| 1 /** |
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| 2 * @file event.h Event API |
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| 3 * @ingroup core |
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| 4 * |
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| 5 * gaim |
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| 6 * |
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| 7 * Copyright (C) 2003 Christian Hammond <chipx86@gnupdate.org> |
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| 8 * |
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| 9 * This program is free software; you can redistribute it and/or modify |
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| 10 * it under the terms of the GNU General Public License as published by |
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| 11 * the Free Software Foundation; either version 2 of the License, or |
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| 12 * (at your option) any later version. |
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| 13 * |
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| 14 * This program is distributed in the hope that it will be useful, |
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| 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 17 * GNU General Public License for more details. |
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| 18 * |
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| 19 * You should have received a copy of the GNU General Public License |
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| 20 * along with this program; if not, write to the Free Software |
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| 21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 22 */ |
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| 23 #ifndef _GAIM_EVENT_H_ |
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| 24 #define _GAIM_EVENT_H_ |
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| 25 |
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| 26 #include <glib.h> |
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| 27 |
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| 28 /** |
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| 29 * Event types |
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| 30 */ |
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| 31 typedef enum gaim_event |
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| 32 { |
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| 33 event_signon = 0, |
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| 34 event_signoff, |
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| 35 event_away, |
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| 36 event_back, |
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| 37 event_im_recv, |
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| 38 event_im_send, |
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| 39 event_buddy_signon, |
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| 40 event_buddy_signoff, |
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| 41 event_buddy_away, |
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| 42 event_buddy_back, |
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| 43 event_buddy_idle, |
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| 44 event_buddy_unidle, |
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| 45 event_blist_update, |
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| 46 event_chat_invited, |
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| 47 event_chat_join, |
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| 48 event_chat_leave, |
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| 49 event_chat_buddy_join, |
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| 50 event_chat_buddy_leave, |
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| 51 event_chat_recv, |
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| 52 event_chat_send, |
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| 53 event_warned, |
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| 54 event_error, |
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| 55 event_quit, |
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| 56 event_new_conversation, |
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| 57 event_set_info, |
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| 58 event_draw_menu, |
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| 59 event_im_displayed_sent, |
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| 60 event_im_displayed_rcvd, |
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| 61 event_chat_send_invite, |
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| 62 event_got_typing, |
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| 63 event_del_conversation, |
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| 64 event_connecting, |
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| 65 event_conversation_switch |
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| 66 /* any others? it's easy to add... */ |
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| 67 |
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| 68 } GaimEvent; |
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| 69 |
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| 70 typedef int (*GaimSignalBroadcastFunc)(GaimEvent event, void *data, |
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| 71 va_list args); |
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| 72 |
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| 73 |
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| 74 #ifdef __cplusplus |
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| 75 extern "C" { |
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| 76 #endif |
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| 77 |
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| 78 /**************************************************************************/ |
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| 79 /** @name Signal API */ |
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| 80 /**************************************************************************/ |
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| 81 /** |
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| 82 * Connects a signal handler to a gaim event. |
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| 83 * |
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| 84 * @param module The optional module handle. |
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| 85 * @param event The event to connect to. |
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| 86 * @param func The callback function. |
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| 87 * @param data The data to pass to the callback function. |
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| 88 * |
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| 89 * @see gaim_signal_disconnect() |
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| 90 */ |
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| 91 void gaim_signal_connect(void *module, GaimEvent event, |
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| 92 void *func, void *data); |
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| 93 |
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| 94 /** |
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| 95 * Disconnects a signal handler from a gaim event. |
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| 96 * |
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| 97 * @param module The optional module handle. |
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| 98 * @param event The event to disconnect from. |
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| 99 * @param func The registered function to disconnect. |
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| 100 * |
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| 101 * @see gaim_signal_connect() |
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| 102 */ |
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| 103 void gaim_signal_disconnect(void *module, GaimEvent event, |
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| 104 void *func); |
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| 105 |
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| 106 /** |
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| 107 * Removes all callbacks associated with a handle. |
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| 108 * |
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| 109 * @param handle The handle. |
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| 110 */ |
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| 111 void gaim_signals_disconnect_by_handle(void *handle); |
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| 112 |
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| 113 /** |
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| 114 * Registers a function that re-broadcasts events. |
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| 115 * |
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| 116 * @param func The function. |
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| 117 * @param data Data to be passed to the callback. |
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| 118 */ |
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| 119 void gaim_signals_register_broadcast_func(GaimSignalBroadcastFunc func, |
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| 120 void *data); |
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| 121 |
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| 122 /** |
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| 123 * Unregisters a function that re-broadcasts events. |
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| 124 * |
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| 125 * @param func The function. |
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| 126 */ |
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| 127 void gaim_signals_unregister_broadcast_func(GaimSignalBroadcastFunc func); |
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| 128 |
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| 129 /** |
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| 130 * Returns a list of all signal callbacks. |
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| 131 * |
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| 132 * @return A list of all signal callbacks. |
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| 133 */ |
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| 134 GList *gaim_signals_get_callbacks(void); |
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| 135 |
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| 136 /** |
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| 137 * Broadcasts an event to all registered signal handlers. |
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| 138 * |
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| 139 * @param event The event to broadcast |
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| 140 * |
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| 141 * @see gaim_signal_connect() |
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| 142 * @see gaim_signal_disconnect() |
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| 143 */ |
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| 144 int gaim_event_broadcast(GaimEvent event, ...); |
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| 145 |
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| 146 /** |
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| 147 * Returns a human-readable representation of an event name. |
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| 148 * |
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| 149 * @param event The event. |
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| 150 * |
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| 151 * @return A human-readable string of the name. |
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| 152 */ |
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| 153 const char *gaim_event_get_name(GaimEvent event); |
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| 154 |
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| 155 /*@}*/ |
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| 156 |
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| 157 #ifdef __cplusplus |
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| 158 } |
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| 159 #endif |
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| 160 |
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| 161 #endif /* _GAIM_EVENT_H_ */ |
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