src/CoverManager.h

   1
   2 // (c) Pierpaolo Di Panfilo 2004
   3 // See COPYING file for licensing information
   4
   5 #ifndef COVERMANAGER_H
   6 #define COVERMANAGER_H
   7
   8 #include "CoverFetcher.h"
   9
  10 #include <QSplitter>
  11 //Added by qt3to4:
  12 #include <QDropEvent>
  13 #include <QLabel>
  14 #include <QListWidget>
  15 #include <QListWidgetItem>
  16 #include <QDialog>
  17 #include <QPixmap>
  18
  19 class CoverViewItem;
  20 class QTreeWidget;
  21 class QTreeWidgetItem;
  22 class KLineEdit;
  23 class KPushButton;
  24 class KMenu;
  25 class QToolButton;
  26 class QLabel;
  27 class CoverView;
  28 class KHBox;
  29 class QProgressBar;
  30 class QHBoxLayout;
  31 class PixmapViewer;
  32
  33 class CoverManager : public QSplitter, public Meta::Observer
  34 {
  35         Q_OBJECT
  36
  37         static CoverManager *s_instance;
  38
  39     public:
  40         CoverManager();
  41        ~CoverManager();
  42
  43         static CoverManager *instance() { return s_instance; }
  44
  45         static void showOnce( const QString &artist = QString() );
  46         static void viewCover( Meta::AlbumPtr album, QWidget *parent=0 );
  47
  48         void setStatusText( QString text );
  49
  50         // Return the top level domain for the current locale
  51         static QString amazonTld();
  52
  53         // Reimplemented from Meta::Observer
  54         void metadataChanged( Meta::Album* album );
  55
  56     public slots:
  57         void updateStatusBar();
  58         void changeLocale( int id );
  59
  60     private slots:
  61         void init();
  62
  63         void slotArtistSelected();
  64         void coverItemExecuted( QListWidgetItem *item );
  65         void showCoverMenu( QListWidgetItem *item, const QPoint& );
  66         void slotSetFilter();
  67         void slotSetFilterTimeout();
  68
  69         void slotShowAllAlbums()          { changeView( AllAlbums );          }
  70         void slotShowAlbumsWithCover()    { changeView( AlbumsWithCover );    }
  71         void slotShowAlbumsWithoutCover() { changeView( AlbumsWithoutCover ); }
  72         void changeView( int id );
  73
  74         void slotSetLocaleIntl() { changeLocale( CoverFetcher::International ); }
  75         void slotSetLocaleCa()   { changeLocale( CoverFetcher::Canada );        }
  76         void slotSetLocaleDe()   { changeLocale( CoverFetcher::Germany );       }
  77         void slotSetLocaleFr()   { changeLocale( CoverFetcher::France );        }
  78         void slotSetLocaleJp()   { changeLocale( CoverFetcher::Japan );         }
  79         void slotSetLocaleUk()   { changeLocale( CoverFetcher::UK );            }
  80
  81         void fetchMissingCovers();
  82         void coverFetched( const QString&, const QString& );
  83         void coverRemoved( const QString&, const QString& );
  84         void coverFetcherError();
  85         void stopFetching();
  86
  87
  88         void setCustomSelectedCovers();
  89         void fetchSelectedCovers();
  90         void deleteSelectedCovers();
  91         void viewSelectedCover();
  92         void playSelectedAlbums();
  93
  94     private:
  95         enum View { AllAlbums=0, AlbumsWithCover, AlbumsWithoutCover };
  96
  97         void loadCover( const QString &, const QString & );
  98         QList<CoverViewItem*> selectedItems();
  99
 100         QTreeWidget     *m_artistView;
 101         CoverView      *m_coverView;
 102         KLineEdit      *m_searchEdit;
 103         KPushButton    *m_fetchButton;
 104         KMenu          *m_amazonLocaleMenu;
 105         KMenu          *m_viewMenu;
 106         QToolButton    *m_amazonLocaleButton;
 107         QToolButton    *m_viewButton;
 108         int             m_currentLocale;
 109         int             m_currentView;
 110
 111         CoverFetcher   *m_fetcher;
 112
 113         QAction        *m_selectAllAlbums;
 114         QAction        *m_selectAlbumsWithCover;
 115         QAction        *m_selectAlbumsWithoutCover;
 116
 117         //status bar widgets
 118         QLabel         *m_statusLabel;
 119         KHBox          *m_progressBox;
 120         QProgressBar   *m_progress;
 121         QString         m_oldStatusText;
 122
 123         QTimer         *m_timer;              //search filter timer
 124         QList<CoverViewItem*> m_coverItems; //used for filtering
 125         QString         m_filter;
 126
 127
 128         // Used by fetchCoversLoop() for temporary storage
 129         Meta::AlbumList m_fetchCovers;
 130
 131         //used to display information about cover fetching in the status bar
 132         int m_fetchingCovers;
 133         int m_coversFetched;
 134         int m_coverErrors;
 135 };
 136
 137 class CoverView : public QListWidget
 138 {
 139         Q_OBJECT
 140
 141     public:
 142         explicit CoverView( QWidget *parent = 0, const char *name = 0, Qt::WFlags f = 0 );
 143
 144     private slots:
 145         void setStatusText( QListWidgetItem *item );
 146 };
 147
 148 class CoverViewItem : public QListWidgetItem
 149 {
 150     public:
 151         CoverViewItem( QListWidget *parent, Meta::AlbumPtr album );
 152         ~CoverViewItem();
 153
 154         void loadCover();
 155         bool hasCover() const;
 156         bool canRemoveCover() const { return !m_embedded && hasCover(); }
 157         QString artist() const { return m_artist; }
 158         QString album() const { return m_album; }
 159         Meta::AlbumPtr albumPtr() const { return m_albumPtr; }
 160         QPixmap coverPixmap() const { return m_coverPixmap; }
 161
 162     protected:
 163         void paintFocus(QPainter *, const QColorGroup &) { }
 164 //         void dropped( QDropEvent *, const Q3ValueList<Q3IconDragItem> & );
 165         void dragEntered();
 166         void dragLeft();
 167         void calcRect( const QString& text_ = QString() );
 168
 169     private:
 170         Meta::AlbumPtr m_albumPtr;
 171         QString m_artist;
 172         QString m_album;
 173         QString m_coverImagePath;
 174         QPixmap m_coverPixmap;
 175         bool    m_embedded;
 176         QListWidget *m_parent;
 177 };
 178
 179
 180 class CoverViewDialog : public QDialog
 181 {
 182         Q_OBJECT
 183
 184     public:
 185         CoverViewDialog(Meta::AlbumPtr album, QWidget *parent);
 186
 187     private:
 188         QHBoxLayout *m_layout;
 189         QPixmap m_pixmap;
 190         PixmapViewer *m_pixmapViewer;
 191         QLabel *m_label;
 192 };
 193
 194 #endif