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GdkDisplay: Add ::seat-added/removed signals

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These will be emitted as seats come and go.

https://bugzilla.gnome.org/show_bug.cgi?id=759309
This commit is contained in:
Carlos Garnacho 2015-12-09 12:25:10 +01:00
parent 17525ef7a6
commit 8ec3fb39a2
1 changed files with 40 additions and 0 deletions
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40
gdk/gdkdisplay.c
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@ -69,6 +69,8 @@
enum {
OPENED,
CLOSED,
SEAT_ADDED,
SEAT_REMOVED,
LAST_SIGNAL
};
@ -187,6 +189,42 @@ gdk_display_class_init (GdkDisplayClass *class)
G_TYPE_NONE,
1,
G_TYPE_BOOLEAN);
/**
* GdkDisplay::seat-added:
* @display: the object on which the signal is emitted
* @seat: the seat that was just added
*
* The ::seat-added signal is emitted whenever a new seat is made
* known to the windowing system.
*
* Since: 3.20
*/
signals[SEAT_ADDED] =
g_signal_new (g_intern_static_string ("seat-added"),
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
0, NULL, NULL,
g_cclosure_marshal_VOID__OBJECT,
G_TYPE_NONE, 1, GDK_TYPE_SEAT);
/**
* GdkDisplay::seat-removed:
* @display: the object on which the signal is emitted
* @seat: the seat that was just added
*
* The ::seat-removed signal is emitted whenever a seat is removed
* by the windowing system.
*
* Since: 3.20
*/
signals[SEAT_REMOVED] =
g_signal_new (g_intern_static_string ("seat-removed"),
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
0, NULL, NULL,
g_cclosure_marshal_VOID__OBJECT,
G_TYPE_NONE, 1, GDK_TYPE_SEAT);
}
static void
@ -2337,6 +2375,7 @@ gdk_display_add_seat (GdkDisplay *display,
g_return_if_fail (GDK_IS_SEAT (seat));
display->seats = g_list_prepend (display->seats, g_object_ref (seat));
g_signal_emit (display, signals[SEAT_ADDED], 0, seat);
}
void
@ -2353,6 +2392,7 @@ gdk_display_remove_seat (GdkDisplay *display,
if (link)
{
display->seats = g_list_remove_link (display->seats, link);
g_signal_emit (display, signals[SEAT_REMOVED], 0, seat);
g_object_unref (link->data);
g_list_free (link);
}