///////////////////////////////////////////////////////////////////////////////
//                             Lisaac Library                                //
//                                                                           //
//                   LSIIT - ULP - CNRS - INRIA - FRANCE                     //
//                                                                           //
//   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 3 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, see <http://www.gnu.org/licenses/>.   //
//                                                                           //
//                     http://isaacproject.u-strasbg.fr/                     //
///////////////////////////////////////////////////////////////////////////////
Section Header

  + name    := INBOX;


  - copyright   := "2003-2005 Jérome Boutet, 2003-2007 Benoit Sonntag";
  
  - bibliography:="http://IsaacOS.com";
  - author      :="Sonntag Benoit (bsonntag@loria.fr)";
  - comment     :="Message.";

  - version :=1;  
  - date    :="2003/04";
  
Section Inherit  
  
  - parent_object:OBJECT := OBJECT;
  
Section Private  
  
  - gui_buffer_event:FAST_ARRAY[EVENT_GUI] := 
  ( + result:FAST_ARRAY[EVENT_GUI];
    + new_evt:EVENT_GUI;
    
    result := FAST_ARRAY[EVENT_GUI].create 16; 
    0.to 15 do { j:INTEGER;
      new_evt := EVENT_GUI.clone;
      result.put new_evt to j;
    };
    result
  );
  
  - gui_p_beg:UINTEGER_8;  // Pointer on the buffer (beginning)
  - gui_p_end:UINTEGER_8;  // Pointer on the buffer (end)
  
Section Public
  
  - receive msg:EVENT <-
  (
    // Nothing.
  );

  - send dst:INBOX <-
  ( + tmp:UINTEGER_8;
    tmp:=(gui_p_end+1) & 0Fh;
    (tmp != gui_p_beg).if {
      gui_buffer_event.item gui_p_end.make Self at dst;
      gui_p_end:=tmp;
      dst.receive (gui_buffer_event.item gui_p_beg);
      gui_p_beg := (gui_p_beg+1) & 0Fh;
    };
  );
