(*
 * <COPYRIGHT>
 * Copyright 2003 Gerd Stolpmann
 *
 * <GPL>
 * This file is part of WTimer.
 *
 * WTimer 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; either version 2 of the License, or
 * (at your option) any later version.
 *
 * WTimer 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 WDialog; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 * </>
 *)

(* $Id: filemenu.ml,v 1.3 2003/03/23 11:59:14 gerd Exp $
 * ----------------------------------------------------------------------
 *
 *)

open Wd_types
open Db.Types

exception Not_competent

let handle dlg db event =
  let universe = dlg # universe in
  let env = dlg # environment in
  let session = dlg # dialog_variable "session" in
  match event with
      Button("file-editor") ->
	(* Better to check permissions here than in prepare_page
	 * of editor:
	 *)
	let login = User (dlg # string_variable 
			    "session.login-user") in
	let sheet = Instance (dlg # string_variable
				"session.current-sheet") in
	if not (Db.Permission.check db sheet login `Read) then
	  raise Db_ac.Types.Permission_denied;
	!Registry.new_editor universe env session
    | Button("file-select-user") ->
	!Registry.new_selectuser universe env session
    | Button("file-time-travel") ->
	!Registry.new_timetravel universe env session
    | Button("file-export") ->
	!Registry.new_export universe env session
    | Button("file-admin") ->
	!Registry.new_admin universe env session
    | Button("file-logout") ->
	!Registry.new_startpage universe env
    | _ ->
	raise Not_competent
;;

      

(* ======================================================================
 * History:
 * 
 * $Log: filemenu.ml,v $
 * Revision 1.3  2003/03/23 11:59:14  gerd
 * 	GPL
 *
 * Revision 1.2  2003/01/26 23:45:16  gerd
 * 	Improved error behaviour.
 *
 * Revision 1.1  2002/11/16 12:34:51  gerd
 * 	Initial revision
 *
 * 
 *)