moved some code inside libqmmpui

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@2250 90c681e8-e032-0410-971d-27865f9a5e38

7 files changed, 36 insertions, 24 deletions

diff --git a/src/qmmp/soundcore.cpp b/src/qmmp/soundcore.cpp
index d03cbd3f5..156bc504c 100644
--- a/src/qmmp/soundcore.cpp
+++ b/src/qmmp/soundcore.cpp
@@ -40,6 +40,8 @@ SoundCore *SoundCore::m_instance = 0;
 SoundCore::SoundCore(QObject *parent)
         : QObject(parent)
 {
+    if(m_instance)
+        qFatal("SoundCore: only one instance is allowed");
     m_instance = this;
     m_decoder = 0;
     m_error = false;
@@ -63,6 +65,7 @@ SoundCore::~SoundCore()
 {
     stop();
     MetaDataManager::destroy();
+    m_instance = 0;
 }
 
 bool SoundCore::play(const QString &source, bool queue, qint64 offset)
diff --git a/src/qmmp/statehandler.cpp b/src/qmmp/statehandler.cpp
index 547a5c562..eb5d3508d 100644
--- a/src/qmmp/statehandler.cpp
+++ b/src/qmmp/statehandler.cpp
@@ -32,6 +32,8 @@ StateHandler* StateHandler::m_instance = 0;
 StateHandler::StateHandler(QObject *parent)
         : QObject(parent), m_mutex(QMutex::Recursive)
 {
+    if(m_instance)
+        qFatal("StateHandler: only one instance is allowed");
     m_instance = this;
     m_elapsed = -1;
     m_bitrate = 0;
diff --git a/src/qmmpui/mediaplayer.cpp b/src/qmmpui/mediaplayer.cpp
index 9b1636697..1bdac91f4 100644
--- a/src/qmmpui/mediaplayer.cpp
+++ b/src/qmmpui/mediaplayer.cpp
@@ -32,6 +32,8 @@ MediaPlayer *MediaPlayer::m_instance = 0;
 MediaPlayer::MediaPlayer(QObject *parent)
         : QObject(parent)
 {
+    if(m_instance)
+        qFatal("StateHandler: only one instance is allowed");
     m_instance = this;
     m_pl_manager = 0;
     m_core = 0;
@@ -42,28 +44,22 @@ MediaPlayer::MediaPlayer(QObject *parent)
     QString locale = Qmmp::systemLanguageID();
     translator->load(QString(":/libqmmpui_") + locale);
     qApp->installTranslator(translator);
+    m_core = new SoundCore(this);
+    m_pl_manager = new PlayListManager(this);
+    connect(m_core, SIGNAL(nextTrackRequest()), SLOT(updateNextUrl()));
+    connect(m_core, SIGNAL(finished()), SLOT(playNext()));
+    connect(m_core, SIGNAL(stateChanged(Qmmp::State)), SLOT(processState(Qmmp::State)));
+    connect(m_core, SIGNAL(metaDataChanged()),SLOT(showMetaData()));
 }
 
 MediaPlayer::~MediaPlayer()
-{}
-
-MediaPlayer* MediaPlayer::instance()
 {
-    return m_instance;
+    m_instance = 0;
 }
 
-void MediaPlayer::initialize(SoundCore *core, PlayListManager *pl_manager)
+MediaPlayer* MediaPlayer::instance()
 {
-    Q_CHECK_PTR(core);
-    Q_CHECK_PTR(pl_manager);
-    m_core = core;
-    m_pl_manager = pl_manager;
-    m_repeat = false;
-    m_noPlaylistAdvance = false;
-    connect(m_core, SIGNAL(nextTrackRequest()), SLOT(updateNextUrl()));
-    connect(m_core, SIGNAL(finished()), SLOT(playNext()));
-    connect(m_core, SIGNAL(stateChanged(Qmmp::State)), SLOT(processState(Qmmp::State)));
-    connect(m_core, SIGNAL(metaDataChanged()),SLOT(showMetaData()));
+    return m_instance;
 }
 
 PlayListManager *MediaPlayer::playListManager()
diff --git a/src/qmmpui/mediaplayer.h b/src/qmmpui/mediaplayer.h
index 8c8a97e5a..941295d1a 100644
--- a/src/qmmpui/mediaplayer.h
+++ b/src/qmmpui/mediaplayer.h
@@ -46,12 +46,6 @@ public:
      */
     static MediaPlayer* instance();
     /*!
-     * Prepares object for usage.
-     * @param core Pointer to the SoundCore object.
-     * @param pl_mamager Playlist manager.
-     */
-    void initialize(SoundCore *core, PlayListManager *pl_mamager);
-    /*!
      * Returns playlist manager pointer
      */
     PlayListManager *playListManager();
diff --git a/src/qmmpui/playlistmanager.cpp b/src/qmmpui/playlistmanager.cpp
index 85ec93855..02b82c07d 100644
--- a/src/qmmpui/playlistmanager.cpp
+++ b/src/qmmpui/playlistmanager.cpp
@@ -27,8 +27,14 @@
 #include "playlistsettings_p.h"
 #include "playlistmanager.h"
 
+
+PlayListManager *PlayListManager::m_instance = 0;
+
 PlayListManager::PlayListManager(QObject *parent) : QObject(parent)
 {
+    if(m_instance)
+        qFatal("PlayListManager: only one instance is allowed");
+    m_instance = this;
     m_current = 0;
     m_selected = 0;
     m_repeatable = false;
@@ -40,8 +46,15 @@ PlayListManager::~PlayListManager()
 {
     writePlayLists();
     delete PlaylistSettings::instance();
+    m_instance = 0;
+}
+
+PlayListManager* PlayListManager::instance()
+{
+    return m_instance;
 }
 
+
 PlayListModel *PlayListManager::selectedPlayList() const
 {
     return m_selected;
diff --git a/src/qmmpui/playlistmanager.h b/src/qmmpui/playlistmanager.h
index b8559b05b..fde5f4270 100644
--- a/src/qmmpui/playlistmanager.h
+++ b/src/qmmpui/playlistmanager.h
@@ -40,6 +40,10 @@ public:
      */
     ~PlayListManager();
     /*!
+     * Returns a pointer to the object's instance.
+     */
+    static PlayListManager* instance();
+    /*!
      * Returns a list of all playlists.
      */
     QList <PlayListModel *> playLists() const;
@@ -293,6 +297,7 @@ public slots:
 private:
     void readPlayLists();
     void writePlayLists();
+    static PlayListManager* m_instance;
     QList <PlayListModel *> m_models;
     PlayListModel *m_current;
     PlayListModel *m_selected;
diff --git a/src/ui/mainwindow.cpp b/src/ui/mainwindow.cpp
index 90ad7ebbf..445133216 100644
--- a/src/ui/mainwindow.cpp
+++ b/src/ui/mainwindow.cpp
@@ -69,9 +69,8 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
 
     //prepare libqmmp and libqmmpui libraries for playing
     m_player = new MediaPlayer(this);
-    m_core = new SoundCore(this);
-    m_pl_manager = new PlayListManager(this);
-    m_player->initialize(m_core, m_pl_manager);
+    m_core = SoundCore::instance();
+    m_pl_manager = PlayListManager::instance();
     //additional featuries
     new PlaylistParser(this);
     m_generalHandler = new GeneralHandler(this);