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/*
*
* Copyright (C) by Duncan Mac-Vicar P. <duncan@kde.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#include <QtGlobal>
#include <signal.h>
#ifdef Q_OS_UNIX
#include <sys/time.h>
#include <sys/resource.h>
#endif
#include "application.h"
#include "theme.h"
#include "utility.h"
#include "cocoainitializer.h"
#include "updater/updater.h"
#include <QTimer>
#include <QMessageBox>
using namespace OCC;
void warnSystray()
{
QMessageBox::critical(0, qApp->translate("main.cpp", "System Tray not available"),
qApp->translate("main.cpp", "%1 requires on a working system tray. "
"If you are running XFCE, please follow "
"<a href=\"http://docs.xfce.org/xfce/xfce4-panel/systray\">these instructions</a>. "
"Otherwise, please install a system tray application such as 'trayer' and try again.")
.arg(Theme::instance()->appNameGUI()));
}
int main(int argc, char **argv)
{
Q_INIT_RESOURCE(client);
#ifndef Q_OS_MAC
// If the font size ratio is set on Windows, we need to
// enable the auto pixelRatio in Qt since we don't
// want to use sizes relative to the font size everywhere.
// This is automatic on OS X, but opt-in on Windows and Linux
// https://doc-snapshots.qt.io/qt5-5.6/highdpi.html#qt-support
#if QT_VERSION >= QT_VERSION_CHECK(5, 6, 0)
qputenv("QT_AUTO_SCREEN_SCALE_FACTOR", "1");
#endif
#endif // !Q_OS_MAC
#ifdef Q_OS_MAC
Mac::CocoaInitializer cocoaInit; // RIIA
#endif
OCC::Application app(argc, argv);
#ifdef Q_OS_WIN
// The Windows style still has pixelated elements with Qt 5.6,
// it's recommended to use the Fusion style in this case, even
// though it looks slightly less native. Check here after the
// QApplication was constructed, but before any QWidget is
// constructed.
if (app.devicePixelRatio() > 1)
QApplication::setStyle(QStringLiteral("fusion"));
#endif // Q_OS_WIN
#ifndef Q_OS_WIN
signal(SIGPIPE, SIG_IGN);
#endif
if( app.giveHelp() ) {
app.showHelp();
return 0;
}
if( app.versionOnly() ) {
app.showVersion();
return 0;
}
// check a environment variable for core dumps
#ifdef Q_OS_UNIX
if( !qgetenv("OWNCLOUD_CORE_DUMP").isEmpty() ) {
struct rlimit core_limit;
core_limit.rlim_cur = RLIM_INFINITY;
core_limit.rlim_max = RLIM_INFINITY;
if (setrlimit(RLIMIT_CORE, &core_limit) < 0) {
fprintf(stderr, "Unable to set core dump limit\n");
} else {
qDebug() << "Core dumps enabled";
}
}
#endif
// if handleStartup returns true, main()
// needs to terminate here, e.g. because
// the updater is triggered
if (Updater::instance()->handleStartup()) {
return true;
}
// if the application is already running, notify it.
if(app.isRunning()) {
qDebug() << Q_FUNC_INFO << "Already running, exiting...";
if (app.isSessionRestored()) {
// This call is mirrored with the one in Application::slotParseMessage
qDebug() << "Session was restored, don't notify app!";
return -1;
}
QStringList args = app.arguments();
if (args.size() > 1) {
QString msg = args.join(QLatin1String("|"));
if(!app.sendMessage(QLatin1String("MSG_PARSEOPTIONS:") + msg))
return -1;
}
if(!app.sendMessage(QLatin1String("MSG_SHOWSETTINGS"))) {
return -1;
}
return 0;
}
#if QT_VERSION > QT_VERSION_CHECK(5, 0, 0)
if (qgetenv("QT_QPA_PLATFORMTHEME") != "appmenu-qt5")
// We can't call isSystemTrayAvailable with appmenu-qt5 begause it hides the systemtray
// (issue #4693)
#endif
{
if (!QSystemTrayIcon::isSystemTrayAvailable()) {
// If the systemtray is not there, we will wait one second for it to maybe start
// (eg boot time) then we show the settings dialog if there is still no systemtray.
// On XFCE however, we show a message box with explainaition how to install a systemtray.
Utility::sleep(1);
auto desktopSession = qgetenv("XDG_CURRENT_DESKTOP").toLower();
if (desktopSession.isEmpty()) {
desktopSession = qgetenv("DESKTOP_SESSION").toLower();
}
if (desktopSession == "xfce") {
int attempts = 0;
forever {
if (!QSystemTrayIcon::isSystemTrayAvailable()) {
Utility::sleep(1);
attempts++;
if (attempts < 30) continue;
} else {
break;
}
warnSystray();
}
}
if (!QSystemTrayIcon::isSystemTrayAvailable() && desktopSession != "ubuntu") {
app.showSettingsDialog();
}
}
}
return app.exec();
}
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