/** @page blist-signals Buddy List Signals

 @signals
  @signal buddy-status-changed
  @signal buddy-idle-changed
  @signal buddy-signed-on
  @signal buddy-signed-off
  @signal update-idle
  @signal blist-node-extended-menu
  @signal buddy-added
  @signal buddy-removed
  @signal buddy-icon-changed
  @signal blist-node-aliased
  @signal buddy-caps-changed
  @signal ui-caps-changed
 @endsignals

 @see blist.h

 <hr>

 @signaldef buddy-status-changed
  @signalproto
void (*buddy_away)(PurpleBuddy *buddy, PurpleStatus *old_status, PurpleStatus *status);
  @endsignalproto
  @signaldesc
   Emitted when a buddy on your buddy list goes away.
  @param buddy      The buddy whose status changed.
  @param old_status The status that the buddy just changed from.
  @param status     The status that the buddy just changed to.
 @endsignaldef

 @signaldef buddy-idle-changed
  @signalproto
void (*buddy_idle)(PurpleBuddy *buddy, gboolean old_idle, gboolean idle);
  @endsignalproto
  @signaldesc
   Emitted when a buddy on your buddy list becomes idle.
  @param buddy    The buddy whose idle status changed.
  @param old_idle Whether the buddy was idle.
  @param idle     Whether the buddy is currently idle.
 @endsignaldef

 @signaldef buddy-signed-on
  @signalproto
void (*buddy_signed_on)(PurpleBuddy *buddy);
  @endsignalproto
  @signaldesc
   Emitted when a buddy on your buddy list signs on.
  @param buddy The buddy that signed on.
 @endsignaldef

 @signaldef buddy-signed-off
  @signalproto
void (*buddy_signed_off)(PurpleBuddy *buddy);
  @endsignalproto
  @signaldesc
   Emitted when a buddy on your buddy list signs off.
  @param buddy The buddy that signed off.
 @endsignaldef

 @signaldef update-idle
  @signalproto
void (*update_idle)();
  @endsignalproto
  @signaldesc
   Emitted when the buddy list is refreshed and the idle times are updated.
 @endsignaldef

 @signaldef blist-node-extended-menu
  @signalproto
void (*blist_node_extended_menu)(PurpleBlistNode *node, GList **menu)
  @endsignalproto
  @signaldesc
   Emitted when a buddlist menu is being constructed @a menu is a pointer to
   a GList of PurpleBlistNodeAction's allowing a plugin to add menu items
 @endsignaldef

 @signaldef blist-node-added
  @signalproto
void (*blist_node_added)(PurpleBlistNode *node)
  @endsignalproto
  @signaldesc
   Emitted when a new blist node is added to the buddy list.
 @endsignaldef

 @signaldef blist-node-removed
  @signalproto
void (*blist_node_removed)(PurpleBlistNode *node)
  @endsignalproto
  @signaldesc
   Emitted when a blist node is removed from the buddy list.
 @endsignaldef

 @signaldef buddy-added
  @signalproto
void (*buddy_added)(PurpleBuddy *buddy)
  @endsignalproto
  @signaldesc
   Emitted when a new buddy is added to the buddy list.
  @deprecated Use blist-node-added instead.
 @endsignaldef

 @signaldef buddy-removed
  @signalproto
void (*buddy_removed)(PurpleBuddy *buddy)
  @endsignalproto
  @signaldesc
   Emitted when a buddy is removed from the buddy list.
  @deprecated Use blist-node-removed instead.
 @endsignaldef

 @signaldef buddy-icon-changed
  @signalproto
void (*buddy_icon_changed)(PurpleBuddy *buddy)
  @endsignalproto
  @signaldesc
   Emitted when a buddy's icon is set.
  @endsignaldef

 @signaldef blist-node-aliased
  @signalproto
void (*blist_node_aliased)(PurpleBlistNode *node, const char *old_alias)
  @endsignalproto
  @signaldesc
   Emitted when a blist node (buddy, chat, or contact) is aliased.
  @endsignaldef

 @signaldef buddy-caps-changed
  @signalproto
void (*buddy_caps_changed)(PurpleBuddy *buddy, PurpleMediaCaps newcaps,
    PurpleMediaCaps oldcaps)
  @endsignalproto
  @signaldesc
    Emitted when updating a buddy's media capabilities.
  @param buddy	  The buddy
  @param newcaps
  @param oldcaps
  @since 2.7.0
 @endsignaldef

 @signaldef ui-caps-changed
  @signalproto
void (*ui_caps_changed)(PurpleMediaCaps newcaps, PurpleMediaCaps oldcaps)
  @endsignalproto
  @signaldesc
    Emitted when updating the media capabilities of the UI.
  @param newcaps
  @param oldcaps
  @since 2.7.0
 @endsignaldef
 
 */
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