/* Dia -- a diagram creation/manipulation program
 * Copyright (C) 1998 Alexander Larsson
 *
 * 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.
 */


#include "focus.h"

static Focus *active_focus_ptr = NULL;

void
request_focus(Focus *focus)
{
  if (active_focus_ptr != NULL) {
    active_focus_ptr->has_focus = FALSE;
  }
  active_focus_ptr = focus;
  active_focus_ptr->has_focus = TRUE;
}

Focus *
active_focus(void)
{
  return active_focus_ptr;
}

void
remove_focus(void)
{
  if (active_focus_ptr != NULL) {
    active_focus_ptr->has_focus = FALSE;
  }
  active_focus_ptr = NULL;
}