X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=blobdiff_plain;f=source%2Fapplication.cpp;fp=source%2Fapplication.cpp;h=0000000000000000000000000000000000000000;hp=a9aa88ea55bdee578d81238d614120a962be2173;hb=e1ea831a640fba534e7e42e399f04cdf681ef8d3;hpb=0bcb8d4d6f33cbdad7b921cac787740bfe8e212e diff --git a/source/application.cpp b/source/application.cpp deleted file mode 100644 index a9aa88e..0000000 --- a/source/application.cpp +++ /dev/null @@ -1,198 +0,0 @@ -/* -This file is part of libmspframework -Copyright © 2006 Mikko Rasa, Mikkosoft Productions -Distributed under the LGPL -*/ -#include -#include -#include "application.h" -#include "error.h" - -using namespace std; - -namespace Msp { - -Poller::Slot &Application::add_pollable(Pollable *obj, short events) -{ - if(!poller_) - poller_=new Poller; - - Poller::Slot &slot=poller_->add_pollable(obj, events); - // Interrupt a possible poll in progress -#ifndef WIN32 //XXX - pthread_kill(main_tid, SIGALRM); -#endif - return slot; -} - -EventManager::Event &Application::create_event() -{ - if(!ev_mgr_) - ev_mgr_=new EventManager(*this); - - return ev_mgr_->create_event(); -} - -Application::~Application() -{ - if(poller_) - delete poller_; - if(ev_mgr_) - delete ev_mgr_; -} - -/** -Constructs an instance of the registered application class and runs it. If the -application throws a UsageError, the static usage() function is called. - -This function can only be called once. The global main() function provided by -the library normally does it automatically at program startup. -*/ -int Application::run(int argc, char **argv) -{ - static bool called=false; - if(called) - { - cerr<<"Trying to call Application::run_app twice!\n"; - return 125; - } - called=true; - - if(!reg_app_) - { - cerr<<"Trying to run with no application class registered!\n"; - return 126; - } - -#ifndef WIN32 //XXX - signal(SIGALRM, &sigalrm_); -#endif - - try - { - app_=reg_app_->create_app(argc, argv); - } - catch(const UsageError &e) - { - reg_app_->usage(argv[0], e.get_brief()); - return 1; - } - - int result=app_->main(); - delete app_; - return result; -} - -/** -Prints a message describing the usage of the application. The default version -will blame the programmer for being lazy. - -@param argv0 The value of argv[0], to be used in the message -@param brief Whether to print a brief or long usage message -*/ -void Application::usage(const char *, bool) -{ - cerr<<"The programmer was lazy and didn't write a usage() function for this application.\n"; -} - -Application::Application(): - exit_code(0), - tick_mode_(IDLE), - poller_(0), - ev_mgr_(0) -#ifndef WIN32 - //XXX Figure out how to get the current thread on win32 - ,main_tid(pthread_self()) -#endif -{ } - -/** -Default main loop. Calls tick() periodically if do_ticks is true, otherwise -just sleeps. A custom main loop should monitor the done member variable and -return exit_code. -*/ -int Application::main() -{ - done=false; - while(!done) - { - if(tick_mode_==IDLE) - { - if(poller_) - poller_->poll(0); - tick(); -#ifdef WIN32 - Sleep(0); -#else - sched_yield(); -#endif - } - else - { - if(poller_) - poller_->poll(-1); - else - { -#ifdef WIN32 - Sleep(1); -#else - timespec ts={1000,0}; - nanosleep(&ts, 0); -#endif - } - if(tick_mode_!=NONE) - tick(); - } - } - - return exit_code; -} - -/** -Sets the specified signal to be delivered to the sighandler member function. -*/ -void Application::catch_signal(int s) -{ - signal(s, &sighandler_); -} - -void Application::set_tick_mode(TickMode t) -{ - tick_mode_=t; -#ifndef WIN32 //XXX - pthread_kill(main_tid, SIGALRM); -#endif -} - -/** -Causes the application to exit gracefully with the given exit code. -*/ -void Application::exit(int c) -{ - done=true; - exit_code=c; -#ifndef WIN32 //XXX - pthread_kill(main_tid, SIGALRM); -#endif -} - -void Application::sighandler_(int s) -{ - app_->sighandler(s); -} - -Application::RegBase::RegBase() -{ - if(reg_app_) - { - cerr<<"Warning: registering the application twice\n"; - delete reg_app_; - } - - reg_app_=this; -} - -Application *Application::app_=0; -Application::RegBase *Application::reg_app_=0; - -} // namespace Msp