IDocument_ptr Core::LoadDocument (const QString& path)
{
if (!QFile::exists (path))
return IDocument_ptr ();
decltype (Backends_) loaders;
Q_FOREACH (auto backend, Backends_)
if (qobject_cast<IBackendPlugin*> (backend)->CanLoadDocument (path))
loaders << backend;
if (loaders.isEmpty ())
return IDocument_ptr ();
else if (loaders.size () == 1)
return qobject_cast<IBackendPlugin*> (loaders.at (0))->LoadDocument (path);
auto backend = DefaultBackendManager_->GetBackend (loaders);
return backend ?
qobject_cast<IBackendPlugin*> (backend)->LoadDocument (path) :
IDocument_ptr ();
}
IDocument_ptr Plugin::LoadDocument (const QString& file)
{
return IDocument_ptr (new Document (file, MuCtx_, this));
}