/********************************************************************\
 * dialog-daterange.c -- dialog for date range entry                *
 * Copyright (C) 2002 Christian Stimming                            *
 *                                                                  *
 * 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, contact:                        *
 *                                                                  *
 * Free Software Foundation           Voice:  +1-617-542-5942       *
 * 59 Temple Place - Suite 330        Fax:    +1-617-542-2652       *
 * Boston, MA  02111-1307,  USA       gnu@gnu.org                   *
\********************************************************************/

#include "config.h"

#include <gnome.h>

#include "dialog-utils.h"
#include "gnc-ui.h"
#include "gnc-date-edit.h"
#include "dialog-daterange.h"

typedef struct 
{
  GtkWidget *enter_from_button;
  GtkWidget *enter_to_button;
  GtkWidget *from_dateedit;
  GtkWidget *to_dateedit;
} DaterangeInfo;

void on_button_toggled (GtkToggleButton *button, gpointer user_data);


gboolean
gnc_hbci_enter_daterange (GtkWidget *parent,
			  const char *heading,
			  Timespec *from_date, 
			  gboolean *last_retv_date,
			  gboolean *first_possible_date,
			  Timespec *to_date,
			  gboolean *to_now)
{
  GtkWidget *dialog;
  GladeXML *xml;
  gint result;
  DaterangeInfo info;

  GtkWidget *heading_label;
  GtkWidget *last_retrieval_button;
  GtkWidget *first_button;
  GtkWidget *now_button;
  
  xml = gnc_glade_xml_new ("hbci.glade", "HBCI_daterange_dialog");

  g_assert
    (dialog = glade_xml_get_widget (xml, "HBCI_daterange_dialog"));

  if (parent)
    gnome_dialog_set_parent (GNOME_DIALOG (dialog), GTK_WINDOW (parent));

  g_assert 
    (heading_label  = glade_xml_get_widget (xml, "heading_label"));
  g_assert 
    (last_retrieval_button  = glade_xml_get_widget (xml, "last_retrieval_button"));
  g_assert 
    (first_button  = glade_xml_get_widget (xml, "first_button"));
  g_assert 
    (info.enter_from_button  = glade_xml_get_widget (xml, "enter_from_button"));
  g_assert 
    (info.enter_to_button  = glade_xml_get_widget (xml, "enter_to_button"));
  g_assert 
    (now_button  = glade_xml_get_widget (xml, "now_button"));

  info.from_dateedit = gnc_date_edit_new_ts (*from_date, FALSE, FALSE);
  gtk_container_add (GTK_CONTAINER (glade_xml_get_widget 
				    (xml, "enter_from_box")),
		     info.from_dateedit);

  info.to_dateedit = gnc_date_edit_new_ts (*to_date, FALSE, FALSE);
  gtk_container_add (GTK_CONTAINER (glade_xml_get_widget 
				    (xml, "enter_to_box")),
		     info.to_dateedit);

  if (*last_retv_date == FALSE) {
    gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (first_button), TRUE);
    gtk_widget_set_sensitive (last_retrieval_button, FALSE);
  }

  gtk_widget_set_sensitive (info.from_dateedit, FALSE);
  gtk_widget_set_sensitive (info.to_dateedit, FALSE);
  gtk_signal_connect (GTK_OBJECT (info.enter_from_button), "toggled", 
		      GTK_SIGNAL_FUNC (on_button_toggled), &info);
  gtk_signal_connect (GTK_OBJECT (info.enter_to_button), "toggled", 
		      GTK_SIGNAL_FUNC (on_button_toggled), &info);

  gnome_dialog_set_default (GNOME_DIALOG (dialog), 0);

  if (heading)
    gtk_label_set_text (GTK_LABEL (heading_label), heading);

  gtk_widget_grab_focus (glade_xml_get_widget (xml, "ok_button"));

  /* Hide on close instead of destroy since we still need the values
     from the boxes. */
  gnome_dialog_close_hides (GNOME_DIALOG (dialog), TRUE);
  gtk_widget_show_all (GTK_WIDGET (dialog));
  
  result = gnome_dialog_run_and_close (GNOME_DIALOG (dialog));

  if (result == 0)
  {
    *from_date = gnc_date_edit_get_date_ts (GNC_DATE_EDIT (info.from_dateedit));
    *last_retv_date = gtk_toggle_button_get_active 
      (GTK_TOGGLE_BUTTON (last_retrieval_button));
    *first_possible_date = gtk_toggle_button_get_active 
      (GTK_TOGGLE_BUTTON (first_button));
    *to_date = gnc_date_edit_get_date_ts (GNC_DATE_EDIT (info.to_dateedit));
    *to_now = gtk_toggle_button_get_active 
      (GTK_TOGGLE_BUTTON (now_button));

    gtk_widget_destroy (GTK_WIDGET (dialog));
    return TRUE;
  }
  
  gtk_widget_destroy (GTK_WIDGET (dialog));
  return FALSE;
}

void on_button_toggled (GtkToggleButton *button, gpointer user_data)
{
  DaterangeInfo *info = user_data;
  g_assert (info);
  
  gtk_widget_set_sensitive (info->from_dateedit, 
			    gtk_toggle_button_get_active 
			    (GTK_TOGGLE_BUTTON (info->enter_from_button)));
  gtk_widget_set_sensitive (info->to_dateedit, 
			    gtk_toggle_button_get_active 
			    (GTK_TOGGLE_BUTTON (info->enter_to_button)));
}