winamp/Src/playlist/Playlists.h

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2024-09-24 12:54:57 +00:00
#ifndef NULLSOFT_PLAYLIST_PLAYLISTS_H
#define NULLSOFT_PLAYLIST_PLAYLISTS_H
#include "api_playlists.h"
#include <vector>
#include "../nu/AutoLock.h"
class PlaylistInfo
{
public:
PlaylistInfo();
PlaylistInfo(const wchar_t *_filename, const wchar_t *_title, GUID playlist_guid = INVALID_GUID);
PlaylistInfo(const PlaylistInfo &copy);
wchar_t filename[MAX_PATH];
wchar_t title[1024];
int length; // in seconds
int numItems;
GUID guid;
uint64_t iTunesID; // this is used by ml_impex
int cloud; // this is used by ml_playlists
};
class Playlists : public api_playlists
{
public:
Playlists();
bool DelayLoad();
// api_playlists implementations
void Lock();
void Unlock();
size_t GetIterator();
int Sort(size_t sort_type);
void Flush();
// get information about playlists
size_t GetCount(); // returns number of playlists
const wchar_t *GetFilename(size_t index); // returns API_PLAYLISTS_SUCCESS or API_PLAYLISTS_FAILURE. only valid until you Unlock()
const wchar_t *GetName(size_t index); // returns API_PLAYLISTS_SUCCESS or API_PLAYLISTS_FAILURE. only valid until you Unlock()
GUID GetGUID(size_t index); // retrieves a unique ID which identifies this playlist
int GetPosition(GUID playlist_guid, size_t *index); // retrieves the index where a particular playlist ID lives. returns API_PLAYLISTS_SUCCESS or API_PLAYLISTS_FAILURE
int GetInfo(size_t index, GUID info, void *data, size_t dataLen); // This is for getting "extra" data, see list of GUIDs below. returns API_PLAYLISTS_SUCCESS or API_PLAYLISTS_FAILURE
// manipulating playlists
int MoveBefore(size_t index1, size_t index2); // moves playlist at position index1 to before index2. setting index2 to anything larger than GetCount() moves to end
size_t AddPlaylist(const wchar_t *filename, const wchar_t *playlistName, GUID playlist_guid = INVALID_GUID); // adds a new playlist, returns new index. Generates a GUID if you don't pass third parameter.
size_t AddPlaylist_NoCallback(const wchar_t *filename, const wchar_t *playlistName, GUID playlist_guid = INVALID_GUID);
size_t AddCloudPlaylist(const wchar_t *filename, const wchar_t *playlistName, GUID playlist_guid = INVALID_GUID); // adds a new playlist, returns new index. Generates a GUID if you don't pass third parameter.
int SetGUID(size_t index, GUID playlist_guid); // sets (overrides) a playlist ID. Don't use unless you have some very specific need
int RenamePlaylist(size_t index, const wchar_t *name);
int MovePlaylist(size_t index, const wchar_t *filename); // sets a new filename. NOTE: IT'S UP TO YOU TO PHYSICALLY MOVE/RENAME/CREATE THE NEW FILENAME.
int SetInfo(size_t index, GUID info, void *data, size_t dataLen); // returns API_PLAYLISTS_SUCCESS or API_PLAYLISTS_FAILURE
int RemovePlaylist(size_t index); // removes a particular playlist
int ClearPlaylists(); // [*] clears the entire playlist. Use at your own risk :)
size_t AddPlaylist_internal(const wchar_t *filename, const wchar_t *playlistName, GUID playlist_guid, size_t numItems, size_t length, uint64_t iTunesID, size_t cloud);
// for SPlaylists to use
const PlaylistInfo &GetPlaylistInfo(size_t i);
private:
bool loaded; // whether or not playlists.xml has been loaded
bool triedLoaded; // whether or not we tried to load
bool dirty; // whether a flush should save on Flush()
size_t iterator; // a counter to help clients determine if the list data has changed
typedef std::vector<PlaylistInfo> PlaylistsList;
PlaylistsList playlists;
Nullsoft::Utility::LockGuard playlistsGuard;
RECVS_DISPATCH;
};
#endif