/*\
 *  libLB - The LBPP support library
 *  Copyright (C) 2001   Anthony Liguori <ajl13@bellatlantic.net>
 *
 *  libLB is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  libLB 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
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
\*/

#ifndef _LB_WINDOW_H
#define _LB_WINDOW_H

#include "lb.h"

typedef struct _variable_queue_tag
{
  Variable *v;
  struct _variable_queue_tag *next;
} VarQ;

typedef struct _lb_gui_tag
{
  GtkWidget *w;
  GtkWidget *c;
  LBString close_label;

  VarQ *queue;
  int queue_size;
  int queue_capacity;
} LBGUI;

#define LB_GUI_CLOSE 1
#define LB_GUI_GOTO 2

int lb_open_window(LBContext *cxt, char *name, Variable *handle);
void lb_close_window(LBContext *cxt, LBGUI *gui);
int lb_eof_window(LBContext *cxt, LBGUI *gui);

LBString lb_read_window_str(LBContext *cxt, LBGUI *gui, size_t size);
int lb_write_window_str(LBContext *cxt, LBGUI *gui, LBString str);

double lb_read_window_db(LBContext *cxt, LBGUI *gui);

gint lb_gtk_delete(GtkWidget *w, GdkEvent *e, gpointer data);
void lb_gtk_destroy(GtkWidget *w, gpointer data);
void lb_gtk_button_clicked(GtkWidget *w, gpointer data);

#endif