/*************************************************************************** * copyright            : (c) 2004 Pierpaolo Di Panfilo                    * *                        (c) 2005-2006 Seb Ruiz <me@sebruiz.net>          * *                        (c) 2006 Bart Cerneels <bart.cerneels@gmail.com> * *                        (c) 2006 Adam Pigg <adam@piggz.co.uk>            * *                        (c) 2006 Bonne Eggleston <b.eggleston@gmail.com> * * See COPYING file for licensing information                              * ***************************************************************************/#ifndef PLAYLISTBROWSERITEM_H#define PLAYLISTBROWSERITEM_H#include "dynamicmode.h"#include "podcastbundle.h"#include "podcastsettings.h"#include <kdialogbase.h> // StreamEditor baseclass#include <kio/job.h>#include <klineedit.h>#include <klistview.h>#include <kurl.h>#include <qdom.h>#include <qfile.h>#include <qhttp.h>#include <qptrlist.h>#include <qtimer.h>     // Podcast loading animation#include <qurl.h>class MetaBundle;class PlaylistTrackItem;class TrackItemInfo;namespace KIO { class Job; class TransferJob; class CopyJob; } //podcast downloads/** *  RTTI VALUES *  1000 - PlaylistCategory *  1001 - PlaylistEntry *  1002 - PlaylistTrackItem *  1003 - StreamEntry *  1004 - SmartPlaylist *  1005 - DynamicEntry (Dynamic) *  1006 - PodcastChannel *  1007 - PodcastEpisode *//* A base class to be able to use polymorphism and avoid tons of casts */class PlaylistBrowserEntry :  public QObject, public KListViewItem{    Q_OBJECT    public:        PlaylistBrowserEntry( QListViewItem *parent, QListViewItem *after )            : KListViewItem( parent, after) { m_kept = true; }        PlaylistBrowserEntry( QListView *parent, QListViewItem *after )            : KListViewItem( parent, after) { m_kept = true; }        PlaylistBrowserEntry( QListViewItem *parent, QListViewItem *after, const QString &name )            : KListViewItem( parent, after, name) { m_kept = true; }        virtual QDomElement xml() const { return QDomElement(); }        QListViewItem* parent() const { return KListViewItem::parent(); }        bool isKept() const { return m_kept; }  // if kept == true, then it will be saved        void setKept( bool k );                 // to the cache files. If false, non-renameable        virtual void updateInfo();        virtual void setDynamic( bool ) {};    public slots:        virtual void slotDoubleClicked();        virtual void slotRenameItem();        virtual void slotPostRenameItem( const QString newName );        virtual void showContextMenu( const QPoint & ) {};    protected:        virtual int compare( QListViewItem*, int, bool ) const; //reimplemented        /** Interval of the download pixmap animation, in milliseconds */        static const int ANIMATION_INTERVAL = 250;    private:        bool    m_kept;};class DynamicEntry : public PlaylistBrowserEntry, public DynamicMode{    Q_OBJECT    public:        DynamicEntry( QListViewItem *parent, QListViewItem *after, const QString &title );        DynamicEntry( QListViewItem *parent, QListViewItem *after, const QDomElement &xmlDefinition );        ~DynamicEntry() { };        virtual QString text( int column ) const;        virtual QDomElement xml() const;        static const int RTTI = 1005;        int rtti() const { return RTTI; }    public slots:        virtual void slotDoubleClicked();        virtual void showContextMenu( const QPoint & );};class PlaylistCategory : public PlaylistBrowserEntry{    Q_OBJECT    public:        PlaylistCategory( QListView *parent, QListViewItem *after, const QString &, bool isFolder=false );        PlaylistCategory( PlaylistCategory *parent, QListViewItem *after, const QString &, bool isFolder=true );        PlaylistCategory( QListView *parent, QListViewItem *after, const QDomElement &xmlDefinition, bool isFolder=false);        PlaylistCategory( PlaylistCategory *parent, QListViewItem *after, const QDomElement &xmlDefinition );        PlaylistCategory( PlaylistCategory *parent, QListViewItem *after, const QString &t, const int id );        ~PlaylistCategory() { };        const QString &title() const { return m_title; }        bool  isFolder() { return m_folder; }        void  paintCell( QPainter*, const QColorGroup&, int, int, int );        void  setId( const int id ) { m_id = id; }        const int id() const { return m_id; }        virtual QDomElement xml() const;        int   rtti() const { return RTTI; }        static const int RTTI = 1000;    //category item    public slots:        virtual void slotDoubleClicked();        virtual void slotRenameItem();        virtual void showContextMenu( const QPoint & );    protected:        void  okRename( int col );    private:        void setXml( const QDomElement &xml );        QString m_title;        int     m_id;        bool    m_folder;};class PlaylistEntry :  public PlaylistBrowserEntry{    Q_OBJECT    friend class PlaylistTrackItem;    friend class TrackItemInfo;    friend class PlaylistCategory;    public:        PlaylistEntry( QListViewItem *parent, QListViewItem *after, const KURL &, int tracks=0, int length=0 );        PlaylistEntry( QListViewItem *parent, QListViewItem *after, const QDomElement &xmlDefinition );        ~PlaylistEntry();        void sortChildItems ( int /*column*/, bool /*ascending*/ ) { /* Don't sort its children */ }; //reimplemented        void load();        const KURL &url()                      const { return m_url; }        void        setUrl( const QString &u )       { m_url.setPath( u ); }        int         trackCount()               const { return m_trackCount; }        int         length()                   const { return m_length; }        bool        isDynamic()                const { return m_dynamic; }        bool        isLoaded()                 const { return m_loaded; }        void        setDynamic( bool );        int         compare( QListViewItem* i, int col ) const; //reimpl.        KURL::List  tracksURL();    //returns the list of tracks url        void        insertTracks( QListViewItem *after, KURL::List list );        void        insertTracks( QListViewItem *after, QValueList<MetaBundle> bundles );        // isLast is used to avoid saving the playlist to disk every time a track is removed        // when removing a list of tracks from the playlist        void        removeTrack( QListViewItem *item, bool isLast = true );        //returns a list of track information        QPtrList<TrackItemInfo> trackList()     const { return m_trackList; }        QPtrList<TrackItemInfo> droppedTracks() const { return tmp_droppedTracks; }        void  setOpen( bool );        void  setup();        void  paintCell( QPainter*, const QColorGroup&, int, int, int );        virtual QDomElement xml() const;        virtual void  updateInfo();        //rtti is used to distinguish different kinds of list view items        int   rtti() const { return RTTI; }        static const int RTTI = 1001;    //playlist item    public slots:        virtual void slotDoubleClicked();        virtual void slotPostRenameItem( const QString newName );        virtual void showContextMenu( const QPoint & );    signals:        void startingLoading();        void loaded();    private slots:        void slotAnimation();    private:        void customEvent( QCustomEvent* e );        void startAnimation();        void stopAnimation();        KURL                 m_url;                 //playlist url        int                  m_length;              //total length in seconds        int                  m_trackCount;          //track counter        QPtrList<TrackItemInfo> m_trackList;        //tracks in playlist        QPtrList<TrackItemInfo> tmp_droppedTracks;  //tracks dropped to the playlist while it wasn't been loaded        bool                 m_loading;        bool                 m_loaded;              //playlist loaded        bool                 m_dynamic;             //the playlist is scheduled for dynamic mode rotation        QPixmap             *m_loading1, *m_loading2;    //icons for loading animation        QTimer               m_animationTimer;        uint                 m_iconCounter;        PlaylistTrackItem   *m_lastTrack;};class PlaylistTrackItem : public PlaylistBrowserEntry{    Q_OBJECT    friend class TrackItemInfo;    public:        PlaylistTrackItem( QListViewItem *parent, QListViewItem *after, TrackItemInfo *info );        const KURL    &url();        TrackItemInfo *trackInfo() const { return m_trackInfo; }        int rtti() const { return RTTI; }        static const int RTTI = 1002;    //track item    public slots:        virtual void slotDoubleClicked();        virtual void slotRenameItem() { /* Do nothing */ };        virtual void showContextMenu( const QPoint & );    private:        TrackItemInfo *m_trackInfo;};/// Stored in the databaseclass PodcastEpisode : public PlaylistBrowserEntry{        Q_OBJECT    public:        PodcastEpisode( QListViewItem *parent, QListViewItem *after, const QDomElement &xml,                        const int feedType, const bool &isNew=false );        PodcastEpisode( QListViewItem *parent, QListViewItem *after, PodcastEpisodeBundle &bundle );        void  downloadMedia();        void setOnDisk( bool d = true );        QListViewItem *itemChannel() { return m_parent; }        const bool isNew() const { return m_bundle.isNew(); }        void setNew( const bool &n = true );        void setListened( const bool &n = true ) { setNew( !n ); }        // for convenience        const int     dBId()        const { return m_bundle.dBId(); }        const KURL    url()         const { return m_bundle.url(); }        const QString title()       const { return m_bundle.title(); }        const QString author()      const { return m_bundle.author(); }        const QString date()        const { return m_bundle.date(); }        const QString type()        const { return m_bundle.type(); }        const QString description() const { return m_bundle.description(); }        const QString guid()        const { return m_bundle.guid(); }        const int     duration()    const { return m_bundle.duration(); }        const KURL   &localUrl()    const { return m_bundle.localUrl(); }        void  setLocalUrlBase( const QString &s );        void setLocalUrl( const KURL &localUrl );        void  setup();        void  paintCell( QPainter*, const QColorGroup&, int, int, int );        virtual void  updateInfo();        void addToMediaDevice();        int    rtti() const { return RTTI; }        static const int RTTI = 1007;              //PodcastEpisode        static void createLocalDir( const KURL &localDir );    signals:        void downloadFinished();        void downloadAborted();    public slots:        const bool isOnDisk();        virtual void slotDoubleClicked();        virtual void slotRenameItem() { /* Do nothing */ };        virtual void showContextMenu( const QPoint & );    private slots:        void abortDownload();        void downloadResult( KIO::Job * transferJob );        void slotAnimation();        void redirected( KIO::Job * job,const KURL & redirectedUrl );    private:        enum FeedType{ RSS=0, ATOM=1 };        virtual int compare( QListViewItem*, int, bool ) const; //reimplemented        void associateWithLocalFile();