    indexing
    	description: "Tab control style (TCS) constants."
    	legal: "See notice at end of class."
    	status: "See notice at end of class."
    	date: "$Date: 2006-01-22 18:25:44 -0800 (Sun, 22 Jan 2006) $"
    	revision: "$Revision: 56675 $"

    class interface
    	WEL_TCS_CONSTANTS

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

    feature -- Access

    	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 -- Extended Styles

    	tcs_ex_flatseparators: INTEGER_32 is 1
    			-- Version 4.71.
    			-- The tab control will draw separators between the tab items.
    			-- This extended style only affects tab controls that have the
    			-- TCS_BUTTONS and TCS_FLATBUTTONS styles. By default, creating
    			-- the tab control with the TCS_FLATBUTTONS style sets this
    			-- extended style. If you do not require separators, you should
    			-- remove this extended style after creating the control.
    			--
    			-- Declared in Windows as TCS_EX_FLATSEPARATORS

    	tcs_ex_registerdrop: INTEGER_32 is 2
    			-- Version 4.71.
    			-- The tab control generates TCN_GETOBJECT notification messages
    			-- to request a drop target object when an object is dragged over
    			-- the tab items in the control. The application must call
    			-- CoInitialize or OleInitialize before setting this style.
    			--
    			-- Declared in Windows as TCS_EX_REGISTERDROP

    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)

    feature -- Styles

    	tcs_bottom: INTEGER_32 is 2
    			-- Version 4.70.
    			-- Tabs appear at the bottom of the control. This value equals
    			-- TCS_RIGHT.
    			--
    			-- Declared in Windows as TCS_BOTTOM

    	tcs_buttons: INTEGER_32 is 256
    			-- Tabs appear as buttons, and no border is drawn around the
    			-- display area.
    			--
    			-- Declared in Windows as TCS_BUTTONS

    	tcs_fixedwidth: INTEGER_32 is 1024
    			-- All tabs are the same width. This style cannot be combined with
    			-- the TCS_RIGHTJUSTIFY style.
    			--
    			-- Declared in Windows as TCS_FIXEDWIDTH

    	tcs_flatbuttons: INTEGER_32 is 8
    			-- Version 4.71.
    			-- Selected tabs appear as being indented into the background while
    			-- other tabs appear as being on the same plane as the background.
    			-- This style only affects tab controls with the TCS_BUTTONS style.
    			--
    			-- Declared in Windows as TCS_FLATBUTTONS

    	tcs_focusnever: INTEGER_32 is 32768
    			-- The tab control does not receive the input focus when clicked.
    			--
    			-- Declared in Windows as TCS_FOCUSNEVER

    	tcs_focusonbuttondown: INTEGER_32 is 4096
    			-- The tab control receives the input focus when clicked.
    			--
    			-- Declared in Windows as TCS_FOCUSONBUTTONDOWN

    	tcs_forceiconleft: INTEGER_32 is 16
    			-- Icons are aligned with the left edge of each fixed-width tab.
    			-- This style can only be used with the TCS_FIXEDWIDTH style.
    			--
    			-- Declared in Windows as TCS_FORCEICONLEFT

    	tcs_forcelabelleft: INTEGER_32 is 32
    			-- Labels are aligned with the left edge of each fixed-width tab;
    			-- that is, the label is displayed immediately to the right of
    			-- the icon instead of being centered.
    			-- This style can only be used with the TCS_FIXEDWIDTH style,
    			-- and it implies the TCS_FORCEICONLEFT style.
    			--
    			-- Declared in Windows as TCS_FORCELABELLEFT

    	tcs_hottrack: INTEGER_32 is 64
    			-- Version 4.70.
    			-- Items under the pointer are automatically highlighted. You
    			-- can check whether or not hot tracking is enabled by calling
    			-- SystemParametersInfo.
    			--
    			-- Declared in Windows as TCS_HOTTRACK

    	tcs_multiline: INTEGER_32 is 512
    			-- Multiple rows of tabs are displayed, if necessary, so all
    			-- tabs are visible at once.
    			--
    			-- Declared in Windows as TCS_MULTILINE

    	tcs_multiselect: INTEGER_32 is 4
    			-- Version 4.70.
    			-- Multiple tabs can be selected by holding down CTRL when
    			-- clicking. This style must be used with the TCS_BUTTONS style.
    			--
    			-- Declared in Windows as TCS_MULTISELECT

    	tcs_ownerdrawfixed: INTEGER_32 is 8192
    			-- The parent window is responsible for drawing tabs.
    			--
    			-- Declared in Windows as TCS_OWNERDRAWFIXED

    	tcs_raggedright: INTEGER_32 is 2048
    			-- Rows of tabs will not be stretched to fill the entire width of
    			-- the control. This style is the default.
    			--
    			-- Declared in Windows as TCS_RAGGEDRIGHT

    	tcs_right: INTEGER_32 is 2
    			-- Version 4.70. Tabs appear vertically on the right side of
    			-- controls that use the TCS_VERTICAL style. This value equals
    			-- TCS_BOTTOM.
    			--
    			-- Declared in Windows as TCS_RIGHT

    	tcs_rightjustify: INTEGER_32 is 0
    			-- The width of each tab is increased, if necessary, so that each
    			-- row of tabs fills the entire width of the tab control.
    			-- This window style is ignored unless the TCS_MULTILINE style is
    			-- also specified.
    			--
    			-- Declared in Windows as TCS_RIGHTJUSTIFY

    	tcs_scrollopposite: INTEGER_32 is 1
    			-- Version 4.70.
    			-- Unneeded tabs scroll to the opposite side of the control when
    			-- a tab is selected.
    			--
    			-- Declared in Windows as TCS_SCROLLOPPOSITE

    	tcs_singleline: INTEGER_32 is 0
    			-- Only one row of tabs is displayed. The user can scroll to see
    			-- more tabs, if necessary. This style is the default.
    			--
    			-- Declared in Windows as TCS_SINGLELINE

    	tcs_tabs: INTEGER_32 is 0
    			-- Tabs appear as tabs, and a border is drawn around the display
    			-- area. This style is the default.
    			--
    			-- Declared in Windows as TCS_TABS

    	tcs_tooltips: INTEGER_32 is 16384
    			-- The tab control has a tooltip control associated with it.
    			--
    			-- Declared in Windows as TCS_TOOLTIPS

    	tcs_vertical: INTEGER_32 is 128
    			-- Version 4.70.
    			-- Tabs appear at the left side of the control, with tab text
    			-- displayed vertically. This style is valid only when used with
    			-- the TCS_MULTILINE style. To make tabs appear on the right side
    			-- of the control, also use the TCS_RIGHT style.
    			--
    			-- Declared in Windows as TCS_VERTICAL

    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_TCS_CONSTANTS