1 /***************************************************************************
2 * Copyright (C) 2008-2013 by Andrzej Rybczak *
3 * electricityispower@gmail.com *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
19 ***************************************************************************/
21 #ifndef NCMPCPP_LASTFM_H
22 #define NCMPCPP_LASTFM_H
26 #ifdef HAVE_CURL_CURL_H
29 #include <boost/thread/future.hpp>
31 #include "interfaces.h"
32 #include "lastfm_service.h"
34 #include "utility/wide_string.h"
36 struct Lastfm
: Screen
<NC::Scrollpad
>, Tabbable
40 virtual void switchTo() OVERRIDE
;
41 virtual void resize() OVERRIDE
;
43 virtual std::wstring
title() OVERRIDE
;
44 virtual ScreenType
type() OVERRIDE
{ return ScreenType::Lastfm
; }
46 virtual void update() OVERRIDE
;
48 virtual void enterPressed() OVERRIDE
{ }
49 virtual void spacePressed() OVERRIDE
{ }
51 virtual bool isMergable() OVERRIDE
{ return true; }
53 template <typename ServiceT
>
54 bool queueJob(ServiceT service
)
56 auto old_service
= dynamic_cast<ServiceT
*>(m_service
.get());
57 // if the same service and arguments were used, leave old info
58 if (old_service
!= nullptr && *old_service
== service
)
61 // download in progress
62 if (m_worker
.valid() && !m_worker
.is_ready())
65 m_service
= std::make_shared
<ServiceT
>(std::forward
<ServiceT
>(service
));
66 m_worker
= boost::async(boost::launch::async
, boost::bind(&LastFm::Service::fetch
, m_service
.get()));
69 w
<< "Fetching information...";
71 m_title
= ToWString(m_service
->name());
77 virtual bool isLockable() OVERRIDE
{ return false; }
84 std::shared_ptr
<LastFm::Service
> m_service
;
85 boost::future
<LastFm::Service::Result
> m_worker
;
88 extern Lastfm
*myLastfm
;
90 #endif // HAVE_CURL_CURL_H
92 #endif // NCMPCPP_LASTFM_H