/*
PrtView plugin for GtkRadiant
Copyright (C) 2001 Geoffrey Dewan, Loki software and qeradiant.com

This library 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.

This library 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
*/

// LoadPortalFileDialog.cpp : implementation file
//

#include "LoadPortalFileDialog.h"

#include <gtk/gtk.h>
#include <gtkutil/pointer.h>
#include "stream/stringstream.h"
#include "convert.h"
#include "gtkutil/pointer.h"

#include "qerplugin.h"

#include "prtview.h"
#include "portals.h"

static void dialog_button_callback (GtkWidget *widget, gpointer data)
{
  GtkWidget *parent;
  int *loop, *ret;

  parent = gtk_widget_get_toplevel (widget);
  loop = (int*)g_object_get_data (G_OBJECT (parent), "loop");
  ret = (int*)g_object_get_data (G_OBJECT (parent), "ret");

  *loop = 0;
  *ret = gpointer_to_int(data);
}

static gint dialog_delete_callback (GtkWidget *widget, GdkEvent* event, gpointer data)
{
  int *loop;

  gtk_widget_hide (widget);
  loop = (int*)g_object_get_data (G_OBJECT (widget), "loop");
  *loop = 0;

  return TRUE;
}

static void file_sel_callback (GtkWidget *widget, gpointer data)
{
  GtkWidget *parent;
  int *loop;
  char **filename;
 
  parent = gtk_widget_get_toplevel (widget);
  loop = (int*)g_object_get_data (G_OBJECT (parent), "loop");
  filename = (char**)g_object_get_data (G_OBJECT (parent), "filename");
 
  *loop = 0;
  if (gpointer_to_int(data) == IDOK)
    *filename = g_strdup (gtk_file_selection_get_filename (GTK_FILE_SELECTION (parent)));
}

static void change_clicked (GtkWidget *widget, gpointer data)
{
  GtkWidget* file_sel;
  char* filename = NULL;
  int loop = 1;

  file_sel = gtk_file_selection_new ("Locate portal (.prt) file");
  gtk_signal_connect (GTK_OBJECT (GTK_FILE_SELECTION (file_sel)->ok_button), "clicked",
                      GTK_SIGNAL_FUNC (file_sel_callback), GINT_TO_POINTER (IDOK));
  gtk_signal_connect (GTK_OBJECT (GTK_FILE_SELECTION (file_sel)->cancel_button), "clicked",
                      GTK_SIGNAL_FUNC (file_sel_callback), GINT_TO_POINTER (IDCANCEL));
  gtk_signal_connect (GTK_OBJECT (file_sel), "delete_event",
                      GTK_SIGNAL_FUNC (dialog_delete_callback), NULL);
  gtk_file_selection_hide_fileop_buttons (GTK_FILE_SELECTION (file_sel));

  g_object_set_data (G_OBJECT (file_sel), "loop", &loop);
  g_object_set_data (G_OBJECT (file_sel), "filename", &filename);
  gtk_file_selection_set_filename (GTK_FILE_SELECTION (file_sel), portals.fn);

  gtk_grab_add (file_sel);
  gtk_widget_show (file_sel);

  while (loop)
    gtk_main_iteration ();

  gtk_grab_remove (file_sel);
  gtk_widget_destroy (file_sel);

  if (filename != NULL)
  {
    strcpy (portals.fn, filename);
    gtk_entry_set_text (GTK_ENTRY (data), filename);
    g_free (filename);
  }
}

int DoLoadPortalFileDialog ()
{
  GtkWidget *dlg, *vbox, *hbox, *button, *entry, *check2d, *check3d;
  int loop = 1, ret = IDCANCEL;

  dlg = gtk_window_new (GTK_WINDOW_TOPLEVEL);
  gtk_window_set_title (GTK_WINDOW (dlg), "Load .prt");
  gtk_signal_connect (GTK_OBJECT (dlg), "delete_event",
                      GTK_SIGNAL_FUNC (dialog_delete_callback), NULL);
  gtk_signal_connect (GTK_OBJECT (dlg), "destroy",
                      GTK_SIGNAL_FUNC (gtk_widget_destroy), NULL);
  g_object_set_data (G_OBJECT (dlg), "loop", &loop);
  g_object_set_data (G_OBJECT (dlg), "ret", &ret);

  vbox = gtk_vbox_new (FALSE, 5);
  gtk_widget_show (vbox);
  gtk_container_add (GTK_CONTAINER (dlg), vbox);
  gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_entry_set_editable (GTK_ENTRY (entry), FALSE);
  gtk_box_pack_start (GTK_BOX (vbox), entry, FALSE, FALSE, 0);

  hbox = gtk_hbox_new (FALSE, 5);
  gtk_widget_show (hbox);
  gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);

  check3d = gtk_check_button_new_with_label ("Show 3D");
  gtk_widget_show (check3d);
  gtk_box_pack_start (GTK_BOX (hbox), check3d, FALSE, FALSE, 0);

  check2d = gtk_check_button_new_with_label ("Show 2D");
  gtk_widget_show (check2d);
  gtk_box_pack_start (GTK_BOX (hbox), check2d, FALSE, FALSE, 0);

  button = gtk_button_new_with_label ("Change");
  gtk_widget_show (button);
  gtk_box_pack_end (GTK_BOX (hbox), button, FALSE, FALSE, 0);
  gtk_signal_connect (GTK_OBJECT (button), "clicked", GTK_SIGNAL_FUNC (change_clicked), entry);
  gtk_widget_set_usize (button, 60, -2);

  hbox = gtk_hbox_new (FALSE, 5);
  gtk_widget_show (hbox);
  gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);

  button = gtk_button_new_with_label ("Cancel");
  gtk_widget_show (button);
  gtk_box_pack_end (GTK_BOX (hbox), button, FALSE, FALSE, 0);
  gtk_signal_connect (GTK_OBJECT (button), "clicked",
		      GTK_SIGNAL_FUNC (dialog_button_callback), GINT_TO_POINTER (IDCANCEL));
  gtk_widget_set_usize (button, 60, -2);

  button = gtk_button_new_with_label ("OK");
  gtk_widget_show (button);
  gtk_box_pack_end (GTK_BOX (hbox), button, FALSE, FALSE, 0);
  gtk_signal_connect (GTK_OBJECT (button), "clicked",
		      GTK_SIGNAL_FUNC (dialog_button_callback), GINT_TO_POINTER (IDOK));
  gtk_widget_set_usize (button, 60, -2);

  strcpy (portals.fn, GlobalRadiant().getMapName());
  char* fn = strrchr (portals.fn, '.');
  if (fn != NULL)
  {
    strcpy(fn, ".prt");
  }

  StringOutputStream value(256);
  value << portals.fn;
  gtk_entry_set_text (GTK_ENTRY (entry), value.c_str());
  gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (check2d), portals.show_2d);
  gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (check3d), portals.show_3d);

  gtk_grab_add (dlg);
  gtk_widget_show (dlg);

  while (loop)
    gtk_main_iteration ();

  if (ret == IDOK)
  {
    portals.Purge();

    portals.show_3d = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (check3d)) ? true : false;
    portals.show_2d = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (check2d)) ? true : false;
  }

  gtk_grab_remove (dlg);
  gtk_widget_destroy (dlg);

  return ret;
}