modules/gui/qt4/recents.cpp

   1 /*****************************************************************************
   2  * recents.cpp : Recents MRL (menu)
   3  *****************************************************************************
   4  * Copyright © 2006-2008 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Ludovic Fauvet <etix@l0cal.com>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * ( at your option ) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24
  25 #include "recents.hpp"
  26 #include "dialogs_provider.hpp"
  27 #include "menus.hpp"
  28
  29 #include <QList>
  30 #include <QString>
  31 #include <QAction>
  32 #include <QSettings>
  33 #include <QRegExp>
  34 #include <QSignalMapper>
  35
  36 #ifdef WIN32
  37 #include <shlobj.h>
  38 #endif
  39
  40 RecentsMRL* RecentsMRL::instance = NULL;
  41
  42 RecentsMRL::RecentsMRL( intf_thread_t *_p_intf ) : p_intf( _p_intf )
  43 {
  44     stack = new QList<QString>;
  45     signalMapper = new QSignalMapper(this);
  46     CONNECT( signalMapper,
  47             mapped(const QString & ),
  48             DialogsProvider::getInstance( p_intf ),
  49             playMRL( const QString & ) );
  50
  51     isActive = config_GetInt( p_intf, "qt-recentplay" );
  52     char* psz_tmp = config_GetPsz( p_intf, "qt-recentplay-filter" );
  53     if( psz_tmp && *psz_tmp )
  54         filter = new QRegExp( psz_tmp, Qt::CaseInsensitive );
  55     else
  56         filter = NULL;
  57     free( psz_tmp );
  58
  59     load();
  60     if( !isActive ) clear();
  61 }
  62
  63 RecentsMRL::~RecentsMRL()
  64 {
  65     delete filter;
  66     delete stack;
  67 }
  68
  69 void RecentsMRL::addRecent( const QString &mrl )
  70 {
  71     if ( !isActive || ( filter && filter->indexIn( mrl ) >= 0 ) )
  72         return;
  73
  74     msg_Dbg( p_intf, "Adding a new MRL to recent ones: %s", qtu( mrl ) );
  75
  76 #ifdef WIN32
  77     /* Add to the Windows 7 default list in taskbar */
  78     SHAddToRecentDocs( 0x00000002 , qtu( mrl ) );
  79 #endif
  80
  81     int i_index = stack->indexOf( mrl );
  82     if( 0 <= i_index )
  83     {
  84         /* move to the front */
  85         stack->move( i_index, 0 );
  86     }
  87     else
  88     {
  89         stack->prepend( mrl );
  90         if( stack->size() > RECENTS_LIST_SIZE )
  91             stack->takeLast();
  92     }
  93     QVLCMenu::updateRecents( p_intf );
  94     save();
  95 }
  96
  97 void RecentsMRL::clear()
  98 {
  99     if ( stack->isEmpty() )
 100         return;
 101     stack->clear();
 102     if( isActive ) QVLCMenu::updateRecents( p_intf );
 103     save();
 104 }
 105
 106 QList<QString> RecentsMRL::recents()
 107 {
 108     return QList<QString>(*stack);
 109 }
 110
 111 void RecentsMRL::load()
 112 {
 113     QStringList list = getSettings()->value( "RecentsMRL/list" ).toStringList();
 114
 115     for( int i = 0; i < list.size(); ++i )
 116     {
 117         if ( !filter || filter->indexIn( list.at(i) ) == -1 )
 118             stack->append( list.at(i) );
 119     }
 120 }
 121
 122 void RecentsMRL::save()
 123 {
 124     QStringList list;
 125
 126     for( int i = 0; i < stack->size(); ++i )
 127         list << stack->at(i);
 128
 129     getSettings()->setValue( "RecentsMRL/list", list );
 130 }
 131