    indexing
    	description: "ComboBox message (CB) constants."
    	legal: "See notice at end of class."
    	status: "See notice at end of class."
    	date: "$Date: 2006-03-22 23:29:03 -0800 (Wed, 22 Mar 2006) $"
    	revision: "$Revision: 57641 $"

    class interface
    	WEL_CB_CONSTANTS

    create
    	default_create
    			-- Process instances of classes with no creation clause.
    			-- (Default: do nothing.)
    			-- (from ANY)

    feature -- Access

    	cb_addstring: INTEGER_32 is 323
    			-- Declared in Windows as CB_ADDSTRING

    	cb_deletestring: INTEGER_32 is 324
    			-- Declared in Windows as CB_DELETESTRING

    	cb_dir: INTEGER_32 is 325
    			-- Declared in Windows as CB_DIR

    	cb_err: INTEGER_32 is -1
    			-- Declared in Windows as CB_ERR

    	cb_errspace: INTEGER_32 is -2
    			-- Declared in Windows as CB_ERRSPACE

    	cb_findstring: INTEGER_32 is 332
    			-- Declared in Windows as CB_FINDSTRING

    	cb_findstringexact: INTEGER_32 is 344
    			-- Declared in Windows as CB_FINDSTRINGEXACT

    	cb_getcount: INTEGER_32 is 326
    			-- Declared in Windows as CB_GETCOUNT

    	cb_getcursel: INTEGER_32 is 327
    			-- Declared in Windows as CB_GETCURSEL

    	cb_getdroppedcontrolrect: INTEGER_32 is 338
    			-- Declared in Windows as CB_GETDROPPEDCONTROLRECT

    	cb_getdroppedstate: INTEGER_32 is 343
    			-- Declared in Windows as CB_GETDROPPEDSTATE

    	cb_geteditsel: INTEGER_32 is 320
    			-- Declared in Windows as CB_GETEDITSEL

    	cb_getextendedui: INTEGER_32 is 342
    			-- Declared in Windows as CB_GETEXTENDEDUI

    	cb_getitemdata: INTEGER_32 is 336
    			-- Declared in Windows as CB_GETITEMDATA

    	cb_getitemheight: INTEGER_32 is 340
    			-- Declared in Windows as CB_GETITEMHEIGHT

    	cb_getlbtext: INTEGER_32 is 328
    			-- Declared in Windows as CB_GETLBTEXT

    	cb_getlbtextlen: INTEGER_32 is 329
    			-- Declared in Windows as CB_GETLBTEXTLEN

    	cb_gettopindex: INTEGER_32 is 347
    			-- An application sends the CB_GETTOPINDEX message to
    			-- retrieve the zero-based index of the first visible
    			-- item in the list box portion of a combo box.
    			--
    			-- Initially, the item with index 0 is at the top of
    			-- the list box, but if the list box contents have
    			-- been scrolled, another item may be at the top.

    	cb_insertstring: INTEGER_32 is 330
    			-- Declared in Windows as CB_INSERTSTRING

    	cb_limittext: INTEGER_32 is 321
    			-- Declared in Windows as CB_LIMITTEXT

    	cb_okay: INTEGER_32 is 0
    			-- Declared in Windows as CB_OKAY

    	cb_resetcontent: INTEGER_32 is 331
    			-- Declared in Windows as CB_RESETCONTENT

    	cb_selectstring: INTEGER_32 is 333
    			-- Declared in Windows as CB_SELECTSTRING

    	cb_setcursel: INTEGER_32 is 334
    			-- Declared in Windows as CB_SETCURSEL

    	cb_seteditsel: INTEGER_32 is 322
    			-- Declared in Windows as CB_SETEDITSEL

    	cb_setextendedui: INTEGER_32 is 341
    			-- Declared in Windows as CB_SETEXTENDEDUI

    	cb_setitemdata: INTEGER_32 is 337
    			-- Declared in Windows as CB_SETITEMDATA

    	cb_setitemheight: INTEGER_32 is 339
    			-- Declared in Windows as CB_SETITEMHEIGHT

    	cb_settopindex: INTEGER_32 is 348
    			-- An application sends the CB_SETTOPINDEX message to
    			-- ensure that a particular item is visible in the
    			-- list box of a combo box. The system scrolls the
    			-- list box contents so that either the specified
    			-- item appears at the top of the list box or the
    			-- maximum scroll range has been reached.

    	cb_showdropdown: INTEGER_32 is 335
    			-- Declared in Windows as CB_SHOWDROPDOWN

    	generating_type: STRING_8
    			-- Name of current object's generating type
    			-- (type of which it is a direct instance)
    			-- (from ANY)

    	generator: STRING_8
    			-- Name of current object's generating class
    			-- (base class of the type of which it is a direct instance)
    			-- (from ANY)

    feature -- Comparison

    	frozen deep_equal (some: ANY; other: like arg #1): BOOLEAN
    			-- Are `some' and `other' either both void
    			-- or attached to isomorphic object structures?
    			-- (from ANY)
    		ensure -- from 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
    			-- Are `some' and `other' either both void or attached
    			-- to objects considered equal?
    			-- (from ANY)
    		ensure -- from 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
    			-- 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.is_equal (Current)
    			consistent: standard_is_equal (other) implies Result

    	frozen standard_equal (some: ANY; other: like arg #1): BOOLEAN
    			-- Are `some' and `other' 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
    			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
    			-- 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

    	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))

    feature -- Duplication

    	copy (other: like Current)
    			-- 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: is_equal (other)

    	frozen deep_copy (other: like Current)
    			-- 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: like Current
    			-- New object structure recursively duplicated from Current.
    			-- (from ANY)
    		ensure -- from ANY
    			deep_equal: deep_equal (Current, Result)

    	frozen standard_copy (other: like Current)
    			-- 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: like Current
    			-- 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: like Current
    			-- New object equal to `Current'
    			-- twin calls copy; to change copying/twining semantics, redefine copy.
    			-- (from ANY)
    		ensure -- from ANY
    			twin_not_void: Result /= Void
    			is_equal: Result.is_equal (Current)

    feature -- Basic operations

    	frozen default: like Current
    			-- 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)

    	default_rescue
    			-- Process exception for routines with no Rescue clause.
    			-- (Default: do nothing.)
    			-- (from ANY)

    	frozen do_nothing
    			-- Execute a null action.
    			-- (from ANY)

    feature -- Output

    	io: STD_FILES
    			-- Handle to standard file setup
    			-- (from ANY)

    	out: STRING_8
    			-- New string containing terse printable representation
    			-- of current object
    			-- Was declared in ANY as synonym of tagged_out.
    			-- (from ANY)

    	print (some: ANY)
    			-- Write terse external representation of `some'
    			-- on standard output.
    			-- (from ANY)

    	frozen tagged_out: STRING_8
    			-- New string containing terse printable representation
    			-- of current object
    			-- Was declared in ANY as synonym of out.
    			-- (from ANY)

    feature -- Platform

    	operating_environment: OPERATING_ENVIRONMENT
    			-- Objects available from the operating system
    			-- (from ANY)

    invariant
    		-- from ANY
    	reflexive_equality: standard_is_equal (Current)
    	reflexive_conformance: conforms_to (Current)

    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 -- class WEL_CB_CONSTANTS