tdesktop/Telegram/SourceFiles/core/launcher.cpp

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/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop 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 3 of the License, or
(at your option) any later version.
It 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.
In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
*/
#include "core/launcher.h"
#include "platform/platform_launcher.h"
#include "platform/platform_specific.h"
#include "core/crash_reports.h"
#include "application.h"
namespace Core {
namespace {
QStringList ReadArguments(int argc, char *argv[]) {
auto result = QStringList();
result.reserve(argc);
for (auto i = 0; i != argc; ++i) {
result.push_back(fromUtf8Safe(argv[i]));
}
return result;
}
} // namespace
std::unique_ptr<Launcher> Launcher::Create(int argc, char *argv[]) {
return std::make_unique<Platform::Launcher>(argc, argv);
}
Launcher::Launcher(int argc, char *argv[])
: _argc(argc)
, _argv(argv)
, _arguments(ReadArguments(argc, argv)) {
InitFromCommandLine(argc, argv);
}
void Launcher::init() {
QCoreApplication::setApplicationName(qsl("TelegramDesktop"));
#ifndef OS_MAC_OLD
QCoreApplication::setAttribute(Qt::AA_DisableHighDpiScaling, true);
#endif // OS_MAC_OLD
initHook();
}
int Launcher::exec() {
init();
if (cLaunchMode() == LaunchModeFixPrevious) {
return psFixPrevious();
} else if (cLaunchMode() == LaunchModeCleanup) {
return psCleanup();
}
// both are finished in Application::closeApplication
Logs::start(this); // must be started before Platform is started
Platform::start(); // must be started before QApplication is created
auto result = 0;
{
Application app(this, _argc, _argv);
result = app.exec();
}
DEBUG_LOG(("Telegram finished, result: %1").arg(result));
#ifndef TDESKTOP_DISABLE_AUTOUPDATE
if (cRestartingUpdate()) {
DEBUG_LOG(("Application Info: executing updater to install update..."));
psExecUpdater();
} else
#endif // !TDESKTOP_DISABLE_AUTOUPDATE
if (cRestarting()) {
DEBUG_LOG(("Application Info: executing Telegram, because of restart..."));
psExecTelegram();
}
CrashReports::Finish();
Platform::finish();
Logs::finish();
return result;
}
QString Launcher::argumentsString() const {
return _arguments.join(' ');
}
} // namespace Core