Automatic generation produced by ISE Eiffel
note description: "Eiffel Vision menu bar. Mswindows implementation." legal: "See notice at end of class." status: "See notice at end of class." date: "$Date: 2011-03-02 13:56:54 -0900 (Wed, 02 Mar 2011) $" revision: "$Revision: 85772 $" class interface EV_MENU_BAR_IMP create make -- Create Current with interface an_interface. require -- from EV_ANY_I True ensure -- from EV_ANY_I is_initialized: get_state_flag (Is_initialized_flag) feature -- Initialization make -- Create Current with interface an_interface. require -- from EV_ANY_I True ensure -- from EV_ANY_I is_initialized: get_state_flag (Is_initialized_flag) old_make (an_interface: attached like interface) -- Create underlying native toolkit objects. -- Every descendant should exactly one a creation procedure `make`. -- Must call base_make. -- (from EV_MENU_ITEM_LIST_IMP) require -- from EV_ANY_I an_interface_not_void: an_interface /= Void ensure -- from EV_ANY_I interface_assigned: interface = an_interface base_make_called: base_make_called feature -- Access cursor: EV_DYNAMIC_LIST_CURSOR [EV_MENU_ITEM] -- Current cursor position. -- (from EV_DYNAMIC_LIST_I) ensure -- from EV_DYNAMIC_LIST_I not_void: Result /= Void generating_type: TYPE [detachable EV_MENU_BAR_IMP] -- Type of current object -- (type of which it is a direct instance) -- (from ANY) ensure -- from ANY generating_type_not_void: Result /= Void generator: STRING_8 -- Name of current object's generating class -- (base class of the type of which it is a direct instance) -- (from ANY) ensure -- from ANY generator_not_void: Result /= Void generator_not_empty: not Result.is_empty i_th (i: INTEGER_32): like item -- Item at i-th position. -- (from EV_DYNAMIC_LIST_IMP) require -- from EV_DYNAMIC_LIST_I i_within_bounds: i > 0 and then i <= count ensure -- from EV_DYNAMIC_LIST_I not_void: Result /= Void index: INTEGER_32 -- Index of current position -- (from EV_DYNAMIC_LIST_I) index_of (v: detachable like item; i: INTEGER_32): INTEGER_32 -- Index of i_th item v, if present. -- As dynamic list descendants are all sets, -- Result will be zero for all values of i -- that are not equal to one -- (from EV_DYNAMIC_LIST_I) require -- from EV_DYNAMIC_LIST_I positive_occurrences: i > 0 item: EV_MENU_ITEM -- Current item -- (from EV_DYNAMIC_LIST_I) require -- from EV_DYNAMIC_LIST_I readable: index > 0 and then index <= count ensure -- from EV_DYNAMIC_LIST_I not_void: Result /= Void wel_item: POINTER -- Generic Windows handle or structure pointer. -- Can be a HWND, HICON, RECT *, WNDCLASS *, etc... -- (from WEL_ANY) item_by_data (data: ANY): detachable like item -- First item with data. -- (from EV_ITEM_LIST_I) require -- from EV_ITEM_LIST_I data_not_void: data /= Void Mf_append: INTEGER_32 = 256 -- (from WEL_MF_CONSTANTS) Mf_bitmap: INTEGER_32 = 4 -- (from WEL_MF_CONSTANTS) Mf_bycommand: INTEGER_32 = 0 -- (from WEL_MF_CONSTANTS) Mf_byposition: INTEGER_32 = 1024 -- (from WEL_MF_CONSTANTS) Mf_change: INTEGER_32 = 128 -- (from WEL_MF_CONSTANTS) Mf_checked: INTEGER_32 = 8 -- (from WEL_MF_CONSTANTS) Mf_delete: INTEGER_32 = 512 -- (from WEL_MF_CONSTANTS) Mf_disabled: INTEGER_32 = 2 -- (from WEL_MF_CONSTANTS) Mf_enabled: INTEGER_32 = 0 -- (from WEL_MF_CONSTANTS) Mf_end: INTEGER_32 = 128 -- (from WEL_MF_CONSTANTS) Mf_grayed: INTEGER_32 = 1 -- (from WEL_MF_CONSTANTS) Mf_help: INTEGER_32 = 16384 -- (from WEL_MF_CONSTANTS) Mf_hilite: INTEGER_32 = 128 -- (from WEL_MF_CONSTANTS) Mf_insert: INTEGER_32 = 0 -- (from WEL_MF_CONSTANTS) Mf_menubarbreak: INTEGER_32 = 32 -- (from WEL_MF_CONSTANTS) Mf_menubreak: INTEGER_32 = 64 -- (from WEL_MF_CONSTANTS) Mf_mouseselect: INTEGER_32 = 32768 -- (from WEL_MF_CONSTANTS) Mf_ownerdraw: INTEGER_32 = 256 -- (from WEL_MF_CONSTANTS) Mf_popup: INTEGER_32 = 16 -- (from WEL_MF_CONSTANTS) Mf_remove: INTEGER_32 = 4096 -- (from WEL_MF_CONSTANTS) Mf_separator: INTEGER_32 = 2048 -- (from WEL_MF_CONSTANTS) Mf_string: INTEGER_32 = 0 -- (from WEL_MF_CONSTANTS) Mf_sysmenu: INTEGER_32 = 8192 -- (from WEL_MF_CONSTANTS) Mf_unchecked: INTEGER_32 = 0 -- (from WEL_MF_CONSTANTS) Mf_unhilite: INTEGER_32 = 0 -- (from WEL_MF_CONSTANTS) Mf_usecheckbitmaps: INTEGER_32 = 512 -- (from WEL_MF_CONSTANTS) off: BOOLEAN -- Is there no current item? -- (from EV_DYNAMIC_LIST_I) popup_menu (position: INTEGER_32): WEL_MENU -- Popup menu at the zero-based relative position -- (from WEL_MENU) require -- from WEL_MENU exists: exists position_large_enough: position >= 0 position_small_enough: position < wel_count popup_exists: popup_exists (position) ensure -- from WEL_MENU result_not_void: Result /= Void retrieve_item_by_data (data: detachable ANY; should_compare_objects: BOOLEAN): detachable EV_MENU_ITEM -- Result is first item in Current with data -- matching some_data. Compare objects if -- should_compare_objects otherwise compare references. -- (from EV_DYNAMIC_LIST_I) retrieve_items_by_data (data: ANY; should_compare_objects: BOOLEAN): ARRAYED_LIST [EV_MENU_ITEM] -- Result is all items in Current with data -- matching some_data. Compare objects if -- should_compare_objects otherwise compare references. -- (from EV_DYNAMIC_LIST_I) tpm_bottomalign: INTEGER_32 -- (from WEL_TPM_CONSTANTS) tpm_centeralign: INTEGER_32 -- (from WEL_TPM_CONSTANTS) tpm_leftalign: INTEGER_32 -- (from WEL_TPM_CONSTANTS) tpm_leftbutton: INTEGER_32 -- (from WEL_TPM_CONSTANTS) tpm_returncmd: INTEGER_32 -- (from WEL_TPM_CONSTANTS) tpm_rightalign: INTEGER_32 -- (from WEL_TPM_CONSTANTS) tpm_rightbutton: INTEGER_32 -- (from WEL_TPM_CONSTANTS) tpm_topalign: INTEGER_32 -- (from WEL_TPM_CONSTANTS) tpm_vcenteralign: INTEGER_32 -- (from WEL_TPM_CONSTANTS) feature -- Measurement count: INTEGER_32 -- Number of items. -- (from EV_DYNAMIC_LIST_IMP) require -- from EV_DYNAMIC_LIST_I True wel_count: INTEGER_32 -- Number of items -- (from WEL_MENU) require -- from WEL_MENU exists: exists ensure -- from WEL_MENU positive_result: Result >= 0 dpi: NATURAL_32 -- Window dpi. -- (from EV_POSITIONED_I) height: INTEGER_32 -- Vertical size in pixels. minimum_height: INTEGER_32 -- Minimum vertical size in pixels. minimum_width: INTEGER_32 -- Minimum horizontal size in pixels. screen_x: INTEGER_32 -- Horizontal offset relative to screen. require -- from EV_POSITIONED_I True require -- from EV_ITEM_LIST_IMP True screen_y: INTEGER_32 -- Vertical offset relative to screen. require -- from EV_POSITIONED_I True require -- from EV_ITEM_LIST_IMP True width: INTEGER_32 -- Horizontal size in pixels. x_position: INTEGER_32 -- Horizontal offset relative to parent `x_position` in pixels. y_position: INTEGER_32 -- Vertical offset relative to parent `y_position` in pixels. feature -- Comparison frozen deep_equal (a: detachable ANY; b: like arg #1): BOOLEAN -- Are a and b either both void -- or attached to isomorphic object structures? -- (from ANY) ensure -- from ANY instance_free: class shallow_implies_deep: standard_equal (a, b) implies Result both_or_none_void: (a = Void) implies (Result = (b = Void)) same_type: (Result and (a /= Void)) implies (b /= Void and then a.same_type (b)) symmetric: Result implies deep_equal (b, a) frozen equal (a: detachable ANY; b: like arg #1): BOOLEAN -- Are a and b either both void or attached -- to objects considered equal? -- (from ANY) ensure -- from ANY instance_free: class definition: Result = (a = Void and b = Void) or else ((a /= Void and b /= Void) and then a.is_equal (b)) frozen is_deep_equal alias "≡≡≡" (other: EV_MENU_BAR_IMP): BOOLEAN -- Are Current and other attached to isomorphic object structures? -- (from ANY) require -- from ANY other_not_void: other /= Void ensure -- from ANY shallow_implies_deep: standard_is_equal (other) implies Result same_type: Result implies same_type (other) symmetric: Result implies other.is_deep_equal (Current) is_equal (other: EV_MENU_BAR_IMP): BOOLEAN -- Is other attached to an object considered -- equal to current object? -- (from ANY) require -- from ANY other_not_void: other /= Void ensure -- from ANY symmetric: Result implies other ~ Current consistent: standard_is_equal (other) implies Result frozen standard_equal (a: detachable ANY; b: like arg #1): BOOLEAN -- Are a and b either both void or attached to -- field-by-field identical objects of the same type? -- Always uses default object comparison criterion. -- (from ANY) ensure -- from ANY instance_free: class definition: Result = (a = Void and b = Void) or else ((a /= Void and b /= Void) and then a.standard_is_equal (b)) frozen standard_is_equal alias "≜" (other: EV_MENU_BAR_IMP): BOOLEAN -- Is other attached to an object of the same type -- as current object, and field-by-field identical to it? -- (from ANY) require -- from ANY other_not_void: other /= Void ensure -- from ANY same_type: Result implies same_type (other) symmetric: Result implies other.standard_is_equal (Current) feature -- Status report conforms_to (other: ANY): BOOLEAN -- Does type of current object conform to type -- of other (as per Eiffel: The Language, chapter 13)? -- (from ANY) require -- from ANY other_not_void: other /= Void exists: BOOLEAN -- Does the `item` exist? -- (from WEL_ANY) ensure -- from WEL_ANY Result = (wel_item /= default_pointer) flag_set (flags, mask: INTEGER_32): BOOLEAN -- Is mask set in flags? -- (from WEL_BIT_OPERATIONS) has (v: detachable like item): BOOLEAN -- Does structure contain v? -- (from EV_DYNAMIC_LIST_I) id_string (an_id: INTEGER_32): STRING_32 -- String associated with an_id -- (from WEL_MENU) require -- from WEL_MENU exists: exists positive_id: an_id > 0 item_exists: item_exists (an_id) ensure -- from WEL_MENU result_not_void: Result /= Void is_destroyed: BOOLEAN -- Is Current no longer usable? -- (from EV_ANY_I) item_checked (an_id: INTEGER_32): BOOLEAN -- Is the item idenfied by an_id checked? -- (from WEL_MENU) require -- from WEL_MENU exists: exists positive_id: an_id > 0 item_exists: item_exists (an_id) item_enabled (an_id: INTEGER_32): BOOLEAN -- Is the item idenfied by an_id enabled? -- (from WEL_MENU) require -- from WEL_MENU exists: exists positive_id: an_id > 0 item_exists: item_exists (an_id) item_exists (an_id: INTEGER_32): BOOLEAN -- Does an_id exist in the menu? -- (from WEL_MENU) require -- from WEL_MENU exists: exists positive_id: an_id > 0 parent: detachable EV_WINDOW -- Parent of Current. popup_exists (position: INTEGER_32): BOOLEAN -- Does a popup menu exists at the zero-based position? -- (from WEL_MENU) require -- from WEL_MENU exists: exists positive_position: position >= 0 position_enabled (position: INTEGER_32): BOOLEAN -- Is the item at zero-based position enabled? -- (from WEL_MENU) require -- from WEL_MENU exists: exists position_large_enough: position >= 0 position_small_enough: position < wel_count same_type (other: ANY): BOOLEAN -- Is type of current object identical to type of other? -- (from ANY) require -- from ANY other_not_void: other /= Void ensure -- from ANY definition: Result = (conforms_to (other) and other.conforms_to (Current)) shared: BOOLEAN -- Is `item` shared by another object? -- If False (by default), `item` will -- be destroyed by `destroy_item`. -- If True, `item` will not be destroyed. -- (from WEL_ANY) valid_cursor (p: CURSOR): BOOLEAN -- Can the cursor be moved to position p? -- This is True if p conforms to EV_DYNAMIC_LIST_CURSOR and -- if it points to an item, Current must have it. -- (from EV_DYNAMIC_LIST_I) feature -- Status setting check_item (an_id: INTEGER_32) -- Put a check mark for the item identified by an_id. -- (from WEL_MENU) require -- from WEL_MENU exists: exists positive_id: an_id > 0 item_exists: item_exists (an_id) ensure -- from WEL_MENU item_checked: item_checked (an_id) disable_item (an_id: INTEGER_32) -- Disable the item identified by an_id. -- (from WEL_MENU) require -- from WEL_MENU exists: exists positive_id: an_id > 0 item_exists: item_exists (an_id) ensure -- from WEL_MENU item_disabled: not item_enabled (an_id) disable_position (position: INTEGER_32) -- Disable the item at zero-based position. -- (from WEL_MENU) require -- from WEL_MENU exists: exists position_large_enough: position >= 0 position_small_enough: position < wel_count ensure -- from WEL_MENU position_disabled: not position_enabled (position) enable_item (an_id: INTEGER_32) -- Enable the item idenfied by an_id. -- (from WEL_MENU) require -- from WEL_MENU exists: exists positive_id: an_id > 0 item_exists: item_exists (an_id) ensure -- from WEL_MENU item_enabled: item_enabled (an_id) enable_position (position: INTEGER_32) -- Enable the item at zero-based position. -- (from WEL_MENU) require -- from WEL_MENU exists: exists position_large_enough: position >= 0 position_small_enough: position < wel_count ensure -- from WEL_MENU position_enabled: position_enabled (position) set_shared -- Set `shared` to True. -- (from WEL_ANY) ensure -- from WEL_ANY shared: shared set_unshared -- Set `shared` to False. -- (from WEL_ANY) ensure -- from WEL_ANY unshared: not shared uncheck_item (an_id: INTEGER_32) -- Remove the check mark for the item identified -- by an_id. -- (from WEL_MENU) require -- from WEL_MENU exists: exists positive_id: an_id > 0 item_exists: item_exists (an_id) ensure -- from WEL_MENU item_unchecked: not item_checked (an_id) feature -- Cursor movement back -- Move to previous item. -- (from EV_DYNAMIC_LIST_I) require -- from EV_DYNAMIC_LIST_I not_before: index > 0 forth -- Move cursor to next position. -- (from EV_DYNAMIC_LIST_I) require -- from EV_DYNAMIC_LIST_I not_after: index <= count go_i_th (i: INTEGER_32) -- Move cursor to i-th position. -- (from EV_DYNAMIC_LIST_I) go_to (p: CURSOR) -- Move cursor to position p. -- (from EV_DYNAMIC_LIST_I) move (i: INTEGER_32) -- Move cursor i positions. -- (from EV_DYNAMIC_LIST_I) start -- Move cursor to first position. -- (from EV_DYNAMIC_LIST_I) ensure -- from EV_DYNAMIC_LIST_I index_on_first: index = 1 feature -- Element change append (s: SEQUENCE [EV_MENU_ITEM]) -- Append a copy of s. Do not move cursor. -- (from EV_DYNAMIC_LIST_I) require -- from EV_DYNAMIC_LIST_I sequence_not_void: s /= Void ensure -- from EV_DYNAMIC_LIST_I count_increased: old count + s.count = count append_bitmap (bitmap: WEL_BITMAP; an_id: INTEGER_32) -- Append bitmap with the identifier an_id to the -- menu. -- (from WEL_MENU) require -- from WEL_MENU exists: exists bitmap_not_void: bitmap /= Void bitmap_exists: bitmap.exists positive_id: an_id > 0 item_not_exists: not item_exists (an_id) ensure -- from WEL_MENU new_count: wel_count = old wel_count + 1 item_exists: item_exists (an_id) append_popup (a_menu: WEL_MENU; a_title: READABLE_STRING_GENERAL) -- Append a popup menu a_menu with a_title to the -- current menu. -- (from WEL_MENU) require -- from WEL_MENU exists: exists a_menu_not_void: a_menu /= Void a_menu_exists: a_menu.exists a_title_not_void: a_title /= Void ensure -- from WEL_MENU new_count: wel_count = old wel_count + 1 append_separator -- Append a separator to the current menu. -- (from WEL_MENU) require -- from WEL_MENU exists: exists ensure -- from WEL_MENU new_count: wel_count = old wel_count + 1 append_string (a_string: READABLE_STRING_GENERAL; an_id: INTEGER_32) -- Append a_string with the identifier an_id to the -- menu. -- (from WEL_MENU) require -- from WEL_MENU exists: exists a_string_not_void: a_string /= Void positive_id: an_id > 0 item_not_exists: not item_exists (an_id) ensure -- from WEL_MENU new_count: wel_count = old wel_count + 1 item_exists: item_exists (an_id) string_set: id_string (an_id).same_string_general (a_string) append_string_with_break (a_string: READABLE_STRING_GENERAL; an_id: INTEGER_32; has_separator: BOOLEAN) -- Append an item with a break to the menu. -- All the following items will be set in a new column. -- If has_separator is True, then a vertical separator -- appears between the two columns. -- (from WEL_MENU) require -- from WEL_MENU exists: exists a_string_not_void: a_string /= Void positive_id: an_id > 0 item_not_exists: not item_exists (an_id) ensure -- from WEL_MENU new_count: wel_count = old wel_count + 1 item_exists: item_exists (an_id) string_set: id_string (an_id).same_string_general (a_string) extend (v: like item) -- Add v to end. Do not move cursor. -- (from EV_DYNAMIC_LIST_I) require -- from EV_DYNAMIC_LIST_I v_not_void: v /= Void ensure -- from EV_DYNAMIC_LIST_I has_v: has (v) insert_bitmap (bitmap: WEL_BITMAP; a_position, an_id: INTEGER_32) -- Insert bitmap at zero-based a_position with -- an_id. -- (from WEL_MENU) require -- from WEL_MENU exists: exists a_position_large_enough: a_position >= 0 a_position_small_enough: a_position <= wel_count bitmap_not_void: bitmap /= Void bitmap_exists: bitmap.exists positive_id: an_id > 0 item_not_exists: not item_exists (an_id) ensure -- from WEL_MENU new_count: wel_count = old wel_count + 1 insert_popup (a_menu: WEL_MENU; a_position: INTEGER_32; a_title: READABLE_STRING_GENERAL) -- Insert a popup menu a_menu at zero-based a_position -- with a_title. -- (from WEL_MENU) require -- from WEL_MENU exists: exists a_menu_not_void: a_menu /= Void a_menu_exists: a_menu.exists a_title_not_void: a_title /= Void a_position_large_enough: a_position >= 0 a_position_small_enough: a_position <= wel_count ensure -- from WEL_MENU new_count: wel_count = old wel_count + 1 popup_menu_set: popup_menu (a_position).item = a_menu.item insert_separator (a_position: INTEGER_32) -- Insert a separator at zero-based a_position. -- (from WEL_MENU) require -- from WEL_MENU exists: exists a_position_large_enough: a_position >= 0 a_position_small_enough: a_position <= wel_count ensure -- from WEL_MENU new_count: wel_count = old wel_count + 1 insert_string (a_string: READABLE_STRING_GENERAL; a_position, an_id: INTEGER_32) -- Insert a_string at zero-based a_position with -- an_id. -- (from WEL_MENU) require -- from WEL_MENU exists: exists a_position_large_enough: a_position >= 0 a_position_small_enough: a_position <= wel_count a_string_not_void: a_string /= Void positive_id: an_id > 0 item_not_exists: not item_exists (an_id) ensure -- from WEL_MENU new_count: wel_count = old wel_count + 1 string_set: id_string (an_id).same_string_general (a_string) merge_left (other: like attached_interface) -- Merge other into current structure before cursor -- position. Do not move cursor. Empty other. -- (from EV_DYNAMIC_LIST_I) merge_right (other: like attached_interface) -- Merge other into current structure after cursor -- position. Do not move cursor. Empty other. -- (from EV_DYNAMIC_LIST_I) modify_string (a_string: READABLE_STRING_GENERAL; an_id: INTEGER_32) -- Modify the menu title identified by an_id to -- a_string. -- (from WEL_MENU) require -- from WEL_MENU exists: exists a_string_not_void: a_string /= Void positive_id: an_id > 0 item_exists: item_exists (an_id) ensure -- from WEL_MENU string_set: id_string (an_id).same_string_general (a_string) put_front (v: like item) -- Add v at beginning. Do not move cursor. -- (from EV_DYNAMIC_LIST_I) require -- from EV_DYNAMIC_LIST_I v_not_void: v /= Void ensure -- from EV_DYNAMIC_LIST_I has_v: has (v) put_i_th (v: like item; i: INTEGER_32) -- Replace item at i-th position by v. -- (from EV_DYNAMIC_LIST_I) require -- from EV_DYNAMIC_LIST_I valid_index: i > 0 and i <= count v_not_void: v /= Void ensure -- from EV_DYNAMIC_LIST_I has_v: has (v) put_left (v: like item) -- Add v to the left of cursor position. Do not move cursor. -- (from EV_DYNAMIC_LIST_I) require -- from EV_DYNAMIC_LIST_I v_not_void: v /= Void ensure -- from EV_DYNAMIC_LIST_I has_v: has (v) put_right (v: like item) -- Add v to the right of cursor position. Do not move cursor. -- (from EV_DYNAMIC_LIST_I) require -- from EV_DYNAMIC_LIST_I v_not_void: v /= Void ensure -- from EV_DYNAMIC_LIST_I has_v: has (v) replace (v: like item) -- Replace current item by v. -- (from EV_DYNAMIC_LIST_I) require -- from EV_DYNAMIC_LIST_I writable: index > 0 and then index <= count v_not_void: v /= Void ensure -- from EV_DYNAMIC_LIST_I has_v: has (v) set_item (an_item: POINTER) -- Set `item` with an_item -- (from WEL_ANY) ensure -- from WEL_ANY item_set: wel_item = an_item feature -- Removal delete_item (an_id: INTEGER_32) -- Delete an_id from the menu. -- (from WEL_MENU) require -- from WEL_MENU exists: exists positive_id: an_id > 0 item_exists: item_exists (an_id) ensure -- from WEL_MENU new_count: wel_count = old wel_count - 1 item_not_exists: not item_exists (an_id) delete_position (position: INTEGER_32) -- Delete the item at zero-based position. -- (from WEL_MENU) require -- from WEL_MENU exists: exists position_large_enough: position >= 0 position_small_enough: position < wel_count ensure -- from WEL_MENU new_count: wel_count = old wel_count - 1 dispose -- Destroy the inner structure of Current. -- -- This function should be called by the GC when the -- object is collected or by the user if Current is -- no more usefull. -- (from WEL_ANY) prune (v: like item) -- Remove v if present. Do not move cursor, except if -- cursor was on v, move to right neighbor. -- (from EV_DYNAMIC_LIST_I) ensure -- from EV_DYNAMIC_LIST_I cursor_not_moved: not old has (v) implies old attached_interface.index = attached_interface.index cursor_not_moved: old has (v) and then old attached_interface.index < old index_of (v, 1) implies index = old index cursor_not_moved: old has (v) and then old attached_interface.index >= old index_of (v, 1) implies index = old index - 1 not_has_v: not has (v) remove -- Remove current item. Move cursor to right neighbor -- (or after if no right neighbor). -- (from EV_DYNAMIC_LIST_I) require -- from EV_DYNAMIC_LIST_I writable: not off ensure -- from EV_DYNAMIC_LIST_I not_has_v: not has (old item) remove_left -- Remove item to the left of cursor position. -- Do not move cursor. -- (from EV_DYNAMIC_LIST_I) require -- from EV_DYNAMIC_LIST_I left_exists: index > 1 not_before: not (index = 0) ensure then -- from EV_DYNAMIC_LIST_I left_neighbor_removed: not has (old i_th (index - 1)) remove_position (position: INTEGER_32) -- Remove the item at zero-based position. -- (from WEL_MENU) require -- from WEL_MENU exists: exists position_large_enough: position >= 0 position_small_enough: position < wel_count ensure -- from WEL_MENU new_count: wel_count = old wel_count - 1 remove_right -- Remove item to the right of cursor position. -- Do not move cursor. -- (from EV_DYNAMIC_LIST_I) require -- from EV_DYNAMIC_LIST_I right_exists: index < count ensure then -- from EV_DYNAMIC_LIST_I right_neighbor_removed: not has (old i_th (index + 1)) wipe_out -- Remove all items. -- (from EV_DYNAMIC_LIST_I) feature -- Conversion position_to_item_id (position: INTEGER_32): INTEGER_32 -- Retrieve the menu item identifier of a menu item at -- the zero-based position. -- Return 0 if the item at the zero-based -- position is a separator or a pop-up menu. -- (from WEL_MENU) require -- from WEL_MENU exists: exists position_large_enough: position >= 0 position_small_enough: position < wel_count feature -- Duplication copy (other: EV_MENU_BAR_IMP) -- Update current object using fields of object attached -- to other, so as to yield equal objects. -- (from ANY) require -- from ANY other_not_void: other /= Void type_identity: same_type (other) ensure -- from ANY is_equal: Current ~ other frozen deep_copy (other: EV_MENU_BAR_IMP) -- Effect equivalent to that of: -- `copy` (other . `deep_twin`) -- (from ANY) require -- from ANY other_not_void: other /= Void ensure -- from ANY deep_equal: deep_equal (Current, other) frozen deep_twin: EV_MENU_BAR_IMP -- New object structure recursively duplicated from Current. -- (from ANY) ensure -- from ANY deep_twin_not_void: Result /= Void deep_equal: deep_equal (Current, Result) frozen standard_copy (other: EV_MENU_BAR_IMP) -- Copy every field of other onto corresponding field -- of current object. -- (from ANY) require -- from ANY other_not_void: other /= Void type_identity: same_type (other) ensure -- from ANY is_standard_equal: standard_is_equal (other) frozen standard_twin: EV_MENU_BAR_IMP -- New object field-by-field identical to other. -- Always uses default copying semantics. -- (from ANY) ensure -- from ANY standard_twin_not_void: Result /= Void equal: standard_equal (Result, Current) frozen twin: EV_MENU_BAR_IMP -- New object equal to Current -- `twin` calls `copy`; to change copying/twinning semantics, redefine `copy`. -- (from ANY) ensure -- from ANY twin_not_void: Result /= Void is_equal: Result ~ Current feature -- Basic operations clear_flag (flags, mask: INTEGER_32): INTEGER_32 -- Clear the mask in flags -- (from WEL_BIT_OPERATIONS) ensure -- from WEL_BIT_OPERATIONS flag_unset: not flag_set (Result, mask) cwin_hi_word (value: POINTER): INTEGER_32 -- SDK HIWORD -- (from WEL_WORD_OPERATIONS) cwin_lo_word (value: POINTER): INTEGER_32 -- SDK LOWORD -- (from WEL_WORD_OPERATIONS) cwin_make_long (low, high: INTEGER_32): POINTER -- SDK MAKELONG -- (from WEL_WORD_OPERATIONS) cwin_make_lparam (low, high: INTEGER_32): POINTER -- SKD MAKELPARAM -- (from WEL_WORD_OPERATIONS) frozen default: detachable EV_MENU_BAR_IMP -- Default value of object's type -- (from ANY) frozen default_pointer: POINTER -- Default value of type POINTER -- (Avoid the need to write p.`default` for -- some p of type POINTER.) -- (from ANY) ensure -- from ANY instance_free: class default_rescue -- Process exception for routines with no Rescue clause. -- (Default: do nothing.) -- (from ANY) frozen do_nothing -- Execute a null action. -- (from ANY) ensure -- from ANY instance_free: class hilite_menu_item (window: WEL_COMPOSITE_WINDOW; an_id: INTEGER_32) -- Hilite the item identified by an_id in the -- window's menu. -- (from WEL_MENU) require -- from WEL_MENU exists: exists window_not_void: window /= Void window_exists: window.exists positive_id: an_id > 0 item_exists: item_exists (an_id) redraw (window: WEL_COMPOSITE_WINDOW) -- Redraws the menu bar of the specified window. -- If the menu bar changes after the system has created the window, -- this function must be called to draw the changed menu bar. -- (from WEL_MENU) set_flag (flags, mask: INTEGER_32): INTEGER_32 -- Set the mask in flags -- (from WEL_BIT_OPERATIONS) ensure -- from WEL_BIT_OPERATIONS flag_set: flag_set (Result, mask) show_track (x, y: INTEGER_32; window: WEL_COMPOSITE_WINDOW) -- Show a track popup menu at the x and y absolute -- position. window will receive the selection in -- on_menu_command. -- (from WEL_MENU) require -- from WEL_MENU exists: exists not_empty: wel_count > 0 window_not_void: window /= Void window_exists: window.exists show_track_with_option (x, y: INTEGER_32; window: WEL_COMPOSITE_WINDOW; option: INTEGER_32; rect: detachable WEL_RECT) -- Show a track popup menu with option at -- the x and y absolute position. -- window will receive the selection in -- on_menu_command. -- rect specifies the portion of the screen -- in which the user can select without -- dismissing the popup menu. If this parameter -- is Void the popup menu is dismissed if the -- user clicks outside the popup menu -- (from WEL_MENU) require -- from WEL_MENU exists: exists not_empty: wel_count > 0 window_not_void: window /= Void window_exists: window.exists unhilite_menu_item (window: WEL_COMPOSITE_WINDOW; an_id: INTEGER_32) -- unhilite the item identified by an_id in the -- window's menu. -- (from WEL_MENU) require -- from WEL_MENU exists: exists window_not_void: window /= Void window_exists: window.exists positive_id: an_id > 0 item_exists: item_exists (an_id) feature -- Conversion from Eiffel to Windows frozen to_lparam (i: INTEGER_32): POINTER -- Convert integer value i in a valid LPARAM value. -- (from WEL_DATA_TYPE) ensure -- from WEL_DATA_TYPE is_class: class frozen to_lresult (i: INTEGER_32): POINTER -- Convert integer value i in a valid LRESULT value. -- (from WEL_DATA_TYPE) ensure -- from WEL_DATA_TYPE is_class: class frozen to_wparam (i: INTEGER_32): POINTER -- Convert integer value i in a valid WPARAM value. -- (from WEL_DATA_TYPE) ensure -- from WEL_DATA_TYPE is_class: class feature -- Event handling item_select_actions: EV_MENU_ITEM_SELECT_ACTION_SEQUENCE -- Actions to be performed when a menu item is selected. -- (from EV_MENU_ITEM_LIST_ACTION_SEQUENCES_I) ensure -- from EV_MENU_ITEM_LIST_ACTION_SEQUENCES_I not_void: Result /= Void new_item_actions: EV_LITE_ACTION_SEQUENCE [EV_ITEM] -- Actions to be performed after an item is added. -- (from EV_ITEM_LIST_IMP) remove_item_actions: EV_LITE_ACTION_SEQUENCE [EV_ITEM] -- Actions to be performed before an item is removed. -- (from EV_ITEM_LIST_IMP) feature -- Output Io: STD_FILES -- Handle to standard file setup -- (from ANY) ensure -- from ANY instance_free: class io_not_void: Result /= Void out: STRING_8 -- New string containing terse printable representation -- of current object -- (from ANY) ensure -- from ANY out_not_void: Result /= Void print (o: detachable ANY) -- Write terse external representation of o -- on standard output. -- (from ANY) ensure -- from ANY instance_free: class frozen tagged_out: STRING_8 -- New string containing terse printable representation -- of current object -- (from ANY) ensure -- from ANY tagged_out_not_void: Result /= Void feature -- Platform Operating_environment: OPERATING_ENVIRONMENT -- Objects available from the operating system -- (from ANY) ensure -- from ANY instance_free: class operating_environment_not_void: Result /= Void invariant -- from EV_DYNAMIC_LIST_I index_within_bounds: is_usable implies (index >= 0 and then index <= count + 1) -- from EV_ANY_I interface_coupled: is_usable implies interface /= Void and then attached_interface.implementation = Current base_make_called: is_usable implies base_make_called -- from ANY reflexive_equality: standard_is_equal (Current) reflexive_conformance: conforms_to (Current) -- from EV_POSITIONED_I minimum_width_positive_or_zero: is_usable implies minimum_width >= 0 minimum_height_positive_or_zero: is_usable implies minimum_height >= 0 note 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 -- class EV_MENU_BAR_IMP -- Generated by Eiffel Studio --
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