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1 /* |
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2 * Copyright (c) 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: VideoListDataModel class implementation |
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15 * |
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16 */ |
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17 |
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18 // Version : %version: 52.1.2 % |
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19 |
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20 // INCLUDE FILES |
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21 #include <hbglobal.h> |
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22 #include <vcxmyvideosdefs.h> |
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23 |
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24 #include "videolistdatamodel.h" |
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25 #include "videolistdatamodel_p.h" |
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26 #include "videocollectionclient.h" |
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27 #include "videocollectioncommon.h" |
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28 #include "videocollectionutils.h" |
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29 #include "videodeleteworker.h" |
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30 #include "videocollectionwrapper.h" |
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31 #include "videocollectiontrace.h" |
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32 |
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33 // ================= MEMBER FUNCTIONS ======================= |
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34 // |
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35 |
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36 // ----------------------------------------------------------------------------- |
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37 // VideoListDataModel() |
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38 // ----------------------------------------------------------------------------- |
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39 // |
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40 VideoListDataModel::VideoListDataModel( QObject *parent ) |
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41 : QAbstractItemModel( parent ) |
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42 , d_ptr( new VideoListDataModelPrivate( this ) ) |
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43 , mCollectionClient( 0 ) |
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44 , mDeleteWorker( 0 ) |
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45 , mInitialized( false ) |
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46 { |
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47 FUNC_LOG; |
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48 } |
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49 |
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50 // ----------------------------------------------------------------------------- |
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51 // ~VideoListDataModel() |
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52 // ----------------------------------------------------------------------------- |
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53 // |
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54 VideoListDataModel::~VideoListDataModel() |
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55 { |
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56 FUNC_LOG; |
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57 delete mDeleteWorker; |
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58 delete d_ptr; |
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59 delete mCollectionClient; |
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60 } |
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61 |
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62 // ----------------------------------------------------------------------------- |
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63 // initialize() |
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64 // ----------------------------------------------------------------------------- |
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65 // |
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66 int VideoListDataModel::initialize() |
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67 { |
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68 FUNC_LOG; |
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69 if(mInitialized) |
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70 { |
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71 return 0; |
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72 } |
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73 if(!mCollectionClient) |
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74 { |
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75 mCollectionClient = new VideoCollectionClient(); |
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76 if(!mCollectionClient || mCollectionClient->initialize(d_ptr) < 0) |
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77 { |
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78 ERROR(-1, "VideoListDataModel::initialize() collection client setup failed."); |
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79 delete mCollectionClient; |
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80 mCollectionClient = 0; |
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81 return -1; |
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82 } |
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83 } |
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84 |
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85 if(!mDeleteWorker) |
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86 { |
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87 mDeleteWorker = new VideoDeleteWorker(*mCollectionClient); |
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88 if(!mDeleteWorker) |
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89 { |
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90 delete mCollectionClient; |
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91 mCollectionClient = 0; |
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92 return -1; |
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93 } |
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94 } |
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95 |
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96 if( d_ptr->initialize() == -1) |
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97 { |
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98 ERROR(-1, "VideoListDataModel::initialize() private model init failed."); |
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99 return -1; |
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100 } |
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101 |
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102 mInitialized = true; |
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103 return 0; |
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104 } |
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105 |
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106 // ----------------------------------------------------------------------------- |
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107 // getCollectionClient() |
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108 // ----------------------------------------------------------------------------- |
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109 // |
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110 VideoCollectionClient* VideoListDataModel::getCollectionClient() |
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111 { |
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112 FUNC_LOG; |
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113 return mCollectionClient; |
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114 } |
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115 |
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116 // ----------------------------------------------------------------------------- |
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117 // connectSignals() |
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118 // ----------------------------------------------------------------------------- |
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119 // |
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120 void VideoListDataModel::connectSignals() |
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121 { |
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122 FUNC_LOG; |
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123 |
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124 connect(this, SIGNAL(modelChanged()), mDeleteWorker, SLOT(continueSlot()), Qt::UniqueConnection); |
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125 |
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126 connect(this, SIGNAL(modelReady()), mDeleteWorker, SLOT(continueSlot()), Qt::UniqueConnection); |
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127 |
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128 connect(mDeleteWorker, SIGNAL(deleteStartupFailed(QList<TMPXItemId>&)), |
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129 this, SLOT(deleteStartingFailsSlot(QList<TMPXItemId>&)), Qt::UniqueConnection); |
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130 } |
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131 |
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132 // ----------------------------------------------------------------------------- |
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133 // disconnectSignals() |
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134 // ----------------------------------------------------------------------------- |
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135 // |
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136 void VideoListDataModel::disconnectSignals() |
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137 { |
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138 FUNC_LOG; |
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139 disconnect(this, SIGNAL(modelChanged()), mDeleteWorker, SLOT(continueSlot())); |
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140 disconnect(this, SIGNAL(modelReady()), mDeleteWorker, SLOT(continueSlot())); |
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141 disconnect(mDeleteWorker, SIGNAL(deleteStartupFailed(QList<TMPXItemId>&)), |
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142 this, SLOT(deleteStartingFailsSlot(QList<TMPXItemId>&))); |
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143 } |
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144 |
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145 // ----------------------------------------------------------------------------- |
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146 // mediaIdAtIndex() |
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147 // ----------------------------------------------------------------------------- |
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148 // |
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149 const TMPXItemId& VideoListDataModel::mediaIdAtIndex(const int &index) const |
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150 { |
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151 return d_ptr->getMediaIdFromIndex(index); |
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152 } |
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153 |
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154 // ----------------------------------------------------------------------------- |
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155 // indexOfId() |
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156 // ----------------------------------------------------------------------------- |
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157 // |
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158 QModelIndex VideoListDataModel::indexOfId(const TMPXItemId &id) |
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159 { |
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160 int rowIndex = d_ptr->mMediaData.indexOfId(id); |
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161 return index(rowIndex, 0, QModelIndex()); |
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162 } |
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163 |
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164 // ----------------------------------------------------------------------------- |
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165 // mediaFilePathForId() |
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166 // ----------------------------------------------------------------------------- |
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167 // |
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168 QString VideoListDataModel::mediaFilePathForId(const TMPXItemId &mediaId) const |
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169 { |
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170 return d_ptr->getFilePathForId(mediaId);; |
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171 } |
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172 |
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173 // ----------------------------------------------------------------------------- |
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174 // rowCount() |
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175 // ----------------------------------------------------------------------------- |
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176 // |
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177 int VideoListDataModel::rowCount(const QModelIndex &parent ) const |
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178 { |
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179 // according to Qt documentation if parent is valid this should return 0 if |
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180 // implementing a table based implementation like this. |
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181 if (parent.isValid()) |
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182 { |
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183 return 0; |
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184 } |
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185 |
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186 return d_ptr->getVideoCount(); |
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187 } |
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188 |
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189 // ----------------------------------------------------------------------------- |
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190 // itemData() |
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191 // ----------------------------------------------------------------------------- |
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192 // |
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193 QMap<int, QVariant> VideoListDataModel::itemData(const QModelIndex &index) const |
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194 { |
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195 QMap<int, QVariant> itemData; |
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196 |
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197 if (index.isValid()) |
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198 { |
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199 // returns only basic data of the item |
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200 itemData.insert(Qt::DisplayRole, data(index, Qt::DisplayRole)); |
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201 itemData.insert(Qt::DecorationRole, data(index, Qt::DecorationRole)); |
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202 itemData.insert(Qt::BackgroundRole, data(index, Qt::BackgroundRole)); |
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203 } |
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204 return itemData; |
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205 |
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206 } |
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207 |
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208 // ----------------------------------------------------------------------------- |
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209 // prepareDetailRow() |
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210 // ----------------------------------------------------------------------------- |
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211 // |
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212 QString VideoListDataModel::prepareDetailRow(int &index) const |
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213 { |
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214 // TODO: download -status? |
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215 |
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216 QString retString; |
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217 |
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218 TMPXItemId itemId = mediaIdAtIndex(index); |
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219 |
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220 if(itemId.iId2 != KVcxMvcMediaTypeVideo) //category || album |
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221 { |
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222 retString = prepareVideoCountString(index); |
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223 } |
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224 else //video |
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225 { |
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226 retString = doDetailRow(index); |
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227 } |
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228 return retString; |
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229 } |
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230 |
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231 // ----------------------------------------------------------------------------- |
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232 // prepareVideoCountString() |
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233 // ----------------------------------------------------------------------------- |
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234 // |
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235 QString VideoListDataModel::prepareVideoCountString(int &index) const |
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236 { |
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237 QString videoCountString(""); |
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238 |
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239 quint32 items = d_ptr->getCategoryVideoCountFromIndex(index); |
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240 if(items > 0) |
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241 { |
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242 videoCountString = hbTrId("txt_videos_dblist_val_ln_videos", items); |
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243 } |
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244 else |
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245 { |
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246 videoCountString = hbTrId("txt_videos_info_no_videos"); |
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247 } |
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248 |
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249 return videoCountString; |
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250 } |
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251 |
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252 // ----------------------------------------------------------------------------- |
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253 // prepareSizeString() |
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254 // ----------------------------------------------------------------------------- |
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255 // |
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256 QString VideoListDataModel::prepareSizeString(int &index) const |
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257 { |
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258 QString sizeStr(""); |
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259 |
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260 quint32 size = d_ptr->getVideoSizeFromIndex(index); |
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261 sizeStr = VideoCollectionUtils::instance().prepareSizeString(size); |
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262 |
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263 return sizeStr; |
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264 } |
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265 |
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266 // ----------------------------------------------------------------------------- |
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267 // VideoListDataModel::doDetailRow() |
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268 // ----------------------------------------------------------------------------- |
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269 // |
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270 QString VideoListDataModel::doDetailRow(int &index) const |
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271 { |
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272 QString detailStr(""); |
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273 |
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274 quint32 size = d_ptr->getVideoSizeFromIndex(index); |
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275 |
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276 quint32 total = d_ptr->getVideodurationFromIndex(index); |
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277 |
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278 |
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279 const int secondsInMinute( 60 ); |
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280 const int secondsInHour( 3600 ); |
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281 |
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282 const int videoSizeGB( 0x40000000 ); |
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283 const int videoSizeHalfGB( 0x20000000 ); |
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284 const int videoSizeMB( 0x100000 ); |
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285 const int videoSizeHalfMB( 0x80000 ); |
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286 const int videoSizeKB( 0x400 ); |
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287 |
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288 quint32 dispSize = 0; |
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289 |
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290 int hour = total / secondsInHour; |
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291 total = total % secondsInHour; |
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292 int minutes = total / secondsInMinute; |
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293 total = total % secondsInMinute; |
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294 int second = total; |
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295 |
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296 QString hrs(QString::number(hour)); |
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297 if(hour < 10) |
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298 { |
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299 hrs.prepend(QString::number(0)); |
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300 } |
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301 QString mins(QString::number(minutes)); |
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302 if(minutes < 10) |
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303 { |
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304 mins.prepend(QString::number(0)); |
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305 } |
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306 QString secs(QString::number(second)); |
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307 if(second < 10) |
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308 { |
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309 secs.prepend(QString::number(0)); |
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310 } |
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311 |
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312 const char* loc = "txt_videos_dblist_captured_val_l1_l2_gb"; |
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313 |
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314 if ( size >= videoSizeGB ) |
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315 { |
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316 dispSize = size + videoSizeHalfGB; |
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317 dispSize /= videoSizeGB; |
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318 } |
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319 else if ( size >= videoSizeMB ) |
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320 { |
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321 dispSize = size + videoSizeHalfMB; |
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322 dispSize /= videoSizeMB; |
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323 loc = "txt_videos_dblist_captured_val_l1_l2_mb"; |
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324 } |
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325 else |
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326 { |
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327 dispSize = size + videoSizeKB; |
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328 dispSize /= videoSizeKB; |
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329 loc = "txt_videos_dblist_captured_val_l1_l2_kb"; |
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330 } |
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331 |
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332 detailStr = hbTrId(loc).arg(hrs).arg(mins).arg(secs).arg(QString::number(dispSize)); |
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333 |
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334 return detailStr; |
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335 } |
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336 |
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337 // ----------------------------------------------------------------------------- |
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338 // data() |
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339 // ----------------------------------------------------------------------------- |
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340 // |
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341 QVariant VideoListDataModel::data(const QModelIndex & index, int role) const |
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342 { |
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343 QVariant returnValue = QVariant(); |
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344 |
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345 if (index.isValid()) |
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346 { |
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347 int rowIndex = index.row(); |
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348 |
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349 if (role == Qt::DisplayRole) |
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350 { |
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351 QStringList itemTxt; |
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352 itemTxt.append(d_ptr->getVideoNameFromIndex(rowIndex)); |
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353 |
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354 // Item's 2nd row: details |
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355 itemTxt.append(prepareDetailRow(rowIndex)); |
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356 returnValue = itemTxt; |
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357 } |
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358 else if (role == Qt::DecorationRole) |
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359 { |
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360 const QIcon *thumbnail = d_ptr->getVideoThumbnailFromIndex(rowIndex); |
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361 QVariant tnVariant(QVariant::Icon, thumbnail); |
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362 returnValue = tnVariant; |
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363 } |
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364 else if (role == VideoCollectionCommon::KeyDateTime) |
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365 { |
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366 QDateTime date = d_ptr->getVideoDateFromIndex(rowIndex); |
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367 returnValue = date; |
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368 } |
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369 else if(role == VideoCollectionCommon::KeySizeValue) |
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370 { |
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371 quint32 size = d_ptr->getVideoSizeFromIndex(rowIndex); |
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372 returnValue = size; |
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373 } |
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374 else if (role == VideoCollectionCommon::KeyFilePath) |
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375 { |
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376 QString path = d_ptr->getFilePathFromIndex(rowIndex); |
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377 if(!(path.isNull()) && !(path.isEmpty())) { |
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378 returnValue = path; |
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379 } |
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380 } |
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381 else if (role == VideoCollectionCommon::KeyNumberOfItems) |
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382 { |
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383 quint32 numberOfItems = d_ptr->getCategoryVideoCountFromIndex(rowIndex); |
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384 returnValue = numberOfItems; |
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385 } |
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386 else if (role == VideoCollectionCommon::KeyTitle) |
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387 { |
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388 QString title = d_ptr->getVideoNameFromIndex(rowIndex); |
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389 returnValue = title; |
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390 } |
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391 } |
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392 |
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393 return returnValue; |
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394 } |
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395 |
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396 // ----------------------------------------------------------------------------- |
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397 // columnCount() |
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398 // ----------------------------------------------------------------------------- |
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399 // |
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400 int VideoListDataModel::columnCount(const QModelIndex & parent) const |
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401 { |
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402 // according to Qt documentation if parent is valid this should return 0 if |
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403 // implementing a table based implementation like this. |
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404 if (parent.isValid()) |
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405 { |
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406 return 0; |
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407 } |
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408 else |
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409 { |
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410 return 1; |
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411 } |
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412 } |
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413 |
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414 // ----------------------------------------------------------------------------- |
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415 // index() |
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416 // ----------------------------------------------------------------------------- |
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417 // |
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418 QModelIndex VideoListDataModel::index(int row, int column, const QModelIndex & /*parent*/) const |
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419 { |
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420 if(row >= 0 && row < d_ptr->getVideoCount()) |
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421 { |
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422 return createIndex(row, column); |
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423 } |
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424 |
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425 return QModelIndex(); |
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426 } |
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427 |
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428 // ----------------------------------------------------------------------------- |
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429 // parent() |
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430 // ----------------------------------------------------------------------------- |
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431 // |
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432 QModelIndex VideoListDataModel::parent(const QModelIndex & /*index*/) const |
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433 { |
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434 return QModelIndex(); |
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435 } |
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436 |
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437 // ----------------------------------------------------------------------------- |
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438 // removeRows() |
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439 // ----------------------------------------------------------------------------- |
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440 // |
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441 bool VideoListDataModel::removeRows(const QModelIndexList &indexList) |
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442 { |
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443 FUNC_LOG; |
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444 if(!mCollectionClient || !mDeleteWorker) |
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445 { |
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446 return false; |
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447 } |
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448 // generate list of deletable item ids |
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449 TMPXItemId id = TMPXItemId::InvalidId(); |
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450 QList<TMPXItemId> removedIds; |
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451 QModelIndexList sortable(indexList); |
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452 qSort(sortable); |
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453 |
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454 // since items are removed from actual container when being marked |
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455 // causing total item count to be decreased, |
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456 // we need to mark items starting from biggest index, otherwise we might |
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457 // end up to mark invalid items or we are referring into null item |
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458 QModelIndexList::const_iterator iter = sortable.constEnd(); |
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459 while(iter != sortable.constBegin()) |
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460 { |
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461 iter--; |
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462 beginRemoveRows(QModelIndex(), (*iter).row(), (*iter).row()); |
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463 // marking might fail if either because |
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464 // item does no exist or index is incorrect. |
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465 // Both reasons mean that item is incorrect and should be removed |
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466 // from the view. No need to restain them |
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467 id = d_ptr->markVideoRemoved((*iter)); |
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468 endRemoveRows(); |
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469 if(id != TMPXItemId::InvalidId()) |
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470 { |
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471 removedIds.append(id); |
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472 } |
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473 } |
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474 emit modelChanged(); |
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475 if(removedIds.count() > 0 ) |
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476 { |
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477 connectSignals(); |
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478 mDeleteWorker->requestDelete(removedIds); |
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479 return true; |
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480 } |
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481 return false; |
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482 } |
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483 |
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484 // ----------------------------------------------------------------------------- |
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485 // belongsToAlbum() |
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486 // ----------------------------------------------------------------------------- |
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487 // |
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488 bool VideoListDataModel::belongsToAlbum(const TMPXItemId &itemId, |
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489 TMPXItemId albumId ) const |
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490 { |
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491 return d_ptr->belongsToAlbum(itemId, albumId); |
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492 } |
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493 |
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494 // ----------------------------------------------------------------------------- |
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495 // setAlbumInUse() |
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496 // ----------------------------------------------------------------------------- |
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497 // |
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498 void VideoListDataModel::setAlbumInUse(const TMPXItemId &albumId) |
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499 { |
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500 FUNC_LOG; |
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501 d_ptr->setAlbumInUse(albumId); |
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502 } |
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503 |
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504 // ----------------------------------------------------------------------------- |
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505 // albumInUse() |
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506 // ----------------------------------------------------------------------------- |
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507 // |
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508 const TMPXItemId& VideoListDataModel::albumInUse() const |
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509 { |
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510 FUNC_LOG; |
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511 return d_ptr->mCurrentAlbum; |
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512 } |
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513 |
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514 // ----------------------------------------------------------------------------- |
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515 // removeItemsFromAlbum() |
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516 // ----------------------------------------------------------------------------- |
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517 // |
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518 int VideoListDataModel::removeItemsFromAlbum(const TMPXItemId &albumId, const QList<TMPXItemId> &items) |
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519 { |
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520 FUNC_LOG; |
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521 int removeCount = d_ptr->removeItemsFromAlbum(albumId, items); |
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522 if(removeCount) |
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523 { |
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524 if(mCollectionClient->removeItemsFromAlbum(albumId, items) < 0) |
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525 { |
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526 ERROR(-1, "VideoListDataModel::removeItemsFromAlbum() remove failed."); |
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527 return -1; |
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528 } |
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529 emit albumChanged(); |
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530 } |
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531 return removeCount; |
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532 } |
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533 |
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534 // ----------------------------------------------------------------------------- |
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535 // deleteStartingFailsSlot() |
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536 // ----------------------------------------------------------------------------- |
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537 // |
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538 void VideoListDataModel::deleteStartingFailsSlot(QList<TMPXItemId>& ids) |
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539 { |
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540 FUNC_LOG; |
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541 if(ids.count()) |
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542 { |
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543 d_ptr->restoreRemoved(&ids); |
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544 QVariant data = ids.count(); |
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545 reportAsyncStatus(VideoCollectionCommon::statusMultipleDeleteFail, data); |
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546 } |
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547 // signal for worker to proceed |
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548 emit modelChanged(); |
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549 } |
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550 |
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551 // ----------------------------------------------------------------------------- |
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552 // reportAsyncStatus() |
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553 // ----------------------------------------------------------------------------- |
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554 // |
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555 void VideoListDataModel::reportAsyncStatus(int statusCode, QVariant &additional) |
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556 { |
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557 FUNC_LOG; |
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558 bool report = true; |
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559 if(statusCode == VideoCollectionCommon::statusSingleDeleteFail || |
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560 statusCode == VideoCollectionCommon::statusMultipleDeleteFail || |
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561 statusCode == VideoCollectionCommon::statusDeleteSucceed) |
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562 { |
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563 report = false; |
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564 if(!mDeleteWorker) |
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565 { |
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566 return; |
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567 } |
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568 mDeleteWorker->updateStatus(statusCode, additional); |
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569 statusCode = mDeleteWorker->getLastStatus(additional); |
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570 if(!mDeleteWorker->isDeleting()) |
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571 { |
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572 report = true; |
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573 // delete procedure ends, reset statuses |
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574 mDeleteWorker->clearStatus(); |
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575 disconnectSignals(); |
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576 } |
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577 } |
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578 if(report) |
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579 { |
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580 VideoCollectionWrapper::instance().sendAsyncStatus(statusCode, additional); |
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581 } |
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582 } |
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583 |
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584 // End of file |