diff --git a/gtk/gtkconstraintlayout.c b/gtk/gtkconstraintlayout.c index 44554f33f4..b5062f788c 100644 --- a/gtk/gtkconstraintlayout.c +++ b/gtk/gtkconstraintlayout.c @@ -1222,6 +1222,32 @@ gtk_constraint_layout_remove_constraint (GtkConstraintLayout *manager, gtk_layout_manager_layout_changed (GTK_LAYOUT_MANAGER (manager)); } +/** + * gtk_constraint_layout_remove_all_constraints: + * @manager: a #GtkConstraintLayout + * + * Removes all constraints from the layout manager. + */ +void +gtk_constraint_layout_remove_all_constraints (GtkConstraintLayout *manager) +{ + GHashTableIter iter; + gpointer key; + + g_return_if_fail (GTK_IS_CONSTRAINT_LAYOUT (manager)); + + g_hash_table_iter_init (&iter, manager->constraints); + while (g_hash_table_iter_next (&iter, &key, NULL)) + { + GtkConstraint *constraint = key; + + gtk_constraint_detach (constraint); + g_hash_table_iter_remove (&iter); + } + + gtk_layout_manager_layout_changed (GTK_LAYOUT_MANAGER (manager)); +} + static void gtk_constraint_guide_constraint_target_iface_init (GtkConstraintTargetInterface *iface) { diff --git a/gtk/gtkconstraintlayout.h b/gtk/gtkconstraintlayout.h index 227a8bfbc7..5294ec74a4 100644 --- a/gtk/gtkconstraintlayout.h +++ b/gtk/gtkconstraintlayout.h @@ -75,6 +75,8 @@ void gtk_constraint_layout_add_guide (GtkConstraintLa GDK_AVAILABLE_IN_ALL void gtk_constraint_layout_remove_guide (GtkConstraintLayout *manager, GtkConstraintGuide *guide); +GDK_AVAILABLE_IN_ALL +void gtk_constraint_layout_remove_all_constraints (GtkConstraintLayout *manager); GDK_AVAILABLE_IN_ALL gboolean gtk_constraint_layout_add_constraints_from_description (GtkConstraintLayout *manager,