oboy/src/qt/oboy.cpp

75 lines
1.5 KiB
C++

#include "oboy.h"
#include <caml/mlvalues.h>
#include <caml/callback.h>
#include <caml/alloc.h>
#include <caml/memory.h>
#include <caml/misc.h>
#include <caml/osdeps.h>
OBoy::OBoy(QObject *parent) : QObject(parent)
{
}
// https://caml.inria.fr/pub/docs/manual-ocaml/intfc.html
// http://www.mega-nerd.com/erikd/Blog/CodeHacking/Ocaml/calling_ocaml.html
QString OBoy::name() const
{
CAMLparam0();
value * closure_f = caml_named_value("oboy_name");
if (closure_f == nullptr) {
CAMLdrop;
return QString("<Unreachable>");
}
const char *str = String_val(caml_callback(*closure_f, Val_unit));
CAMLdrop;
return QString(str);
}
QString OBoy::version() const
{
CAMLparam0();
value * closure_f = caml_named_value("oboy_version");
if (closure_f == nullptr) {
CAMLdrop;
return QString("<Unreachable>");
}
const char *str = String_val(caml_callback(*closure_f, Val_unit));
CAMLdrop;
return QString(str);
}
bool OBoy::load(const QString &path)
{
CAMLparam0();
CAMLlocal1(ocaml_path) ;
value * closure_f = caml_named_value("oboy_load");
if (closure_f == nullptr) {
CAMLdrop;
return false;
}
QString truncated(path);
truncated.remove(0, 7); // remove file://
QByteArray ba = truncated.toLocal8Bit();
ocaml_path = caml_copy_string_of_os(ba.data());
_loaded = Bool_val(caml_callback(*closure_f, ocaml_path));
this->loadedChanged(_loaded);
CAMLdrop;
return _loaded;
}
bool OBoy::loaded() const
{
return _loaded;
}