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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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4 ** All rights reserved. |
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5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
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6 ** |
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7 ** This file is part of the Qt Mobility Components. |
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8 ** |
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9 ** $QT_BEGIN_LICENSE:BSD$ |
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10 ** You may use this file under the terms of the BSD license as follows: |
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11 ** |
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12 ** "Redistribution and use in source and binary forms, with or without |
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13 ** modification, are permitted provided that the following conditions are |
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14 ** met: |
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15 ** * Redistributions of source code must retain the above copyright |
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16 ** notice, this list of conditions and the following disclaimer. |
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17 ** * Redistributions in binary form must reproduce the above copyright |
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18 ** notice, this list of conditions and the following disclaimer in |
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19 ** the documentation and/or other materials provided with the |
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20 ** distribution. |
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21 ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor |
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22 ** the names of its contributors may be used to endorse or promote |
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23 ** products derived from this software without specific prior written |
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24 ** permission. |
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25 ** |
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26 ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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27 ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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28 ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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29 ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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30 ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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31 ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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32 ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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33 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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34 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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35 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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36 ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." |
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37 ** $QT_END_LICENSE$ |
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38 ** |
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39 ****************************************************************************/ |
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40 |
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41 #include "subscriberdialog.h" |
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42 #if defined(Q_WS_MAEMO_5) || defined(Q_WS_MAEMO_6) |
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43 #include "ui_subscriberdialog_hor.h" |
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44 #else |
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45 #include "ui_subscriberdialog.h" |
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46 #endif |
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47 |
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48 #include <qvaluespacesubscriber.h> |
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49 |
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50 #include <QTableWidget> |
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51 #include <QListWidget> |
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52 #include <QDesktopWidget> |
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53 |
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54 #ifdef QTM_EXAMPLES_SMALL_SCREEN |
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55 #include <QPushButton> |
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56 #include <QSizePolicy> |
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57 #endif |
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58 |
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59 #include <QDebug> |
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60 |
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61 SubscriberDialog::SubscriberDialog(QWidget *parent) : |
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62 QDialog(parent), |
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63 ui(new Ui::SubscriberDialog), |
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64 subscriber(0), |
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65 tableWidget(0), listWidget(0) |
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66 { |
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67 ui->setupUi(this); |
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68 |
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69 #ifdef QTM_EXAMPLES_SMALL_SCREEN |
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70 QPushButton *switchButton = |
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71 ui->buttonBox->addButton(tr("Switch"), QDialogButtonBox::ActionRole); |
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72 connect(switchButton, SIGNAL(clicked()), this, SIGNAL(switchRequested())); |
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73 #endif |
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74 |
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75 #if defined(Q_WS_MAEMO_5) || defined(Q_WS_MAEMO_6) |
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76 tableWidget = ui->tableWidget; |
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77 QStringList headerLabels; |
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78 headerLabels << tr("Key") << tr("Value") << tr("Type"); |
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79 tableWidget->setColumnCount(3); |
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80 tableWidget->setHorizontalHeaderLabels(headerLabels); |
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81 tableWidget->horizontalHeader()->setStretchLastSection(true); |
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82 tableWidget->verticalHeader()->setVisible(false); |
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83 tableWidget->setColumnWidth(0, 200); |
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84 tableWidget->setColumnWidth(1, 400); |
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85 #else |
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86 QDesktopWidget desktopWidget; |
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87 if (desktopWidget.availableGeometry().width() < 400) { |
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88 // Screen is too small to fit a table widget without scrolling, use a list widget instead. |
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89 listWidget = new QListWidget; |
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90 listWidget->setAlternatingRowColors(true); |
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91 ui->verticalLayout->insertWidget(2, listWidget); |
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92 } else { |
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93 tableWidget = new QTableWidget; |
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94 QStringList headerLabels; |
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95 headerLabels << tr("Key") << tr("Value") << tr("Type"); |
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96 tableWidget->setColumnCount(3); |
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97 tableWidget->setHorizontalHeaderLabels(headerLabels); |
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98 tableWidget->horizontalHeader()->setStretchLastSection(true); |
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99 tableWidget->verticalHeader()->setVisible(false); |
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100 |
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101 ui->verticalLayout->insertWidget(2, tableWidget); |
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102 } |
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103 #endif |
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104 connect(ui->connectButton, SIGNAL(clicked()), this, SLOT(changeSubscriberPath())); |
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105 changeSubscriberPath(); |
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106 |
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107 // if the default path does not exist reset it to / |
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108 QVariant value = subscriber->value(); |
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109 if (!subscriber->value().isValid() && subscriber->subPaths().isEmpty()) { |
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110 ui->basePath->setText(QLatin1String("/")); |
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111 changeSubscriberPath(); |
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112 } |
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113 } |
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114 |
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115 SubscriberDialog::~SubscriberDialog() |
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116 { |
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117 delete ui; |
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118 } |
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119 |
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120 void SubscriberDialog::changeEvent(QEvent *e) |
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121 { |
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122 QDialog::changeEvent(e); |
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123 switch (e->type()) { |
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124 case QEvent::LanguageChange: |
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125 ui->retranslateUi(this); |
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126 break; |
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127 default: |
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128 break; |
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129 } |
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130 } |
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131 |
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132 //! [0] |
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133 void SubscriberDialog::changeSubscriberPath() |
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134 { |
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135 if (listWidget) |
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136 listWidget->clear(); |
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137 else if (tableWidget) |
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138 tableWidget->clearContents(); |
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139 |
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140 if (!subscriber) |
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141 subscriber = new QValueSpaceSubscriber(ui->basePath->text(), this); |
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142 else |
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143 subscriber->setPath(ui->basePath->text()); |
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144 |
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145 connect(subscriber, SIGNAL(contentsChanged()), this, SLOT(subscriberChanged())); |
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146 |
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147 subscriberChanged(); |
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148 } |
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149 //! [0] |
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150 |
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151 //! [1] |
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152 void SubscriberDialog::subscriberChanged() |
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153 { |
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154 QStringList subPaths = subscriber->subPaths(); |
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155 |
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156 if (listWidget) { |
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157 listWidget->clear(); |
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158 } else if (tableWidget) { |
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159 tableWidget->clearContents(); |
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160 tableWidget->setRowCount(subPaths.count()); |
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161 } |
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162 |
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163 for (int i = 0; i < subPaths.count(); ++i) { |
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164 QVariant v = subscriber->value(subPaths.at(i)); |
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165 |
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166 if (listWidget) { |
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167 const QString itemTemplate("%1 (%2)\n%3"); |
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168 |
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169 QListWidgetItem *item = |
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170 new QListWidgetItem(itemTemplate.arg(subPaths.at(i), v.typeName(), v.toString())); |
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171 item->setFlags(item->flags() & ~Qt::ItemIsEditable); |
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172 listWidget->addItem(item); |
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173 } else if (tableWidget) { |
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174 QTableWidgetItem *pathItem = new QTableWidgetItem(subPaths.at(i)); |
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175 pathItem->setFlags(pathItem->flags() & ~Qt::ItemIsEditable); |
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176 QTableWidgetItem *valueItem = new QTableWidgetItem(v.toString()); |
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177 valueItem->setFlags(valueItem->flags() & ~Qt::ItemIsEditable); |
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178 QTableWidgetItem *typeItem = new QTableWidgetItem(v.typeName()); |
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179 typeItem->setFlags(typeItem->flags() & ~Qt::ItemIsEditable); |
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180 |
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181 tableWidget->setItem(i, 0, pathItem); |
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182 tableWidget->setItem(i, 1, valueItem); |
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183 tableWidget->setItem(i, 2, typeItem); |
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184 } |
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185 } |
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186 } |
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187 //! [1] |