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 <q3ptrlist.h>
   9 #include <QSplitter>
  10 //Added by qt3to4:
  11 #include <QDropEvent>
  12 #include <Q3ValueList>
  13 #include <QLabel>
  14 #include <k3iconview.h>
  15 #include <QDialog>
  16 #include <QPixmap>
  17
  18 class Q3ListViewItem;
  19 class CoverViewItem;
  20 class KLineEdit;
  21 class KPushButton;
  22 class KMenu;
  23 class QToolButton;
  24 class QLabel;
  25 class K3ListView;
  26 class CoverView;
  27 class KHBox;
  28 class QProgressBar;
  29 class QHBoxLayout;
  30 class PixmapViewer;
  31
  32 class CoverManager : public QSplitter
  33 {
  34         Q_OBJECT
  35
  36         static CoverManager *s_instance;
  37
  38     public:
  39         CoverManager();
  40        ~CoverManager();
  41
  42         static CoverManager *instance() { return s_instance; }
  43
  44         static void showOnce( const QString &artist = QString() );
  45         static void viewCover( const QString& artist, const QString& album, QWidget *parent=0 );
  46
  47         void setStatusText( QString text );
  48
  49          /**
  50          * Return the top level domain for the current locale
  51          **/
  52         static QString amazonTld();
  53     public slots:
  54         void updateStatusBar();
  55         void changeLocale( int id );
  56
  57     private slots:
  58         void slotArtistSelected( Q3ListViewItem* );
  59         void coverItemExecuted( Q3IconViewItem *item );
  60         void showCoverMenu( Q3IconViewItem *item, const QPoint& );
  61         void slotSetFilter();
  62         void slotSetFilterTimeout();
  63         void changeView( int id );
  64         void fetchMissingCovers();
  65         void fetchCoversLoop();
  66         void coverFetched( const QString&, const QString& );
  67         void coverRemoved( const QString&, const QString& );
  68         void coverFetcherError();
  69         void stopFetching();
  70
  71         void init();
  72
  73     private slots:
  74         void setCustomSelectedCovers();
  75         void fetchSelectedCovers();
  76         void deleteSelectedCovers();
  77         void viewSelectedCover();
  78         void playSelectedAlbums();
  79     private:
  80         enum View { AllAlbums=0, AlbumsWithCover, AlbumsWithoutCover };
  81
  82         void loadCover( const QString &, const QString & );
  83         Q3PtrList<CoverViewItem> selectedItems();
  84
  85         K3ListView      *m_artistView;
  86         CoverView      *m_coverView;
  87         KLineEdit  *m_searchEdit;
  88         KPushButton    *m_fetchButton;
  89         KMenu     *m_amazonLocaleMenu;
  90         KMenu     *m_viewMenu;
  91         QToolButton    *m_amazonLocaleButton;
  92         QToolButton    *m_viewButton;
  93         int             m_currentLocale;
  94         int             m_currentView;
  95
  96         //status bar widgets
  97         QLabel         *m_statusLabel;
  98         KHBox         *m_progressBox;
  99         QProgressBar   *m_progress;
 100         QString         m_oldStatusText;
 101
 102         QTimer         *m_timer;              //search filter timer
 103         Q3PtrList<Q3IconViewItem> m_coverItems; //used for filtering
 104         QString         m_filter;
 105
 106
 107         // Used by fetchCoversLoop() for temporary storage
 108         QStringList m_fetchCovers;
 109         uint m_fetchCounter;
 110
 111         //used to display information about cover fetching in the status bar
 112         int m_fetchingCovers;
 113         int m_coversFetched;
 114         int m_coverErrors;
 115 };
 116
 117 class CoverView : public K3IconView
 118 {
 119         Q_OBJECT
 120
 121     public:
 122         explicit CoverView( QWidget *parent = 0, const char *name = 0, Qt::WFlags f = 0 );
 123
 124     protected:
 125         Q3DragObject *dragObject();
 126
 127     private slots:
 128         void setStatusText( Q3IconViewItem *item );
 129 };
 130
 131 class CoverViewItem : public K3IconViewItem
 132 {
 133     public:
 134         CoverViewItem( Q3IconView *parent, Q3IconViewItem *after, const QString &artist, const QString &album );
 135
 136         void loadCover();
 137         bool hasCover() const;
 138         bool canRemoveCover() const { return !m_embedded && hasCover(); }
 139         QString artist() const { return m_artist; }
 140         QString album() const { return m_album; }
 141         QPixmap coverPixmap() const { return m_coverPixmap; }
 142
 143     protected:
 144         void paintItem(QPainter* painter, const QColorGroup& colorGroup);
 145         void paintFocus(QPainter *, const QColorGroup &) { }
 146         void dropped( QDropEvent *, const Q3ValueList<Q3IconDragItem> & );
 147         void dragEntered();
 148         void dragLeft();
 149         void calcRect( const QString& text_ = QString() );
 150
 151     private:
 152         QString m_artist;
 153         QString m_album;
 154         QString m_coverImagePath;
 155         QPixmap m_coverPixmap;
 156         bool    m_embedded;
 157 };
 158
 159
 160 class CoverViewDialog : public QDialog {
 161         Q_OBJECT
 162
 163     public:
 164         CoverViewDialog(const QString& artist, const QString& album, QWidget *parent);
 165
 166     private:
 167         QHBoxLayout *m_layout;
 168         QPixmap m_pixmap;
 169         PixmapViewer *m_pixmapViewer;
 170         QLabel *m_label;
 171 };
 172
 173 #endif