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