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gail: use a weak pointer instead of an invalid destroy signal

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This commit is contained in:
William Jon McCann 2010-10-02 15:45:46 -04:00
parent fcbe49829c
commit 5fbd77526a
1 changed files with 5 additions and 19 deletions
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24
modules/other/gail/gailadjustment.c
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@ -43,9 +43,6 @@ static void gail_adjustment_get_minimum_increment (AtkValue *obj,
static gboolean gail_adjustment_set_current_value (AtkValue *obj,
const GValue *value);
static void gail_adjustment_destroyed (GtkAdjustment *adjustment,
GailAdjustment *gail_adjustment);
G_DEFINE_TYPE_WITH_CODE (GailAdjustment, gail_adjustment, ATK_TYPE_OBJECT,
G_IMPLEMENT_INTERFACE (ATK_TYPE_VALUE, atk_value_interface_init))
@ -83,18 +80,18 @@ gail_adjustment_real_initialize (AtkObject *obj,
gpointer data)
{
GtkAdjustment *adjustment;
GailAdjustment *gail_adjustment;
ATK_OBJECT_CLASS (gail_adjustment_parent_class)->initialize (obj, data);
adjustment = GTK_ADJUSTMENT (data);
obj->role = ATK_ROLE_UNKNOWN;
GAIL_ADJUSTMENT (obj)->adjustment = adjustment;
gail_adjustment = GAIL_ADJUSTMENT (obj);
gail_adjustment->adjustment = adjustment;
g_signal_connect_object (G_OBJECT (adjustment),
"destroy",
G_CALLBACK (gail_adjustment_destroyed),
obj, 0);
g_object_add_weak_pointer (G_OBJECT (adjustment),
(gpointer *) &gail_adjustment->adjustment);
}
static void
@ -231,14 +228,3 @@ gail_adjustment_set_current_value (AtkValue *obj,
else
return FALSE;
}
static void
gail_adjustment_destroyed (GtkAdjustment *adjustment,
GailAdjustment *gail_adjustment)
{
/*
* This is the signal handler for the "destroy" signal for the
* GtkAdjustment. We set the pointer location to NULL;
*/
gail_adjustment->adjustment = NULL;
}