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C/C++ Source or Header  |  2012-12-12  |  6KB  |  234 lines
  1. /*****************************************************************************
  2.  * libvlc_events.h:  libvlc_events external API structure
  3.  *****************************************************************************
  4.  * Copyright (C) 1998-2010 VLC authors and VideoLAN
  5.  * $Id $
  6.  *
  7.  * Authors: Filippo Carone <littlejohn@videolan.org>
  8.  *          Pierre d'Herbemont <pdherbemont@videolan.org>
  9.  *
  10.  * This program is free software; you can redistribute it and/or modify it
  11.  * under the terms of the GNU Lesser General Public License as published by
  12.  * the Free Software Foundation; either version 2.1 of the License, or
  13.  * (at your option) any later version.
  14.  *
  15.  * This program is distributed in the hope that it will be useful,
  16.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  18.  * GNU Lesser General Public License for more details.
  19.  *
  20.  * You should have received a copy of the GNU Lesser General Public License
  21.  * along with this program; if not, write to the Free Software Foundation,
  22.  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23.  *****************************************************************************/
  24.  
  25. #ifndef LIBVLC_EVENTS_H
  26. #define LIBVLC_EVENTS_H 1
  27.  
  28. /**
  29.  * \file
  30.  * This file defines libvlc_event external API
  31.  */
  32.  
  33. # ifdef __cplusplus
  34. extern "C" {
  35. # endif
  36.  
  37. /**
  38.  * \ingroup libvlc_event
  39.  * @{
  40.  */
  41.  
  42. /**
  43.  * Event types
  44.  */
  45. enum libvlc_event_e {
  46.     /* Append new event types at the end of a category.
  47.      * Do not remove, insert or re-order any entry.
  48.      * Keep this in sync with lib/event.c:libvlc_event_type_name(). */
  49.     libvlc_MediaMetaChanged=0,
  50.     libvlc_MediaSubItemAdded,
  51.     libvlc_MediaDurationChanged,
  52.     libvlc_MediaParsedChanged,
  53.     libvlc_MediaFreed,
  54.     libvlc_MediaStateChanged,
  55.  
  56.     libvlc_MediaPlayerMediaChanged=0x100,
  57.     libvlc_MediaPlayerNothingSpecial,
  58.     libvlc_MediaPlayerOpening,
  59.     libvlc_MediaPlayerBuffering,
  60.     libvlc_MediaPlayerPlaying,
  61.     libvlc_MediaPlayerPaused,
  62.     libvlc_MediaPlayerStopped,
  63.     libvlc_MediaPlayerForward,
  64.     libvlc_MediaPlayerBackward,
  65.     libvlc_MediaPlayerEndReached,
  66.     libvlc_MediaPlayerEncounteredError,
  67.     libvlc_MediaPlayerTimeChanged,
  68.     libvlc_MediaPlayerPositionChanged,
  69.     libvlc_MediaPlayerSeekableChanged,
  70.     libvlc_MediaPlayerPausableChanged,
  71.     libvlc_MediaPlayerTitleChanged,
  72.     libvlc_MediaPlayerSnapshotTaken,
  73.     libvlc_MediaPlayerLengthChanged,
  74.     libvlc_MediaPlayerVout,
  75.  
  76.     libvlc_MediaListItemAdded=0x200,
  77.     libvlc_MediaListWillAddItem,
  78.     libvlc_MediaListItemDeleted,
  79.     libvlc_MediaListWillDeleteItem,
  80.  
  81.     libvlc_MediaListViewItemAdded=0x300,
  82.     libvlc_MediaListViewWillAddItem,
  83.     libvlc_MediaListViewItemDeleted,
  84.     libvlc_MediaListViewWillDeleteItem,
  85.  
  86.     libvlc_MediaListPlayerPlayed=0x400,
  87.     libvlc_MediaListPlayerNextItemSet,
  88.     libvlc_MediaListPlayerStopped,
  89.  
  90.     libvlc_MediaDiscovererStarted=0x500,
  91.     libvlc_MediaDiscovererEnded,
  92.  
  93.     libvlc_VlmMediaAdded=0x600,
  94.     libvlc_VlmMediaRemoved,
  95.     libvlc_VlmMediaChanged,
  96.     libvlc_VlmMediaInstanceStarted,
  97.     libvlc_VlmMediaInstanceStopped,
  98.     libvlc_VlmMediaInstanceStatusInit,
  99.     libvlc_VlmMediaInstanceStatusOpening,
  100.     libvlc_VlmMediaInstanceStatusPlaying,
  101.     libvlc_VlmMediaInstanceStatusPause,
  102.     libvlc_VlmMediaInstanceStatusEnd,
  103.     libvlc_VlmMediaInstanceStatusError
  104. };
  105.  
  106. /**
  107.  * A LibVLC event
  108.  */
  109. typedef struct libvlc_event_t
  110. {
  111.     int   type; /**< Event type (see @ref libvlc_event_e) */
  112.     void *p_obj; /**< Object emitting the event */
  113.     union
  114.     {
  115.         /* media descriptor */
  116.         struct
  117.         {
  118.             libvlc_meta_t meta_type;
  119.         } media_meta_changed;
  120.         struct
  121.         {
  122.             libvlc_media_t * new_child;
  123.         } media_subitem_added;
  124.         struct
  125.         {
  126.             int64_t new_duration;
  127.         } media_duration_changed;
  128.         struct
  129.         {
  130.             int new_status;
  131.         } media_parsed_changed;
  132.         struct
  133.         {
  134.             libvlc_media_t * md;
  135.         } media_freed;
  136.         struct
  137.         {
  138.             libvlc_state_t new_state;
  139.         } media_state_changed;
  140.  
  141.         /* media instance */
  142.         struct
  143.         {
  144.             float new_cache;
  145.         } media_player_buffering;
  146.         struct
  147.         {
  148.             float new_position;
  149.         } media_player_position_changed;
  150.         struct
  151.         {
  152.             libvlc_time_t new_time;
  153.         } media_player_time_changed;
  154.         struct
  155.         {
  156.             int new_title;
  157.         } media_player_title_changed;
  158.         struct
  159.         {
  160.             int new_seekable;
  161.         } media_player_seekable_changed;
  162.         struct
  163.         {
  164.             int new_pausable;
  165.         } media_player_pausable_changed;
  166.         struct
  167.         {
  168.             int new_count;
  169.         } media_player_vout;
  170.  
  171.         /* media list */
  172.         struct
  173.         {
  174.             libvlc_media_t * item;
  175.             int index;
  176.         } media_list_item_added;
  177.         struct
  178.         {
  179.             libvlc_media_t * item;
  180.             int index;
  181.         } media_list_will_add_item;
  182.         struct
  183.         {
  184.             libvlc_media_t * item;
  185.             int index;
  186.         } media_list_item_deleted;
  187.         struct
  188.         {
  189.             libvlc_media_t * item;
  190.             int index;
  191.         } media_list_will_delete_item;
  192.  
  193.         /* media list player */
  194.         struct
  195.         {
  196.             libvlc_media_t * item;
  197.         } media_list_player_next_item_set;
  198.  
  199.         /* snapshot taken */
  200.         struct
  201.         {
  202.              char* psz_filename ;
  203.         } media_player_snapshot_taken ;
  204.  
  205.         /* Length changed */
  206.         struct
  207.         {
  208.             libvlc_time_t   new_length;
  209.         } media_player_length_changed;
  210.  
  211.         /* VLM media */
  212.         struct
  213.         {
  214.             const char * psz_media_name;
  215.             const char * psz_instance_name;
  216.         } vlm_media_event;
  217.  
  218.         /* Extra MediaPlayer */
  219.         struct
  220.         {
  221.             libvlc_media_t * new_media;
  222.         } media_player_media_changed;
  223.     } u; /**< Type-dependent event description */
  224. } libvlc_event_t;
  225.  
  226.  
  227. /**@} */
  228.  
  229. # ifdef __cplusplus
  230. }
  231. # endif
  232.  
  233. #endif /* _LIBVLC_EVENTS_H */
  234.