src/lastfm.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2008-2014 by Andrzej Rybczak                            *
   3  *   electricityispower@gmail.com                                          *
   4  *                                                                         *
   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.                                   *
   9  *                                                                         *
  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.                          *
  14  *                                                                         *
  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  ***************************************************************************/
  20
  21 #include "lastfm.h"
  22
  23 #ifdef HAVE_CURL_CURL_H
  24
  25 #include "helpers.h"
  26 #include "charset.h"
  27 #include "global.h"
  28 #include "statusbar.h"
  29 #include "title.h"
  30 #include "screen_switcher.h"
  31
  32 using Global::MainHeight;
  33 using Global::MainStartY;
  34
  35 Lastfm *myLastfm;
  36
  37 Lastfm::Lastfm()
  38 : Screen(NC::Scrollpad(0, MainStartY, COLS, MainHeight, "", Config.main_color, NC::Border()))
  39 { }
  40
  41 void Lastfm::resize()
  42 {
  43         size_t x_offset, width;
  44         getWindowResizeParams(x_offset, width);
  45         w.resize(width, MainHeight);
  46         w.moveTo(x_offset, MainStartY);
  47         hasToBeResized = 0;
  48 }
  49
  50 std::wstring Lastfm::title()
  51 {
  52         return m_title;
  53 }
  54
  55 void Lastfm::update()
  56 {
  57         if (m_worker.valid() && m_worker.is_ready())
  58                 getResult();
  59 }
  60
  61 void Lastfm::switchTo()
  62 {
  63         using Global::myScreen;
  64         if (myScreen != this)
  65         {
  66                 SwitchTo::execute(this);
  67                 drawHeader();
  68         }
  69         else
  70                 switchToPreviousScreen();
  71 }
  72
  73 void Lastfm::getResult()
  74 {
  75         auto result = m_worker.get();
  76         if (result.first)
  77         {
  78                 w.clear();
  79                 w << Charset::utf8ToLocale(result.second);
  80                 m_service->beautifyOutput(w);
  81         }
  82         else
  83                 w << " " << NC::Color::Red << result.second << NC::Color::End;
  84         w.flush();
  85         w.refresh();
  86         // reset m_worker so it's no longer valid
  87         m_worker = boost::future<LastFm::Service::Result>();
  88 }
  89
  90 #endif // HVAE_CURL_CURL_H