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: tsactivitymodelitem.cpp |
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15 * |
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16 */ |
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17 #include "tsactivitymodelitem.h" |
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18 #include "tsdataroles.h" |
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19 #include <hsactivitydbclientinterface.h> |
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20 #include <hbicon.h> |
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21 |
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22 /*! |
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23 \class TsActivityModelItem |
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24 \ingroup group_tsdevicedialogplugin |
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25 \brief Item presenting activity in the grid. |
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26 */ |
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27 |
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28 /*! |
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29 Standard C++ constructor |
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30 /param model - reference to parent model |
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31 /param service - reference to initialized ActivityManager instance |
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32 /param entry - Activity data |
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33 */ |
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34 TsActivityModelItem::TsActivityModelItem(QAbstractListModel &model, |
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35 QObject& service, |
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36 const QVariantHash & activity) |
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37 : |
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38 mService(service), |
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39 mActivity(activity), |
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40 mIcon(), |
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41 mRequetPending(false) |
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42 { |
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43 connect(this, |
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44 SIGNAL(entryChanged(TsModelItem *)), |
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45 &model, |
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46 SLOT(entryChanged(TsModelItem *))); |
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47 connect(&mService, |
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48 SIGNAL(thumbnailReady(QPixmap, void *)), |
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49 this, |
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50 SLOT(thumbnailReady(QPixmap, void *))); |
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51 } |
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52 |
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53 /*! |
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54 Standard C++ destructor |
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55 /param service - reference to initialized ActivityManager instance |
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56 /param entry - Activity data |
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57 */ |
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58 TsActivityModelItem::~TsActivityModelItem() |
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59 { |
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60 } |
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61 |
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62 /*! |
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63 Returns the data stored under the given role. |
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64 /param role - requested data role |
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65 /return data encapulated by QVariant |
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66 */ |
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67 QVariant TsActivityModelItem::data(int role) const |
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68 { |
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69 switch (role) { |
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70 case Qt::DisplayRole: |
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71 return displayRole(); |
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72 case Qt::DecorationRole: |
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73 return decorationRole(); |
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74 case TsDataRoles::Closable: |
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75 return QVariant(false); |
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76 case TsDataRoles::Visible: |
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77 return visibilityRole(); |
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78 default: |
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79 return QVariant(QVariant::Invalid); |
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80 } |
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81 } |
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82 |
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83 /*! |
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84 Empty interface implementation |
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85 */ |
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86 void TsActivityModelItem::close() |
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87 { |
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88 //no implementation required |
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89 } |
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90 |
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91 /*! |
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92 Open or move to foreground activity repesented by entry |
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93 */ |
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94 void TsActivityModelItem::open() |
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95 { |
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96 QVariantHash::const_iterator |
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97 app(mActivity.constFind(ActivityApplicationKeyword)), |
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98 act(mActivity.constFind(ActivityActivityKeyword)); |
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99 |
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100 if (mActivity.end() != app && mActivity.end() != act) { |
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101 QMetaObject::invokeMethod(&mService, |
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102 "launchActivity", |
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103 Q_ARG(int, app.value().toInt()), |
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104 Q_ARG(QString, act.value().toString())); |
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105 } |
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106 } |
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107 |
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108 /*! |
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109 Return application name keyword |
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110 */ |
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111 QString TsActivityModelItem::applicationKeyword() |
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112 { |
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113 static QString applciationName(":ApplicationName"); |
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114 return applciationName; |
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115 } |
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116 |
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117 /*! |
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118 Return activity visibility status keyword |
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119 */ |
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120 QString TsActivityModelItem::visibilityKeyword() |
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121 { |
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122 static QString visibility("visible"); |
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123 return visibility; |
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124 } |
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125 |
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126 /*! |
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127 Return activity screenshot keyword |
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128 */ |
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129 QString TsActivityModelItem::screenshotKeyword() |
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130 { |
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131 static QString screenshot("screenshot"); |
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132 return screenshot; |
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133 } |
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134 |
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135 /*! |
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136 Returns the data stored under decoration role. |
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137 /return data encapulated by QVariant |
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138 */ |
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139 QVariant TsActivityModelItem::decorationRole() const |
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140 { |
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141 if (!mRequetPending) { |
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142 const_cast<TsActivityModelItem *>(this)->mRequetPending = true; |
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143 QVariantHash::const_iterator node(mActivity.constFind(screenshotKeyword())); |
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144 if (mActivity.end() != node) { |
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145 QMetaObject::invokeMethod(&mService, |
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146 "getThumbnail", |
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147 Q_ARG(QSize, QSize(128, 128)), |
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148 Q_ARG(QString, node.value().toString()), |
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149 Q_ARG(void *, const_cast<TsActivityModelItem *>(this))); |
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150 } |
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151 } |
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152 return QVariant::fromValue<HbIcon>(HbIcon(mIcon)); |
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153 } |
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154 |
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155 /*! |
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156 Returns the data stored under display role. |
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157 /return data encapulated by QVariant |
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158 */ |
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159 QVariant TsActivityModelItem::displayRole() const |
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160 { |
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161 QVariantHash::const_iterator node(mActivity.find(applicationKeyword())); |
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162 return mActivity.end() != node ? node.value() : QVariant(QString::null); |
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163 } |
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164 |
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165 /*! |
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166 Returns the data stored under visibility role. |
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167 /return data encapulated by QVariant |
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168 */ |
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169 QVariant TsActivityModelItem::visibilityRole() const |
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170 { |
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171 QVariantHash::const_iterator node(mActivity.find(visibilityKeyword())); |
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172 return mActivity.end() != node ? node.value() : QVariant(true); |
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173 } |
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174 |
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175 /*! |
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176 Slot retrieve thumbnail form TM, update content and notify observers |
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177 /param pixmap - thumbnail content |
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178 /ptr - user data provided to request |
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179 */ |
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180 void TsActivityModelItem::thumbnailReady(QPixmap pixmap, void *ptr) |
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181 { |
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182 if (ptr == this) { |
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183 mIcon = pixmap; |
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184 emit entryChanged(this); |
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185 } |
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186 } |
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