tdesktop/Telegram/SourceFiles/core/sandbox.h

124 lines
3.0 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#pragma once
namespace Core {
class Launcher;
class UpdateChecker;
class Application;
class Sandbox final
: public QApplication
, private QAbstractNativeEventFilter {
public:
Sandbox(not_null<Launcher*> launcher, int &argc, char **argv);
Sandbox(const Sandbox &other) = delete;
Sandbox &operator=(const Sandbox &other) = delete;
int start();
void refreshGlobalProxy();
uint64 installationTag() const;
void postponeCall(FnMut<void()> &&callable);
bool notify(QObject *receiver, QEvent *e) override;
void registerEnterFromEventLoop();
auto createEventNestingLevel() {
incrementEventNestingLevel();
return gsl::finally([=] { decrementEventNestingLevel(); });
}
void activateWindowDelayed(not_null<QWidget*> widget);
void pauseDelayedWindowActivations();
void resumeDelayedWindowActivations();
ProxyData sandboxProxy() const;
static Sandbox &Instance() {
Expects(QApplication::instance() != nullptr);
return *static_cast<Sandbox*>(QApplication::instance());
}
bool applicationLaunched() const {
return _application != nullptr;
}
Application &application() const {
Expects(_application != nullptr);
return *_application;
}
~Sandbox();
protected:
bool event(QEvent *e) override;
private:
typedef QPair<QLocalSocket*, QByteArray> LocalClient;
typedef QList<LocalClient> LocalClients;
struct PostponedCall {
int loopNestingLevel = 0;
FnMut<void()> callable;
};
void closeApplication(); // will be done in aboutToQuit()
void checkForQuit(); // will be done in exec()
void incrementEventNestingLevel();
void decrementEventNestingLevel();
bool nativeEventFilter(
const QByteArray &eventType,
void *message,
long *result) override;
void processPostponedCalls(int level);
void singleInstanceChecked();
void launchApplication();
void runApplication();
void execExternal(const QString &cmd);
// Single instance application
void socketConnected();
void socketError(QLocalSocket::LocalSocketError e);
void socketDisconnected();
void socketWritten(qint64 bytes);
void socketReading();
void newInstanceConnected();
void readClients();
void removeClients();
const Qt::HANDLE _mainThreadId = nullptr;
int _eventNestingLevel = 0;
int _loopNestingLevel = 0;
std::vector<int> _previousLoopNestingLevels;
std::vector<PostponedCall> _postponedCalls;
QPointer<QWidget> _windowForDelayedActivation;
bool _delayedActivationsPaused = false;
not_null<Launcher*> _launcher;
std::unique_ptr<Application> _application;
QString _localServerName, _localSocketReadData;
QLocalServer _localServer;
QLocalSocket _localSocket;
LocalClients _localClients;
bool _secondInstance = false;
std::unique_ptr<UpdateChecker> _updateChecker;
QByteArray _lastCrashDump;
ProxyData _sandboxProxy;
};
} // namespace Core