/***************************************************************************** * screensaver.c : disable screen savers when VLC is playing ***************************************************************************** * Copyright (C) 2003 VideoLAN * $Id: screensaver.c 10101 2005-03-02 16:47:31Z robux4 $ * * Authors: Sam Hocevar <sam@zoy.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. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA. *****************************************************************************//***************************************************************************** * Preamble *****************************************************************************/#include <stdlib.h>#include <vlc/vlc.h>#include <vlc/intf.h>#include <vlc/aout.h>#include <vlc/vout.h>/***************************************************************************** * Local prototypes *****************************************************************************/static int  Activate     ( vlc_object_t * );static void Run          ( intf_thread_t *p_intf );/***************************************************************************** * Module descriptor *****************************************************************************/vlc_module_begin();    set_category( CAT_INTERFACE );    set_subcategory( SUBCAT_INTERFACE_CONTROL );    set_description( _("X Screensaver disabler") );    set_capability( "interface", 0 );    set_callbacks( Activate, NULL );vlc_module_end();/***************************************************************************** * Activate: initialize and create stuff *****************************************************************************/static int Activate( vlc_object_t *p_this ){    intf_thread_t *p_intf = (intf_thread_t*)p_this;    p_intf->pf_run = Run;    return VLC_SUCCESS;}/***************************************************************************** * Run: main thread ***************************************************************************** * This part of the module is in a separate thread so that we do not have * too much system() overhead. *****************************************************************************/static void Run( intf_thread_t *p_intf ){    int i_lastcall = 0;    while( !p_intf->b_die )    {        msleep( 100000 );        /* Check screensaver every 30 seconds */        if( ++i_lastcall > 300 )        {            vlc_object_t *p_vout;            p_vout = vlc_object_find( p_intf, VLC_OBJECT_VOUT, FIND_ANYWHERE );            /* If there is a video output, disable xscreensaver */            if( p_vout )            {                vlc_object_release( p_vout );                /* http://www.jwz.org/xscreensaver/faq.html#dvd */                system( "xscreensaver-command -deactivate >&- 2>&- &" );                /* FIXME: add support for other screensavers */            }            i_lastcall = 0;        }    }}