyway.", err); |
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114 } |
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115 iCollection.iObs->HandleOpen( iCollection.CategoriesL().iList, KErrNone ); |
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116 } |
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117 break; |
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118 |
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119 case 2: |
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120 { |
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121 //we are at second level, return video list from some category |
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122 |
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123 TInt categoryId = aPath.Id(); |
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124 |
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125 MPX_DEBUG2("CVcxMyVideosOpenHandler:: opening category %d", categoryId); |
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126 |
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127 if ( categoryId != KVcxMvcCategoryIdAll && |
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128 categoryId != KVcxMvcCategoryIdDownloads && |
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129 categoryId != KVcxMvcCategoryIdTvRecordings && |
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130 categoryId != KVcxMvcCategoryIdCaptured && |
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131 categoryId != KVcxMvcCategoryIdOther ) |
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132 { |
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133 MPX_DEBUG2("CVcxMyVideosOpenHandler:: category ID not valid (%d) -> calling HandleOpen with KErrNotFound", categoryId); |
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134 iCollection.iObs->HandleOpen( static_cast<CMPXMedia*>(NULL), KErrNotFound ); |
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135 return; |
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136 } |
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137 |
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138 TUint8 origin = static_cast<TUint8>( TVcxMyVideosCollectionUtil::Origin( categoryId ) ); |
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139 |
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140 iCache.CreateVideoListL(); // Causes async call to MDS, callbacks to DoHandleCreateVideoListRespL will happen. |
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141 // If iCache.iVideoList is complete and can be used (correct sorting order), |
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142 // then nothing is done. |
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143 |
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144 if ( !iCache.iVideoListIsPartial ) |
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145 { |
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146 MPX_DEBUG1("CVcxMyVideosOpenHandler:: videolist complete"); |
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147 |
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148 // iCache.iVideoList is complete |
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149 if ( categoryId == KVcxMvcCategoryIdAll ) |
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150 { |
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151 MPX_DEBUG1("CVcxMyVideosOpenHandler:: KVcxMvcCategoryIdAll: calling HandleOpen(iCache.iVideoList)"); |
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152 iCollection.iObs->HandleOpen( iCache.iVideoList, KErrNone ); |
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153 } |
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154 else |
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155 { |
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156 MPX_DEBUG1("CVcxMyVideosOpenHandler:: other than KVcxMvcCategoryIdAll: creating new category video list"); |
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157 CMPXMedia* videoList = iCache.CreateVideoListByOriginL( origin ); |
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158 MPX_DEBUG1("CVcxMyVideosOpenHandler:: calling HandleOpen(new list)"); |
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159 iCollection.iObs->HandleOpen( videoList, KErrNone ); |
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160 delete videoList; |
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161 } |
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162 iCollection.iMessageList->AddEventL( KVcxMessageMyVideosListComplete ); |
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163 iCollection.iMessageList->SendL(); |
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164 |
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165 // No append events will arrive anymore -> we create our own version of the |
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166 // video list. |
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167 iCache.ReCreateVideoListL(); |
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168 } |
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169 else |
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170 { |
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171 MPX_DEBUG1("CVcxMyVideosOpenHandler:: video list incomplete"); |
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172 // iCache.iVideoList is incomplete |
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173 |
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174 if ( categoryId == KVcxMvcCategoryIdAll ) |
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175 { |
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176 MPX_DEBUG1("CVcxMyVideosOpenHandler:: KVcxMvcCategoryIdAll, calling HandleOpen"); |
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177 iCollection.iObs->HandleOpen( iCache.iVideoList, KErrNone ); |
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178 } |
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179 else |
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180 { |
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181 MPX_DEBUG1("CVcxMyVideosOpenHandler:: other than KVcxMvcCategoryIdAll"); |
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182 |
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183 TInt pos = iCategoryIdsBeingOpened.Find( categoryId ); |
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184 if ( pos == KErrNotFound ) |
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185 { |
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186 MPX_DEBUG1("CVcxMyVideosOpenHandler:: category was not opened yet, creating list for it"); |
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187 iCategoryIdsBeingOpened.AppendL( categoryId ); |
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188 CMPXMedia* videoList = iCache.CreateVideoListByOriginL( origin ); |
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189 iVideoListsBeingOpened.AppendL( videoList ); |
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190 MPX_DEBUG1("CVcxMyVideosOpenHandler:: calling HandleOpen"); |
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191 iCollection.iObs->HandleOpen( iCache.iVideoList, KErrNone ); |
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192 } |
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193 else |
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194 { |
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195 MPX_DEBUG1("CVcxMyVideosOpenHandler:: category was already being opened, calling HandleOpen with that"); |
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196 iCollection.iObs->HandleOpen( iVideoListsBeingOpened[pos], KErrNone ); |
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197 } |
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198 } |
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199 } |
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200 |
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201 } |
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202 break; |
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203 |
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204 case 3: |
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205 { |
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206 iCollection.iObs->HandleOpen(const_cast<CMPXCollectionPath*> (&aPath), KErrNone); |
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207 } |
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208 break; |
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209 |
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210 default: |
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211 break; |
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212 |
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213 } //switch |
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214 } |
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215 |
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216 // ---------------------------------------------------------------------------- |
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217 // CVcxMyVideosOpenHandler::DoHandleCreateVideoListRespL |
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218 // New items fetched from MDS. iCache.iVideoList = aVideoList. |
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219 // ---------------------------------------------------------------------------- |
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220 // |
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221 void CVcxMyVideosOpenHandler::DoHandleCreateVideoListRespL( |
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222 CMPXMedia* aVideoList, TInt aNewItemsStartIndex, TBool aComplete ) |
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223 { |
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224 MPX_FUNC("CVcxMyVideosOpenHandler::DoHandleCreateVideoListRespL()"); |
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225 |
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226 MPX_DEBUG2("CVcxMyVideosOpenHandler:: aComplete = %d", aComplete); |
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227 |
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228 if ( aNewItemsStartIndex != KErrNotFound ) |
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229 { |
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230 //iCache.iVideoList now contains new items, tell iCache to check if partial list contains the new items |
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231 iCache.CheckForPartialVideoListItemsL( aNewItemsStartIndex ); |
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232 } |
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233 |
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234 // Append new items to category video lists. All category is using iCache.iVideoList, thus no need to append to it. |
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235 TInt count = iCategoryIdsBeingOpened.Count(); |
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236 for ( TInt i = 0; i < count; i++ ) |
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237 { |
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238 iCache.AppendToListL( *iVideoListsBeingOpened[i], *aVideoList, |
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239 TVcxMyVideosCollectionUtil::Origin( iCategoryIdsBeingOpened[i] ), |
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240 aNewItemsStartIndex ); |
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241 } |
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242 |
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243 if ( aComplete == 0 ) |
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244 { |
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245 iCollection.iMessageList->AddEventL( KVcxMessageMyVideosItemsAppended ); |
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246 |
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247 // Still fetching items |
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248 // Missing download fields filled from download manager |
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249 TRAP_IGNORE( iCollection.SyncVideoListWithDownloadsL( *(iCache.iVideoList), |
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250 EFalse /* dont send events */, aNewItemsStartIndex ); ); |
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251 iCollection.CategoriesL().UpdateCategoriesL( *aVideoList, aNewItemsStartIndex ); |
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252 } |
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253 else |
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254 { |
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255 // End event arrived |
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256 |
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257 iCache.iVideoListIsPartial = EFalse; |
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258 |
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259 // Create modify event for All category. |
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260 // This will cause client to make a new OpenL() call. |
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261 // Also this causes collection framework to purge its possibly outdated |
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262 // (KVcxMessageMyVideosItemsAppended events don't update collection framework cache) cache. |
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263 MPX_DEBUG3("CVcxMyVideosOpenHandler:: adding modify event for category[%d], extra info = %d", |
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264 KVcxMvcCategoryIdAll, EVcxMyVideosVideoListOrderChanged ); |
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265 iCollection.iMessageList->AddEventL( TMPXItemId( KVcxMvcCategoryIdAll, 1 ), EMPXItemModified, |
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266 EVcxMyVideosVideoListOrderChanged ); |
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267 // We dont send here, the send is at the end of this function. |
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268 |
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269 for ( TInt i = 0; i < count; i++ ) |
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270 { |
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271 // Create modify event for other than All categories. |
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272 // This will cause client to make a new OpenL() call. |
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273 // Also this causes collection framework to purge its possibly outdated |
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274 // (KVcxMessageMyVideosItemsAppended events don't update collection frameworks cache) cache. |
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275 MPX_DEBUG3("CVcxMyVideosOpenHandler:: adding modify event for category[%d], extra info = %d", |
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276 iCategoryIdsBeingOpened[i], EVcxMyVideosVideoListOrderChanged ); |
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277 iCollection.iMessageList->AddEventL( TMPXItemId( iCategoryIdsBeingOpened[i], 1 ), EMPXItemModified, |
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278 EVcxMyVideosVideoListOrderChanged ); |
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279 // We dont send here, the send is at the end of this function. |
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280 delete iVideoListsBeingOpened[i]; // we can delete our copy, client has its own copy |
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281 iVideoListsBeingOpened[i] = NULL; |
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282 } |
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283 iVideoListsBeingOpened.Reset(); |
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284 iCategoryIdsBeingOpened.Reset(); |
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285 |
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286 // all category, lets delete our copy and start using new one, this gives the full ownership to client |
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287 iCache.ReCreateVideoListL(); |
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288 |
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289 iCollection.CategoriesL().UpdateCategoriesNewVideoNamesL(); |
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290 |
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291 iCollection.iMessageList->AddEventL( KVcxMessageMyVideosListComplete ); |
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292 } |
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293 iCollection.iMessageList->SendL(); |
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294 } |
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295 |
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296 // END OF FILE |