Clementine-audio-player-Mac.../src/library.h

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#ifndef LIBRARY_H
#define LIBRARY_H
#include <QAbstractItemModel>
#include <QIcon>
#include "backgroundthread.h"
#include "librarybackend.h"
#include "librarywatcher.h"
#include "libraryquery.h"
#include "engine_fwd.h"
#include "song.h"
#include "libraryitem.h"
#include "simpletreemodel.h"
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class LibraryDirectoryModel;
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class Library : public SimpleTreeModel<LibraryItem> {
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Q_OBJECT
public:
Library(EngineBase* engine, QObject* parent = 0);
~Library();
enum {
Role_Type = Qt::UserRole + 1,
Role_SortText,
Role_Key,
};
void StartThreads();
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LibraryDirectoryModel* GetDirectoryModel() const { return dir_model_; }
// Get information about the library
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void GetChildSongs(LibraryItem* item, QList<QUrl>* urls, SongList* songs) const;
SongList GetChildSongs(const QModelIndex& index) const;
// QAbstractItemModel
QVariant data(const QModelIndex & index, int role = Qt::DisplayRole) const;
Qt::ItemFlags flags(const QModelIndex& index) const;
QStringList mimeTypes() const;
QMimeData* mimeData(const QModelIndexList& indexes) const;
bool canFetchMore(const QModelIndex &parent) const;
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signals:
void Error(const QString& message);
void TotalSongCountUpdated(int count);
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void ScanStarted();
void ScanFinished();
void BackendReady(boost::shared_ptr<LibraryBackend> backend);
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public slots:
void SetFilterAge(int age);
void SetFilterText(const QString& text);
protected:
void LazyPopulate(LibraryItem* item);
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private slots:
// From LibraryBackend
void BackendInitialised();
void SongsDiscovered(const SongList& songs);
void SongsDeleted(const SongList& songs);
void Reset();
// From LibraryWatcher
void WatcherInitialised();
private:
void Initialise();
LibraryItem* CreateCompilationArtistNode(bool signal);
LibraryItem* CreateArtistNode(bool signal, const QString& name);
LibraryItem* CreateAlbumNode(bool signal, const QString& name,
LibraryItem* parent, bool compilation,
const QString& art_automatic,
const QString& art_manual);
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LibraryItem* CreateSongNode(bool signal, const Song& song, LibraryItem* parent);
QString PrettyArtist(QString artist) const;
QString PrettyAlbum(QString album) const;
QString SortTextForArtist(QString artist) const;
QString SortTextForAlbum(QString album) const;
QVariant data(const LibraryItem* item, int role) const;
bool CompareItems(const LibraryItem* a, const LibraryItem* b) const;
private:
EngineBase* engine_;
BackgroundThread<LibraryBackend>* backend_;
BackgroundThread<LibraryWatcher>* watcher_;
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LibraryDirectoryModel* dir_model_;
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int waiting_for_threads_;
QueryOptions query_options_;
QMap<int, LibraryItem*> song_nodes_;
QMap<QString, LibraryItem*> artist_nodes_;
QMap<QChar, LibraryItem*> divider_nodes_;
LibraryItem* compilation_artist_node_;
QIcon artist_icon_;
QIcon album_icon_;
QIcon no_cover_icon_;
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};
#endif // LIBRARY_H