------------------------------------------------------------------------------
------------------------------------------------------------------------------
-- Cheddar is a GNU GPL real-time scheduling analysis tool.
-- This program provides services to automatically check schedulability and
-- other performance criteria of real-time architecture models.
--
-- Copyright (C) 2002-2023, Frank Singhoff, Alain Plantec, Jerome Legrand,
--                          Hai Nam Tran, Stephane Rubini
--
-- The Cheddar project was started in 2002 by
-- Frank Singhoff, Lab-STICC UMR 6285, Université de Bretagne Occidentale
--
-- Cheddar has been published in the "Agence de Protection des Programmes/France" in 2008.
-- Since 2008, Ellidiss technologies also contributes to the development of
-- Cheddar and provides industrial support.
--
-- The full list of contributors and sponsors can be found in README.md
--
-- This program 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.
--
-- This program 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 this program; if not, write to the Free Software
-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
--
--
-- Contact : cheddar@listes.univ-brest.fr
--
------------------------------------------------------------------------------
-- Last update :
--    $Rev: 3657 $
--    $Date: 2020-12-13 13:25:49 +0100 (dim., 13 déc. 2020) $
--    $Author: singhoff $
------------------------------------------------------------------------------
------------------------------------------------------------------------------

with Ada.IO_Exceptions;             use Ada.IO_Exceptions;
with GNAT.Current_Exception;        use GNAT.Current_Exception;
with Ada.Strings.Unbounded;         use Ada.Strings.Unbounded;
with Ada.Text_IO;                   use Ada.Text_IO;

with Gtk.Menu_Item;                     use Gtk.Menu_Item;
with Gtk;                               use Gtk;
with Gtk.Main;                          use Gtk.Main;
with Glib.Error;                        use Glib.Error;
with Gtk.Widget;                        use Gtk.Widget;
with Gtk.Dialog;                        use Gtk.Dialog;
with Gtk.Label;                         use Gtk.Label;
with Gtk.Text_Tag;                      use Gtk.Text_Tag;
with Gtkada.Builder;                    use Gtkada.Builder;
with Gtk.Text_Buffer;                   use Gtk.Text_Buffer;
with Glib;                              use Glib;
with Glib.Object;                      use Glib.Object;

with unbounded_strings;                 use unbounded_strings;
with io_tools;                          use io_tools;
with translate;                     use translate;
with framework_config;              use framework_config;

with graphical_editor.user_message; use graphical_editor.user_message;
with graphical_editor.manual_callbacks; use graphical_editor.manual_callbacks;


package body graphical_editor.manuals is

   procedure show_manual_widget is

      builder      : gtkada_builder;
   error             : aliased Glib.Error.gerror;
      diag              : guint;

      buffer_text  : gobject;
      file_content : Unbounded_String;

   begin

      Gtk.Main.Init;
      Gtk_New (builder);
      diag :=
        Add_From_File (builder, To_String (glade_path) & "manual.glade", error'access);
      if diag = 0 then
         Ada.Text_IO.Put_Line ("Error : " & Get_Message (error));
         Error_Free (error);
         return;
      end if;

      buffer_text := Get_Object (builder, "textbuffer1");

      begin
         file_content :=
           read_sequential_file (To_String (glade_path) & "manual_fr.txt");
      exception
         when Ada.IO_Exceptions.Name_Error =>
            show_message_box
              (lb_can_not_open_file (current_language) &
                 To_Unbounded_String (", manual text file, Name_Error"));
         when Ada.IO_Exceptions.Status_Error =>
            show_message_box
              (lb_can_not_open_file (current_language) &
                 To_Unbounded_String (", manual text file, Status_Error"));
         when Ada.IO_Exceptions.Mode_Error =>
            show_message_box
              (lb_can_not_open_file (current_language) &
                 To_Unbounded_String (", manual text file, Mode_Error"));
         when Ada.IO_Exceptions.Use_Error =>
            show_message_box
              (lb_can_not_open_file (current_language) &
                 To_Unbounded_String (", manual text file, Use_Error"));
         when Ada.IO_Exceptions.Device_Error =>
            show_message_box
              (lb_can_not_open_file (current_language) &
                 To_Unbounded_String (", manual text file, Device_Error"));
         when Ada.IO_Exceptions.End_Error =>
            show_message_box
              (lb_can_not_open_file (current_language) &
                 To_Unbounded_String (", manual text file, End_Error"));
         when Ada.IO_Exceptions.Data_Error =>
            show_message_box
              (lb_can_not_open_file (current_language) &
                 To_Unbounded_String (" manual text file, Data_Error"));
         when Ada.IO_Exceptions.Layout_Error =>
            show_message_box
              (lb_can_not_open_file (current_language) &
                 To_Unbounded_String (", manual text file, Layout_Error"));
         when others =>
            show_message_box
              (lb_can_not_read_file (current_language) &
                 ", manual text file ; " &
                 Exception_Name &
                 " ; " &
                 Exception_Message);
      end;

      Gtk.Text_Buffer.Set_Text
        (gtk_text_buffer (buffer_text),
         To_String (file_content));

      Register_Handler
        (Builder      => builder,
         Handler_Name => "on_button1_clicked",
         Handler      =>
           graphical_editor.manual_callbacks.close_manual_widget'access);

      Do_Connect (builder);

      declare
         Custom_Widget : constant Gtk.Widget.Gtk_Widget :=
           Gtk.Widget.Gtk_Widget (Get_Object (Builder, "window1"));
      begin
         Gtk.Widget.Show_All (Custom_Widget);
      end;

      Gtk.Main.Main;
      Unref (builder);

   end show_manual_widget;

end graphical_editor.manuals;