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annotate ui/main.cpp @ 1228:206eb5006c56

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Improve mainwindow documentation
author Andre Heinecke <andre.heinecke@intevation.de>
date Wed, 24 Sep 2014 15:13:11 +0200
parents 6d5b305e9430
children 12ed0b72e9f5
rev   line source
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1 /* Copyright (C) 2014 by Bundesamt für Sicherheit in der Informationstechnik
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU GPL (v>=2)
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5 * and comes with ABSOLUTELY NO WARRANTY!
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6 * See LICENSE.txt for details.
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7 */
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8 #include "mainwindow.h"
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9 #include "processhelp.h"
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10 #include "logging.h"
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11 #include "selftest.h"
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12 #include "util.h"
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13 #ifdef WIN32
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14 #include "taskscheduler.h"
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15 #endif
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16
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17 #include <QApplication>
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18 #include <QFile>
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19 #include <QtPlugin>
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20 #include <QMessageBox>
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21 #include <QSettings>
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22 #include <QDebug>
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23 #include <QTranslator>
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24
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25 #include <QStyleFactory>
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26 #include <QFontDatabase>
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27
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28 #ifndef VERSION
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29 #define VERSION "0.0.1"
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30 #endif
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31
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32 #ifndef APPNAME
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33 #define APPNAME "TrustBridge"
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34 #endif
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35
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36 #ifndef STARTUP_FILE_NAME
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37 #define STARTUP_FILE_NAME "trustbridge-tray-starter.cfg"
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38 #endif
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39
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40 #ifndef ORGANIZATION
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41 #define ORGANIZATION "BSI"
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42 #endif
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43
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44 #define COPYRIGHT "Copyright (C) 2014 by Bundesamt für Sicherheit in der Informationstechnik \n" \
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45 "Software engineering by Intevation GmbH \n\n" \
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46 "This file is Free Software under the GNU GPL (v>=2)\n" \
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47 "and comes with ABSOLUTELY NO WARRANTY!\n"
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48
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49 #ifdef Q_OS_WIN
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50 Q_IMPORT_PLUGIN(QWindowsIntegrationPlugin)
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51 #else
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52 Q_IMPORT_PLUGIN(QXcbIntegrationPlugin)
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53 #endif
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54
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55 #ifdef DO_RELEASE_BUILD
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56 bool g_debug = false;
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57 #else
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58 bool g_debug = true;
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59 #endif
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60
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61 QtMessageHandler g_default_msg_handler = NULL;
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62
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63 void filterDebugOutput(QtMsgType type, const QMessageLogContext &context, const QString &msg)
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64 {
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65 if (!g_debug && type == QtDebugMsg) {
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66 return;
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67 }
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68
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69 if (g_default_msg_handler) {
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70 (*g_default_msg_handler)(type, context, msg);
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71 }
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72 }
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73
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74
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75 int main(int argc, char **argv)
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76 {
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77 #ifdef WIN32
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78 /* First verify integrity even before calling QApplication.
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79 * We only do this on Windows as we have a PKCS#7 embedded
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80 * signature there which we check with OS methods.
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81 *
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82 * On GNU/Linux platforms you should use an IDS system to
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83 * monitor executable corruptions.
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84 */
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85 if (!selftest()) {
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86 syslog_error_printf("Integrity check failed.");
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87 MessageBoxW(NULL,
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88 L"TrustBridge wurde nach der Installation modifizert.\n"
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89 L"Um ihr System zu schützen wurde das Starten der Anwendung abgebrochen.\n"
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90 L"Bitte installieren Sie TrustBridge erneut.\n\n"
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91 L"TrustBridge has been modified after installation.\n"
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92 L"To protect your system the application launch has been aborted.\n"
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93 L"Please reinstall TrustBridge.",
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94 L"Integritätsprüfung fehlgeschlagen / Integrity check failed.",
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95 MB_ICONERROR | MB_OK);
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96 return -1;
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97 }
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98 #endif
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99
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100 QApplication app (argc, argv);
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101
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102 QApplication::setQuitOnLastWindowClosed(false);
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103 QApplication::setOrganizationName(QString::fromLatin1(ORGANIZATION));
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104 QApplication::setApplicationName(QString::fromLatin1(APPNAME));
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105 QApplication::setApplicationVersion(QString::fromLatin1(VERSION));
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106 QSettings::setDefaultFormat(QSettings::IniFormat);
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107 QStringList arguments = QApplication::arguments();
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108
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109 if (arguments.contains("--debug")) {
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110 g_debug = true;
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111 }
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112 g_default_msg_handler = qInstallMessageHandler(filterDebugOutput);
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113
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114 qDebug() << "Application style is: " << app.style()->metaObject()->className();
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115 qDebug() << "Available styles: " << QStyleFactory::keys().join(", ");
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116 qDebug() << "Font is: " << app.font();
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117
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118 bool trayMode = arguments.contains("--tray");
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119
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120 if (arguments.contains("--version")) {
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121 printf (APPNAME " Version: %s \n",
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122 QApplication::applicationVersion().toLocal8Bit().constData());
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123 printf (COPYRIGHT);
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124 return 0;
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125 }
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126
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127 QSettings settings;
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128 settings.beginGroup("settings");
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129 bool autoStart = settings.value("autostart", true).toBool();
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130 settings.endGroup();
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131
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132 if (trayMode && !autoStart) {
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133 return 0;
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134 }
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135
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136 if (ProcessHelp::otherProcessesExist(APPNAME)) {
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137 qDebug() << "Another " << APPNAME << " process is already running. Exiting.";
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138 ProcessHelp::activateWindowForProcess(APPNAME);
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139 return 0;
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140 }
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141
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142 QTranslator translator;
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143 if (QLocale::system().name() == "C") {
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144 /* Useful for testing / development as the primary target is german */
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145 translator.load(":/l10n/trustbridge_de_DE");
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146 } else {
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147 qDebug() << "Loading translations for: " << "trustbridge_" +
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148 QLocale::system().name();
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149 if (!translator.load(":/l10n/trustbridge_" + QLocale::system().name())) {
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150 qDebug() << "Failed.";
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151 }
423
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152 }
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153 app.installTranslator(&translator);
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154 /*
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155 if ((!QSystemTrayIcon::isSystemTrayAvailable() ||
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156 !QSystemTrayIcon::supportsMessages()) && trayMode) {
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225a5ec20dad Use QSettings and manage downloader from mainwindow.
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157 QMessageBox::critical(0, QString::fromLatin1(APPNAME),
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158 QObject::tr("Couldn't detect any system tray "
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159 "on this system. This software can only "
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160 "be used in a desktop environment."));
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161 return 1;
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162 }
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163 */
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164 #ifdef Q_OS_WIN
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165 {
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166 TaskScheduler taskSched;
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167 qDebug() << " task sched done: " << taskSched.createDailyTask(QCoreApplication::applicationFilePath(),
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168 QString::fromLatin1("--tray"), QTime::currentTime());
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169 }
840
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170 #else
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171 /* Save the display on start so that it might later be used by the cron startup script. */
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172 QFile startup_file (settings.fileName().replace(APPNAME ".ini", STARTUP_FILE_NAME));
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173 startup_file.open(QIODevice::WriteOnly);
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174 startup_file.write(QString::fromLatin1("DISPLAY=%1\n").arg(qgetenv("DISPLAY").constData()).toUtf8());
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175 startup_file.close();
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176 #endif
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177
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178 /* Install static fonts */
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179
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180 /* The putenv here works around a bug in qt (#29192). Qt thinks it is a fatal
876
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181 * error if the font directory does not exist. */
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182 qputenv("QT_QPA_FONTDIR", get_install_dir());
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183 int fontId = QFontDatabase::addApplicationFont(":/fonts/DejaVuSans.ttf");
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184 if (fontId != -1)
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185 {
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186 QFont font("DejaVuSans");
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187 font.setPointSize(9);
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188 app.setFont(font);
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189 }
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190
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diff changeset
191 MainWindow mainWin(trayMode);
0
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192
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193 return app.exec();
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194 }
http://wald.intevation.org/projects/trustbridge/