    class
    	DV_HORIZONTAL_BOX

    General
    	cluster: dataview
    	description: "Horizontal box for display elements"
    	create: make_without_borders, make

    Ancestors
    	DV_BOX*
    	EV_HORIZONTAL_BOX

    Action sequences
    	conforming_pick_actions: EV_NOTIFY_ACTION_SEQUENCE
    	dock_ended_actions: EV_NOTIFY_ACTION_SEQUENCE
    	dock_started_actions: EV_NOTIFY_ACTION_SEQUENCE
    	docked_actions: EV_DOCKABLE_SOURCE_ACTION_SEQUENCE
    	drop_actions: EV_PND_ACTION_SEQUENCE
    	focus_in_actions: EV_NOTIFY_ACTION_SEQUENCE
    	focus_out_actions: EV_NOTIFY_ACTION_SEQUENCE
    	key_press_actions: EV_KEY_ACTION_SEQUENCE
    	key_press_string_actions: EV_KEY_STRING_ACTION_SEQUENCE
    	key_release_actions: EV_KEY_ACTION_SEQUENCE
    	mouse_wheel_actions: EV_INTEGER_ACTION_SEQUENCE
    	pick_actions: EV_PND_START_ACTION_SEQUENCE
    	pick_ended_actions: EV_PND_FINISHED_ACTION_SEQUENCE
    	pointer_button_press_actions: EV_POINTER_BUTTON_ACTION_SEQUENCE
    	pointer_button_release_actions: EV_POINTER_BUTTON_ACTION_SEQUENCE
    	pointer_double_press_actions: EV_POINTER_BUTTON_ACTION_SEQUENCE
    	pointer_enter_actions: EV_NOTIFY_ACTION_SEQUENCE
    	pointer_leave_actions: EV_NOTIFY_ACTION_SEQUENCE
    	pointer_motion_actions: EV_POINTER_MOTION_ACTION_SEQUENCE
    	resize_actions: EV_GEOMETRY_ACTION_SEQUENCE

    Queries
    	accept_cursor: EV_POINTER_STYLE
    	actual_drop_target_agent: FUNCTION [ANY, TUPLE [INTEGER_32, INTEGER_32], EV_ABSTRACT_PICK_AND_DROPABLE]
    	after: BOOLEAN
    	background_color: EV_COLOR
    	background_pixmap: EV_PIXMAP
    	before: BOOLEAN
    	border_width: INTEGER_32
    	client_height: INTEGER_32
    	client_width: INTEGER_32
    	count: INTEGER_32
    	cursor: EV_DYNAMIC_LIST_CURSOR [EV_WIDGET]
    	data: ANY
    	default_key_processing_handler: PREDICATE [ANY, TUPLE [EV_KEY]]
    	deny_cursor: EV_POINTER_STYLE
    	exhausted: BOOLEAN
    	Extendible: BOOLEAN
    	first: [like item] EV_WIDGET
    	for_all (test: FUNCTION [ANY, TUPLE [EV_WIDGET], BOOLEAN]): BOOLEAN
    	foreground_color: EV_COLOR
    	Full: BOOLEAN
    	has (v: [like item] EV_WIDGET): BOOLEAN
    	has_capture: BOOLEAN
    	has_focus: BOOLEAN
    	has_recursive (an_item: [like item] EV_WIDGET): BOOLEAN
    	height: INTEGER_32
    	help_context: FUNCTION [ANY, TUPLE, EV_HELP_CONTEXT]
    	i_th alias "[]" (i: INTEGER_32): [like item] EV_WIDGET
    	id_freed: BOOLEAN
    	id_object (an_id: INTEGER_32): IDENTIFIED
    	index: INTEGER_32
    	index_of (v: [like item] EV_WIDGET; i: INTEGER_32): INTEGER_32
    	index_set: INTEGER_INTERVAL
    	infix "@" (i: INTEGER_32): [like item] EV_WIDGET
    	is_default_non_expand: BOOLEAN
    	is_destroyed: BOOLEAN
    	is_displayed: BOOLEAN
    	is_dockable: BOOLEAN
    	is_docking_enabled: BOOLEAN
    	is_empty: BOOLEAN
    	is_equal (other: [like Current] DV_HORIZONTAL_BOX): BOOLEAN
    	is_external_docking_enabled: BOOLEAN
    	is_external_docking_relative: BOOLEAN
    	is_homogeneous: BOOLEAN
    	is_inserted (v: EV_WIDGET): BOOLEAN
    	is_item_expanded (an_item: EV_WIDGET): BOOLEAN
    	is_parent_recursive (a_widget: EV_WIDGET): BOOLEAN
    	is_sensitive: BOOLEAN
    	is_show_requested: BOOLEAN
    	isfirst: BOOLEAN
    	islast: BOOLEAN
    	item: EV_WIDGET
    	last: [like item] EV_WIDGET
    	linear_representation: LINEAR [EV_WIDGET]
    	may_contain (v: EV_WIDGET): BOOLEAN
    	merged_radio_button_groups: ARRAYED_LIST [EV_CONTAINER]
    	minimum_height: INTEGER_32
    	minimum_width: INTEGER_32
    	mode_is_drag_and_drop: BOOLEAN
    	mode_is_pick_and_drop: BOOLEAN
    	mode_is_target_menu: BOOLEAN
    	object_id: INTEGER_32
    	occurrences (v: [like item] EV_WIDGET): INTEGER_32
    	off: BOOLEAN
    	padding: INTEGER_32
    	padding_width: INTEGER_32
    	parent: EV_CONTAINER
    	parent_of_source_allows_docking: BOOLEAN
    	pebble: ANY
    	pebble_function: FUNCTION [ANY, TUPLE, ANY]
    	pebble_positioning_enabled: BOOLEAN
    	pebble_x_position: INTEGER_32
    	pebble_y_position: INTEGER_32
    	pointer_position: EV_COORDINATE
    	pointer_style: EV_POINTER_STYLE
    	prunable: BOOLEAN
    	readable: BOOLEAN
    	real_source: EV_DOCKABLE_SOURCE
    	real_target: EV_DOCKABLE_TARGET
    	retrieve_item_by_data (some_data: ANY; should_compare_objects: BOOLEAN): EV_WIDGET
    	retrieve_items_by_data (some_data: ANY; should_compare_objects: BOOLEAN): ARRAYED_LIST [EV_WIDGET]
    	same (other: EV_ANY): BOOLEAN
    	screen_x: INTEGER_32
    	screen_y: INTEGER_32
    	sequential_occurrences (v: [like item] EV_WIDGET): INTEGER_32
    	source_has_current_recursive (source: EV_DOCKABLE_SOURCE): BOOLEAN
    	target_name: STRING_GENERAL
    	there_exists (test: FUNCTION [ANY, TUPLE [EV_WIDGET], BOOLEAN]): BOOLEAN
    	valid_cursor (p: CURSOR): BOOLEAN
    	valid_cursor_index (i: INTEGER_32): BOOLEAN
    	valid_index (i: INTEGER_32): BOOLEAN
    	veto_dock_function: FUNCTION [ANY, TUPLE [EV_DOCKABLE_SOURCE], BOOLEAN]
    	width: INTEGER_32
    	writable: BOOLEAN
    	x_position: INTEGER_32
    	y_position: INTEGER_32

    Commands
    	append (s: SEQUENCE [[like item] EV_WIDGET])
    	back
    	center_pointer
    	copy (other: [like Current] DV_HORIZONTAL_BOX)
    	destroy
    	disable_borders
    	disable_capture
    	disable_default_expand
    	disable_dockable
    	disable_docking
    	disable_external_docking
    	disable_external_docking_relative
    	disable_homogeneous
    	disable_item_expand (an_item: EV_WIDGET)
    	disable_padding
    	disable_pebble_positioning
    	disable_sensitive
    	dl_force (v: [like item] EV_WIDGET)
    	do_all (action: PROCEDURE [ANY, TUPLE [EV_WIDGET]])
    	do_if (action: PROCEDURE [ANY, TUPLE [EV_WIDGET]]; test: FUNCTION [ANY, TUPLE [EV_WIDGET], BOOLEAN])
    	enable_borders
    	enable_capture
    	enable_default_expand
    	enable_dockable
    	enable_docking
    	enable_external_docking
    	enable_external_docking_relative
    	enable_homogeneous
    	enable_item_expand (an_item: EV_WIDGET)
    	enable_padding
    	enable_pebble_positioning
    	enable_sensitive
    	extend (widget: EV_WIDGET)
    	extend_cell
    	extend_separator
    	fill (other: CONTAINER [EV_WIDGET])
    	finish
    	force (v: [like item] EV_WIDGET)
    	forth
    	free_id
    	go_i_th (i: INTEGER_32)
    	go_to (p: CURSOR)
    	hide
    	make
    	make_without_borders
    	merge_left (other: [like Current] DV_HORIZONTAL_BOX)
    	merge_radio_button_groups (other: EV_CONTAINER)
    	merge_right (other: [like Current] DV_HORIZONTAL_BOX)
    	move (i: INTEGER_32)
    	propagate_background_color
    	propagate_foreground_color
    	prune (v: [like item] EV_WIDGET)
    	prune_all (v: [like item] EV_WIDGET)
    	put (v: [like item] EV_WIDGET)
    	put_front (v: [like item] EV_WIDGET)
    	put_i_th (v: [like item] EV_WIDGET; i: INTEGER_32)
    	put_left (v: [like item] EV_WIDGET)
    	put_right (v: [like item] EV_WIDGET)
    	refresh_now
    	remove
    	remove_background_pixmap
    	remove_default_key_processing_handler
    	remove_help_context
    	remove_left
    	remove_pebble
    	remove_real_source
    	remove_real_target
    	remove_right
    	replace (v: [like item] EV_WIDGET)
    	search (v: [like item] EV_WIDGET)
    	set_accept_cursor (a_cursor: [like accept_cursor] EV_POINTER_STYLE)
    	set_actual_drop_target_agent (an_agent: [like actual_drop_target_agent] FUNCTION [ANY, TUPLE [INTEGER_32, INTEGER_32], EV_ABSTRACT_PICK_AND_DROPABLE])
    	set_background_color (a_color: [like background_color] EV_COLOR)
    	set_background_pixmap (a_pixmap: EV_PIXMAP)
    	set_border_width (value: INTEGER_32)
    	set_data (some_data: [like data] ANY)
    	set_default
    	set_default_border_width (new_border_width: INTEGER_32)
    	set_default_colors
    	set_default_key_processing_handler (a_handler: [like default_key_processing_handler] PREDICATE [ANY, TUPLE [EV_KEY]])
    	set_default_padding (new_padding: INTEGER_32)
    	set_deny_cursor (a_cursor: [like deny_cursor] EV_POINTER_STYLE)
    	set_drag_and_drop_mode
    	set_focus
    	set_foreground_color (a_color: [like foreground_color] EV_COLOR)
    	set_help_context (an_help_context: [like help_context] FUNCTION [ANY, TUPLE, EV_HELP_CONTEXT])
    	set_minimum_height (a_minimum_height: INTEGER_32)
    	set_minimum_size (a_minimum_width, a_minimum_height: INTEGER_32)
    	set_minimum_width (a_minimum_width: INTEGER_32)
    	set_padding (value: INTEGER_32)
    	set_padding_width (value: INTEGER_32)
    	set_pebble (a_pebble: [like pebble] ANY)
    	set_pebble_function (a_function: FUNCTION [ANY, TUPLE, ANY])
    	set_pebble_position (a_x, a_y: INTEGER_32)
    	set_pick_and_drop_mode
    	set_pointer_style (a_cursor: [like pointer_style] EV_POINTER_STYLE)
    	set_real_source (dockable_source: EV_DOCKABLE_SOURCE)
    	set_real_target (a_target: EV_DOCKABLE_TARGET)
    	set_target_menu_mode
    	set_target_name (a_name: STRING_GENERAL)
    	set_veto_dock_function (a_function: FUNCTION [ANY, TUPLE [EV_DOCKABLE_SOURCE], BOOLEAN])
    	show
    	start
    	swap (i: INTEGER_32)
    	unmerge_radio_button_groups (other: EV_CONTAINER)
    	wipe_out