note description: "A combo box which has a drop down list box." legal: "See notice at end of class." status: "See notice at end of class." date: "$Date$" revision: "$Revision$" class WEL_DROP_DOWN_LIST_COMBO_BOX inherit WEL_COMBO_BOX redefine height end create make, make_by_id feature -- Access height: INTEGER -- Height including the list box do Result := dropped_rect.height end feature -- Status setting show_list -- Show the drop down list require exists: exists do {WEL_API}.send_message (item, Cb_showdropdown, to_wparam (1), to_lparam (0)) ensure list_shown: list_shown end hide_list -- Hide the drop down list require exists: exists do {WEL_API}.send_message (item, Cb_showdropdown, to_wparam (0), to_lparam (0)) ensure list_not_shown: not list_shown end feature -- Status report list_shown: BOOLEAN -- Is the drop down list shown? require exists: exists do Result := {WEL_API}.send_message_result (item, Cb_getdroppedstate, to_wparam (0), to_lparam (0)) /= default_pointer end feature -- Obsolete show_drop_down obsolete "Use `show_list' [2017-05-31]" require exists: exists do show_list ensure list_shown: list_shown end hide_drop_down obsolete "Use `hide_list' [2017-05-31]" require exists: exists do hide_list ensure list_not_shown: not list_shown end dropped_down: BOOLEAN obsolete "Use `list_shown' [2017-05-31]" require exists: exists do Result := list_shown end feature {NONE} -- Implementation default_style: INTEGER -- Default style used to create the control once Result := Ws_visible + Ws_child + Ws_group + Ws_tabstop + Ws_vscroll + Cbs_dropdownlist + Cbs_autohscroll 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 -- class WEL_DROP_DOWN_LIST_COMBO_BOX