lastfm: use sink argument and fix possible usage of m_service after delete

This commit is contained in:
Andrzej Rybczak
2015-05-23 19:33:20 +02:00
parent d54de65990
commit 20a4e486cc
3 changed files with 11 additions and 12 deletions

View File

@@ -2314,7 +2314,7 @@ void ShowArtistInfo::run()
if (!artist.empty())
{
myLastfm->queueJob(LastFm::ArtistInfo(artist, Config.lastfm_preferred_language));
myLastfm->queueJob(new LastFm::ArtistInfo(artist, Config.lastfm_preferred_language));
myLastfm->switchTo();
}
# endif // HAVE_CURL_CURL_H

View File

@@ -51,27 +51,25 @@ struct Lastfm: Screen<NC::Scrollpad>, Tabbable
virtual bool isMergable() OVERRIDE { return true; }
template <typename ServiceT>
void queueJob(ServiceT &&service)
void queueJob(ServiceT *service)
{
typedef typename std::remove_reference<ServiceT>::type ServiceNoRef;
auto old_service = dynamic_cast<ServiceNoRef *>(m_service.get());
auto old_service = dynamic_cast<ServiceT *>(m_service.get());
// if the same service and arguments were used, leave old info
if (old_service != nullptr && *old_service == service)
if (old_service != nullptr && *old_service == *service)
return;
m_service = std::make_shared<ServiceNoRef>(std::forward<ServiceT>(service));
m_worker = boost::async(boost::launch::async, boost::bind(&LastFm::Service::fetch, m_service.get()));
m_service = std::shared_ptr<ServiceT>(service);
m_worker = boost::async(boost::launch::async, std::bind(&LastFm::Service::fetch, m_service));
w.clear();
w << "Fetching information...";
w.flush();
m_title = ToWString(m_service->name());
}
protected:
virtual bool isLockable() OVERRIDE { return false; }
private:
void getResult();