1 /*****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 2003 the VideoLAN team
7 * Authors: Cyril Deguet <asmax@via.ecp.fr>
8 * Olivier Teulière <ipkiss@via.ecp.fr>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
30 #include "variable.hpp"
31 #include "observer.hpp"
32 #include "ustring.hpp"
33 #include "var_percent.hpp"
37 class VarList: public Variable, public Subject<VarList>
40 VarList( intf_thread_t *pIntf );
43 /// Get the variable type
44 virtual const string &getType() const { return m_type; }
46 /// Add a pointer on a string in the list
47 virtual void add( const UStringPtr &rcString );
49 /// Remove the selected elements from the list
50 virtual void delSelected();
52 /// Remove all the elements from the list
55 /// Get the number of items in the list
56 int size() const { return m_list.size(); }
58 /// Type of an element in the list
65 Elem_t( const UStringPtr &rcString, bool selected = false, bool
67 m_cString( rcString ), m_selected( selected ),
68 m_playing( playing) {}
72 typedef list<Elem_t>::iterator Iterator;
73 typedef list<Elem_t>::const_iterator ConstIterator;
75 /// Beginning of the list
76 Iterator begin() { return m_list.begin(); }
77 ConstIterator begin() const { return m_list.begin(); }
80 Iterator end() { return m_list.end(); }
81 ConstIterator end() const { return m_list.end(); }
83 /// Return an iterator on the n'th element of the list
84 Iterator operator[]( int n );
85 ConstIterator operator[]( int n ) const;
87 /// Execute the action associated to this item
88 virtual void action( Elem_t *pItem ) {}
90 /// Get a reference on the position variable
91 VarPercent &getPositionVar() const
92 { return *((VarPercent*)m_cPosition.get()); }
94 /// Get a counted pointer on the position variable
95 const VariablePtr &getPositionVarPtr() const { return m_cPosition; }
103 static const string m_type;
104 /// Position variable
105 VariablePtr m_cPosition;