indexing
description: "[
Displays a list of items from which the user can select.
]"
legal: "See notice at end of class."
appearance: "[
+-------------+
| first |
| ... |
| last |
+-------------+
]"
status: "See notice at end of class."
keywords: "list, select, menu"
date: "$Date: 2006-01-22 18:25:44 -0800 (Sun, 22 Jan 2006) $"
revision: "$Revision: 56675 $"
class interface
EV_LIST
create
default_create
EV_ANY
require ANY
True
ensure then EV_ANY
is_coupled: implementation /= Void
is_initialized: is_initialized
default_create_called_set: default_create_called
is_in_default_state: is_in_default_state
make_with_strings (a_string_array: INDEXABLE [STRING_GENERAL, INTEGER_32])
`a_string_array'
EV_LIST_ITEM_LIST
ensure EV_LIST_ITEM_LIST
items_created: count = strings.count
feature
accept_cursor: EV_POINTER_STYLE
`Result'
pebble
EV_PICK_AND_DROPABLE
require EV_ABSTRACT_PICK_AND_DROPABLE
True
ensure EV_ABSTRACT_PICK_AND_DROPABLE
result_not_void: Result /= Void
ensure then EV_PICK_AND_DROPABLE
bridge_ok: Result = implementation.accept_cursor
actual_drop_target_agent: FUNCTION [ANY, TUPLE [INTEGER_32, INTEGER_32], EV_ABSTRACT_PICK_AND_DROPABLE]
`Void'`Current'
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
ensure EV_WIDGET
bridge_ok: Result = implementation.actual_drop_target_agent
background_color: EV_COLOR
EV_COLORIZABLE
require EV_COLORIZABLE
not_destroyed: not is_destroyed
ensure EV_COLORIZABLE
bridge_ok: Result.is_equal (implementation.background_color)
cursor: EV_DYNAMIC_LIST_CURSOR [EV_LIST_ITEM]
EV_DYNAMIC_LIST
require CURSOR_STRUCTURE
True
ensure CURSOR_STRUCTURE
cursor_not_void: Result /= Void
ensure then EV_DYNAMIC_LIST
bridge_ok: Result.is_equal (implementation.cursor)
data: ANY
EV_ANY
default_key_processing_handler: PREDICATE [ANY, TUPLE [EV_KEY]] assign set_default_key_processing_handler
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
ensure EV_WIDGET
bridge_ok: Result = implementation.default_key_processing_handler
deny_cursor: EV_POINTER_STYLE
`Result'
pebble
EV_PICK_AND_DROPABLE
require EV_ABSTRACT_PICK_AND_DROPABLE
True
ensure EV_ABSTRACT_PICK_AND_DROPABLE
result_not_void: Result /= Void
ensure then EV_PICK_AND_DROPABLE
bridge_ok: Result = implementation.deny_cursor
first: like item
CHAIN
require CHAIN
not_empty: not is_empty
foreground_color: EV_COLOR
EV_COLORIZABLE
require EV_COLORIZABLE
not_destroyed: not is_destroyed
ensure EV_COLORIZABLE
bridge_ok: Result.is_equal (implementation.foreground_color)
generating_type: STRING_8
ANY
generator: STRING_8
ANY
has (v: like item): BOOLEAN
`v'
object_comparison
CHAIN
require CONTAINER
True
ensure CONTAINER
not_found_in_empty: Result implies not is_empty
help_context: FUNCTION [ANY, TUPLE, EV_HELP_CONTEXT]
EV_HELP_CONTEXTABLE
require EV_HELP_CONTEXTABLE
not_destroyed: not is_destroyed
ensure EV_HELP_CONTEXTABLE
bridge_ok: Result = implementation.help_context
i_th alias "[]" (i: INTEGER_32): like item
`i'
EV_DYNAMIC_LIST
require TABLE
valid_key: valid_index (i)
ensure then EV_DYNAMIC_LIST
bridge_ok: Result.is_equal (implementation.i_th (i))
frozen id_object (an_id: INTEGER_32): IDENTIFIED
`an_id'
IDENTIFIED
ensure IDENTIFIED
consistent: Result = Void or else Result.object_id = an_id
index: INTEGER_32
EV_DYNAMIC_LIST
require LINEAR
True
ensure then EV_DYNAMIC_LIST
bridge_ok: Result = implementation.index
index_of (v: like item; i: INTEGER_32): INTEGER_32
`i'`v'
EV_DYNAMIC_LIST
require LINEAR
positive_occurrences: i > 0
ensure LINEAR
non_negative_result: Result >= 0
ensure then EV_DYNAMIC_LIST
bridge_ok: Result = implementation.index_of (v, i)
item: EV_LIST_ITEM
EV_DYNAMIC_LIST
require TRAVERSABLE
not_off: not off
require ACTIVE
readable: readable
ensure then EV_DYNAMIC_LIST
not_void: Result /= Void
bridge_ok: Result.is_equal (implementation.item)
last: like item
CHAIN
require CHAIN
not_empty: not is_empty
frozen object_id: INTEGER_32
IDENTIFIED
ensure IDENTIFIED
valid_id: id_object (Result) = Current
sequential_occurrences (v: like item): INTEGER_32
`v'
object_comparison
LINEAR
require BAG
True
ensure BAG
non_negative_occurrences: Result >= 0
parent: EV_CONTAINER
`Current'
EV_WIDGET
require EV_CONTAINABLE
not_destroyed: not is_destroyed
ensure then EV_WIDGET
bridge_ok: Result = implementation.parent
pebble: ANY
EV_PICK_AND_DROPABLE
require EV_ABSTRACT_PICK_AND_DROPABLE
True
ensure then EV_PICK_AND_DROPABLE
bridge_ok: Result = implementation.pebble
pebble_function: FUNCTION [ANY, TUPLE, ANY]
EV_PICK_AND_DROPABLE
require EV_ABSTRACT_PICK_AND_DROPABLE
True
ensure then EV_PICK_AND_DROPABLE
bridge_ok: Result = implementation.pebble_function
pebble_positioning_enabled: BOOLEAN
`True'
pebble_x_positionpebble_y_position
`False'
EV_PICK_AND_DROPABLE
require EV_PICK_AND_DROPABLE
not_destroyed: not is_destroyed
ensure then EV_PICK_AND_DROPABLE
bridge_ok: Result = implementation.pebble_positioning_enabled
pebble_x_position: INTEGER_32
`Current'
EV_PICK_AND_DROPABLE
require EV_PICK_AND_DROPABLE
not_destroyed: not is_destroyed
ensure then EV_PICK_AND_DROPABLE
bridge_ok: Result = implementation.pebble_x_position
pebble_y_position: INTEGER_32
`Current'
EV_PICK_AND_DROPABLE
require EV_PICK_AND_DROPABLE
not_destroyed: not is_destroyed
ensure then EV_PICK_AND_DROPABLE
bridge_ok: Result = implementation.pebble_y_position
pixmaps_height: INTEGER_32
EV_ITEM_PIXMAP_SCALER
require EV_ITEM_PIXMAP_SCALER
not_destroyed: not is_destroyed
ensure EV_ITEM_PIXMAP_SCALER
bridge_ok: Result = implementation.pixmaps_height
pixmaps_width: INTEGER_32
EV_ITEM_PIXMAP_SCALER
require EV_ITEM_PIXMAP_SCALER
not_destroyed: not is_destroyed
ensure EV_ITEM_PIXMAP_SCALER
bridge_ok: Result = implementation.pixmaps_width
pointer_position: EV_COORDINATE
`Current'
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
is_show_requested: is_show_requested
pointer_style: EV_POINTER_STYLE
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
real_target: EV_DOCKABLE_TARGET
`Result'
`Current'
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
ensure EV_WIDGET
bridge_ok: Result = implementation.real_target
retrieve_item_by_data (some_data: ANY; should_compare_objects: BOOLEAN): EV_LIST_ITEM
`Result'`Current'
`some_data'
`should_compare_objects'
EV_DYNAMIC_LIST
ensure EV_DYNAMIC_LIST
not_found_in_empty: Result /= Void implies not is_empty
index_not_changed: old index = index
retrieve_items_by_data (some_data: ANY; should_compare_objects: BOOLEAN): ARRAYED_LIST [EV_LIST_ITEM]
`Result'`Current'
`some_data'
`should_compare_objects'
EV_DYNAMIC_LIST
ensure EV_DYNAMIC_LIST
result_not_void: Result /= Void
not_found_in_empty: not Result.is_empty implies not is_empty
index_not_changed: old index = index
selected_item: EV_LIST_ITEM
EV_LIST_ITEM_LIST
require EV_LIST_ITEM_LIST
not_destroyed: not is_destroyed
ensure EV_LIST_ITEM_LIST
bridge_ok: Result = implementation.selected_item
selected_items: DYNAMIC_LIST [EV_LIST_ITEM]
is_empty
require
not_destroyed: not is_destroyed
ensure
bridge_ok: lists_equal (Result, implementation.selected_items)
strings: LINKED_LIST [STRING_32]
`Current'
EV_LIST_ITEM_LIST
require EV_LIST_ITEM_LIST
not_destroyed: not is_destroyed
ensure EV_LIST_ITEM_LIST
not_void: Result /= Void
same_size: Result.count = count
strings_8: ARRAYED_LIST [STRING_8]
`Current'
`as_string_8'
EV_LIST_ITEM_LIST
require EV_LIST_ITEM_LIST
not_destroyed: not is_destroyed
ensure EV_LIST_ITEM_LIST
not_void: Result /= Void
same_size: Result.count = count
target_name: STRING_GENERAL
`Current'
EV_ABSTRACT_PICK_AND_DROPABLE
tooltip: STRING_32
`Current'
`Result'
EV_TOOLTIPABLE
require EV_TOOLTIPABLE
not_destroyed: not is_destroyed
ensure EV_TOOLTIPABLE
bridge_ok: equal (Result, implementation.tooltip)
not_void: Result /= Void
cloned: Result /= implementation.tooltip
infix "@" (i: INTEGER_32): like item assign put_i_th
`i'
CHAINi_th
CHAIN
require TABLE
valid_key: valid_index (i)
feature
count: INTEGER_32
EV_DYNAMIC_LIST
require FINITE
True
require SET
True
ensure then EV_DYNAMIC_LIST
bridge_ok: Result = implementation.count
index_set: INTEGER_INTERVAL
CHAIN
require INDEXABLE
True
ensure INDEXABLE
not_void: Result /= Void
ensure then CHAIN
count_definition: Result.count = count
occurrences (v: like item): INTEGER_32
`v'
object_comparison
CHAIN
require BAG
True
require LINEAR
True
ensure BAG
non_negative_occurrences: Result >= 0
screen_x: INTEGER_32
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
ensure EV_WIDGET
bridge_ok: Result = implementation.screen_x
screen_y: INTEGER_32
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
ensure EV_WIDGET
bridge_ok: Result = implementation.screen_y
feature
frozen deep_equal (some: ANY; other: like arg #1): BOOLEAN
`some'`other'
ANY
ensure ANY
shallow_implies_deep: standard_equal (some, other) implies Result
both_or_none_void: (some = Void) implies (Result = (other = Void))
same_type: (Result and (some /= Void)) implies some.same_type (other)
symmetric: Result implies deep_equal (other, some)
frozen equal (some: ANY; other: like arg #1): BOOLEAN
`some'`other'
ANY
ensure ANY
definition: Result = (some = Void and other = Void) or else ((some /= Void and other /= Void) and then some.is_equal (other))
is_equal (other: like Current): BOOLEAN
`other'
LIST
require ANY
other_not_void: other /= Void
ensure ANY
symmetric: Result implies other.is_equal (Current)
consistent: standard_is_equal (other) implies Result
ensure then LIST
indices_unchanged: index = old index and other.index = old other.index
true_implies_same_size: Result implies count = other.count
frozen standard_equal (some: ANY; other: like arg #1): BOOLEAN
`some'`other'
ANY
ensure ANY
definition: Result = (some = Void and other = Void) or else ((some /= Void and other /= Void) and then some.standard_is_equal (other))
frozen standard_is_equal (other: like Current): BOOLEAN
`other'
ANY
require ANY
other_not_void: other /= Void
ensure ANY
same_type: Result implies same_type (other)
symmetric: Result implies other.standard_is_equal (Current)
feature
after: BOOLEAN
LIST
require LINEAR
True
before: BOOLEAN
LIST
require BILINEAR
True
conforms_to (other: ANY): BOOLEAN
`other'
ANY
require ANY
other_not_void: other /= Void
exhausted: BOOLEAN
LINEAR
ensure LINEAR
exhausted_when_off: off implies Result
extendible: BOOLEAN is True
DYNAMIC_CHAIN
full: BOOLEAN is False
EV_DYNAMIC_LIST
has_capture: BOOLEAN
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
ensure EV_WIDGET
bridge_ok: Result = implementation.has_capture
has_focus: BOOLEAN
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
ensure EV_WIDGET
bridge_ok: Result = implementation.has_focus
is_displayed: BOOLEAN
`Current'
`True'
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
ensure EV_WIDGET
bridge_ok: Result = implementation.is_displayed
is_dockable: BOOLEAN
`Current'
`True'`Current'
EV_DOCKABLE_SOURCE
require EV_DOCKABLE_SOURCE
not_destroyed: not is_destroyed
ensure EV_DOCKABLE_SOURCE
bridge_ok: Result = implementation.is_dockable
is_empty: BOOLEAN
FINITE
require CONTAINER
True
is_external_docking_enabled: BOOLEAN
`Current'
EV_DOCKABLE_SOURCE
require EV_DOCKABLE_SOURCE
not_destroyed: not is_destroyed
ensure EV_DOCKABLE_SOURCE
bridge_ok: Result = implementation.is_external_docking_enabled
is_external_docking_relative: BOOLEAN
`Current'
`Current'
EV_DOCKABLE_SOURCE
require EV_DOCKABLE_SOURCE
not_destroyed: not is_destroyed
ensure EV_DOCKABLE_SOURCE
bridge_ok: Result = implementation.is_external_docking_relative
is_inserted (v: EV_LIST_ITEM): BOOLEAN
`v'
`has (v)'
COLLECTION
is_sensitive: BOOLEAN
EV_SENSITIVE
require EV_SENSITIVE
not_destroyed: not is_destroyed
ensure EV_SENSITIVE
bridge_ok: Result = implementation.user_is_sensitive
is_show_requested: BOOLEAN
`Current'
is_displayed
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
ensure EV_WIDGET
bridge_ok: Result = implementation.is_show_requested
isfirst: BOOLEAN
CHAIN
ensure CHAIN
valid_position: Result implies not is_empty
islast: BOOLEAN
CHAIN
ensure CHAIN
valid_position: Result implies not is_empty
mode_is_drag_and_drop: BOOLEAN
EV_PICK_AND_DROPABLE
require EV_PICK_AND_DROPABLE
not_destroyed: not is_destroyed
ensure then EV_PICK_AND_DROPABLE
bridge_ok: Result = implementation.mode_is_drag_and_drop
mode_is_pick_and_drop: BOOLEAN
EV_PICK_AND_DROPABLE
require EV_PICK_AND_DROPABLE
not_destroyed: not is_destroyed
ensure then EV_PICK_AND_DROPABLE
bridge_ok: Result = implementation.mode_is_pick_and_drop
mode_is_target_menu: BOOLEAN
EV_PICK_AND_DROPABLE
require EV_PICK_AND_DROPABLE
not_destroyed: not is_destroyed
ensure then EV_PICK_AND_DROPABLE
bridge_ok: Result = implementation.mode_is_target_menu
multiple_selection_enabled: BOOLEAN
require
not_destroyed: not is_destroyed
ensure
bridge_ok: Result = implementation.multiple_selection_enabled
object_comparison: BOOLEAN
equal`='
`='
CONTAINER
off: BOOLEAN
CHAIN
require TRAVERSABLE
True
prunable: BOOLEAN
DYNAMIC_CHAIN
require COLLECTION
True
readable: BOOLEAN
SEQUENCE
require ACTIVE
True
real_source: EV_DOCKABLE_SOURCE
`Result'
`Current'
`Void'`Current'
EV_DOCKABLE_SOURCE
require EV_DOCKABLE_SOURCE
not_destroyed: not is_destroyed
ensure EV_DOCKABLE_SOURCE
bridge_ok: Result = implementation.real_source
same_type (other: ANY): BOOLEAN
`other'
ANY
require ANY
other_not_void: other /= Void
ensure ANY
definition: Result = (conforms_to (other) and other.conforms_to (Current))
set_pixmaps_size (a_width: INTEGER_32; a_height: INTEGER_32)
`Current'
EV_ITEM_PIXMAP_SCALER
require EV_ITEM_PIXMAP_SCALER
not_destroyed: not is_destroyed
valid_width: a_width > 0
valid_height: a_height > 0
ensure EV_ITEM_PIXMAP_SCALER
width_set: pixmaps_width = a_width
height_set: pixmaps_height = a_height
valid_cursor (p: CURSOR): BOOLEAN
`p'
`p'
`Current'
EV_DYNAMIC_LIST
require CURSOR_STRUCTURE
True
ensure then EV_DYNAMIC_LIST
bridge_ok: Result = implementation.valid_cursor (p)
valid_cursor_index (i: INTEGER_32): BOOLEAN
`i'
CHAIN
ensure CHAIN
valid_cursor_index_definition: Result = ((i >= 0) and (i <= count + 1))
valid_index (i: INTEGER_32): BOOLEAN
`i'
CHAIN
require TABLE
True
ensure then INDEXABLE
only_if_in_index_set: Result implies ((i >= index_set.lower) and (i <= index_set.upper))
ensure then CHAIN
valid_index_definition: Result = ((i >= 1) and (i <= count))
writable: BOOLEAN
SEQUENCE
require ACTIVE
True
feature
center_pointer
`Current'
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
compare_objects
equal
`='
CONTAINER
require CONTAINER
changeable_comparison_criterion: changeable_comparison_criterion
ensure CONTAINER
object_comparison
compare_references
`='
equal
CONTAINER
require CONTAINER
changeable_comparison_criterion: changeable_comparison_criterion
ensure CONTAINER
reference_comparison: not object_comparison
disable_capture
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
ensure EV_WIDGET
not_has_capture: not has_capture
disable_dockable
`Current'
EV_DOCKABLE_SOURCE
require EV_DOCKABLE_SOURCE
not_destroyed: not is_destroyed
ensure EV_DOCKABLE_SOURCE
not_is_dockable: not is_dockable
disable_external_docking
`False'is_external_docking_enabled
`Current'
EV_DOCKABLE_SOURCE
require EV_DOCKABLE_SOURCE
not_destroyed: not is_destroyed
is_dockable: is_dockable
ensure EV_DOCKABLE_SOURCE
not_externally_dockable: not is_external_docking_enabled
disable_external_docking_relative
`False'is_external_docking_relative
`Current'
EV_DOCKABLE_SOURCE
require EV_DOCKABLE_SOURCE
not_destroyed: not is_destroyed
external_docking_enabled: is_external_docking_enabled
ensure EV_DOCKABLE_SOURCE
external_docking_not_relative: not is_external_docking_relative
disable_multiple_selection
require
not_destroyed: not is_destroyed
ensure
not_multiple_selection_enabled: not multiple_selection_enabled
disable_pebble_positioning
`False'pebble_positioning_enabled
EV_PICK_AND_DROPABLE
require EV_PICK_AND_DROPABLE
not_destroyed: not is_destroyed
ensure EV_PICK_AND_DROPABLE
pebble_positioning_updated: not pebble_positioning_enabled
disable_sensitive
EV_SENSITIVE
require EV_SENSITIVE
not_destroyed: not is_destroyed
ensure EV_SENSITIVE
is_unsensitive: not is_sensitive
enable_capture
disable_capture
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
is_displayed: is_displayed
ensure EV_WIDGET
has_capture: has_capture
enable_dockable
`Current'
EV_DOCKABLE_SOURCE
require EV_DOCKABLE_SOURCE
not_destroyed: not is_destroyed
ensure EV_DOCKABLE_SOURCE
is_dockable: is_dockable
enable_external_docking
`True'is_external_docking_enabled
`Current'
EV_DOCKABLE_SOURCE
require EV_DOCKABLE_SOURCE
not_destroyed: not is_destroyed
is_dockable: is_dockable
ensure EV_DOCKABLE_SOURCE
is_externally_dockable: is_external_docking_enabled
enable_external_docking_relative
`True'is_external_docking_relative
`Current'
EV_DOCKABLE_SOURCE
require EV_DOCKABLE_SOURCE
not_destroyed: not is_destroyed
external_docking_enabled: is_external_docking_enabled
ensure EV_DOCKABLE_SOURCE
external_docking_not_relative: is_external_docking_relative
enable_multiple_selection
require
not_destroyed: not is_destroyed
ensure
multiple_selection_enabled: multiple_selection_enabled
enable_pebble_positioning
`True'pebble_positioning_enabled
pebble_x_positionpebble_y_position
`Current'
EV_PICK_AND_DROPABLE
require EV_PICK_AND_DROPABLE
not_destroyed: not is_destroyed
ensure EV_PICK_AND_DROPABLE
pebble_positioning_updated: pebble_positioning_enabled
enable_sensitive
EV_SENSITIVE
require EV_SENSITIVE
not_destroyed: not is_destroyed
ensure EV_SENSITIVE
is_sensitive: (parent = Void or parent_is_sensitive) implies is_sensitive
ensure_item_visible (an_item: EV_LIST_ITEM)
`an_item'`Current'
require
not_destroyed: not is_destroyed
is_displayed: is_displayed
an_item_contained: has (an_item)
hide
`Current'
is_show_requested`False'
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
remove_default_key_processing_handler
default_key_processing_handler
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
ensure EV_WIDGET
default_key_processing_handler_removed: default_key_processing_handler = Void
remove_pebble
pebble`Void'pebble_function
EV_PICK_AND_DROPABLE
ensure EV_ABSTRACT_PICK_AND_DROPABLE
pebble_removed: pebble = Void and pebble_function = Void
remove_real_source
real_source`Void'
EV_DOCKABLE_SOURCE
require EV_DOCKABLE_SOURCE
not_destroyed: not is_destroyed
ensure EV_DOCKABLE_SOURCE
real_source_void: real_source = Void
remove_real_target
real_target`Void'
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
ensure EV_WIDGET
real_target_void: real_target = Void
remove_selection
selected_item
EV_LIST_ITEM_LIST
require EV_LIST_ITEM_LIST
not_destroyed: not is_destroyed
ensure EV_LIST_ITEM_LIST
not_selected: selected_item = Void
set_accept_cursor (a_cursor: like accept_cursor)
`a_cursor'
pebble
EV_PICK_AND_DROPABLE
require EV_ABSTRACT_PICK_AND_DROPABLE
a_cursor_not_void: a_cursor /= Void
ensure EV_ABSTRACT_PICK_AND_DROPABLE
accept_cursor_assigned: accept_cursor.is_equal (a_cursor)
set_actual_drop_target_agent (an_agent: like actual_drop_target_agent)
`an_agent'actual_drop_target_agent
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
an_agent_not_void: an_agent /= Void
ensure EV_WIDGET
assigned: actual_drop_target_agent = an_agent
set_default_colors
EV_COLORIZABLE
require EV_COLORIZABLE
not_destroyed: not is_destroyed
set_default_key_processing_handler (a_handler: like default_key_processing_handler)
default_key_processing_handler`a_handler'
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
set_deny_cursor (a_cursor: like deny_cursor)
`a_cursor'
EV_PICK_AND_DROPABLE
require EV_ABSTRACT_PICK_AND_DROPABLE
a_cursor_not_void: a_cursor /= Void
ensure EV_ABSTRACT_PICK_AND_DROPABLE
deny_cursor_assigned: deny_cursor.is_equal (a_cursor)
set_drag_and_drop_mode
EV_PICK_AND_DROPABLE
require EV_PICK_AND_DROPABLE
not_destroyed: not is_destroyed
ensure EV_PICK_AND_DROPABLE
drag_and_drop_set: mode_is_drag_and_drop
set_focus
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
is_displayed: is_displayed
is_sensitive: is_sensitive
set_pebble (a_pebble: like pebble)
`a_pebble'pebble
set_pebble_function
EV_PICK_AND_DROPABLE
require EV_ABSTRACT_PICK_AND_DROPABLE
a_pebble_not_void: a_pebble /= Void
ensure EV_ABSTRACT_PICK_AND_DROPABLE
pebble_assigned: pebble = a_pebble
set_pebble_function (a_function: FUNCTION [ANY, TUPLE, ANY])
`a_function'pebble
pebble
`a_function'
set_pebble
EV_PICK_AND_DROPABLE
require EV_ABSTRACT_PICK_AND_DROPABLE
a_function_not_void: a_function /= Void
a_function_takes_two_integer_open_operands: a_function.valid_operands ([1, 1])
ensure EV_ABSTRACT_PICK_AND_DROPABLE
pebble_function_assigned: pebble_function = a_function
set_pebble_position (a_x, a_y: INTEGER_32)
`Current'
`True'
EV_PICK_AND_DROPABLE
require EV_PICK_AND_DROPABLE
not_destroyed: not is_destroyed
ensure EV_PICK_AND_DROPABLE
pebble_position_assigned: pebble_x_position = a_x and pebble_y_position = a_y
set_pick_and_drop_mode
EV_PICK_AND_DROPABLE
require EV_PICK_AND_DROPABLE
not_destroyed: not is_destroyed
ensure EV_PICK_AND_DROPABLE
pick_and_drop_set: mode_is_pick_and_drop
set_real_source (dockable_source: EV_DOCKABLE_SOURCE)
`dockable_source'real_source
EV_DOCKABLE_SOURCE
require EV_DOCKABLE_SOURCE
not_destroyed: not is_destroyed
is_dockable: is_dockable
dockable_source_not_void: dockable_source /= Void
dockable_source_is_parent_recursive: source_has_current_recursive (dockable_source)
ensure EV_DOCKABLE_SOURCE
real_source_assigned: real_source = dockable_source
set_real_target (a_target: EV_DOCKABLE_TARGET)
`a_target'real_target
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
target_not_void: a_target /= Void
ensure EV_WIDGET
assigned: real_target = a_target
set_strings (a_string_array: INDEXABLE [STRING_GENERAL, INTEGER_32])
`a_string_array'
EV_LIST_ITEM_LIST
require EV_LIST_ITEM_LIST
not_destroyed: not is_destroyed
ensure EV_LIST_ITEM_LIST
items_created: count = strings.count
set_target_menu_mode
EV_PICK_AND_DROPABLE
require EV_PICK_AND_DROPABLE
not_destroyed: not is_destroyed
ensure EV_PICK_AND_DROPABLE
target_menu_mode_set: mode_is_target_menu
set_target_name (a_name: STRING_GENERAL)
`a_name'target_name
EV_ABSTRACT_PICK_AND_DROPABLE
require EV_ABSTRACT_PICK_AND_DROPABLE
a_name_not_void: a_name /= Void
ensure EV_ABSTRACT_PICK_AND_DROPABLE
target_name_assigned: a_name /= target_name and a_name.is_equal (target_name)
show
`Current'
`True'
is_show_requested`True'
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
feature
back
EV_DYNAMIC_LIST
require BILINEAR
not_before: not before
finish
CHAIN
require LINEAR
True
ensure then CHAIN
at_last: not is_empty implies islast
forth
EV_DYNAMIC_LIST
require LINEAR
not_after: not after
ensure then LIST
moved_forth: index = old index + 1
go_i_th (i: INTEGER_32)
`i'
EV_DYNAMIC_LIST
require CHAIN
valid_cursor_index: valid_cursor_index (i)
ensure CHAIN
position_expected: index = i
go_to (p: CURSOR)
`p'
EV_DYNAMIC_LIST
require CURSOR_STRUCTURE
cursor_position_valid: valid_cursor (p)
move (i: INTEGER_32)
`i'
EV_DYNAMIC_LIST
ensure CHAIN
too_far_right: (old index + i > count) implies exhausted
too_far_left: (old index + i < 1) implies exhausted
expected_index: (not exhausted) implies (index = old index + i)
search (v: like item)
item`v'
`v'
exhausted
object_comparison
BILINEAR
ensure LINEAR
object_found: (not exhausted and object_comparison) implies equal (v, item)
item_found: (not exhausted and not object_comparison) implies v = item
start
EV_DYNAMIC_LIST
require TRAVERSABLE
True
ensure then CHAIN
at_first: not is_empty implies isfirst
ensure then EV_DYNAMIC_LIST
empty_implies_after: is_empty implies after
feature
append (s: SEQUENCE [like item])
`s'
EV_DYNAMIC_LIST
require EV_DYNAMIC_LIST
not_destroyed: not is_destroyed
extendible: extendible
sequence_not_void: s /= Void
sequence_not_current: s /= Current
not_parented: not s.there_exists (agent (v: like item): BOOLEAN
)
ensure EV_DYNAMIC_LIST
count_increased: old count + s.count = count
cursor_not_moved: (index = old index) or (after and old after)
extend (v: like item)
`v'
EV_DYNAMIC_LISTforce
EV_DYNAMIC_LIST
require EV_DYNAMIC_LIST
not_destroyed: not is_destroyed
extendible: extendible
v_not_void: v /= Void
v_parent_void: v.parent = Void
v_not_current: not same (v)
v_not_parent_of_current: not is_parent_recursive (v)
ensure EV_DYNAMIC_LIST
parent_is_current: v.parent = Current
v_is_last: v = last
count_increased: count = old count + 1
cursor_not_moved: (index = old index) or (after and old after)
fill (other: CONTAINER [EV_LIST_ITEM])
`other'
`other'
CHAIN
require COLLECTION
other_not_void: other /= Void
extendible: extendible
force (v: like item)
`v'
EV_DYNAMIC_LISTextend
EV_DYNAMIC_LIST
require EV_DYNAMIC_LIST
not_destroyed: not is_destroyed
extendible: extendible
v_not_void: v /= Void
v_parent_void: v.parent = Void
v_not_current: not same (v)
v_not_parent_of_current: not is_parent_recursive (v)
ensure EV_DYNAMIC_LIST
parent_is_current: v.parent = Current
v_is_last: v = last
count_increased: count = old count + 1
cursor_not_moved: (index = old index) or (after and old after)
dl_force (v: like item)
`v'
SEQUENCE
require SEQUENCE
extendible: extendible
ensure then SEQUENCE
new_count: count = old count + 1
item_inserted: has (v)
merge_left (other: like Current)
`other'
`other'
EV_DYNAMIC_LIST
require DYNAMIC_CHAIN
extendible: extendible
not_before: not before
other_exists: other /= Void
not_current: other /= Current
ensure DYNAMIC_CHAIN
new_count: count = old count + old other.count
new_index: index = old index + old other.count
other_is_empty: other.is_empty
merge_right (other: like Current)
`other'
`other'
EV_DYNAMIC_LIST
require DYNAMIC_CHAIN
extendible: extendible
not_after: not after
other_exists: other /= Void
not_current: other /= Current
ensure DYNAMIC_CHAIN
new_count: count = old count + old other.count
same_index: index = old index
other_is_empty: other.is_empty
put (v: like item)
`v'
replace
CHAIN
require COLLECTION
extendible: extendible
ensure COLLECTION
item_inserted: is_inserted (v)
ensure then SET
in_set_already: old has (v) implies (count = old count)
added_to_set: not old has (v) implies (count = old count + 1)
ensure then CHAIN
same_count: count = old count
put_front (v: like item)
`v'
EV_DYNAMIC_LIST
require EV_DYNAMIC_LIST
not_destroyed: not is_destroyed
extendible: extendible
v_not_void: v /= Void
v_parent_void: v.parent = Void
v_not_current: not same (v)
v_not_parent_of_current: not is_parent_recursive (v)
ensure EV_DYNAMIC_LIST
parent_is_current: v.parent = Current
v_is_first: v = first
count_increased: count = old count + 1
cursor_not_moved: (index = old index + 1) or (before and old before)
put_i_th (v: like item; i: INTEGER_32)
`i'`v'
EV_DYNAMIC_LIST
require EV_DYNAMIC_LIST
not_destroyed: not is_destroyed
valid_index: i > 0 and i <= count
v_not_void: v /= Void
v_parent_void: v.parent = Void
v_not_current: not same (v)
v_not_parent_of_current: not is_parent_recursive (v)
ensure EV_DYNAMIC_LIST
parent_is_current: v.parent = Current
item_replaced: v = i_th (i)
not_has_old_item: not has (old i_th (i))
old_item_parent_void: (old i_th (i)).parent = Void
count_same: count = old count
cursor_not_moved: index = old index
put_left (v: like item)
`v'
EV_DYNAMIC_LIST
require EV_DYNAMIC_LIST
not_destroyed: not is_destroyed
extendible: extendible
not_before: not before
v_not_void: v /= Void
v_parent_void: v.parent = Void
v_not_current: not same (v)
v_not_parent_of_current: not is_parent_recursive (v)
ensure EV_DYNAMIC_LIST
parent_is_current: v.parent = Current
v_at_index_plus_one: v = i_th (index - 1)
count_increased: count = old count + 1
cursor_not_moved: index = old index + 1
put_right (v: like item)
`v'
EV_DYNAMIC_LIST
require EV_DYNAMIC_LIST
not_destroyed: not is_destroyed
extendible: extendible
not_after: not after
v_not_void: v /= Void
v_parent_void: v.parent = Void
v_not_current: not same (v)
v_not_parent_of_current: not is_parent_recursive (v)
ensure EV_DYNAMIC_LIST
parent_is_current: v.parent = Current
v_at_index_plus_one: v = i_th (index + 1)
count_increased: count = old count + 1
cursor_not_moved: index = old index
remove_help_context
`EV_APPLICATION.help_key'
EV_HELP_CONTEXTABLE
require EV_HELP_CONTEXTABLE
not_destroyed: not is_destroyed
help_context_not_void: help_context /= Void
ensure EV_HELP_CONTEXTABLE
no_help_context: help_context = Void
remove_tooltip
tooltip
EV_TOOLTIPABLE
require EV_TOOLTIPABLE
not_destroyed: not is_destroyed
ensure EV_TOOLTIPABLE
tooltip_removed: tooltip.is_empty
replace (v: like item)
`v'
EV_DYNAMIC_LIST
require EV_DYNAMIC_LIST
not_destroyed: not is_destroyed
writable: writable
v_not_void: v /= Void
v_parent_void: v.parent = Void
v_not_current: not same (v)
v_not_parent_of_current: not is_parent_recursive (v)
ensure EV_DYNAMIC_LIST
parent_is_current: v.parent = Current
item_replaced: v = item
not_has_old_item: not has (old item)
old_item_parent_void: (old item).parent = Void
count_same: count = old count
cursor_not_moved: index = old index
set_background_color (a_color: like background_color)
`a_color'background_color
EV_COLORIZABLE
require EV_COLORIZABLE
not_destroyed: not is_destroyed
a_color_not_void: a_color /= Void
ensure EV_COLORIZABLE
background_color_assigned: background_color.is_equal (a_color)
set_data (some_data: like data)
`some_data'data
EV_ANY
require EV_ANY
not_destroyed: not is_destroyed
ensure EV_ANY
data_assigned: data = some_data
set_foreground_color (a_color: like foreground_color)
`a_color'foreground_color
EV_COLORIZABLE
require EV_COLORIZABLE
not_destroyed: not is_destroyed
a_color_not_void: a_color /= Void
ensure EV_COLORIZABLE
foreground_color_assigned: foreground_color.is_equal (a_color)
set_help_context (an_help_context: like help_context)
`an_help_context'help_context
EV_HELP_CONTEXTABLE
require EV_HELP_CONTEXTABLE
not_destroyed: not is_destroyed
an_help_context_not_void: an_help_context /= Void
ensure EV_HELP_CONTEXTABLE
help_context_assigned: help_context.is_equal (an_help_context)
set_minimum_height (a_minimum_height: INTEGER_32)
`a_minimum_height'minimum_height
height`a_minimum_height'
minimum_height
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
a_minimum_height_positive: a_minimum_height >= 0
ensure EV_WIDGET
minimum_height_assigned: minimum_height = a_minimum_height
minimum_height_set_by_user_set: minimum_height_set_by_user
set_minimum_size (a_minimum_width, a_minimum_height: INTEGER_32)
`a_minimum_height'minimum_height
`a_minimum_width'minimum_width
widthheight
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
a_minimum_width_positive: a_minimum_width >= 0
a_minimum_height_positive: a_minimum_height >= 0
ensure EV_WIDGET
minimum_width_assigned: minimum_width = a_minimum_width
minimum_height_assigned: minimum_height = a_minimum_height
minimum_height_set_by_user_set: minimum_height_set_by_user
minimum_width_set_by_user_set: minimum_width_set_by_user
set_minimum_width (a_minimum_width: INTEGER_32)
`a_minimum_width'minimum_width
width`a_minimum_width'
minimum_width
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
a_minimum_width_positive: a_minimum_width >= 0
ensure EV_WIDGET
minimum_width_assigned: minimum_width = a_minimum_width
minimum_width_set_by_user_set: minimum_width_set_by_user
set_pointer_style (a_cursor: like pointer_style)
`a_cursor'pointer_style
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
a_cursor_not_void: a_cursor /= Void
ensure EV_WIDGET
pointer_style_assigned: pointer_style.is_equal (a_cursor)
set_tooltip (a_tooltip: STRING_GENERAL)
`a_tooltip'tooltip
EV_TOOLTIPABLE
require EV_TOOLTIPABLE
not_destroyed: not is_destroyed
tooltip: a_tooltip /= Void
ensure EV_TOOLTIPABLE
tooltip_assigned: tooltip.is_equal (a_tooltip)
cloned: tooltip /= a_tooltip
swap (i: INTEGER_32)
`i'
EV_DYNAMIC_LIST
require CHAIN
not_off: not off
valid_index: valid_index (i)
ensure CHAIN
swapped_to_item: item = old i_th (i)
swapped_from_item: i_th (i) = old item
feature
prune (v: like item)
`v'
`v'
EV_DYNAMIC_LIST
require COLLECTION
prunable: prunable
ensure then SET
removed_count_change: old has (v) implies (count = old count - 1)
not_removed_no_count_change: not old has (v) implies (count = old count)
item_deleted: not has (v)
ensure then EV_DYNAMIC_LIST
not_has_v: not has (v)
had_item_implies_parent_void: old has (v) implies v.parent = Void
had_item_implies_count_decreased: old has (v) implies count = old count - 1
had_item_and_was_after_implies_index_decreased: (old after and old has (v)) implies index = old index - 1
prune_all (v: like item)
`v'
object_comparison
exhausted
DYNAMIC_CHAIN
require COLLECTION
prunable: prunable
ensure COLLECTION
no_more_occurrences: not has (v)
ensure then DYNAMIC_CHAIN
is_exhausted: exhausted
remove
after
EV_DYNAMIC_LIST
require ACTIVE
prunable: prunable
writable: writable
ensure then DYNAMIC_LIST
after_when_empty: is_empty implies after
ensure then EV_DYNAMIC_LIST
v_removed: not has (old item)
parent_void: (old item).parent = Void
count_decreased: count = old count - 1
index_same: index = old index
remove_left
EV_DYNAMIC_LIST
require DYNAMIC_CHAIN
left_exists: index > 1
ensure DYNAMIC_CHAIN
new_count: count = old count - 1
new_index: index = old index - 1
ensure then EV_DYNAMIC_LIST
left_neighbor_removed: not has (old i_th (index - 1))
parent_void: (old i_th (index - 1)).parent = Void
index_decreased: index = old index - 1
remove_right
EV_DYNAMIC_LIST
require DYNAMIC_CHAIN
right_exists: index < count
ensure DYNAMIC_CHAIN
new_count: count = old count - 1
same_index: index = old index
ensure then EV_DYNAMIC_LIST
right_neighbor_removed: not has (old i_th (index + 1))
parent_void: (old i_th (index + 1)).parent = Void
index_same: index = old index
wipe_out
EV_DYNAMIC_LIST
require COLLECTION
prunable: prunable
ensure COLLECTION
wiped_out: is_empty
ensure then DYNAMIC_LIST
is_before: before
feature
linear_representation: LINEAR [EV_LIST_ITEM]
LINEAR
require CONTAINER
True
feature
copy (other: like Current)
`other'
EV_ANY
require ANY
other_not_void: other /= Void
type_identity: same_type (other)
ensure ANY
is_equal: is_equal (other)
frozen deep_copy (other: like Current)
copy`other'deep_twin
ANY
require ANY
other_not_void: other /= Void
ensure ANY
deep_equal: deep_equal (Current, other)
frozen deep_twin: like Current
ANY
ensure ANY
deep_equal: deep_equal (Current, Result)
frozen standard_copy (other: like Current)
`other'
ANY
require ANY
other_not_void: other /= Void
type_identity: same_type (other)
ensure ANY
is_standard_equal: standard_is_equal (other)
frozen standard_twin: like Current
`other'
ANY
ensure ANY
standard_twin_not_void: Result /= Void
equal: standard_equal (Result, Current)
frozen twin: like Current
`Current'
twincopycopy
ANY
ensure ANY
twin_not_void: Result /= Void
is_equal: Result.is_equal (Current)
feature
frozen default: like Current
ANY
frozen default_pointer: POINTER
`POINTER'
`p'default
`p'`POINTER'
ANY
default_rescue
ANY
frozen do_nothing
ANY
refresh_now
`Current'
EV_WIDGET
require EV_WIDGET
not_destroyed: not is_destroyed
feature
changeable_comparison_criterion: BOOLEAN is False
object_comparison
EV_ITEM_LIST
feature
destroy
`Current'
EV_ANY
ensure EV_ANY
is_destroyed: is_destroyed
feature
is_parent_recursive (a_list_item: EV_LIST_ITEM): BOOLEAN
`a_list_item'`Current'
EV_LIST_ITEM_LIST
require EV_DYNAMIC_LIST
a_list_not_void: a_list_item /= Void
not_destroyed: not is_destroyed
parent_of_source_allows_docking: BOOLEAN
real_source
EV_DOCKABLE_SOURCE
same (other: EV_ANY): BOOLEAN
`other'`Current'
EV_DYNAMIC_LIST
source_has_current_recursive (source: EV_DOCKABLE_SOURCE): BOOLEAN
`source'`Current'
EV_DOCKABLE_SOURCE
require EV_DOCKABLE_SOURCE
not_destroyed: not is_destroyed
source_not_void: source /= Void
feature
conforming_pick_actions: EV_NOTIFY_ACTION_SEQUENCE
EV_PICK_AND_DROPABLE_ACTION_SEQUENCES
require EV_ABSTRACT_PICK_AND_DROPABLE
True
ensure EV_PICK_AND_DROPABLE_ACTION_SEQUENCES
not_void: Result /= Void
deselect_actions: EV_NOTIFY_ACTION_SEQUENCE
EV_LIST_ITEM_LIST_ACTION_SEQUENCES
ensure EV_LIST_ITEM_LIST_ACTION_SEQUENCES
not_void: Result /= Void
dock_ended_actions: EV_NOTIFY_ACTION_SEQUENCE
`Current'
EV_DOCKABLE_SOURCE_ACTION_SEQUENCES
ensure EV_DOCKABLE_SOURCE_ACTION_SEQUENCES
not_void: Result /= Void
dock_started_actions: EV_NOTIFY_ACTION_SEQUENCE
EV_DOCKABLE_SOURCE_ACTION_SEQUENCES
ensure EV_DOCKABLE_SOURCE_ACTION_SEQUENCES
not_void: Result /= Void
drop_actions: EV_PND_ACTION_SEQUENCE
EV_PICK_AND_DROPABLE_ACTION_SEQUENCES
require EV_ABSTRACT_PICK_AND_DROPABLE
True
ensure EV_PICK_AND_DROPABLE_ACTION_SEQUENCES
not_void: Result /= Void
focus_in_actions: EV_NOTIFY_ACTION_SEQUENCE
EV_WIDGET_ACTION_SEQUENCES
ensure EV_WIDGET_ACTION_SEQUENCES
not_void: Result /= Void
focus_out_actions: EV_NOTIFY_ACTION_SEQUENCE
EV_WIDGET_ACTION_SEQUENCES
ensure EV_WIDGET_ACTION_SEQUENCES
not_void: Result /= Void
key_press_actions: EV_KEY_ACTION_SEQUENCE
EV_WIDGET_ACTION_SEQUENCES
ensure EV_WIDGET_ACTION_SEQUENCES
not_void: Result /= Void
key_press_string_actions: EV_KEY_STRING_ACTION_SEQUENCE
EV_WIDGET_ACTION_SEQUENCES
ensure EV_WIDGET_ACTION_SEQUENCES
not_void: Result /= Void
key_release_actions: EV_KEY_ACTION_SEQUENCE
EV_WIDGET_ACTION_SEQUENCES
ensure EV_WIDGET_ACTION_SEQUENCES
not_void: Result /= Void
mouse_wheel_actions: EV_INTEGER_ACTION_SEQUENCE
EV_WIDGET_ACTION_SEQUENCES
ensure EV_WIDGET_ACTION_SEQUENCES
not_void: Result /= Void
pick_actions: EV_PND_START_ACTION_SEQUENCE
pebble
EV_PICK_AND_DROPABLE_ACTION_SEQUENCES
require EV_ABSTRACT_PICK_AND_DROPABLE
True
ensure EV_PICK_AND_DROPABLE_ACTION_SEQUENCES
not_void: Result /= Void
pick_ended_actions: EV_PND_FINISHED_ACTION_SEQUENCE
`Current'
EV_PICK_AND_DROPABLE_ACTION_SEQUENCES
ensure EV_PICK_AND_DROPABLE_ACTION_SEQUENCES
not_void: Result /= Void
pointer_button_press_actions: EV_POINTER_BUTTON_ACTION_SEQUENCE
EV_WIDGET_ACTION_SEQUENCES
ensure EV_WIDGET_ACTION_SEQUENCES
not_void: Result /= Void
pointer_button_release_actions: EV_POINTER_BUTTON_ACTION_SEQUENCE
EV_WIDGET_ACTION_SEQUENCES
ensure EV_WIDGET_ACTION_SEQUENCES
not_void: Result /= Void
pointer_double_press_actions: EV_POINTER_BUTTON_ACTION_SEQUENCE
EV_WIDGET_ACTION_SEQUENCES
ensure EV_WIDGET_ACTION_SEQUENCES
not_void: Result /= Void
pointer_enter_actions: EV_NOTIFY_ACTION_SEQUENCE
EV_WIDGET_ACTION_SEQUENCES
ensure EV_WIDGET_ACTION_SEQUENCES
not_void: Result /= Void
pointer_leave_actions: EV_NOTIFY_ACTION_SEQUENCE
EV_WIDGET_ACTION_SEQUENCES
ensure EV_WIDGET_ACTION_SEQUENCES
not_void: Result /= Void
pointer_motion_actions: EV_POINTER_MOTION_ACTION_SEQUENCE
EV_WIDGET_ACTION_SEQUENCES
require EV_ABSTRACT_PICK_AND_DROPABLE
True
ensure EV_WIDGET_ACTION_SEQUENCES
not_void: Result /= Void
resize_actions: EV_GEOMETRY_ACTION_SEQUENCE
EV_WIDGET_ACTION_SEQUENCES
ensure EV_WIDGET_ACTION_SEQUENCES
not_void: Result /= Void
select_actions: EV_NOTIFY_ACTION_SEQUENCE
EV_LIST_ITEM_LIST_ACTION_SEQUENCES
ensure EV_LIST_ITEM_LIST_ACTION_SEQUENCES
not_void: Result /= Void
feature
do_all (action: PROCEDURE [ANY, TUPLE [EV_LIST_ITEM]])
`action'
`action'
LINEAR
require TRAVERSABLE
action_exists: action /= Void
do_if (action: PROCEDURE [ANY, TUPLE [EV_LIST_ITEM]]; test: FUNCTION [ANY, TUPLE [EV_LIST_ITEM], BOOLEAN])
`action'`test'
`action'`test'
LINEAR
require TRAVERSABLE
action_exists: action /= Void
test_exits: test /= Void
for_all (test: FUNCTION [ANY, TUPLE [EV_LIST_ITEM], BOOLEAN]): BOOLEAN
`test'
`test'
LINEAR
require TRAVERSABLE
test_exits: test /= Void
ensure then LINEAR
empty: is_empty implies Result
there_exists (test: FUNCTION [ANY, TUPLE [EV_LIST_ITEM], BOOLEAN]): BOOLEAN
`test'
`test'
LINEAR
require TRAVERSABLE
test_exits: test /= Void
feature
height: INTEGER_32
minimum_height
EV_POSITIONED
require EV_POSITIONED
not_destroyed: not is_destroyed
ensure EV_POSITIONED
bridge_ok: Result = implementation.height
minimum_height: INTEGER_32
height
EV_POSITIONED
require EV_POSITIONED
not_destroyed: not is_destroyed
ensure EV_POSITIONED
bridge_ok: Result = implementation.minimum_height
positive_or_zero: Result >= 0
minimum_width: INTEGER_32
width
EV_POSITIONED
require EV_POSITIONED
not_destroyed: not is_destroyed
ensure EV_POSITIONED
bridge_ok: Result = implementation.minimum_width
positive_or_zero: Result >= 0
width: INTEGER_32
minimum_width
EV_POSITIONED
require EV_POSITIONED
not_destroyed: not is_destroyed
ensure EV_POSITIONED
bridge_ok: Result = implementation.width
x_position: INTEGER_32
x_position
EV_POSITIONED
require EV_POSITIONED
not_destroyed: not is_destroyed
ensure EV_POSITIONED
bridge_ok: Result = implementation.x_position
y_position: INTEGER_32
y_position
EV_POSITIONED
require EV_POSITIONED
not_destroyed: not is_destroyed
ensure EV_POSITIONED
bridge_ok: Result = implementation.y_position
feature
io: STD_FILES
ANY
out: STRING_8
ANYtagged_out
ANY
print (some: ANY)
`some'
ANY
frozen tagged_out: STRING_8
ANYout
ANY
feature
operating_environment: OPERATING_ENVIRONMENT
ANY
feature
is_destroyed: BOOLEAN
`Current'
EV_ANY
ensure EV_ANY
bridge_ok: Result = implementation.is_destroyed
invariant
selected_items_not_void: is_usable implies selected_items /= Void
selected_items_first_is_selected_item: is_usable and not selected_items.is_empty implies selected_items.first = selected_item
selected_items_empty_xor_selected_item_not_void: is_usable implies selected_items.is_empty xor selected_item /= Void
single_selection_implies_at_most_one_selected_item: is_usable and not multiple_selection_enabled implies selected_items.count <= 1
selection_size_within_bounds: is_usable implies selected_items.count <= count
EV_WIDGET
pointer_position_not_void: is_usable and is_show_requested implies pointer_position /= Void
is_displayed_implies_show_requested: is_usable and then is_displayed implies is_show_requested
parent_contains_current: is_usable and then parent /= Void implies parent.has (Current)
EV_PICK_AND_DROPABLE
user_interface_modes_mutually_exclusive: mode_is_pick_and_drop.to_integer + mode_is_drag_and_drop.to_integer + mode_is_target_menu.to_integer = 1
EV_ANY
is_initialized: is_initialized
is_coupled: implementation /= Void and then implementation.interface = Current
default_create_called: default_create_called
ANY
reflexive_equality: standard_is_equal (Current)
reflexive_conformance: conforms_to (Current)
EV_DOCKABLE_SOURCE
parent_permits_docking: is_dockable implies parent_of_source_allows_docking
EV_COLORIZABLE
background_color_not_void: is_usable implies background_color /= Void
foreground_color_not_void: is_usable implies foreground_color /= Void
EV_POSITIONED
width_not_negative: is_usable implies width >= 0
height_not_negative: is_usable implies height >= 0
minimum_width_not_negative: is_usable implies minimum_width >= 0
minimum_height_not_negative: is_usable implies minimum_height >= 0
EV_ITEM_LIST
parent_of_items_is_current: is_usable and then not is_empty implies parent_of_items_is_current
items_unique: is_usable and not is_empty implies items_unique
LIST
before_definition: before = (index = 0)
after_definition: after = (index = count + 1)
CHAIN
non_negative_index: index >= 0
index_small_enough: index <= count + 1
off_definition: off = ((index = 0) or (index = count + 1))
isfirst_definition: isfirst = ((not is_empty) and (index = 1))
islast_definition: islast = ((not is_empty) and (index = count))
item_corresponds_to_index: (not off) implies (item = i_th (index))
index_set_has_same_count: index_set.count = count
ACTIVE
writable_constraint: writable implies readable
empty_constraint: is_empty implies (not readable) and (not writable)
INDEXABLE
index_set_not_void: index_set /= Void
BILINEAR
not_both: not (after and before)
before_constraint: before implies off
LINEAR
after_constraint: after implies off
TRAVERSABLE
empty_constraint: is_empty implies off
FINITE
empty_definition: is_empty = (count = 0)
non_negative_count: count >= 0
DYNAMIC_CHAIN
extendible: extendible
EV_ITEM_PIXMAP_SCALER
pixmaps_size_positive: pixmaps_height > 0 and pixmaps_width > 0
indexing
copyright: "Copyright (c) 1984-2006, Eiffel Software and others"
license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
source: "[
Eiffel Software
356 Storke Road, Goleta, CA 93117 USA
Telephone 805-685-1006, Fax 805-685-6869
Website http://www.eiffel.com
Customer support http://support.eiffel.com
]"
end EV_LIST