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widget: Check for containerness before calling container API

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This commit is contained in:
Timm Bäder 2016-11-18 09:53:58 +01:00
parent 8ef73660e4
commit ef44d05894
1 changed files with 5 additions and 2 deletions
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7
gtk/gtkwidget.c
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@ -4011,8 +4011,11 @@ gtk_widget_unparent (GtkWidget *widget)
if (_gtk_widget_is_toplevel (toplevel))
_gtk_window_unset_focus_and_default (GTK_WINDOW (toplevel), widget);
if (gtk_container_get_focus_child (GTK_CONTAINER (priv->parent)) == widget)
gtk_container_set_focus_child (GTK_CONTAINER (priv->parent), NULL);
if (GTK_IS_CONTAINER (priv->parent))
{
if (gtk_container_get_focus_child (GTK_CONTAINER (priv->parent)) == widget)
gtk_container_set_focus_child (GTK_CONTAINER (priv->parent), NULL);
}
if (_gtk_widget_is_drawable (priv->parent))
gtk_widget_queue_draw_area (priv->parent,