/usr/include/xmms2/xmmsclient/xmmsclient++/collection.h is in libxmmsclient++-dev 0.8+dfsg-18.1build3.
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* Copyright (C) 2003-2011 XMMS2 Team
*
* PLUGINS ARE NOT CONSIDERED TO BE DERIVED WORK !!!
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*/
#ifndef XMMSCLIENTPP_COLLECTION_H
#define XMMSCLIENTPP_COLLECTION_H
#include <xmmsclient/xmmsclient.h>
#include <xmmsclient/xmmsclient++/signal.h>
#include <xmmsclient/xmmsclient++/typedefs.h>
#include <xmmsclient/xmmsclient++/mainloop.h>
#include <xmmsclient/xmmsclient++/result.h>
#include <list>
#include <string>
namespace Xmms
{
class Client;
/** @class Collection collection.h "xmmsclient/xmmsclient++/collection.h"
* @brief This class controls the collections on the server.
*/
class Collection
{
public:
typedef xmmsv_coll_namespace_t Namespace;
static const Namespace ALL;
static const Namespace COLLECTIONS;
static const Namespace PLAYLISTS;
/** Destructor.
*/
virtual ~Collection();
/** Get the structure of a collection saved on the server.
*
* @param name The name of the collection on the server.
* @param nsname The namespace in which to look for the collection.
*
* @throw connection_error If the client isn't connected.
* @throw mainloop_running_error If a mainloop is running -
* sync functions can't be called when mainloop is running. This
* is only thrown if the programmer is careless or doesn't know
* what he/she's doing. (logic_error)
* @throw result_error If the operation failed.
*
* @return a pointer to a Coll::Coll object representing
* the collection structure.
*/
CollResult
get( const std::string& name, Namespace nsname ) const;
/** List the names of collections saved in the given namespace.
*
* @param nsname Namespace to list collection names from.
*
* @throw connection_error If the client isn't connected.
* @throw mainloop_running_error If a mainloop is running -
* sync functions can't be called when mainloop is running. This
* is only thrown if the programmer is careless or doesn't know
* what he/she's doing. (logic_error)
* @throw result_error If the operation failed.
*
* @return a list of collection names in the given namespace.
*/
StringListResult
list( Namespace nsname ) const;
/** Save a collection structure under a given name in a
* certain namespace on the server.
*
* @param coll The collection structure to save.
* @param name The name under which to save the collection.
* @param nsname The namespace in which to save the collection.
*
* @throw connection_error If the client isn't connected.
* @throw mainloop_running_error If a mainloop is running -
* sync functions can't be called when mainloop is running. This
* is only thrown if the programmer is careless or doesn't know
* what he/she's doing. (logic_error)
* @throw result_error If the operation failed.
*/
VoidResult
save( const Coll::Coll& coll,
const std::string& name,
Namespace nsname ) const;
/** Remove the collection given its name and its namespace.
*
* @param name The name of the collection to remove.
* @param nsname The namespace from which to remove the collection.
*
* @throw connection_error If the client isn't connected.
* @throw mainloop_running_error If a mainloop is running -
* sync functions can't be called when mainloop is running. This
* is only thrown if the programmer is careless or doesn't know
* what he/she's doing. (logic_error)
* @throw result_error If the operation failed.
*/
VoidResult
remove( const std::string& name, Namespace nsname ) const;
/** List the names of collections that contain a given media.
*
* @param id The id of the media.
* @param nsname The namespace in which to look for collections.
*
* @throw connection_error If the client isn't connected.
* @throw mainloop_running_error If a mainloop is running -
* sync functions can't be called when mainloop is running. This
* is only thrown if the programmer is careless or doesn't know
* what he/she's doing. (logic_error)
* @throw result_error If the operation failed.
*
* @return a list of collection names.
*/
StringListResult
find( int id, Namespace nsname ) const;
/** Rename the collection given its name and its namespace.
* @note A collection cannot be moved to another namespace.
*
* @param from_name The name of the collection to rename.
* @param to_name The new name for the collection.
* @param nsname The namespace in which the collection to rename is.
*
* @throw connection_error If the client isn't connected.
* @throw mainloop_running_error If a mainloop is running -
* sync functions can't be called when mainloop is running. This
* is only thrown if the programmer is careless or doesn't know
* what he/she's doing. (logic_error)
* @throw result_error If the operation failed.
*/
VoidResult
rename( const std::string& from_name,
const std::string& to_name,
Namespace nsname ) const;
/** Import the content of a playlist file (.m3u, .pls,
* etc) into the medialib and return an idlist collection
* containing the imported media.
*
* @param path The path to the playlist file.
*
* @throw connection_error If the client isn't connected.
* @throw mainloop_running_error If a mainloop is running -
* sync functions can't be called when mainloop is running. This
* is only thrown if the programmer is careless or doesn't know
* what he/she's doing. (logic_error)
* @throw result_error If the operation failed.
*
* @return a pointer to a #Coll::Idlist object containing
* the ids of media imported from the playlist file.
*/
CollResult
idlistFromPlaylistFile( const std::string& path ) const;
/** Retrieve the ids of media matched by a collection.
* To query the content of a saved collection, use a
* Reference operator.
*
* @param coll The collection to query.
* @param order The list of properties by which to order
* the matching media.
* @param limit_len Optional argument to limit the
* maximum number of media to retrieve.
* @param limit_start Optional argument to set the offset
* at which to start retrieving media.
*
* @throw connection_error If the client isn't connected.
* @throw mainloop_running_error If a mainloop is running -
* sync functions can't be called when mainloop is running. This
* is only thrown if the programmer is careless or doesn't know
* what he/she's doing. (logic_error)
* @throw result_error If the operation failed.
*
* @return a list of media ids matched by the collection.
*/
IntListResult
queryIds( const Coll::Coll& coll,
const std::list<std::string>& order = std::list<std::string>(),
int limit_len = 0,
int limit_start = 0) const;
/** Retrieve the properties of media matched by a collection.
* To query the content of a saved collection, use a
* Reference operator.
*
* @param coll The collection to query.
* @param fetch The list of properties to retrieve.
* @param order The list of properties by which to order
* the matching media.
* @param limit_len Optional argument to limit the
* maximum number of media to retrieve.
* @param limit_start Optional argument to set the offset
* at which to start retrieving media.
* @param group The list of properties by which to group the results.
*
* @throw connection_error If the client isn't connected.
* @throw mainloop_running_error If a mainloop is running -
* sync functions can't be called when mainloop is running. This
* is only thrown if the programmer is careless or doesn't know
* what he/she's doing. (logic_error)
* @throw result_error If the operation failed.
*
* @return a list of property dicts for each media
* matched by the collection.
*/
DictListResult
queryInfos( const Coll::Coll& coll,
const std::list<std::string>& fetch,
const std::list<std::string>& order = std::list<std::string>(),
int limit_len = 0,
int limit_start = 0,
const std::list<std::string>& group = std::list<std::string>()
) const;
/**
* FIXME: Comments
*/
CollPtr
parse( const std::string& pattern ) const;
/** Request the collection changed broadcast.
*
* This will be called if a saved collection structure
* changes on the serverside (saved, updated, renamed,
* removed, etc).
* The argument will be a dict containing the type, name
* and namespace of the changed collection.
*
* @param slot Function pointer to a function taking a
* const Dict& and returning a bool.
* @param error Function pointer to an error callback
* function. (<b>optional</b>)
*
* @throw connection_error If the client isn't connected.
*/
DictSignal broadcastCollectionChanged() const;
/** @cond */
private:
// Constructor, only to be called by Xmms::Client
friend class Client;
Collection( xmmsc_connection_t*& conn, bool& connected,
MainloopInterface*& ml );
// Copy-constructor / operator=
Collection( const Collection& src );
Collection operator=( const Collection& src ) const;
xmmsc_connection_t*& conn_;
bool& connected_;
MainloopInterface*& ml_;
void assertNonEmptyFetchList( const std::list< std::string >& l
) const;
/** @endcond */
};
}
#endif // XMMSCLIENTPP_COLLECTION_H
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