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popover: Listen on grab_notify from the relative-to widget

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Anytime ::grab-notify comes across, the popover visibility and GTK+
grab ownership are checked, so the popover is hidden when it loses
the GTK+ by any reason.
This commit is contained in:
Carlos Garnacho
2014-02-07 16:14:23 +01:00
parent 3c4dbe6c7a
commit 63bed5d040
1 changed files with 22 additions and 0 deletions
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22
gtk/gtkpopover.c
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@ -84,6 +84,7 @@ struct _GtkPopoverPrivate
guint size_allocate_id;
guint unmap_id;
guint scrollable_notify_id;
guint grab_notify_id;
guint has_pointing_to : 1;
guint preferred_position : 2;
guint final_position : 2;
@ -1294,6 +1295,21 @@ _gtk_popover_parent_hierarchy_changed (GtkWidget *widget,
g_object_unref (popover);
}
static void
_gtk_popover_parent_grab_notify (GtkWidget *widget,
gboolean was_shadowed,
GtkPopover *popover)
{
GtkPopoverPrivate *priv;
priv = gtk_popover_get_instance_private (popover);
if (priv->modal &&
gtk_widget_is_visible (GTK_WIDGET (popover)) &&
!gtk_widget_has_grab (GTK_WIDGET (popover)))
gtk_widget_hide (GTK_WIDGET (popover));
}
static void
_gtk_popover_parent_unmap (GtkWidget *widget,
GtkPopover *popover)
@ -1439,6 +1455,8 @@ gtk_popover_update_relative_to (GtkPopover *popover,
g_signal_handler_disconnect (priv->widget, priv->size_allocate_id);
if (g_signal_handler_is_connected (priv->widget, priv->unmap_id))
g_signal_handler_disconnect (priv->widget, priv->unmap_id);
if (g_signal_handler_is_connected (priv->widget, priv->grab_notify_id))
g_signal_handler_disconnect (priv->widget, priv->grab_notify_id);
widget_unmanage_popover (priv->widget, popover);
}
@ -1470,6 +1488,10 @@ gtk_popover_update_relative_to (GtkPopover *popover,
g_signal_connect (priv->widget, "unmap",
G_CALLBACK (_gtk_popover_parent_unmap),
popover);
priv->grab_notify_id =
g_signal_connect (priv->widget, "grab-notify",
G_CALLBACK (_gtk_popover_parent_grab_notify),
popover);
/* Give ownership of the popover to widget */
widget_manage_popover (priv->widget, popover);