X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=blobdiff_plain;f=source%2Fcore%2Fapplication.h;h=972f3b73b1f8d9767e1f72bcd4ccdf6529415a47;hp=1384085ef58c3b134b9aa0abecbc68fcbd9d7e9e;hb=HEAD;hpb=b2333b53a0434eb6a131000c0b9bf06e4f603bd6 diff --git a/source/core/application.h b/source/core/application.h index 1384085..d5a571a 100644 --- a/source/core/application.h +++ b/source/core/application.h @@ -2,39 +2,42 @@ #define MSP_CORE_APPLICATION_H_ #include +#include +#include "mspcore_api.h" +#include "noncopyable.h" namespace Msp { /** Base class for applications. See also RegisteredApplication. */ -class Application +class MSPCORE_API Application: private NonCopyable { protected: - class Starter + class MSPCORE_API Starter { protected: Starter(); public: - virtual ~Starter() { } + virtual ~Starter() = default; virtual Application *create_app(int, char **) = 0; }; - bool done; - int exit_code; + bool done = false; + int exit_code = 0; private: - static Starter *starter_; - static Application *app_; - static void *data_; + static Starter *_starter; + static Application *_app; + static const char *_argv0; + static std::string _name; + static void *_data; - Application(const Application &); - Application &operator=(const Application &); protected: - Application(); + Application(const std::string & = std::string()); public: - virtual ~Application() { } + virtual ~Application() = default; /** Constructs an instance of the registered application class and runs it. If the application throws a usage_error, a help message is printed. The @@ -42,9 +45,18 @@ public: This function can only be called once. The global main() function provided by the library normally does it automatically at program startup. */ - static int run(int, char **, void * =0); + static int run(int, char **, void * = nullptr, void (*)(void *) = nullptr); - static void *get_data() { return data_; } + /** Sets application startup info, including argv[0] value and platform- + specific data. + + This function can only be called once, and is normally called by + Application::run(). */ + static void set_startup_info(const char *, void *); + + static void *get_data(); + static const char *get_argv0(); + static const std::string &get_name(); protected: /** Default main loop. Calls tick() repeatedly until exit() is called. A @@ -65,9 +77,7 @@ protected: private: /** Static wrapper function to call a member function of the Application instance. */ - static void sighandler_(int); - - static void display_exception(const std::exception &); + static void _sighandler(int); }; @@ -85,15 +95,16 @@ private: Application *create_app(int argc, char **argv) { return new T(argc, argv); } }; - static Starter starter_; + static Starter _starter; protected: - // Force the starter into existence - RegisteredApplication() { (void)starter_; } + RegisteredApplication(const std::string &n = std::string()): + Application(n) + { (void)_starter; } // Force the starter into existence }; template -typename RegisteredApplication::Starter RegisteredApplication::starter_; +typename RegisteredApplication::Starter RegisteredApplication::_starter; } // namespace Msp