PrusaSlicer-NonPlainar/src/slic3r/GUI/InstanceCheck.hpp
David Kocik 65a37ffaa1 single instance check
processing paths with whitespaces
unified lock for all systems - wxInstanceChecker
checking a messaging only for same binaries
2020-05-15 09:34:53 +02:00

98 lines
3.0 KiB
C++

#ifndef slic3r_InstanceCheck_hpp_
#define slic3r_InstanceCheck_hpp_
#include "Event.hpp"
#if _WIN32
#include <windows.h>
#endif //_WIN32
#include <string>
#include <boost/filesystem.hpp>
#if __linux__
#include <boost/thread.hpp>
#include <tbb/mutex.h>
#include <condition_variable>
#endif // __linux__
namespace Slic3r {
// checks for other running instances and sends them argv,
// if there is --single-instance argument or AppConfig is set to single_instance=1
// returns true if this instance should terminate
bool instance_check(int argc, char** argv, bool app_config_single_instance);
#if __APPLE__
// apple implementation of inner functions of instance_check
// in InstanceCheckMac.mm
void send_message_mac(const std::string& msg, const std::string& version);
#endif //__APPLE__
namespace GUI {
class MainFrame;
#if __linux__
#define BACKGROUND_MESSAGE_LISTENER
#endif // __linux__
using LoadFromOtherInstanceEvent = Event<std::vector<boost::filesystem::path>>;
wxDECLARE_EVENT(EVT_LOAD_MODEL_OTHER_INSTANCE, LoadFromOtherInstanceEvent);
using InstanceGoToFrontEvent = SimpleEvent;
wxDECLARE_EVENT(EVT_INSTANCE_GO_TO_FRONT, InstanceGoToFrontEvent);
class OtherInstanceMessageHandler
{
public:
OtherInstanceMessageHandler() = default;
OtherInstanceMessageHandler(OtherInstanceMessageHandler const&) = delete;
void operator=(OtherInstanceMessageHandler const&) = delete;
~OtherInstanceMessageHandler() { assert(!m_initialized); }
// inits listening, on each platform different. On linux starts background thread
void init(wxEvtHandler* callback_evt_handler);
// stops listening, on linux stops the background thread
void shutdown(MainFrame* main_frame);
//finds paths to models in message(= command line arguments, first should be prusaSlicer executable)
//and sends them to plater via LoadFromOtherInstanceEvent
//security of messages: from message all existing paths are proccesed to load model
// win32 - anybody who has hwnd can send message.
// mac - anybody who posts notification with name:@"OtherPrusaSlicerTerminating"
// linux - instrospectable on dbus
void handle_message(const std::string& message);
#ifdef _WIN32
static void init_windows_properties(MainFrame* main_frame, size_t instance_hash);
#endif //WIN32
private:
bool m_initialized { false };
wxEvtHandler* m_callback_evt_handler { nullptr };
#ifdef BACKGROUND_MESSAGE_LISTENER
//worker thread to listen incoming dbus communication
boost::thread m_thread;
std::condition_variable m_thread_stop_condition;
mutable std::mutex m_thread_stop_mutex;
bool m_stop{ false };
bool m_start{ true };
// background thread method
void listen();
#endif //BACKGROUND_MESSAGE_LISTENER
#if __APPLE__
//implemented at InstanceCheckMac.mm
void register_for_messages(const std::string &version_hash);
void unregister_for_messages();
// Opaque pointer to RemovableDriveManagerMM
void* m_impl_osx;
#endif //__APPLE__
};
} // namespace GUI
} // namespace Slic3r
#endif // slic3r_InstanceCheck_hpp_