Mercurial > trustbridge

annotate ui/mainwindow.cpp @ 66:4f79cf993737

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Tiny improvement: free resources first that you have aquired last. Added TODO for better error reporting.
author Bernhard Reiter <bernhard@intevation.de>
date Tue, 18 Mar 2014 16:37:40 +0100
parents c6125d73faf4
children f22a99f7cb69
rev   line source
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cb0cde2c5eb9 Initial commit. Basically a Hello World with a Tray Icon.
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1 #include "mainwindow.h"
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2
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3 #include <QDebug>
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4 #include <QMessageBox>
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5 #include <QSystemTrayIcon>
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6 #include <QAction>
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7 #include <QDialog>
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8 #include <QMenu>
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9 #include <QApplication>
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10 #include <QFile>
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11 #include <QTimer>
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12
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13 // The amount of time in minutes stay silent if we have
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14 // something to say
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15 #define NAG_INTERVAL_MINUTES 2
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16
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992c0ec57660 Add unit tests make CertificateList work.
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17 #include "certificatelist.h"
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18 #include "downloader.h"
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19
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20 MainWindow::MainWindow() {
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21 createActions();
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22 createTrayIcon();
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23 qRegisterMetaType<SSLConnection::ErrorCode>("SSLConnection::ErrorCode");
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24
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25 connect(mTrayIcon, SIGNAL(activated(QSystemTrayIcon::ActivationReason)),
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26 this, SLOT(iconActivated(QSystemTrayIcon::ActivationReason)));
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27
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28 mMessageTimer = new QTimer(this);
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29 connect(mMessageTimer, SIGNAL(timeout()), this, SLOT(showMessage()));
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30 mMessageTimer->setInterval(NAG_INTERVAL_MINUTES * 60 * 1000);
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31 mMessageTimer->start();
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32 }
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33
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34 void MainWindow::iconActivated(QSystemTrayIcon::ActivationReason reason)
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35 {
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36 switch (reason) {
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37 case QSystemTrayIcon::Trigger:
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38 case QSystemTrayIcon::MiddleClick:
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39 showMessage();
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40 break;
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41 case QSystemTrayIcon::DoubleClick:
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42 // TODO show menu
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43 break;
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44 default:
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45 ;
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46 }
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47 }
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48
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49 void MainWindow::showMessage()
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50 {
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51 if (!mCurMessage.isEmpty()) {
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52 mTrayIcon->showMessage(QApplication::applicationName(), mCurMessage,
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53 QSystemTrayIcon::Information, 5000);
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54 mMessageTimer->start(); // Restart the timer so that we don't spam
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55 }
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56 }
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57
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58 /** @brief check the integrity of available files.
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59 *
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60 * Do not use this as a trust check as this only works on
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61 * FileNames where the underlying files can change. This
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62 * is just meant to check if the downloaded data was somehow
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63 * removed or corrupted.
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64 *
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65 */
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66 void MainWindow::verifyAvailableData()
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67 {
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68 QString listFileName = mSettings.value("List/available").toString();
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69 QString swFileName = mSettings.value("Software/available").toString();
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70
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71 if (!listFileName.isEmpty()) {
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72 const char *cFileName = listFileName.toLocal8Bit().constData();
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73 char *data = NULL;
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74 size_t size;
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75
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76 if (read_and_verify_list(cFileName, &data, &size) != Valid) {
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77 // Probably a bug when Qt fileName is encoded and cFileName
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78 // fails because of this. This needs a unit test!
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79 // Maybe check that the file is in our data directory
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80 QFile::remove(listFileName);
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81 mSettings.remove("List/available");
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82 mSettings.remove("List/availableDate");
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83 }
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84
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85 free(data); // We only needed verify
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86 } else {
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87 // Make sure the available notation is also removed
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88 mSettings.remove("List/available");
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89 mSettings.remove("List/availableDate");
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90 }
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91
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92 if (!swFileName.isEmpty()) {
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93 // TODO
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94 } else {
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95 mSettings.remove("Software/available");
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96 mSettings.remove("Software/availableDate");
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97 }
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98 }
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99
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100 void MainWindow::handleNewList(const QString& fileName, const QDateTime& modDate) {
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101
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102 mCurMessage = tr("An updated certificate list is available. Click here to install.");
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103 setState(NewListAvailable);
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104 mSettings.setValue("List/available", fileName);
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105 mSettings.setValue("List/availableDate", modDate);
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106 showMessage();
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107 }
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108
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109 void MainWindow::handleNewSW(const QString& fileName, const QDateTime& modDate) {
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110 mCurMessage = tr("An update for %1 is available. Click here to install.").arg(
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111 QApplication::applicationName());
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112 setState(NewSoftwareAvailable);
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113 mSettings.setValue("Software/available", fileName);
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114 mSettings.setValue("Software/availableDate", modDate);
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115
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116 mSettings.sync();
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117 showMessage();
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118 }
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119
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120 void MainWindow::checkUpdates()
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121 {
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122 verifyAvailableData();
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123
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124 QDateTime listInstalledLastMod = mSettings.value("List/installedDate").toDateTime();
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125 QDateTime swInstalledLastMod = mSettings.value("Software/installedDate").toDateTime();
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126
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127 Downloader* downloader = new Downloader(this, QString::fromLatin1("https://files.kolab.org"),
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128 QByteArray(), swInstalledLastMod, listInstalledLastMod);
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129
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130 connect(downloader, SIGNAL(newListAvailable(const QString&, const QDateTime&)),
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131 this, SLOT(handleNewList(const QString&, const QDateTime&)));
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132 connect(downloader, SIGNAL(newSoftwareAvailable(const QString&, const QDateTime&)),
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133 this, SLOT(handleNewSW(const QString&, const QDateTime&)));
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134 connect(downloader, SIGNAL(finished()), downloader, SLOT(deleteLater()));
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135 connect(downloader, SIGNAL(error(const QString &, SSLConnection::ErrorCode)),
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136 this, SLOT(downloaderError(const QString &, SSLConnection::ErrorCode)));
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fe39d93f1261 Start on Downloader component
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137 downloader->start();
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138 }
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139
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225a5ec20dad Use QSettings and manage downloader from mainwindow.
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140
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c6125d73faf4 Move SSLConnection into it's own class
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141 void MainWindow::downloaderError(const QString &message, SSLConnection::ErrorCode error)
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142 {
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143 mCurMessage = message;
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62cd56cea09b Start on polarssl Downloader.
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144 showMessage();
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145 }
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146
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147
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148 void MainWindow::createActions()
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149 {
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150 mCheckUpdates = new QAction(tr("Check for Updates"), this);
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225a5ec20dad Use QSettings and manage downloader from mainwindow.
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151 connect(mCheckUpdates, SIGNAL(triggered()), this, SLOT(checkUpdates()));
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cf88cc432b9d Add quit action
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152 mQuitAction = new QAction(tr("Quit"), this);
cf88cc432b9d Add quit action
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153 connect(mQuitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
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154 }
cb0cde2c5eb9 Initial commit. Basically a Hello World with a Tray Icon.
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155
cb0cde2c5eb9 Initial commit. Basically a Hello World with a Tray Icon.
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156 void MainWindow::createTrayIcon()
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157 {
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7e2f14c7aba2 Split up downloader component and further implement it
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158 QIcon trayImg(":/img/tray_22.png");
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159
cb0cde2c5eb9 Initial commit. Basically a Hello World with a Tray Icon.
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160 mTrayMenu = new QMenu(this);
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161 mTrayMenu->addAction(mCheckUpdates);
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cf88cc432b9d Add quit action
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162 mTrayMenu->addAction(mQuitAction);
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163
cb0cde2c5eb9 Initial commit. Basically a Hello World with a Tray Icon.
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164 mTrayIcon = new QSystemTrayIcon(this);
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165 mTrayIcon->setContextMenu(mTrayMenu);
cb0cde2c5eb9 Initial commit. Basically a Hello World with a Tray Icon.
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166
cb0cde2c5eb9 Initial commit. Basically a Hello World with a Tray Icon.
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167 mTrayIcon->setIcon(trayImg);
cb0cde2c5eb9 Initial commit. Basically a Hello World with a Tray Icon.
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168 setWindowIcon(trayImg);
cb0cde2c5eb9 Initial commit. Basically a Hello World with a Tray Icon.
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169 mTrayIcon->show();
cb0cde2c5eb9 Initial commit. Basically a Hello World with a Tray Icon.
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170 mTrayIcon->setToolTip(tr("m13ui"));
cb0cde2c5eb9 Initial commit. Basically a Hello World with a Tray Icon.
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171 }
http://wald.intevation.org/projects/trustbridge/