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