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#pragma once
#include <Exceptions.h>
namespace Balau {
class AtStart {
protected:
AtStart(int priority = 0);
virtual void doStart() = 0;
private:
const int m_priority;
AtStart * m_next;
static AtStart * s_head;
friend class Main;
};
class AtExit {
protected:
AtExit(int priority = 0);
virtual void doExit() = 0;
private:
const int m_priority;
AtExit * m_next;
static AtExit * s_head;
friend class Main;
};
class Exit : public GeneralException {
public:
Exit(int code = -1) : GeneralException(), m_code(code) { String s; s.set("Application exitting with code = %i", code); setMsg(s.strdup()); }
int getCode() { return m_code; }
private:
int m_code;
};
};
#include <Printer.h>
#include <Task.h>
#include <TaskMan.h>
namespace Balau {
class MainTask : public Task {
public:
virtual const char * getName() { return "Main Task"; }
virtual void Do();
};
class Main {
public:
enum Status {
UNKNOWN = 0,
STARTING,
RUNNING,
STOPPING,
STOPPED,
};
Main() : m_status(UNKNOWN) { Assert(s_application == 0); s_application = this; }
static Status status() { return s_application->m_status; }
int bootstrap(int _argc, char ** _argv) {
int r = 0;
m_status = STARTING;
argc = _argc;
argv = _argv;
enve = NULL;
for (AtStart * ptr = AtStart::s_head; ptr; ptr = ptr->m_next)
ptr->doStart();
try {
m_status = RUNNING;
MainTask * mainTask = new MainTask();
TaskMan::getTaskMan()->mainLoop();
m_status = STOPPING;
}
catch (Exit e) {
m_status = STOPPING;
r = e.getCode();
}
catch (GeneralException e) {
m_status = STOPPING;
Printer::log(M_ERROR | M_ALERT, "The application caused an exception: %s", e.getMsg());
r = -1;
}
catch (...) {
m_status = STOPPING;
Printer::log(M_ERROR | M_ALERT, "The application caused an unknown exception");
r = -1;
}
m_status = STOPPING;
for (AtExit * ptr = AtExit::s_head; ptr; ptr = ptr->m_next)
ptr->doExit();
m_status = STOPPED;
return r;
}
protected:
int argc;
char ** argv;
char ** enve;
private:
Status m_status;
static Main * s_application;
};
#define BALAU_STARTUP \
\
class Application : public Balau::Main { \
public: \
virtual int startup() throw (Balau::GeneralException); \
}; \
\
extern "C" { \
int main(int argc, char ** argv) { \
setlocale(LC_ALL, ""); \
Balau::Main mainClass; \
return mainClass.bootstrap(argc, argv); \
} \
}
};
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