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tdemultimedia/juk/playlistcollection.h

272 lines
9.3 KiB

/***************************************************************************
copyright : (C) 2004 by Scott Wheeler
email : wheeler@kde.org
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef PLAYLIST_COLLECTION_H
#define PLAYLIST_COLLECTION_H
#include "playlistinterface.h"
#include "stringhash.h"
#include "jukIface.h"
#include <tdeshortcut.h>
#include <klocale.h>
#include <kdirlister.h>
#include <tqguardedptr.h>
class TQWidgetStack;
class TDEAction;
class Playlist;
class PlaylistItem;
class HistoryPlaylist;
class UpcomingPlaylist;
class SearchPlaylist;
class DynamicPlaylist;
typedef TQValueList<Playlist *> PlaylistList;
typedef TQValueList<PlaylistItem *> PlaylistItemList;
class PlaylistCollection : public PlaylistInterface, CollectionIface
{
friend class Playlist;
friend class CollectionList;
friend class DynamicPlaylist;
static PlaylistCollection *m_instance;
public:
PlaylistCollection(TQWidgetStack *playlistStack);
virtual ~PlaylistCollection();
static PlaylistCollection *instance() { return m_instance; }
virtual TQString name() const;
virtual FileHandle currentFile() const;
virtual int count() const;
virtual int time() const;
virtual void playNext();
virtual void playPrevious();
virtual void stop();
virtual bool playing() const;
void playFirst();
void playNextAlbum();
virtual TQStringList playlists() const;
virtual void createPlaylist(const TQString &name);
virtual void createDynamicPlaylist(const PlaylistList &playlists);
virtual void showMore(const TQString &artist, const TQString &album = TQString());
virtual void removeTrack(const TQString &playlist, const TQStringList &files);
virtual TQString playlist() const;
virtual TQString playingPlaylist() const;
virtual void setPlaylist(const TQString &playlist);
virtual TQStringList playlistTracks(const TQString &playlist) const;
virtual TQString trackProperty(const TQString &file, const TQString &property) const;
virtual TQPixmap trackCover(const TQString &file, const TQString &size = "Small") const;
virtual void open(const TQStringList &files = TQStringList());
virtual void open(const TQString &playlist, const TQStringList &files);
virtual void addFolder();
virtual void rename();
virtual void duplicate();
virtual void save();
virtual void saveAs();
virtual void remove() = 0;
virtual void reload();
virtual void editSearch();
virtual void setDynamicListsFrozen(bool) = 0;
bool showMoreActive() const;
void clearShowMore(bool raise = true);
void enableDirWatch(bool enable);
void removeItems();
void refreshItems();
void renameItems();
void addCovers(bool fromFile);
void removeCovers();
void viewCovers();
void showCoverManager();
virtual PlaylistItemList selectedItems();
void scanFolders();
void createPlaylist();
void createSearchPlaylist();
void createFolderPlaylist();
void guessTagFromFile();
void guessTagFromInternet();
void setSearchEnabled(bool enable);
HistoryPlaylist *historyPlaylist() const;
void setHistoryPlaylistEnabled(bool enable);
UpcomingPlaylist *upcomingPlaylist() const;
void setUpcomingPlaylistEnabled(bool enable);
void dirChanged(const TQString &path);
/**
* Returns a pointer to the action handler.
*/
TQObject *object() const;
void newItems(const KFileItemList &list) const;
/**
* This is the current playlist in all things relating to the player. It
* represents the playlist that either should be played from or is currently
* playing.
*/
virtual Playlist *currentPlaylist() const;
/**
* This is the currently visible playlist and should be used for all user
* interaction elements.
*/
virtual Playlist *visiblePlaylist() const;
/**
* Makes \a playlist the currently visible playlist.
*/
virtual void raise(Playlist *playlist);
/**
* This is used to put up a temporary widget over the top of the playlist
* stack. This is part of a trick to significantly speed up painting by
* hiding the playlist to which items are being added.
*/
void raiseDistraction();
void lowerDistraction();
class ActionHandler;
protected:
virtual TQWidgetStack *playlistStack() const;
virtual void setupPlaylist(Playlist *playlist, const TQString &iconName);
virtual void removePlaylist(Playlist *playlist) = 0;
bool importPlaylists() const;
bool containsPlaylistFile(const TQString &file) const;
TQString playlistNameDialog(const TQString &caption = i18n("Create New Playlist"),
const TQString &suggest = TQString(),
bool forceUnique = true) const;
TQString uniquePlaylistName(const TQString &suggest = i18n("Playlist")) const;
void addNameToDict(const TQString &name);
void addFileToDict(const TQString &file);
void removeNameFromDict(const TQString &name);
void removeFileFromDict(const TQString &file);
Playlist *playlistByName(const TQString &name) const;
private:
void readConfig();
void saveConfig();
TQWidgetStack *m_playlistStack;
HistoryPlaylist *m_historyPlaylist;
UpcomingPlaylist *m_upcomingPlaylist;
ActionHandler *m_actionHandler;
KDirLister m_dirLister;
StringHash m_playlistNames;
StringHash m_playlistFiles;
TQStringList m_folderList;
bool m_importPlaylists;
bool m_searchEnabled;
bool m_playing;
TQGuardedPtr<SearchPlaylist> m_showMorePlaylist;
TQGuardedPtr<Playlist> m_belowShowMorePlaylist;
TQGuardedPtr<DynamicPlaylist> m_dynamicPlaylist;
TQGuardedPtr<Playlist> m_belowDistraction;
TQWidget *m_distraction;
};
/**
* This class is just used as a proxy to handle the signals coming from action
* activations without requiring PlaylistCollection to be a TQObject.
*/
class PlaylistCollection::ActionHandler : public TQObject
{
Q_OBJECT
public:
ActionHandler(PlaylistCollection *collection);
private:
TDEAction *createAction(const TQString &text,
const char *slot,
const char *name,
const TQString &icon = TQString(),
const TDEShortcut &shortcut = TDEShortcut());
private slots:
void slotPlayFirst() { m_collection->playFirst(); }
void slotPlayNextAlbum() { m_collection->playNextAlbum(); }
void slotOpen() { m_collection->open(); }
void slotAddFolder() { m_collection->addFolder(); }
void slotRename() { m_collection->rename(); }
void slotDuplicate() { m_collection->duplicate(); }
void slotSave() { m_collection->save(); }
void slotSaveAs() { m_collection->saveAs(); }
void slotReload() { m_collection->reload(); }
void slotRemove() { m_collection->remove(); }
void slotEditSearch() { m_collection->editSearch(); }
void slotRemoveItems() { m_collection->removeItems(); }
void slotRefreshItems() { m_collection->refreshItems(); }
void slotRenameItems() { m_collection->renameItems(); }
void slotScanFolders() { m_collection->scanFolders(); }
void slotViewCovers() { m_collection->viewCovers(); }
void slotRemoveCovers() { m_collection->removeCovers(); }
void slotAddLocalCover() { m_collection->addCovers(true); }
void slotAddInternetCover() { m_collection->addCovers(false); }
void slotCreatePlaylist() { m_collection->createPlaylist(); }
void slotCreateSearchPlaylist() { m_collection->createSearchPlaylist(); }
void slotCreateFolderPlaylist() { m_collection->createFolderPlaylist(); }
void slotGuessTagFromFile() { m_collection->guessTagFromFile(); }
void slotGuessTagFromInternet() { m_collection->guessTagFromInternet(); }
void slotSetSearchEnabled(bool enable) { m_collection->setSearchEnabled(enable); }
void slotSetHistoryPlaylistEnabled(bool enable) { m_collection->setHistoryPlaylistEnabled(enable); }
void slotSetUpcomingPlaylistEnabled(bool enable) { m_collection->setUpcomingPlaylistEnabled(enable); }
void slotShowCoverManager() { m_collection->showCoverManager(); }
void slotEnableDirWatch(bool enable) { m_collection->enableDirWatch(enable); }
void slotDirChanged(const TQString &path) { m_collection->dirChanged(path); }
void slotNewItems(const KFileItemList &list) { m_collection->newItems(list); }
signals:
void signalSelectedItemsChanged();
void signalCountChanged();
private:
PlaylistCollection *m_collection;
};
#endif