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 <q3ptrlist.h>
  11 #include <QSplitter>
  12 //Added by qt3to4:
  13 #include <QDropEvent>
  14 #include <Q3ValueList>
  15 #include <QLabel>
  16 #include <k3iconview.h>
  17 #include <QDialog>
  18 #include <QPixmap>
  19
  20 class Q3ListViewItem;
  21 class CoverViewItem;
  22 class KLineEdit;
  23 class KPushButton;
  24 class KMenu;
  25 class QToolButton;
  26 class QLabel;
  27 class K3ListView;
  28 class CoverView;
  29 class KHBox;
  30 class QProgressBar;
  31 class QHBoxLayout;
  32 class PixmapViewer;
  33
  34 class CoverManager : public QSplitter
  35 {
  36         Q_OBJECT
  37
  38         static CoverManager *s_instance;
  39
  40     public:
  41         CoverManager();
  42        ~CoverManager();
  43
  44         static CoverManager *instance() { return s_instance; }
  45
  46         static void showOnce( const QString &artist = QString() );
  47         static void viewCover( const QString& artist, const QString& album, QWidget *parent=0 );
  48
  49         void setStatusText( QString text );
  50
  51         // Return the top level domain for the current locale
  52         static QString amazonTld();
  53
  54     public slots:
  55         void updateStatusBar();
  56         void changeLocale( int id );
  57
  58     private slots:
  59         void init();
  60
  61         void slotArtistSelected( Q3ListViewItem* );
  62         void coverItemExecuted( Q3IconViewItem *item );
  63         void showCoverMenu( Q3IconViewItem *item, const QPoint& );
  64         void slotSetFilter();
  65         void slotSetFilterTimeout();
  66
  67         void slotShowAllAlbums()          { changeView( AllAlbums );          }
  68         void slotShowAlbumsWithCover()    { changeView( AlbumsWithCover );    }
  69         void slotShowAlbumsWithoutCover() { changeView( AlbumsWithoutCover ); }
  70         void changeView( int id );
  71
  72         void slotSetLocaleIntl() { changeLocale( CoverFetcher::International ); }
  73         void slotSetLocaleCa()   { changeLocale( CoverFetcher::Canada );        }
  74         void slotSetLocaleDe()   { changeLocale( CoverFetcher::Germany );       }
  75         void slotSetLocaleFr()   { changeLocale( CoverFetcher::France );        }
  76         void slotSetLocaleJp()   { changeLocale( CoverFetcher::Japan );         }
  77         void slotSetLocaleUk()   { changeLocale( CoverFetcher::UK );            }
  78
  79         void fetchMissingCovers();
  80         void fetchCoversLoop();
  81         void coverFetched( const QString&, const QString& );
  82         void coverRemoved( const QString&, const QString& );
  83         void coverFetcherError();
  84         void stopFetching();
  85
  86
  87         void setCustomSelectedCovers();
  88         void fetchSelectedCovers();
  89         void deleteSelectedCovers();
  90         void viewSelectedCover();
  91         void playSelectedAlbums();
  92
  93     private:
  94         enum View { AllAlbums=0, AlbumsWithCover, AlbumsWithoutCover };
  95
  96         void loadCover( const QString &, const QString & );
  97         Q3PtrList<CoverViewItem> selectedItems();
  98
  99         K3ListView     *m_artistView;
 100         CoverView      *m_coverView;
 101         KLineEdit      *m_searchEdit;
 102         KPushButton    *m_fetchButton;
 103         KMenu          *m_amazonLocaleMenu;
 104         KMenu          *m_viewMenu;
 105         QToolButton    *m_amazonLocaleButton;
 106         QToolButton    *m_viewButton;
 107         int             m_currentLocale;
 108         int             m_currentView;
 109
 110         QAction        *m_selectAllAlbums;
 111         QAction        *m_selectAlbumsWithCover;
 112         QAction        *m_selectAlbumsWithoutCover;
 113
 114         //status bar widgets
 115         QLabel         *m_statusLabel;
 116         KHBox          *m_progressBox;
 117         QProgressBar   *m_progress;
 118         QString         m_oldStatusText;
 119
 120         QTimer         *m_timer;              //search filter timer
 121         Q3PtrList<Q3IconViewItem> m_coverItems; //used for filtering
 122         QString         m_filter;
 123
 124
 125         // Used by fetchCoversLoop() for temporary storage
 126         QStringList m_fetchCovers;
 127         uint m_fetchCounter;
 128
 129         //used to display information about cover fetching in the status bar
 130         int m_fetchingCovers;
 131         int m_coversFetched;
 132         int m_coverErrors;
 133 };
 134
 135 class CoverView : public K3IconView
 136 {
 137         Q_OBJECT
 138
 139     public:
 140         explicit CoverView( QWidget *parent = 0, const char *name = 0, Qt::WFlags f = 0 );
 141
 142     protected:
 143         Q3DragObject *dragObject();
 144
 145     private slots:
 146         void setStatusText( Q3IconViewItem *item );
 147 };
 148
 149 class CoverViewItem : public K3IconViewItem
 150 {
 151     public:
 152         CoverViewItem( Q3IconView *parent, Q3IconViewItem *after, const QString &artist, const QString &album );
 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         QPixmap coverPixmap() const { return m_coverPixmap; }
 160
 161     protected:
 162         void paintItem(QPainter* painter, const QColorGroup& colorGroup);
 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         QString m_artist;
 171         QString m_album;
 172         QString m_coverImagePath;
 173         QPixmap m_coverPixmap;
 174         bool    m_embedded;
 175 };
 176
 177
 178 class CoverViewDialog : public QDialog {
 179         Q_OBJECT
 180
 181     public:
 182         CoverViewDialog(const QString& artist, const QString& album, QWidget *parent);
 183
 184     private:
 185         QHBoxLayout *m_layout;
 186         QPixmap m_pixmap;
 187         PixmapViewer *m_pixmapViewer;
 188         QLabel *m_label;
 189 };
 190
 191 #endif