class @beta Efl.Ui.Focus.Manager_Calc extends Efl.Object implements Efl.Ui.Focus.Manager {
    [[Calculates the elements present in each @Efl.Ui.Focus.Direction.

      Each registered item will get a target item in each direction.
      You can get the target items for the currently focused item by
      calling @Efl.Ui.Focus.Manager.request_move.
    ]]
    methods {
        register {
            [[Registers a new item in the graph.

              $parent can not be $null, it will be used as the parent in the logical tree.
              $redirect will be set as redirect property on that manager, once $child gets focused.
            ]]
            params {
                child : Efl.Ui.Focus.Object; [[The object to register.]]
                parent : Efl.Ui.Focus.Object; [[The parent to use in the logical tree.]]
                redirect : Efl.Ui.Focus.Manager; [[The redirect manager to set once this child is focused.
                                                   Can be $NULL for no redirect.]]
            }
            return : bool; [[$true if successful, $false otherwise.]]
        }
        register_logical {
            [[Registers a new logical item in the graph.

              The item can never get focus, it just helps to build the tree.
              Compare to @.register.
            ]]
            params {
                child : Efl.Ui.Focus.Object; [[The object to register.]]
                parent : Efl.Ui.Focus.Object; [[The parent to use in the logical tree.]]
                redirect : Efl.Ui.Focus.Manager; [[The redirect manager to set once this child is focused.
                                                   Can be $NULL for no redirect.]]
            }
            return : bool; [[$true if successful, $false otherwise.]]
        }
        update_redirect {
            [[Sets a new redirect object for the given child.

              Once $child is focused the redirect manager will be set
              in the redirect property. Set redirect to $NULL if nothing should happen.
            ]]
            params {
                child : Efl.Ui.Focus.Object; [[The child to update.]]
                redirect : Efl.Ui.Focus.Manager; [[Once $child is focused this
                    element will be set as redirect.]]
            }
            return : bool; [[$true if successful, $false otherwise.]]
        }
        update_parent {
            [[Sets a new logical parent for the given child.]]
            params {
                child : Efl.Ui.Focus.Object; [[The child to update.]]
                parent : Efl.Ui.Focus.Object; [[The parent which now will be the logical parent of child.]]
            }
            return : bool; [[$true if successful, $false otherwise.]]
        }
        update_children {
            [[Sets the list of children to a different order.]]
            params {
                parent : Efl.Ui.Focus.Object; [[The parent to update.]]
                children : list<Efl.Ui.Focus.Object> @move; [[The list of children with the new order.]]
            }
            return : bool; [[$true if successful, $false otherwise.]]
        }
        update_order {
            [[Sets the list of children to a different order.

              Objects in the list which are not children of $parent are ignored.
              Compare to @.update_children.
            ]]
            params {
                parent : Efl.Ui.Focus.Object; [[The parent to update.]]
                children : list<Efl.Ui.Focus.Object> @move; [[The list of objects with the new order.]]
            }
        }
        unregister {
            [[Unregister the given item from the focus graph.]]
            params {
                child : Efl.Ui.Focus.Object; [[The child to unregister.]]
            }
        }
    }
    implements {
        class.constructor;
        class.destructor;
        Efl.Ui.Focus.Manager.move;
        Efl.Ui.Focus.Manager.request_move;
        Efl.Ui.Focus.Manager.manager_focus {get; set;}
        Efl.Ui.Focus.Manager.redirect {set; get;}
        Efl.Ui.Focus.Manager.border_elements {get;}
        Efl.Ui.Focus.Manager.viewport_elements {get;}
        Efl.Ui.Focus.Manager.root {set; get;}
        Efl.Ui.Focus.Manager.request_subchild;
        Efl.Ui.Focus.Manager.fetch;
        Efl.Ui.Focus.Manager.logical_end;
        Efl.Ui.Focus.Manager.reset_history;
        Efl.Ui.Focus.Manager.pop_history_stack;
        Efl.Ui.Focus.Manager.setup_on_first_touch;
        Efl.Ui.Focus.Manager.dirty_logic_freeze;
        Efl.Ui.Focus.Manager.dirty_logic_unfreeze;
        Efl.Object.constructor;
        Efl.Object.finalize;
        Efl.Object.provider_find;
        Efl.Object.destructor;
    }
}