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