note description: "Wrapper around BSTR." date: "$Date$" revision: "$Revision$" class ECOM_BSTR inherit ECOM_WRAPPER create make feature -- Access string: detachable STRING_32 -- Convert to string. do if item /= default_pointer then Result := (create {WEL_STRING}.share_from_pointer_and_count (item, count * character_32_bytes)).string end end count: INTEGER -- Character count do Result := c_sys_string_len (item) end feature {NONE} -- Implementation memory_free -- Free BSTR do c_sys_free_string (item) item := default_pointer end feature {NONE} -- Externals c_sys_free_string (a_item: POINTER) -- `SysFreeString' API external "C inline use , " alias "SysFreeString((BSTR)$a_item)" end c_sys_string_len (a_item: POINTER): INTEGER -- `SysStringLen' API external "C inline use , " alias "(EIF_INTEGER)SysStringLen((BSTR)$a_item)" end note copyright: "Copyright (c) 1984-2017, Eiffel Software and others" license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)" licensing_options: "http://www.eiffel.com/licensing" copying: "[ This file is part of Eiffel Software's Eiffel Development Environment. Eiffel Software's Eiffel Development Environment is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2 of the License (available at the URL listed under "license" above). Eiffel Software's Eiffel Development Environment is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Eiffel Software's Eiffel Development Environment; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA ]" source: "[ Eiffel Software 5949 Hollister Ave., Goleta, CA 93117 USA Telephone 805-685-1006, Fax 805-685-6869 Website http://www.eiffel.com Customer support http://support.eiffel.com ]" end