indexing
	description: "LV_DISPINFO structure contains information needed%
				% to display an owner-drawn item in a list view%
				% control."
	status: "See notice at end of class."
	date: "$Date$"
	revision: "$Revision$"

class
	WEL_LV_DISPINFO

inherit
	WEL_STRUCTURE

create
	make,
	make_by_nmhdr,
	make_by_pointer

feature {NONE} -- Initialization

	make_by_nmhdr (a_nmhdr: WEL_NMHDR) is
			-- Make the structure with `a_nmhdr'
		require
			a_nmhdr_not_void: a_nmhdr /= Void
		do
			make_by_pointer (a_nmhdr.item)
		end

feature -- Access

	hdr: WEL_NMHDR is
			-- Information about the Wm_notify message.
		do
			create Result.make_by_pointer (cwel_lv_dispinfo_get_hdr (item))
		ensure
			result_not_void: Result /= Void
		end

	list_item: WEL_LIST_VIEW_ITEM is
			-- Virtual key number.
		do
			create Result.make_by_pointer (cwel_lv_dispinfo_get_item (item))
		ensure
			result_not_void: Result /= Void
		end

feature -- Measurement

	structure_size: INTEGER is
			-- Size to allocate (in bytes)
		once
			Result := c_size_of_lv_dispinfo
		end

feature {NONE} -- Externals

	c_size_of_lv_dispinfo: INTEGER is
		external
			"C [macro %"lvdispinfo.h%"]"
		alias
			"sizeof (LV_DISPINFO)"
		end

	cwel_lv_dispinfo_get_hdr (ptr: POINTER): POINTER is
		external
			"C [macro %"lvdispinfo.h%"] (LV_DISPINFO*): EIF_POINTER"
		end

	cwel_lv_dispinfo_get_item (ptr: POINTER): POINTER is
		external
			"C [macro %"lvdispinfo.h%"] (LV_DISPINFO*): EIF_POINTER"
		end

end -- class WEL_LV_DISPINFO

--|----------------------------------------------------------------
--| Windows Eiffel Library: library of reusable components for ISE Eiffel.
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--| Duplication and distribution prohibited.  May be used only with
--| ISE Eiffel, under terms of user license.
--| Contact Eiffel Software for any other use.
--|
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