mirror of
https://code.videolan.org/videolan/vlc
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329 lines
11 KiB
C
329 lines
11 KiB
C
/*****************************************************************************
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* vlc_interface.h: interface access for other threads
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* This library provides basic functions for threads to interact with user
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* interface, such as message output.
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*****************************************************************************
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* Copyright (C) 1999, 2000 the VideoLAN team
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* $Id$
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*
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* Authors: Vincent Seguin <seguin@via.ecp.fr>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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#ifndef VLC_INTF_H_
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#define VLC_INTF_H_
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# ifdef __cplusplus
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extern "C" {
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# endif
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typedef struct intf_dialog_args_t intf_dialog_args_t;
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/**
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* \file
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* This file contains structures and function prototypes for
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* interface management in vlc
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*/
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/**
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* \defgroup vlc_interface Interface
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* These functions and structures are for interface management
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* @{
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*/
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/** Describe all interface-specific data of the interface thread */
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struct intf_thread_t
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{
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VLC_COMMON_MEMBERS
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/* Thread properties and locks */
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#ifdef __APPLE__
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bool b_should_run_on_first_thread;
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#endif
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/* Specific interfaces */
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intf_console_t * p_console; /** console */
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intf_sys_t * p_sys; /** system interface */
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char * psz_intf; /** intf name specified */
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/** Interface module */
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module_t * p_module;
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void ( *pf_run ) ( intf_thread_t * ); /** Run function */
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/** Specific for dialogs providers */
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void ( *pf_show_dialog ) ( intf_thread_t *, int, int,
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intf_dialog_args_t * );
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/** Interaction stuff */
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bool b_interaction;
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/* XXX: new message passing stuff will go here */
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vlc_mutex_t change_lock;
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bool b_menu_change;
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bool b_menu;
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};
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/** \brief Arguments passed to a dialogs provider
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* This describes the arguments passed to the dialogs provider. They are
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* mainly used with INTF_DIALOG_FILE_GENERIC.
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*/
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struct intf_dialog_args_t
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{
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intf_thread_t *p_intf;
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char *psz_title;
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char **psz_results;
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int i_results;
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void (*pf_callback) ( intf_dialog_args_t * );
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void *p_arg;
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/* Specifically for INTF_DIALOG_FILE_GENERIC */
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char *psz_extensions;
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bool b_save;
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bool b_multiple;
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/* Specific to INTF_DIALOG_INTERACTION */
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interaction_dialog_t *p_dialog;
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};
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/*****************************************************************************
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* Prototypes
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*****************************************************************************/
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#define intf_Create(a,b) __intf_Create(VLC_OBJECT(a),b)
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VLC_EXPORT( intf_thread_t *, __intf_Create, ( vlc_object_t *, const char * ) );
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VLC_EXPORT( int, intf_RunThread, ( intf_thread_t * ) );
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VLC_EXPORT( void, intf_StopThread, ( intf_thread_t * ) );
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/* If the interface is in the main thread, it should listen both to
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* p_intf->b_die and p_libvlc->b_die */
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#define intf_ShouldDie( p_intf ) (p_intf->b_die || p_intf->p_libvlc->b_die )
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#define intf_Eject(a,b) __intf_Eject(VLC_OBJECT(a),b)
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VLC_EXPORT( int, __intf_Eject, ( vlc_object_t *, const char * ) );
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/*@}*/
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/*****************************************************************************
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* Macros
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*****************************************************************************/
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#if defined( WIN32 ) && !defined( UNDER_CE )
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# define CONSOLE_INTRO_MSG \
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if( !getenv( "PWD" ) || !getenv( "PS1" ) ) /* detect cygwin shell */ \
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{ \
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AllocConsole(); \
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freopen( "CONOUT$", "w", stdout ); \
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freopen( "CONOUT$", "w", stderr ); \
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freopen( "CONIN$", "r", stdin ); \
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} \
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msg_Info( p_intf, "%s", COPYRIGHT_MESSAGE ); \
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msg_Info( p_intf, _("\nWarning: if you can't access the GUI " \
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"anymore, open a command-line window, go to the " \
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"directory where you installed VLC and run " \
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"\"vlc -I qt\"\n") )
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#else
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# define CONSOLE_INTRO_MSG
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#endif
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/* Interface dialog ids for dialog providers */
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typedef enum vlc_dialog {
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INTF_DIALOG_FILE_SIMPLE = 1,
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INTF_DIALOG_FILE,
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INTF_DIALOG_DISC,
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INTF_DIALOG_NET,
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INTF_DIALOG_CAPTURE,
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INTF_DIALOG_SAT,
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INTF_DIALOG_DIRECTORY,
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INTF_DIALOG_STREAMWIZARD,
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INTF_DIALOG_WIZARD,
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INTF_DIALOG_PLAYLIST,
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INTF_DIALOG_MESSAGES,
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INTF_DIALOG_FILEINFO,
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INTF_DIALOG_PREFS,
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INTF_DIALOG_BOOKMARKS,
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INTF_DIALOG_EXTENDED,
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INTF_DIALOG_POPUPMENU = 20,
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INTF_DIALOG_AUDIOPOPUPMENU,
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INTF_DIALOG_VIDEOPOPUPMENU,
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INTF_DIALOG_MISCPOPUPMENU,
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INTF_DIALOG_FILE_GENERIC = 30,
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INTF_DIALOG_INTERACTION = 50,
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INTF_DIALOG_UPDATEVLC = 90,
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INTF_DIALOG_VLM,
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INTF_DIALOG_EXIT = 99
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} vlc_dialog_t;
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/* Useful text messages shared by interfaces */
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#define INTF_ABOUT_MSG LICENSE_MSG
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#define EXTENSIONS_AUDIO "*.a52;*.aac;*.ac3;*.dts;*.flac;*.m4a;*.m4p;*.mka;" \
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"*.mod;*.mp1;*.mp2;*.mp3;*.ogg;*.oma;*.spx;" \
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"*.wav;*.wma;*.xm"
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#define EXTENSIONS_VIDEO "*.asf;*.avi;*.divx;*.dv;*.flv;*.gxf;*.m1v;*.m2v;" \
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"*.m2ts;*.m4v;*.mkv;*.mov;*.mp2;*.mp4;*.mpeg;*.mpeg1;" \
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"*.mpeg2;*.mpeg4;*.mpg;*.mts;*.mxf;*.ogg;*.ogm;" \
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"*.ps;*.ts;*.vob;*.wmv"
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#define EXTENSIONS_PLAYLIST "*.asx;*.b4s;*.m3u;*.pls;*.vlc;*.xspf"
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#define EXTENSIONS_MEDIA EXTENSIONS_VIDEO ";" EXTENSIONS_AUDIO ";" \
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EXTENSIONS_PLAYLIST
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#define EXTENSIONS_SUBTITLE "*.cdg;*.idx;*.srt;*.sub;*.utf;*.ass;*.ssa;*.aqt;" \
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"*.jss;*.psb;*.rt;*.smi"
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/** \defgroup vlc_interaction Interaction
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* \ingroup vlc_interface
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* Interaction between user and modules
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* @{
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*/
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/**
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* This structure describes a piece of interaction with the user
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*/
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struct interaction_dialog_t
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{
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int i_id; ///< Unique ID
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int i_type; ///< Type identifier
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char *psz_title; ///< Title
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char *psz_description; ///< Descriptor string
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char *psz_default_button; ///< default button title (~OK)
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char *psz_alternate_button;///< alternate button title (~NO)
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/// other button title (optional,~Cancel)
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char *psz_other_button;
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char *psz_returned[1]; ///< returned responses from the user
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vlc_value_t val; ///< value coming from core for dialogue
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int i_timeToGo; ///< time (in sec) until shown progress is finished
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bool b_cancelled; ///< was the dialogue cancelled ?
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void * p_private; ///< Private interface data
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int i_status; ///< Dialog status;
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int i_action; ///< Action to perform;
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int i_flags; ///< Misc flags
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int i_return; ///< Return status
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interaction_t *p_interaction; ///< Parent interaction object
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vlc_object_t *p_parent; ///< The vlc object that asked
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//for interaction
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};
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/**
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* Possible flags . Dialog types
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*/
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#define DIALOG_GOT_ANSWER 0x01
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#define DIALOG_YES_NO_CANCEL 0x02
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#define DIALOG_LOGIN_PW_OK_CANCEL 0x04
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#define DIALOG_PSZ_INPUT_OK_CANCEL 0x08
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#define DIALOG_BLOCKING_ERROR 0x10
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#define DIALOG_NONBLOCKING_ERROR 0x20
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#define DIALOG_WARNING 0x40
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#define DIALOG_USER_PROGRESS 0x80
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#define DIALOG_INTF_PROGRESS 0x100
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/** Possible return codes */
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enum
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{
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DIALOG_DEFAULT,
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DIALOG_OK_YES,
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DIALOG_NO,
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DIALOG_CANCELLED
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};
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/** Possible status */
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enum
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{
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NEW_DIALOG, ///< Just created
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SENT_DIALOG, ///< Sent to interface
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UPDATED_DIALOG, ///< Update to send
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ANSWERED_DIALOG, ///< Got "answer"
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HIDING_DIALOG, ///< Hiding requested
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HIDDEN_DIALOG, ///< Now hidden. Requesting destruction
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DESTROYED_DIALOG, ///< Interface has destroyed it
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};
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/** Possible interaction types */
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enum
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{
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INTERACT_DIALOG_ONEWAY, ///< Dialog box without feedback
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INTERACT_DIALOG_TWOWAY, ///< Dialog box with feedback
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};
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/** Possible actions */
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enum
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{
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INTERACT_NEW,
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INTERACT_UPDATE,
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INTERACT_HIDE,
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INTERACT_DESTROY
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};
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/**
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* This structure contains the active interaction dialogs, and is
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* used by the manager
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*/
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struct interaction_t
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{
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VLC_COMMON_MEMBERS
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int i_dialogs; ///< Number of dialogs
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interaction_dialog_t **pp_dialogs; ///< Dialogs
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intf_thread_t *p_intf; ///< Interface to use
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int i_last_id; ///< Last attributed ID
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};
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/***************************************************************************
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* Exported symbols
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***************************************************************************/
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#define intf_UserFatal( a, b, c, d, e... ) __intf_UserFatal( VLC_OBJECT(a),b,c,d, ## e )
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VLC_EXPORT( int, __intf_UserFatal,( vlc_object_t*, bool, const char*, const char*, ...) LIBVLC_FORMAT( 4, 5 ) );
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#define intf_UserWarn( a, c, d, e... ) __intf_UserWarn( VLC_OBJECT(a),c,d, ## e )
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VLC_EXPORT( int, __intf_UserWarn,( vlc_object_t*, const char*, const char*, ...) LIBVLC_FORMAT( 3, 4 ) );
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#define intf_UserLoginPassword( a, b, c, d, e... ) __intf_UserLoginPassword( VLC_OBJECT(a),b,c,d,e)
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VLC_EXPORT( int, __intf_UserLoginPassword,( vlc_object_t*, const char*, const char*, char **, char **) );
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#define intf_UserYesNo( a, b, c, d, e, f ) __intf_UserYesNo( VLC_OBJECT(a),b,c, d, e, f )
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VLC_EXPORT( int, __intf_UserYesNo,( vlc_object_t*, const char*, const char*, const char*, const char*, const char*) );
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#define intf_UserStringInput( a, b, c, d ) __intf_UserStringInput( VLC_OBJECT(a),b,c,d )
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VLC_EXPORT( int, __intf_UserStringInput,(vlc_object_t*, const char*, const char*, char **) );
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#define intf_IntfProgress( a, b, c ) __intf_Progress( VLC_OBJECT(a), NULL, b,c, -1 )
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#define intf_UserProgress( a, b, c, d, e ) __intf_Progress( VLC_OBJECT(a),b,c,d,e )
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VLC_EXPORT( int, __intf_Progress,( vlc_object_t*, const char*, const char*, float, int) );
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#define intf_ProgressUpdate( a, b, c, d, e ) __intf_ProgressUpdate( VLC_OBJECT(a),b,c,d,e )
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VLC_EXPORT( void, __intf_ProgressUpdate,( vlc_object_t*, int, const char*, float, int) );
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#define intf_ProgressIsCancelled( a, b ) __intf_UserProgressIsCancelled( VLC_OBJECT(a),b )
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VLC_EXPORT( bool, __intf_UserProgressIsCancelled,( vlc_object_t*, int ) );
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#define intf_UserHide( a, b ) __intf_UserHide( VLC_OBJECT(a), b )
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VLC_EXPORT( void, __intf_UserHide,( vlc_object_t *, int ));
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/** @} */
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/** @} */
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# ifdef __cplusplus
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}
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# endif
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#endif
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