Initial import of kplayer 0.6.3

1 files changed, 891 insertions, 0 deletions

diff --git a/kplayer/kplayerplaylist.cpp b/kplayer/kplayerplaylist.cpp
new file mode 100644
index 0000000..ecd177c
--- /dev/null
+++ b/kplayer/kplayerplaylist.cpp
@@ -0,0 +1,891 @@
+/***************************************************************************
+                          kplayerplaylist.cpp
+                          --------------------
+    begin                : Wed Sep 3 2003
+    copyright            : (C) 2003-2007 by kiriuja
+    email                : http://kplayer.sourceforge.net/email.html
+ ***************************************************************************/
+
+/***************************************************************************
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation, either version 3 of the License, or     *
+ *   (at your option) any later version.                                   *
+ ***************************************************************************/
+
+#include <kinputdialog.h>
+#include <klineedit.h>
+#include <klocale.h>
+#include <krandomsequence.h>
+#include <kurl.h>
+#include <kurldrag.h>
+#include <qdockarea.h>
+#include <qfileinfo.h>
+#include <qpopupmenu.h>
+#include <qtooltip.h>
+
+#ifdef DEBUG
+#define DEBUG_KPLAYER_PLAYLIST
+#endif
+
+#include "kplayerplaylist.h"
+#include "kplayerplaylist.moc"
+#include "kplayerengine.h"
+#include "kplayernode.h"
+#include "kplayernodeview.h"
+#include "kplayerpropertiesdialog.h"
+#include "kplayersettings.h"
+
+KPlayerPlaylist::KPlayerPlaylist (KActionCollection* ac, QObject* parent, const char* name)
+  : QObject (parent, name)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "Creating playlist\n";
+#endif
+  m_ac = ac;
+  m_current = 0;
+  m_play_requested = false;
+  KAction* action = KStdAction::open (this, SLOT (filePlay()), m_ac);
+  action -> setText (i18n("&Play..."));
+  action -> setStatusText (i18n("Plays an existing file"));
+  action -> setWhatsThis (i18n("Play command displays the standard Open File dialog and lets you choose a file or several files to put on the playlist and start playing."));
+  action = new KAction (i18n("Play &URL..."), "fileopenurl", CTRL + Key_U, this, SLOT (filePlayUrl()), m_ac, "file_open_url");
+  action -> setStatusText (i18n("Plays a URL"));
+  action -> setWhatsThis (i18n("Play URL command displays the standard URL dialog and lets you type or paste in a URL to put on the playlist and start playing. The URL can be a remote network location, a local file path, or a KDE I/O Slave URL."));
+  m_playlists = new KPlayerContainerActionList ("%1", i18n("Plays the %1 list"),
+    i18n("Play List %1 starts playing the list."), this, "play_list");
+  connect (playlistActionList(), SIGNAL (activated (KPlayerNode*)), SLOT (play (KPlayerNode*)));
+  m_recent = new KPlayerNodeActionList ("%1", i18n("Plays %1"),
+    i18n("Play Recent %1 starts playing the recently played item."), this, "file_recent");
+  connect (recentActionList(), SIGNAL (activated (KPlayerNode*)), SLOT (play (KPlayerNode*)));
+  refreshSettings();
+  m_devices = new KPlayerDevicesActionList ("%1", i18n("Shows commands and options available for %1"),
+    i18n("Submenu that shows commands and options available for %1."), this, "file_devices");
+  action = new KAction (i18n("&Next"), "1rightarrow", ALT + Key_Down, this, SLOT (next()), m_ac, "player_next");
+  action -> setStatusText (i18n("Plays the next item on the playlist"));
+  action -> setWhatsThis (i18n("Next command starts playing the next item on the current playlist."));
+  action = new KAction (i18n("P&revious"), "1leftarrow", ALT + Key_Up, this, SLOT (previous()), m_ac, "player_previous");
+  action -> setStatusText (i18n("Plays the previous item on the playlist"));
+  action -> setWhatsThis (i18n("Previous command starts playing the previous item on the current playlist."));
+  KWidgetAction* widget = new KWidgetAction (new KPlayerPlaylistCombobox, i18n("Playlist"), 0, 0, 0, m_ac, "player_list");
+  widget -> setAutoSized (true);
+  widget -> setShortcutConfigurable (false);
+  widget -> setStatusText (i18n("Shows playlist items and allows you to select an item to play"));
+  widget -> setWhatsThis (i18n("Playlist combo box in the closed state displays the current playlist item. You can drop down the combo box to see the entire list and select a different item to load and play."));
+  connect (playlist(), SIGNAL (activated(int)), SLOT (play(int)));
+  QToolTip::add (playlist(), i18n("Playlist"));
+  KToggleAction* toggle = new KToggleAction (i18n("&Loop"), "loop", 0, this, SLOT (loop()), m_ac, "player_loop");
+  toggle -> setStatusText (i18n("Turns the option to loop through the list on/off"));
+  toggle -> setWhatsThis (i18n("Loop command toggles the option to start playing items from the beginning of the playlist after playing the last item on the playlist."));
+  if ( configuration() -> loop() )
+    toggle -> setChecked (true);
+  toggle = new KToggleAction (i18n("S&huffle"), "shuffle", 0, this, SLOT (shuffle()), m_ac, "player_shuffle");
+  toggle -> setStatusText (i18n("Turns the option to play items in random order on or off"));
+  toggle -> setWhatsThis (i18n("Shuffle command toggles the option to play items in a random order."));
+  if ( configuration() -> shuffle() )
+    toggle -> setChecked (true);
+  action = new KAction (i18n("&Files..."), 0, 0, this, SLOT (addFiles()), m_ac, "playlist_add_files");
+  action -> setStatusText (i18n("Adds files to the playlist"));
+  action -> setWhatsThis (i18n("Add files command displays the standard Open File dialog and lets you choose a file or several files to add to the playlist."));
+  action = new KAction (i18n("&URL..."), 0, 0, this, SLOT (addUrl()), m_ac, "playlist_add_url");
+  action -> setStatusText (i18n("Adds a URL to the playlist"));
+  action -> setWhatsThis (i18n("Add URL command displays the standard Open URL dialog and lets you type or paste in a URL to add to the playlist."));
+  action = new KAction (i18n("&Playlists..."), 0, 0, this, SLOT (addToPlaylists()), m_ac, "playlist_add_to_playlists");
+  action -> setStatusText (i18n("Saves the playlist under a new name"));
+  action -> setWhatsThis (i18n("Add to new playlist command prompts for a new playlist name and saves the playlist under the new name."));
+  m_playlists_add = new KPlayerContainerActionList ("%1", i18n("Adds playlist items to %1 playlist"),
+    i18n("Add to playlist command adds the playlist items to the %1 playlist."), this, "playlist_add_to_playlist");
+  playlistAddActionList() -> setMaximumSize (configuration() -> playlistMenuSize());
+  action = new KAction (i18n("&Collection..."), 0, 0, this, SLOT (addToCollection()), m_ac, "playlist_add_to_collection");
+  action -> setStatusText (i18n("Saves the playlist in the collection"));
+  action -> setWhatsThis (i18n("Add to collection command prompts for a new folder name and saves the playlist under the new name in the multimedia collection."));
+  connect (process(), SIGNAL (stateChanged(KPlayerProcess::State, KPlayerProcess::State)),
+    SLOT (playerStateChanged(KPlayerProcess::State, KPlayerProcess::State)));
+  connect (configuration(), SIGNAL (updated()), this, SLOT (refreshSettings()));
+  m_nowplaying = (KPlayerNowPlayingNode*) KPlayerNode::root() -> getNodeByUrl ("kplayer:/nowplaying");
+  nowplaying() -> reference();
+}
+
+KPlayerPlaylist::~KPlayerPlaylist()
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "Destroying playlist\n";
+#endif
+}
+
+void KPlayerPlaylist::initialize (QPopupMenu* menu)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "Initializing playlist\n";
+#endif
+  playlist() -> setPopupMenu (menu);
+  attach (nowplaying());
+  added (nowplaying(), nowplaying() -> nodes());
+  playlistActionList() -> initialize ("kplayer:/playlists");
+  recentActionList() -> initialize ("kplayer:/recent");
+  devicesActionList() -> initialize ("kplayer:/devices");
+}
+
+void KPlayerPlaylist::terminate (void)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "Terminating playlist\n";
+#endif
+  devicesActionList() -> terminate();
+  recentActionList() -> terminate();
+  playlistActionList() -> terminate();
+  nowplaying() -> vacateAll();
+  nowplaying() -> release();
+}
+
+void KPlayerPlaylist::enableNextPrevious (void) const
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::enableNextPrevious\n";
+#endif
+  action ("player_next") -> setEnabled (nextNode() || count() > 1 || count() > 0 && ! currentNode());
+  action ("player_previous") -> setEnabled (count() > 1 || count() > 0 && ! currentNode());
+}
+
+void KPlayerPlaylist::updateActions (void) const
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::updateActions\n";
+#endif
+  bool enable = ! nodes().isEmpty();
+  KPlayerPlaylist* that = (KPlayerPlaylist*) this;
+  emit that -> enableActionGroup ("playlist_add_to", enable);
+  action ("playlist_add_to_playlists") -> setEnabled (enable);
+  action ("playlist_add_to_collection") -> setEnabled (enable);
+  enableNextPrevious();
+}
+
+void KPlayerPlaylist::attach (KPlayerContainerNode* node)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::attach\n";
+#endif
+  node -> populate();
+  connect (node, SIGNAL (nodesAdded (KPlayerContainerNode*, const KPlayerNodeList&, KPlayerNode*)),
+    SLOT (added (KPlayerContainerNode*, const KPlayerNodeList&, KPlayerNode*)));
+  connect (node, SIGNAL (nodesRemoved (KPlayerContainerNode*, const KPlayerNodeList&)),
+    SLOT (removed (KPlayerContainerNode*, const KPlayerNodeList&)));
+  connect (node, SIGNAL (nodeUpdated (KPlayerContainerNode*, KPlayerNode*)),
+    SLOT (updated (KPlayerContainerNode*, KPlayerNode*)));
+}
+
+void KPlayerPlaylist::detach (KPlayerContainerNode* node)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::detach\n";
+#endif
+  node -> disconnect (this);
+  node -> vacate();
+}
+
+void KPlayerPlaylist::append (const KPlayerNodeList& nodes)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::append\n";
+#endif
+  KPlayerNodeListIterator iterator (nodes);
+  while ( KPlayerNode* node = iterator.current() )
+  {
+#ifdef DEBUG_KPLAYER_PLAYLIST
+    kdDebugTime() << " URL    " << node -> url().url() << "\n";
+#endif
+    if ( node -> isContainer() )
+      attach ((KPlayerContainerNode*) node);
+    if ( node -> isContainer() && node -> ready() )
+      append (((KPlayerContainerNode*) node) -> nodes());
+    else
+    {
+#ifdef DEBUG_KPLAYER_PLAYLIST
+      if ( node -> url().url() != node -> metaurl().url() )
+        kdDebugTime() << " Meta   " << node -> metaurl().url() << "\n";
+#endif
+      m_nodes.append (node);
+    }
+    ++ iterator;
+  }
+}
+
+int KPlayerPlaylist::insert (const KPlayerNodeList& nodes, int index)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::insert\n";
+  kdDebugTime() << " Index  " << index << "\n";
+#endif
+  KPlayerNodeListIterator iterator (nodes);
+  while ( KPlayerNode* node = iterator.current() )
+  {
+#ifdef DEBUG_KPLAYER_PLAYLIST
+    kdDebugTime() << " URL    " << node -> url().url() << "\n";
+#endif
+    if ( node -> isContainer() )
+      attach ((KPlayerContainerNode*) node);
+    if ( node -> isContainer() && node -> ready() )
+      index = insert (((KPlayerContainerNode*) node) -> nodes(), index);
+    else
+    {
+#ifdef DEBUG_KPLAYER_PLAYLIST
+      if ( node -> url().url() != node -> metaurl().url() )
+        kdDebugTime() << " Meta   " << node -> metaurl().url() << "\n";
+#endif
+      m_nodes.insert (index, node);
+      playlist() -> insertItem (node -> name(), index);
+      ++ index;
+    }
+    ++ iterator;
+  }
+  return index;
+}
+
+void KPlayerPlaylist::update (void)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "Updating the playlist\n";
+#endif
+  KPlayerNode* current = currentNode();
+  KPlayerNode* node = m_nodes.first();
+  while ( node )
+  {
+#ifdef DEBUG_KPLAYER_PLAYLIST
+    kdDebugTime() << " Name   " << node -> name() << "\n";
+#endif
+    if ( nodes().at() < playlist() -> count() )
+      playlist() -> changeItem (node -> name(), nodes().at());
+    else
+      playlist() -> insertItem (node -> name());
+    node = m_nodes.next();
+  }
+  setCurrentNode (current);
+}
+
+void KPlayerPlaylist::added (KPlayerContainerNode* parent, const KPlayerNodeList& nodes, KPlayerNode* after)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::added\n";
+  kdDebugTime() << " Parent " << parent -> url().url() << "\n";
+  if ( after )
+    kdDebugTime() << " After  " << after -> url().url() << "\n";
+#endif
+  KPlayerPlaylistNodeList previous (m_nodes);
+  if ( configuration() -> shuffle() )
+  {
+    after = m_nodes.getLast();
+    insert (nodes, count());
+    randomize (after);
+  }
+  else
+  {
+    append (nodes);
+#ifdef DEBUG_KPLAYER_PLAYLIST
+    kdDebugTime() << "Sorting playlist nodes\n";
+#endif
+    m_nodes.sort();
+#ifdef DEBUG_KPLAYER_PLAYLIST
+    KPlayerNodeListIterator iterator (m_nodes);
+    while ( KPlayerNode* node = iterator.current() )
+    {
+      kdDebugTime() << " Node   " << node -> url().url() << "\n";
+      ++ iterator;
+    }
+#endif
+    update();
+  }
+  if ( m_next.findRef (parent) >= 0 )
+  {
+    KPlayerNodeListIterator iterator (m_nodes);
+    while ( KPlayerNode* node = iterator.current() )
+    {
+      if ( previous.findRef (node) >= 0 )
+        previous.remove();
+      else
+        m_next.insert (m_next.at() + 1, node);
+      ++ iterator;
+    }
+  }
+  updated (parent -> parent(), parent);
+  updateActions();
+}
+
+void KPlayerPlaylist::removed (KPlayerContainerNode*, const KPlayerNodeList& nodes)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::removed\n";
+#endif
+  KPlayerNode* next = currentNode();
+  KPlayerNodeListIterator iterator (nodes);
+  while ( KPlayerNode* node = iterator.current() )
+  {
+    if ( node -> isContainer() )
+      detach ((KPlayerContainerNode*) node);
+    if ( m_nodes.findRef (node) >= 0 )
+    {
+      bool last = node == m_nodes.getLast();
+#ifdef DEBUG_KPLAYER_PLAYLIST
+      kdDebugTime() << " URL    " << node -> url() << "\n";
+      kdDebugTime() << " Last   " << last << "\n";
+#endif
+      playlist() -> removeItem (m_nodes.at());
+      m_nodes.remove();
+      if ( node == next )
+      {
+        m_current = 0;
+        next = last ? 0 : m_nodes.current();
+        last = next == m_nodes.getLast();
+#ifdef DEBUG_KPLAYER_PLAYLIST
+        kdDebugTime() << " Removed current node\n";
+        if ( next )
+          kdDebugTime() << " Next   " << next -> url() << "\n";
+#endif
+      }
+      m_next.removeRef (node);
+    }
+    ++ iterator;
+  }
+  if ( next && next != currentNode() && m_next.isEmpty() )
+  {
+    m_next.append (next);
+#ifdef DEBUG_KPLAYER_PLAYLIST
+    kdDebugTime() << " Next   " << nextNode() -> url() << "\n";
+#endif
+  }
+  setCurrentNode (currentNode());
+  updateActions();
+}
+
+void KPlayerPlaylist::updated (KPlayerContainerNode*, KPlayerNode* node)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::updated\n";
+  kdDebugTime() << " URL    " << node -> url().url() << "\n";
+#endif
+  if ( m_nodes.findRef (node) >= 0 )
+    if ( node -> isContainer() && node -> ready() )
+    {
+      playlist() -> removeItem (nodes().at());
+      m_nodes.remove();
+      m_next.removeRef (node);
+      if ( m_play_requested )
+        play();
+    }
+    else
+    {
+#ifdef DEBUG_KPLAYER_PLAYLIST
+      kdDebugTime() << " URL    " << node -> url().url() << "\n";
+#endif
+      playlist() -> changeItem (node -> name(), nodes().at());
+    }
+  setCurrentNode (currentNode());
+}
+
+bool KPlayerPlaylist::checkUrls (const KURL::List& urls)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::checkUrls\n";
+#endif
+  if ( urls.isEmpty() )
+    return false;
+  const KURL& url (urls.first());
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << " URL    " << url.url() << "\n";
+#endif
+  if ( urls.count() == 1 && url.path().isEmpty() && url.host().isEmpty() )
+    return false;
+  return true;
+}
+
+void KPlayerPlaylist::playUrls (const KURL::List& urls)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::playUrls\n";
+  kdDebugTime() << " URLs   " << urls.count() << "\n";
+#endif
+  if ( checkUrls (urls) && ! engine() -> loadSubtitles (urls, true) )
+  {
+    KPlayerNodeList list (KPlayerNodeList::fromUrlList (urls));
+    if ( ! list.isEmpty() )
+    {
+      play (list);
+      list.releaseAll();
+    }
+  }
+}
+
+void KPlayerPlaylist::queueUrls (const KURL::List& urls)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::queueUrls\n";
+  kdDebugTime() << " URLs   " << urls.count() << "\n";
+#endif
+  if ( checkUrls (urls) )
+  {
+    KPlayerNodeList list (KPlayerNodeList::fromUrlList (urls));
+    if ( ! list.isEmpty() )
+    {
+      queue (list);
+      list.releaseAll();
+    }
+  }
+}
+
+void KPlayerPlaylist::playNextUrls (const KURL::List& urls)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::playNextUrls\n";
+  kdDebugTime() << " URLs   " << urls.count() << "\n";
+#endif
+  if ( checkUrls (urls) )
+  {
+    KPlayerNodeList list (KPlayerNodeList::fromUrlList (urls));
+    if ( ! list.isEmpty() )
+    {
+      playNext (list);
+      list.releaseAll();
+    }
+  }
+}
+
+void KPlayerPlaylist::queueNextUrls (const KURL::List& urls)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::queueNextUrls\n";
+  kdDebugTime() << " URLs   " << urls.count() << "\n";
+#endif
+  if ( checkUrls (urls) )
+  {
+    KPlayerNodeList list (KPlayerNodeList::fromUrlList (urls));
+    if ( ! list.isEmpty() )
+    {
+      queueNext (list);
+      list.releaseAll();
+    }
+  }
+}
+
+void KPlayerPlaylist::filePlay (void)
+{
+  playUrls (engine() -> openFiles (i18n("Play files")));
+}
+
+void KPlayerPlaylist::filePlayUrl (void)
+{
+  playUrls (engine() -> openUrl (i18n("Play URL")));
+}
+
+void KPlayerPlaylist::play (KPlayerNode* node)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::play\n";
+  kdDebugTime() << " Node   " << node -> url().url() << "\n";
+#endif
+  KPlayerNodeList list;
+  list.append (node);
+  play (list);
+}
+
+void KPlayerPlaylist::play (int index)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::play " << index << "\n";
+#endif
+  m_next.clear();
+  m_next.append (m_nodes.at (index));
+  play();
+}
+
+void KPlayerPlaylist::play (void)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::play\n";
+#endif
+  if ( nextNode() )
+  {
+#ifdef DEBUG_KPLAYER_PLAYLIST
+    kdDebugTime() << " Parent " << nextNode() -> parent() -> url().url() << "\n";
+    kdDebugTime() << " Node   " << nextNode() -> url().url() << "\n";
+#endif
+    if ( currentNode() != nextNode() )
+      setCurrentNode (nextNode());
+    m_play_requested = ! nextNode() -> ready();
+    if ( ! m_play_requested )
+    {
+      KURL url (nextNode() -> metaurl());
+#ifdef DEBUG_KPLAYER_PLAYLIST
+      kdDebugTime() << " Meta   " << url.url() << "\n";
+      kdDebugTime() << "        " << url.prettyURL (0, KURL::StripFileProtocol) << "\n";
+#endif
+      if ( engine() -> stopped() )
+        emit started();
+      bool send = url != settings() -> properties() -> url();
+      engine() -> load (url);
+      if ( send && url == settings() -> properties() -> url() )
+        emit activated();
+      m_next.removeFirst();
+    }
+  }
+  else if ( process() -> state() == KPlayerProcess::Idle )
+  {
+    engine() -> stop();
+    emit stopped();
+  }
+  enableNextPrevious();
+}
+
+void KPlayerPlaylist::play (const KPlayerNodeList& list)
+{
+  if ( ! list.isEmpty() )
+  {
+    playNext (list);
+    next();
+  }
+}
+
+void KPlayerPlaylist::playNext (const KPlayerNodeList& list)
+{
+  if ( ! list.isEmpty() )
+    if ( list.getFirst() -> topLevelNode() == nowplaying() )
+      setNextNodes (list);
+    else
+    {
+      nowplaying() -> replace (list);
+      recent() -> addRecent (list);
+      setNextNodes (nodes());
+    }
+}
+
+void KPlayerPlaylist::queue (const KPlayerNodeList& list)
+{
+  if ( ! list.isEmpty() && list.getFirst() -> topLevelNode() != nowplaying() )
+  {
+    nowplaying() -> append (list);
+    recent() -> addRecent (list);
+    setCurrentNode (currentNode());
+  }
+}
+
+void KPlayerPlaylist::queueNext (const KPlayerNodeList& list)
+{
+  if ( ! list.isEmpty() )
+    if ( list.getFirst() -> topLevelNode() == nowplaying() )
+      setNextNodes (list);
+    else
+    {
+      KPlayerNodeList previous (nodes());
+      nowplaying() -> append (list);
+      recent() -> addRecent (list);
+      setNextNodes (nodes());
+      KPlayerNodeListIterator iterator (previous);
+      while ( KPlayerNode* node = iterator.current() )
+      {
+        m_next.removeRef (node);
+        ++ iterator;
+      }
+      setCurrentNode (currentNode());
+      enableNextPrevious();
+    }
+}
+
+void KPlayerPlaylist::next (void)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::next\n";
+  if ( ! settings() -> properties() -> url().isEmpty() )
+    kdDebugTime() << " Loaded " << settings() -> properties() -> url().url() << "\n";
+  if ( currentNode() )
+    kdDebugTime() << " Old    " << currentNode() -> metaurl().url() << "\n";
+#endif
+  if ( isEmpty() )
+    return;
+  if ( ! nextNode() )
+  {
+    if ( currentNode() && m_nodes.findRef (currentNode()) >= 0 && m_nodes.next() )
+      m_next.append (nodes().current());
+    else
+    {
+      randomize();
+      m_next.append (nodes().getFirst());
+    }
+  }
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  if ( nextNode() )
+    kdDebugTime() << " New    " << nextNode() -> metaurl().url() << "\n";
+#endif
+  play();
+}
+
+void KPlayerPlaylist::previous (void)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::previous\n";
+  if ( ! settings() -> properties() -> url().isEmpty() )
+    kdDebugTime() << " Loaded " << settings() -> properties() -> url().url() << "\n";
+  if ( currentNode() )
+    kdDebugTime() << " Old    " << currentNode() -> metaurl().url() << "\n";
+#endif
+  if ( isEmpty() )
+    return;
+  m_next.clear();
+  if ( currentNode() && m_nodes.findRef (currentNode()) >= 0 && m_nodes.prev() )
+    m_next.append (nodes().current());
+  else
+  {
+    randomize();
+    m_next.append (nodes().getLast());
+  }
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  if ( nextNode() )
+    kdDebugTime() << " New    " << nextNode() -> metaurl().url() << "\n";
+#endif
+  play();
+}
+
+void KPlayerPlaylist::loop (void)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::loop\n";
+#endif
+  configuration() -> setLoop (toggleAction ("player_loop") -> isChecked());
+}
+
+void KPlayerPlaylist::shuffle (void)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::shuffle\n";
+#endif
+  configuration() -> setShuffle (toggleAction ("player_shuffle") -> isChecked());
+  if ( configuration() -> shuffle() )
+    randomize();
+  else
+  {
+#ifdef DEBUG_KPLAYER_PLAYLIST
+    kdDebugTime() << "Sorting playlist nodes\n";
+#endif
+    m_nodes.sort();
+    update();
+  }
+  KPlayerNode* node = currentNode();
+  if ( ! node || m_nodes.findRef (node) < 0 )
+    node = nextNode();
+  if ( ! node || m_nodes.findRef (node) < 0 )
+    node = nodes().getFirst();
+  setCurrentNode (node);
+}
+
+void KPlayerPlaylist::addFiles (void)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::addFiles\n";
+#endif
+  nowplaying() -> append (kPlayerEngine() -> openFiles (i18n("Add files")));
+}
+
+void KPlayerPlaylist::addUrl (void)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::addUrl\n";
+#endif
+  nowplaying() -> append (kPlayerEngine() -> openUrl (i18n("Add URL")));
+}
+
+void KPlayerPlaylist::addToPlaylists (void)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::addToPlaylists\n";
+#endif
+  if ( ! nodes().isEmpty() )
+  {
+    KPlayerContainerNode* container = KPlayerNode::root() -> getNodeByUrl ("kplayer:/playlists");
+    KPlayerNodeNameValidator validator (container);
+    QString name = KInputDialog::text (i18n("Add to playlists"), i18n("Playlist name"),
+      QString::null, 0, 0, 0, &validator, QString::null,
+      i18n("Playlist name field allows you to enter a name for a new playlist. OK button will be enabled when you enter a unique and valid name."));
+    if ( ! name.isNull() )
+    {
+      container -> addBranch (name);
+      container = container -> getNodeById (name);
+      if ( container )
+        container -> append (nowplaying() -> nodes());
+    }
+  }
+}
+
+void KPlayerPlaylist::addToPlaylist (KPlayerNode* node)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::addToPlaylist\n";
+  kdDebugTime() << " Node   " << node -> url().url() << "\n";
+#endif
+  if ( ! nodes().isEmpty() && node -> isContainer() )
+    ((KPlayerContainerNode*) node) -> append (nowplaying() -> nodes());
+}
+
+void KPlayerPlaylist::addToCollection (void)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::addToCollection\n";
+#endif
+  if ( ! nodes().isEmpty() )
+  {
+    KPlayerContainerNode* container = KPlayerNode::root() -> getNodeByUrl ("kplayer:/collection");
+    KPlayerNodeNameValidator validator (container);
+    QString name = KInputDialog::text (i18n("Add to collection"), i18n("Folder name"),
+      QString::null, 0, 0, 0, &validator, QString::null,
+      i18n("Folder name field allows you to enter a name for a new folder. OK button will be enabled when you enter a unique and valid name."));
+    if ( ! name.isNull() )
+    {
+      container -> addBranch (name);
+      container = container -> getNodeById (name);
+      if ( container )
+        container -> append (nowplaying() -> nodes());
+    }
+  }
+}
+
+void KPlayerPlaylist::playerStateChanged (KPlayerProcess::State state, KPlayerProcess::State previous)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "Playlist: State change: " << previous << " => " << state << "\n";
+#endif
+  if ( state != KPlayerProcess::Idle || previous == state )
+    return;
+  if ( ! engine() -> stopped() && (nextNode() || currentNode() != nodes().getLast() || configuration() -> loop()) )
+    next();
+  else
+  {
+    m_next.clear();
+    play();
+  }
+}
+
+void KPlayerPlaylist::refreshSettings (void)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::refreshSettings\n";
+#endif
+  playlistActionList() -> setMaximumSize (configuration() -> playlistMenuSize());
+  recentActionList() -> setMaximumSize (configuration() -> recentMenuSize());
+}
+
+void KPlayerPlaylist::randomize (KPlayerNode* after)
+{
+  if ( ! configuration() -> shuffle() || isEmpty() )
+    return;
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::randomize\n";
+  if ( after )
+    kdDebugTime() << " After  " << after -> url().url() << "\n";
+#endif
+  if ( after && m_nodes.findRef (after) < 0 )
+    after = 0;
+  if ( after )
+    m_nodes.next();
+  else
+    m_nodes.first();
+  KPlayerNodeList list;
+  while ( nodes().current() && nodes().current() != after )
+  {
+    playlist() -> removeItem (nodes().at());
+    list.append (m_nodes.take());
+  }
+  int offset = count();
+  if ( list.first() )
+  {
+    m_nodes.append (list.take());
+    playlist() -> insertItem (nodes().current() -> name(), nodes().at());
+  }
+  KRandomSequence rs;
+  while ( list.first() )
+  {
+    m_nodes.insert (rs.getLong (count() - offset + 1) + offset, list.take());
+    playlist() -> insertItem (nodes().current() -> name(), nodes().at());
+  }
+  setCurrentNode (currentNode());
+}
+
+void KPlayerPlaylist::setCurrentNode (KPlayerNode* node)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylist::setCurrentNode\n";
+  if ( node )
+    kdDebugTime() << " Node   " << node -> url().url() << "\n";
+#endif
+  if ( playlist() -> currentItem() >= 0 && playlist() -> currentItem() < int (nodes().count()) )
+    playlist() -> changeItem (m_nodes.at (playlist() -> currentItem()) -> name(), playlist() -> currentItem());
+  if ( node && m_nodes.findRef (node) >= 0 )
+  {
+    m_current = node;
+#ifdef DEBUG_KPLAYER_PLAYLIST
+    kdDebugTime() << " Index  " << nodes().at() << "\n";
+#endif
+    playlist() -> setCurrentItem (nodes().at());
+    playlist() -> changeItem (node -> media() -> currentName(), nodes().at());
+  }
+  else
+  {
+    m_current = 0;
+    if ( nextNode() && m_nodes.findRef (nextNode()) >= 0 || m_nodes.first() )
+    {
+#ifdef DEBUG_KPLAYER_PLAYLIST
+      kdDebugTime() << " Index  " << nodes().at() << "\n";
+#endif
+      playlist() -> setCurrentItem (nodes().at());
+      playlist() -> changeItem (nodes().current() -> media() -> currentName(), nodes().at());
+    }
+  }
+}
+
+void KPlayerPlaylist::setNextNodes (const KPlayerNodeList& nodes)
+{
+  m_next.clear();
+  addNextNodes (nodes);
+  setCurrentNode (currentNode());
+  enableNextPrevious();
+}
+
+void KPlayerPlaylist::addNextNodes (const KPlayerNodeList& nodes)
+{
+  KPlayerNodeListIterator iterator (nodes);
+  while ( KPlayerNode* node = iterator.current() )
+  {
+    if ( node -> isContainer() && node -> ready() )
+      addNextNodes (((KPlayerContainerNode*) node) -> nodes());
+    else if ( m_nodes.findRef (node) >= 0 )
+      m_next.append (node);
+    ++ iterator;
+  }
+}
+
+KPlayerPlaylistCombobox::KPlayerPlaylistCombobox (QWidget* parent, const char* name)
+  : QComboBox (parent, name)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "Creating playlist combobox\n";
+#endif
+}
+
+QSize KPlayerPlaylistCombobox::sizeHint() const
+{
+  QSize hint = QComboBox::sizeHint();
+  hint.setWidth (configuration() -> preferredSliderLength());
+  return hint;
+}
+
+QSize KPlayerPlaylistCombobox::minimumSizeHint() const
+{
+  QSize hint = QComboBox::minimumSizeHint();
+  hint.setWidth (configuration() -> minimumSliderLength());
+  return hint;
+}
+
+void KPlayerPlaylistCombobox::contextMenuEvent (QContextMenuEvent* event)
+{
+#ifdef DEBUG_KPLAYER_PLAYLIST
+  kdDebugTime() << "KPlayerPlaylistCombobox::contextMenuEvent\n";
+#endif
+  QComboBox::contextMenuEvent (event);
+  m_popup -> popup (event -> globalPos());
+  event -> accept();
+}