src/context/engines/service/ServiceEngine.cpp

   1 /***************************************************************************
   2  *   Copyright (c) 2007  Nikolaj Hald Nielsen <nhnFreespirit@gmail.com>    *
   3  *             (c) 2007  Leo Franchi <lfranchi@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 Street, Fifth Floor, Boston, MA  02111-1307, USA.         *
  19  ***************************************************************************/
  20
  21
  22
  23 #include "ServiceEngine.h"
  24
  25 #include "amarok.h"
  26 #include "debug.h"
  27 #include "ContextObserver.h"
  28 #include "ContextView.h"
  29 #include "ServiceInfoProxy.h"
  30 #include "TheInstances.h"
  31
  32 #include <QVariant>
  33
  34 using namespace Context;
  35
  36 ServiceEngine::ServiceEngine( QObject* parent, const QStringList& args )
  37     : DataEngine( parent )
  38     , m_requested( true )
  39 {
  40     Q_UNUSED( args )
  41     DEBUG_BLOCK
  42     m_sources = QStringList();
  43     m_sources << "service";
  44
  45     ServiceInfoProxy::instance()->subscribe( this );
  46 }
  47
  48 QStringList ServiceEngine::sources() const
  49 {
  50     return m_sources; // we don't have sources, if connected, it is enabled.
  51 }
  52
  53 bool ServiceEngine::sourceRequested( const QString& name )
  54 {
  55     Q_UNUSED( name );
  56 /*    m_sources << name;    // we are already enabled if we are alive*/
  57     setData( name, QVariant());
  58     m_requested = true;
  59     return true;
  60 }
  61
  62 void ServiceEngine::message( const ContextState& state )
  63 {
  64     DEBUG_BLOCK;
  65     if( state == Current && m_requested ) {
  66         m_storedInfo = ServiceInfoProxy::instance()->info();
  67         update();
  68     }
  69 }
  70
  71
  72 void ServiceEngine::serviceInfoChanged(QVariantMap infoMap)
  73 {
  74     m_storedInfo = infoMap;
  75     update();
  76 }
  77
  78 void ServiceEngine::update()
  79 {
  80     DEBUG_BLOCK;
  81     setData( "service", "service_name", m_storedInfo["service_name"] );
  82     setData( "service", "main_info", m_storedInfo["main_info"] );
  83
  84 }
  85
  86
  87
  88 #include "ServiceEngine.moc"