note description: "The TV_DISPINFO structure retrieves and sets% % information about a tree-view item." legal: "See notice at end of class." status: "See notice at end of class." date: "$Date$" revision: "$Revision$" class WEL_TV_DISPINFO inherit WEL_STRUCTURE create make, make_by_nmhdr, make_by_pointer feature {NONE} -- Initialization make_by_nmhdr (a_nmhdr: WEL_NMHDR) -- Make the structure with `a_nmhdr'. require a_nmhdr_not_void: a_nmhdr /= Void a_nmhdr_exists: a_nmhdr.exists do make_by_pointer (a_nmhdr.item) end feature -- Access hdr: WEL_NMHDR -- Information about the Wm_notify message. require exists: exists do create Result.make_by_pointer (cwel_tv_dispinfo_get_hdr (item)) ensure result_not_void: Result /= Void end tree_item: WEL_TREE_VIEW_ITEM -- Virtual key number. require exists: exists do create Result.make_by_pointer (cwel_tv_dispinfo_get_item (item)) ensure result_not_void: Result /= Void end feature -- Measurement structure_size: INTEGER -- Size to allocate (in bytes) once Result := c_size_of_tv_dispinfo end feature {NONE} -- Externals c_size_of_tv_dispinfo: INTEGER external "C [macro ]" alias "sizeof (TV_DISPINFO)" end cwel_tv_dispinfo_get_hdr (ptr: POINTER): POINTER external "C [macro ] (TV_DISPINFO*): EIF_POINTER" end cwel_tv_dispinfo_get_item (ptr: POINTER): POINTER external "C [macro ] (TV_DISPINFO*): EIF_POINTER" end 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