vlc_interface.h
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上传日期:2009-03-27
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- /*****************************************************************************
- * vlc_interface.h: interface access for other threads
- * This library provides basic functions for threads to interact with user
- * interface, such as message output.
- *****************************************************************************
- * Copyright (C) 1999, 2000 VideoLAN
- * $Id: vlc_interface.h 9125 2004-11-03 00:05:22Z sam $
- *
- * Authors: Vincent Seguin <seguin@via.ecp.fr>
- *
- * 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.
- *****************************************************************************/
- typedef struct intf_dialog_args_t intf_dialog_args_t;
- /**
- * file
- * This file contains structures and function prototypes for
- * interface management in vlc
- */
- /*****************************************************************************
- * intf_thread_t: describe an interface thread
- *****************************************************************************
- * This struct describes all interface-specific data of the main (interface)
- * thread.
- *****************************************************************************/
- /**
- * defgroup vlc_interface Interface
- * These functions and structures are for interface management
- * @{
- */
- struct intf_thread_t
- {
- VLC_COMMON_MEMBERS
- /* Thread properties and locks */
- vlc_bool_t b_block;
- vlc_bool_t b_play;
- /* Specific interfaces */
- intf_console_t * p_console; /** console */
- intf_sys_t * p_sys; /** system interface */
- /** Interface module */
- module_t * p_module;
- void ( *pf_run ) ( intf_thread_t * ); /** Run function */
- /** Specific for dialogs providers */
- void ( *pf_show_dialog ) ( intf_thread_t *, int, int,
- intf_dialog_args_t * );
- /** Video window callbacks */
- void * ( *pf_request_window ) ( intf_thread_t *, vout_thread_t *,
- int *, int *,
- unsigned int *, unsigned int * );
- void ( *pf_release_window ) ( intf_thread_t *, void * );
- int ( *pf_control_window ) ( intf_thread_t *, void *, int, va_list );
- /* XXX: new message passing stuff will go here */
- vlc_mutex_t change_lock;
- vlc_bool_t b_menu_change;
- vlc_bool_t b_menu;
- /* Provides the ability to switch an interface on the fly */
- char *psz_switch_intf;
- };
- /*****************************************************************************
- * intf_dialog_args_t: arguments structure passed to a dialogs provider.
- *****************************************************************************
- * This struct describes the arguments passed to the dialogs provider.
- * For now they are only used with INTF_DIALOG_FILE_GENERIC.
- *****************************************************************************/
- struct intf_dialog_args_t
- {
- char *psz_title;
- char **psz_results;
- int i_results;
- void (*pf_callback) ( intf_dialog_args_t * );
- void *p_arg;
- /* Specifically for INTF_DIALOG_FILE_GENERIC */
- char *psz_extensions;
- vlc_bool_t b_save;
- vlc_bool_t b_multiple;
- };
- /*****************************************************************************
- * Prototypes
- *****************************************************************************/
- #define intf_Create(a,b) __intf_Create(VLC_OBJECT(a),b)
- VLC_EXPORT( intf_thread_t *, __intf_Create, ( vlc_object_t *, const char * ) );
- VLC_EXPORT( int, intf_RunThread, ( intf_thread_t * ) );
- VLC_EXPORT( void, intf_StopThread, ( intf_thread_t * ) );
- VLC_EXPORT( void, intf_Destroy, ( intf_thread_t * ) );
- /*@}*/
- /*****************************************************************************
- * Macros
- *****************************************************************************/
- #if defined( WIN32 ) && !defined( UNDER_CE )
- # define CONSOLE_INTRO_MSG
- if( !getenv( "PWD" ) || !getenv( "PS1" ) ) /* detect cygwin shell */
- {
- AllocConsole();
- freopen( "CONOUT$", "w", stdout );
- freopen( "CONOUT$", "w", stderr );
- freopen( "CONIN$", "r", stdin );
- }
- msg_Info( p_intf, COPYRIGHT_MESSAGE );
- msg_Info( p_intf, _("nWarning: if you can't access the GUI "
- "anymore, open a dos command box, go to the "
- "directory where you installed VLC and run "
- ""vlc -I wxwin"n") )
- #else
- # define CONSOLE_INTRO_MSG
- #endif
- /* Interface dialog ids for dialog providers */
- #define INTF_DIALOG_FILE_SIMPLE 1
- #define INTF_DIALOG_FILE 2
- #define INTF_DIALOG_DISC 3
- #define INTF_DIALOG_NET 4
- #define INTF_DIALOG_CAPTURE 5
- #define INTF_DIALOG_SAT 6
- #define INTF_DIALOG_STREAMWIZARD 8
- #define INTF_DIALOG_WIZARD 9
- #define INTF_DIALOG_PLAYLIST 10
- #define INTF_DIALOG_MESSAGES 11
- #define INTF_DIALOG_FILEINFO 12
- #define INTF_DIALOG_PREFS 13
- #define INTF_DIALOG_BOOKMARKS 14
- #define INTF_DIALOG_POPUPMENU 20
- #define INTF_DIALOG_FILE_GENERIC 30
- #define INTF_DIALOG_EXIT 99
- /* Useful text messages shared by interfaces */
- #define INTF_ABOUT_MSG
- _( "VLC is an open-source and cross-platform multimedia "
- "player for various audio and video formats (MPEG-1, MPEG-2, MPEG-4, "
- "DivX, mp3, Ogg, etc.) as well as DVDs, VCDs, CD audio, and various "
- "streaming protocols.nn"
- "VLC is also a streaming server with transcoding capabilities "
- "(UDP unicast and multicast, HTTP, etc.) mainly designed for "
- "high-bandwidth networks.nn"
- "For more information, have a look at the web site." )