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110 lines
4.7 KiB
110 lines
4.7 KiB
/*****************************************************************************
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* 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 VideoLAN
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* $Id: interface.h,v 1.27 2002/02/19 00:50:18 sam Exp $
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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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
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*****************************************************************************/
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/*****************************************************************************
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* intf_thread_t: describe an interface thread
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*****************************************************************************
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* This structe describes all interface-specific data of the main (interface)
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* thread.
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*****************************************************************************/
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typedef struct intf_thread_s
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{
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boolean_t b_die; /* `die' flag */
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/* Specific interfaces */
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p_intf_console_t p_console; /* console */
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p_intf_sys_t p_sys; /* system interface */
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/* Plugin used and shortcuts to access its capabilities */
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struct module_s * p_module;
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int ( *pf_open ) ( struct intf_thread_s * );
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void ( *pf_close ) ( struct intf_thread_s * );
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void ( *pf_run ) ( struct intf_thread_s * );
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/* Interface callback */
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void ( *pf_manage ) ( struct intf_thread_s * );
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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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boolean_t b_menu_change;
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boolean_t b_menu;
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} intf_thread_t;
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/*****************************************************************************
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* msg_item_t
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*****************************************************************************
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* Store a single message. Messages have a maximal size of INTF_MSG_MSGSIZE.
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*****************************************************************************/
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typedef struct
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{
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int i_type; /* message type, see below */
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char * psz_msg; /* the message itself */
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#if 0
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mtime_t date; /* date of the message */
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char * psz_file; /* file in which the function was called */
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char * psz_function; /* function from which the function was called */
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int i_line; /* line at which the function was called */
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#endif
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} msg_item_t;
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/* Message types */
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#define INTF_MSG_STD 0 /* standard message */
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#define INTF_MSG_ERR 1 /* error message */
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#define INTF_MSG_WARN 2 /* warning message */
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#define INTF_MSG_STAT 3 /* statistic message */
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/*****************************************************************************
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* intf_subscription_t
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*****************************************************************************
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* Used by interface plugins which subscribe to the message queue.
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*****************************************************************************/
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typedef struct intf_subscription_s
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{
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int i_start;
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int* pi_stop;
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msg_item_t* p_msg;
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vlc_mutex_t* p_lock;
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} intf_subscription_t;
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/*****************************************************************************
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* Prototypes
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*****************************************************************************/
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intf_thread_t * intf_Create ( void );
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void intf_Destroy ( intf_thread_t * p_intf );
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void intf_MsgCreate ( void );
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void intf_MsgDestroy ( void );
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#ifndef PLUGIN
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intf_subscription_t* intf_MsgSub ( void );
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void intf_MsgUnsub ( intf_subscription_t * );
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#else
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# define intf_MsgSub p_symbols->intf_MsgSub
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# define intf_MsgUnsub p_symbols->intf_MsgUnsub
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#endif
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