include/interface.h

   1 /*****************************************************************************
   2  * interface.h: interface access for other threads
   3  * This library provides basic functions for threads to interact with user
   4  * interface, such as message output.
   5  *****************************************************************************
   6  * Copyright (C) 1999, 2000 VideoLAN
   7  * $Id: interface.h,v 1.37 2002/11/11 14:39:11 sam Exp $
   8  *
   9  * Authors: Vincent Seguin <seguin@via.ecp.fr>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  24  *****************************************************************************/
  25
  26 /*****************************************************************************
  27  * intf_thread_t: describe an interface thread
  28  *****************************************************************************
  29  * This struct describes all interface-specific data of the main (interface)
  30  * thread.
  31  *****************************************************************************/
  32 struct intf_thread_t
  33 {
  34     VLC_COMMON_MEMBERS
  35
  36     /* Thread properties and locks */
  37     vlc_bool_t          b_block;
  38
  39     /* Specific interfaces */
  40     intf_console_t *    p_console;                                /* console */
  41     intf_sys_t *        p_sys;                           /* system interface */
  42
  43     /* Interface module */
  44     module_t *   p_module;
  45     void      ( *pf_run )    ( intf_thread_t * );
  46
  47     /* XXX: new message passing stuff will go here */
  48     vlc_mutex_t  change_lock;
  49     vlc_bool_t   b_menu_change;
  50     vlc_bool_t   b_menu;
  51 };
  52
  53 /*****************************************************************************
  54  * Prototypes
  55  *****************************************************************************/
  56 #define intf_Create(a) __intf_Create(VLC_OBJECT(a))
  57 VLC_EXPORT( intf_thread_t *, __intf_Create,     ( vlc_object_t * ) );
  58 VLC_EXPORT( int,               intf_RunThread,  ( intf_thread_t * ) );
  59 VLC_EXPORT( void,              intf_StopThread, ( intf_thread_t * ) );
  60 VLC_EXPORT( void,              intf_Destroy,    ( intf_thread_t * ) );
  61
  62 /*****************************************************************************
  63  * Macros
  64  *****************************************************************************/
  65 #if defined( WIN32 ) && !defined( UNDER_CE )
  66 #    define CONSOLE_INTRO_MSG \
  67          AllocConsole(); \
  68          freopen( "CONOUT$", "w", stdout ); \
  69          freopen( "CONOUT$", "w", stderr ); \
  70          freopen( "CONIN$", "r", stdin ); \
  71          msg_Info( p_intf, COPYRIGHT_MESSAGE ); \
  72          msg_Info( p_intf, _("\nWarning: if you can't access the GUI " \
  73                              "anymore, open a dos command box, go to the " \
  74                              "directory where you installed VLC and run " \
  75                              "\"vlc -I win32\"\n") )
  76 #else
  77 #    define CONSOLE_INTRO_MSG
  78 #endif