/* prop-editor.c

 * Copyright (C) 2000  Red Hat, Inc.

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Library General Public

 * License as published by the Free Software Foundation; either

 * version 2 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

 * Library General Public License for more details.

 *

 * You should have received a copy of the GNU Library 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.

 */

#include <string.h>

#include <gtk/gtk.h>

#include "prop-editor.h"

typedef struct

{

  gpointer instance;

  GObject *alive_object;

  guint id;

} DisconnectData;

static void

disconnect_func (gpointer data)

{

  DisconnectData *dd = data;

  g_signal_handler_disconnect (dd->instance, dd->id);

}

static void

signal_removed (gpointer  data,

		GClosure *closure)

{

  DisconnectData *dd = data;

  g_object_steal_data (dd->alive_object, "alive-object-data");

  g_free (dd);

}

static gboolean

is_child_property (GParamSpec *pspec)

{

  return g_param_spec_get_qdata (pspec, g_quark_from_string ("is-child-prop")) != NULL;

}

static void

mark_child_property (GParamSpec *pspec)

{

  g_param_spec_set_qdata (pspec, g_quark_from_string ("is-child-prop"), 

			  GINT_TO_POINTER (TRUE));

}

static void

g_object_connect_property (GObject     *object,

			   GParamSpec  *spec,

                           GCallback    func,

                           gpointer     data,

                           GObject     *alive_object)

{

  GClosure *closure;

  gchar *with_detail;

  DisconnectData *dd;

  if (is_child_property (spec))

    with_detail = g_strconcat ("child-notify::", spec->name, NULL);

  else

    with_detail = g_strconcat ("notify::", spec->name, NULL);

  dd = g_new (DisconnectData, 1);

  closure = g_cclosure_new (func, data, NULL);

  g_closure_add_invalidate_notifier (closure, dd, signal_removed);

  dd->id = g_signal_connect_closure (object, with_detail,

				     closure, FALSE);

  dd->instance = object;

  dd->alive_object = alive_object;

  g_object_set_data_full (G_OBJECT (alive_object),

                          "alive-object-data",

                          dd,

                          disconnect_func);

  g_free (with_detail);

}

typedef struct 

{

  GObject *obj;

  GParamSpec *spec;

  gint modified_id;

} ObjectProperty;

static void

free_object_property (ObjectProperty *p)

{

  g_free (p);

}

static void

connect_controller (GObject     *controller,

                    const gchar *signal,

                    GObject     *model,

		    GParamSpec  *spec,

                    GCallback    func)

{

  ObjectProperty *p;

  p = g_new (ObjectProperty, 1);

  p->obj = model;

  p->spec = spec;

  p->modified_id = g_signal_connect_data (controller, signal, func, p,

					  (GClosureNotify)free_object_property,

					  0);

  g_object_set_data (controller, "object-property", p);

}

static void

block_controller (GObject *controller)

{

  ObjectProperty *p = g_object_get_data (controller, "object-property");

  if (p)

    g_signal_handler_block (controller, p->modified_id);

}

static void

unblock_controller (GObject *controller)

{

  ObjectProperty *p = g_object_get_data (controller, "object-property");

  if (p)

    g_signal_handler_unblock (controller, p->modified_id);

}

static void

int_modified (GtkAdjustment *adj, gpointer data)

{

  ObjectProperty *p = data;

  if (is_child_property (p->spec))

    {

      GtkWidget *widget = GTK_WIDGET (p->obj);

      GtkWidget *parent = gtk_widget_get_parent (widget);

      gtk_container_child_set (GTK_CONTAINER (parent), 

			       widget, p->spec->name, (int) adj->value, NULL);

    }

  else

    g_object_set (p->obj, p->spec->name, (int) adj->value, NULL);

}

static void

get_property_value (GObject *object, GParamSpec *pspec, GValue *value)

{

  if (is_child_property (pspec))

    {

      GtkWidget *widget = GTK_WIDGET (object);

      GtkWidget *parent = gtk_widget_get_parent (widget);

      gtk_container_child_get_property (GTK_CONTAINER (parent),

					widget, pspec->name, value);

    }

  else

    g_object_get_property (object, pspec->name, value);

}

static void

int_changed (GObject *object, GParamSpec *pspec, gpointer data)

{

  GtkAdjustment *adj = GTK_ADJUSTMENT (data);

  GValue val = { 0, };  

  g_value_init (&val, G_TYPE_INT);

  get_property_value (object, pspec, &val;;

  if (g_value_get_int (&val) != (int)adj->value)

    {

      block_controller (G_OBJECT (adj));

      gtk_adjustment_set_value (adj, g_value_get_int (&val));

      unblock_controller (G_OBJECT (adj));

    }

  g_value_unset (&val;;

}

static void

uint_modified (GtkAdjustment *adj, gpointer data)

{

  ObjectProperty *p = data;

  if (is_child_property (p->spec))

    {

      GtkWidget *widget = GTK_WIDGET (p->obj);

      GtkWidget *parent = gtk_widget_get_parent (widget);

      gtk_container_child_set (GTK_CONTAINER (parent), 

			       widget, p->spec->name, (guint) adj->value, NULL);

    }

  else

    g_object_set (p->obj, p->spec->name, (guint) adj->value, NULL);

}

static void

uint_changed (GObject *object, GParamSpec *pspec, gpointer data)

{

  GtkAdjustment *adj = GTK_ADJUSTMENT (data);

  GValue val = { 0, };  

  g_value_init (&val, G_TYPE_UINT);

  get_property_value (object, pspec, &val;;

  if (g_value_get_uint (&val) != (guint)adj->value)

    {

      block_controller (G_OBJECT (adj));

      gtk_adjustment_set_value (adj, g_value_get_uint (&val));

      unblock_controller (G_OBJECT (adj));

    }

  g_value_unset (&val;;

}

static void

float_modified (GtkAdjustment *adj, gpointer data)

{

  ObjectProperty *p = data;

  if (is_child_property (p->spec))

    {

      GtkWidget *widget = GTK_WIDGET (p->obj);

      GtkWidget *parent = gtk_widget_get_parent (widget);

      gtk_container_child_set (GTK_CONTAINER (parent), 

			       widget, p->spec->name, (float) adj->value, NULL);

    }

  else

    g_object_set (p->obj, p->spec->name, (float) adj->value, NULL);

}

static void

float_changed (GObject *object, GParamSpec *pspec, gpointer data)

{

  GtkAdjustment *adj = GTK_ADJUSTMENT (data);

  GValue val = { 0, };  

  g_value_init (&val, G_TYPE_FLOAT);

  get_property_value (object, pspec, &val;;

  if (g_value_get_float (&val) != (float) adj->value)

    {

      block_controller (G_OBJECT (adj));

      gtk_adjustment_set_value (adj, g_value_get_float (&val));

      unblock_controller (G_OBJECT (adj));

    }

  g_value_unset (&val;;

}

static void

double_modified (GtkAdjustment *adj, gpointer data)

{

  ObjectProperty *p = data;

  if (is_child_property (p->spec))

    {

      GtkWidget *widget = GTK_WIDGET (p->obj);

      GtkWidget *parent = gtk_widget_get_parent (widget);

      gtk_container_child_set (GTK_CONTAINER (parent), 

			       widget, p->spec->name, (double) adj->value, NULL);

    }

  else

    g_object_set (p->obj, p->spec->name, (double) adj->value, NULL);

}

static void

double_changed (GObject *object, GParamSpec *pspec, gpointer data)

{

  GtkAdjustment *adj = GTK_ADJUSTMENT (data);

  GValue val = { 0, };  

  g_value_init (&val, G_TYPE_DOUBLE);

  get_property_value (object, pspec, &val;;

  if (g_value_get_double (&val) != adj->value)

    {

      block_controller (G_OBJECT (adj));

      gtk_adjustment_set_value (adj, g_value_get_double (&val));

      unblock_controller (G_OBJECT (adj));

    }

  g_value_unset (&val;;

}

static void

string_modified (GtkEntry *entry, gpointer data)

{

  ObjectProperty *p = data;

  const gchar *text;

  text = gtk_entry_get_text (entry);

  if (is_child_property (p->spec))

    {

      GtkWidget *widget = GTK_WIDGET (p->obj);

      GtkWidget *parent = gtk_widget_get_parent (widget);

      gtk_container_child_set (GTK_CONTAINER (parent), 

			       widget, p->spec->name, text, NULL);

    }

  else

    g_object_set (p->obj, p->spec->name, text, NULL);

}

static void

string_changed (GObject *object, GParamSpec *pspec, gpointer data)

{

  GtkEntry *entry = GTK_ENTRY (data);

  GValue val = { 0, };  

  const gchar *str;

  const gchar *text;

  g_value_init (&val, G_TYPE_STRING);

  get_property_value (object, pspec, &val;;

  str = g_value_get_string (&val;;

  if (str == NULL)

    str = "";

  text = gtk_entry_get_text (entry);

  if (strcmp (str, text) != 0)

    {

      block_controller (G_OBJECT (entry));

      gtk_entry_set_text (entry, str);

      unblock_controller (G_OBJECT (entry));

    }

  g_value_unset (&val;;

}

static void

bool_modified (GtkToggleButton *tb, gpointer data)

{

  ObjectProperty *p = data;

  if (is_child_property (p->spec))

    {

      GtkWidget *widget = GTK_WIDGET (p->obj);

      GtkWidget *parent = gtk_widget_get_parent (widget);

      gtk_container_child_set (GTK_CONTAINER (parent), 

			       widget, p->spec->name, (int) tb->active, NULL);

    }

  else

    g_object_set (p->obj, p->spec->name, (int) tb->active, NULL);

}

static void

bool_changed (GObject *object, GParamSpec *pspec, gpointer data)

{

  GtkToggleButton *tb = GTK_TOGGLE_BUTTON (data);

  GValue val = { 0, };  

  g_value_init (&val, G_TYPE_BOOLEAN);

  get_property_value (object, pspec, &val;;

  if (g_value_get_boolean (&val) != tb->active)

    {

      block_controller (G_OBJECT (tb));

      gtk_toggle_button_set_active (tb, g_value_get_boolean (&val));

      unblock_controller (G_OBJECT (tb));

    }

  gtk_label_set_text (GTK_LABEL (GTK_BIN (tb)->child), g_value_get_boolean (&val) ?

                      "TRUE" : "FALSE");

  g_value_unset (&val;;

}

static void

enum_modified (GtkComboBox *cb, gpointer data)

{

  ObjectProperty *p = data;

  gint i;

  GEnumClass *eclass;

  eclass = G_ENUM_CLASS (g_type_class_peek (p->spec->value_type));

  i = gtk_combo_box_get_active (cb);

  if (is_child_property (p->spec))

    {

      GtkWidget *widget = GTK_WIDGET (p->obj);

      GtkWidget *parent = gtk_widget_get_parent (widget);

      gtk_container_child_set (GTK_CONTAINER (parent), 

			       widget, p->spec->name, eclass->values[i].value, NULL);

    }

  else

    g_object_set (p->obj, p->spec->name, eclass->values[i].value, NULL);

}

static void

enum_changed (GObject *object, GParamSpec *pspec, gpointer data)

{

  GtkComboBox *cb = GTK_COMBO_BOX (data);

  GValue val = { 0, };  

  GEnumClass *eclass;

  gint i;

  eclass = G_ENUM_CLASS (g_type_class_peek (pspec->value_type));

  g_value_init (&val, pspec->value_type);

  get_property_value (object, pspec, &val;;

  i = 0;

  while (i < eclass->n_values)

    {

      if (eclass->values[i].value == g_value_get_enum (&val))

        break;

      ++i;

    }

  if (gtk_combo_box_get_active (cb) != i)

    {

      block_controller (G_OBJECT (cb));

      gtk_combo_box_set_active (cb, i);

      unblock_controller (G_OBJECT (cb));

    }

  g_value_unset (&val;;

}

static void

flags_modified (GtkCheckButton *button, gpointer data)

{

  ObjectProperty *p = data;

  gboolean active;

  GFlagsClass *fclass;

  guint flags;

  gint i;

  fclass = G_FLAGS_CLASS (g_type_class_peek (p->spec->value_type));

  active = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));

  i = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (button), "index"));

  if (is_child_property (p->spec))

    {

      GtkWidget *widget = GTK_WIDGET (p->obj);

      GtkWidget *parent = gtk_widget_get_parent (widget);

      gtk_container_child_get (GTK_CONTAINER (parent), 

			       widget, p->spec->name, &flags, NULL);

      if (active)

        flags |= fclass->values[i].value;

      else

        flags &= ~fclass->values[i].value;

      gtk_container_child_set (GTK_CONTAINER (parent), 

			       widget, p->spec->name, flags, NULL);

    }

  else

    {

      g_object_get (p->obj, p->spec->name, &flags, NULL);

      if (active)

        flags |= fclass->values[i].value;

      else

        flags &= ~fclass->values[i].value;

      g_object_set (p->obj, p->spec->name, flags, NULL);

    }

}

static void

flags_changed (GObject *object, GParamSpec *pspec, gpointer data)

{

  GList *children, *c;

  GValue val = { 0, };  

  GFlagsClass *fclass;

  guint flags;

  gint i;

  fclass = G_FLAGS_CLASS (g_type_class_peek (pspec->value_type));

  g_value_init (&val, pspec->value_type);

  get_property_value (object, pspec, &val;;

  flags = g_value_get_flags (&val;;

  g_value_unset (&val;;

  children = gtk_container_get_children (GTK_CONTAINER (data));

  for (c = children, i = 0; c; c = c->next, i++)

    {

      block_controller (G_OBJECT (c->data));

      gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (c->data),

                                    (fclass->values[i].value & flags) != 0);

      unblock_controller (G_OBJECT (c->data));

    }

  g_list_free (children);

}

static gunichar

unichar_get_value (GtkEntry *entry)

{

  const gchar *text = gtk_entry_get_text (entry);

  if (text[0])

    return g_utf8_get_char (text);

  else

    return 0;

}

static void

unichar_modified (GtkEntry *entry, gpointer data)

{

  ObjectProperty *p = data;

  gunichar val = unichar_get_value (entry);

  if (is_child_property (p->spec))

    {

      GtkWidget *widget = GTK_WIDGET (p->obj);

      GtkWidget *parent = gtk_widget_get_parent (widget);

      gtk_container_child_set (GTK_CONTAINER (parent), 

			       widget, p->spec->name, val, NULL);

    }

  else

    g_object_set (p->obj, p->spec->name, val, NULL);

}

static void

unichar_changed (GObject *object, GParamSpec *pspec, gpointer data)

{

  GtkEntry *entry = GTK_ENTRY (data);

  gunichar new_val;

  gunichar old_val = unichar_get_value (entry);

  GValue val = { 0, };

  gchar buf[7];

  gint len;

  g_value_init (&val, pspec->value_type);

  get_property_value (object, pspec, &val;;

  new_val = (gunichar)g_value_get_uint (&val;;

  if (new_val != old_val)

    {

      if (!new_val)

	len = 0;

      else

	len = g_unichar_to_utf8 (new_val, buf);

      buf[len] = '\0';

      block_controller (G_OBJECT (entry));

      gtk_entry_set_text (entry, buf);

      unblock_controller (G_OBJECT (entry));

    }

}

static void

pointer_changed (GObject *object, GParamSpec *pspec, gpointer data)

{

  GtkLabel *label = GTK_LABEL (data);

  gchar *str;

  gpointer ptr;

  g_object_get (object, pspec->name, &ptr, NULL);

  str = g_strdup_printf ("Pointer: %p", ptr);

  gtk_label_set_text (label, str);

  g_free (str);

}

static gchar *

object_label (GObject *obj, GParamSpec *pspec)

{

  const gchar *name;

  if (obj)

    name = g_type_name (G_TYPE_FROM_INSTANCE (obj));

  else if (pspec)

    name = g_type_name (G_PARAM_SPEC_VALUE_TYPE (pspec));

  else

    name = "unknown";

  return g_strdup_printf ("Object: %p (%s)", obj, name);

}

static void

object_changed (GObject *object, GParamSpec *pspec, gpointer data)

{

  GtkWidget *label, *button;

  gchar *str;

  GObject *obj;

  GList *children = gtk_container_get_children (GTK_CONTAINER (data)); 

  label = GTK_WIDGET (children->data);

  button = GTK_WIDGET (children->next->data);

  g_object_get (object, pspec->name, &obj, NULL);

  g_list_free (children);

  str = object_label (obj, pspec);

  gtk_label_set_text (GTK_LABEL (label), str);

  gtk_widget_set_sensitive (button, G_IS_OBJECT (obj));

  if (obj)

    g_object_unref (obj);

  g_free (str);

}

static void

model_destroy (gpointer data)

{

  g_object_steal_data (data, "model-object");

  gtk_widget_destroy (data);

}

static void

window_destroy (gpointer data)

{

  g_object_steal_data (data, "prop-editor-win");

}

static void

object_properties (GtkWidget *button, 

		   GObject   *object)

{

  gchar *name;

  GObject *obj;

  name = (gchar *) g_object_get_data (G_OBJECT (button), "property-name");

  g_object_get (object, name, &obj, NULL);

  if (G_IS_OBJECT (obj)) 

    create_prop_editor (obj, 0);

}

static void

color_modified (GtkColorButton *cb, gpointer data)

{

  ObjectProperty *p = data;

  GdkColor color;

  gtk_color_button_get_color (cb, &color;;

  if (is_child_property (p->spec))

    {

      GtkWidget *widget = GTK_WIDGET (p->obj);

      GtkWidget *parent = gtk_widget_get_parent (widget);

      gtk_container_child_set (GTK_CONTAINER (parent),

			       widget, p->spec->name, &color, NULL);

    }

  else

    g_object_set (p->obj, p->spec->name, &color, NULL);

}

static void

color_changed (GObject *object, GParamSpec *pspec, gpointer data)

{

  GtkColorButton *cb = GTK_COLOR_BUTTON (data);

  GValue val = { 0, };

  GdkColor *color;

  GdkColor cb_color;

  g_value_init (&val, GDK_TYPE_COLOR);

  get_property_value (object, pspec, &val;;

  color = g_value_get_boxed (&val;;

  gtk_color_button_get_color (cb, &cb_color);

  if (color != NULL && !gdk_color_equal (color, &cb_color))

    {

      block_controller (G_OBJECT (cb));

      gtk_color_button_set_color (cb, color);

      unblock_controller (G_OBJECT (cb));

    }

  g_value_unset (&val;;

}

static GtkWidget *

property_widget (GObject    *object, 

		 GParamSpec *spec, 

		 gboolean    can_modify)

{

  GtkWidget *prop_edit;

  GtkAdjustment *adj;

  gchar *msg;

  GType type = G_PARAM_SPEC_TYPE (spec);

  if (type == G_TYPE_PARAM_INT)

    {

      adj = GTK_ADJUSTMENT (gtk_adjustment_new (G_PARAM_SPEC_INT (spec)->default_value,

						G_PARAM_SPEC_INT (spec)->minimum,

						G_PARAM_SPEC_INT (spec)->maximum,

						1,

						MAX ((G_PARAM_SPEC_INT (spec)->maximum -

						      G_PARAM_SPEC_INT (spec)->minimum) / 10, 1),

						0.0));

      prop_edit = gtk_spin_button_new (adj, 1.0, 0);

      g_object_connect_property (object, spec, 

				 G_CALLBACK (int_changed), 

				 adj, G_OBJECT (adj));

      if (can_modify)

	connect_controller (G_OBJECT (adj), "value_changed",

			    object, spec, G_CALLBACK (int_modified));

    }

  else if (type == G_TYPE_PARAM_UINT)

    {

      adj = GTK_ADJUSTMENT (

			    gtk_adjustment_new (G_PARAM_SPEC_UINT (spec)->default_value,

						G_PARAM_SPEC_UINT (spec)->minimum,

						G_PARAM_SPEC_UINT (spec)->maximum,

						1,

						MAX ((G_PARAM_SPEC_UINT (spec)->maximum -

						      G_PARAM_SPEC_UINT (spec)->minimum) / 10, 1),

						0.0));

      prop_edit = gtk_spin_button_new (adj, 1.0, 0);

      g_object_connect_property (object, spec, 

				 G_CALLBACK (uint_changed), 

				 adj, G_OBJECT (adj));

      if (can_modify)

	connect_controller (G_OBJECT (adj), "value_changed",

			    object, spec, G_CALLBACK (uint_modified));

    }

  else if (type == G_TYPE_PARAM_FLOAT)

    {

      adj = GTK_ADJUSTMENT (gtk_adjustment_new (G_PARAM_SPEC_FLOAT (spec)->default_value,

						G_PARAM_SPEC_FLOAT (spec)->minimum,

						G_PARAM_SPEC_FLOAT (spec)->maximum,

						0.1,

						MAX ((G_PARAM_SPEC_FLOAT (spec)->maximum -

						      G_PARAM_SPEC_FLOAT (spec)->minimum) / 10, 0.1),

						0.0));

      prop_edit = gtk_spin_button_new (adj, 0.1, 2);

      g_object_connect_property (object, spec, 

				 G_CALLBACK (float_changed), 

				 adj, G_OBJECT (adj));

      if (can_modify)

	connect_controller (G_OBJECT (adj), "value_changed",

			    object, spec, G_CALLBACK (float_modified));

    }

  else if (type == G_TYPE_PARAM_DOUBLE)

    {

      adj = GTK_ADJUSTMENT (gtk_adjustment_new (G_PARAM_SPEC_DOUBLE (spec)->default_value,

						G_PARAM_SPEC_DOUBLE (spec)->minimum,

						G_PARAM_SPEC_DOUBLE (spec)->maximum,

						0.1,

						MAX ((G_PARAM_SPEC_DOUBLE (spec)->maximum -

						      G_PARAM_SPEC_DOUBLE (spec)->minimum) / 10, 0.1),

						0.0));

      prop_edit = gtk_spin_button_new (adj, 0.1, 2);

      g_object_connect_property (object, spec, 

				 G_CALLBACK (double_changed), 

				 adj, G_OBJECT (adj));

      if (can_modify)

	connect_controller (G_OBJECT (adj), "value_changed",

			    object, spec, G_CALLBACK (double_modified));

    }

  else if (type == G_TYPE_PARAM_STRING)

    {

      prop_edit = gtk_entry_new ();

      g_object_connect_property (object, spec, 

				 G_CALLBACK (string_changed),

				 prop_edit, G_OBJECT (prop_edit));

      if (can_modify)

	connect_controller (G_OBJECT (prop_edit), "changed",

			    object, spec, G_CALLBACK (string_modified));

    }

  else if (type == G_TYPE_PARAM_BOOLEAN)

    {

      prop_edit = gtk_toggle_button_new_with_label ("");

      g_object_connect_property (object, spec, 

				 G_CALLBACK (bool_changed),

				 prop_edit, G_OBJECT (prop_edit));

      if (can_modify)

	connect_controller (G_OBJECT (prop_edit), "toggled",

			    object, spec, G_CALLBACK (bool_modified));

    }

  else if (type == G_TYPE_PARAM_ENUM)

    {

      {

	GEnumClass *eclass;

	gint j;

	prop_edit = gtk_combo_box_text_new ();

	eclass = G_ENUM_CLASS (g_type_class_ref (spec->value_type));

	j = 0;

	while (j < eclass->n_values)

	  {

	    gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (prop_edit),

	                                    eclass->values[j].value_name);

	    ++j;

	  }

	g_type_class_unref (eclass);

	g_object_connect_property (object, spec,

				   G_CALLBACK (enum_changed),

				   prop_edit, G_OBJECT (prop_edit));

	if (can_modify)

	  connect_controller (G_OBJECT (prop_edit), "changed",

			      object, spec, G_CALLBACK (enum_modified));

      }

    }

  else if (type == G_TYPE_PARAM_FLAGS)

    {

      {

	GFlagsClass *fclass;

	gint j;

	prop_edit = gtk_vbox_new (FALSE, 0);

	fclass = G_FLAGS_CLASS (g_type_class_ref (spec->value_type));

	for (j = 0; j < fclass->n_values; j++)

	  {

	    GtkWidget *b;

	    b = gtk_check_button_new_with_label (fclass->values[j].value_name);

            g_object_set_data (G_OBJECT (b), "index", GINT_TO_POINTER (j));

	    gtk_widget_show (b);

	    gtk_box_pack_start (GTK_BOX (prop_edit), b, FALSE, FALSE, 0);

	    if (can_modify) 

	      connect_controller (G_OBJECT (b), "toggled",

	     	                  object, spec, G_CALLBACK (flags_modified));

	  }

	g_type_class_unref (fclass);

	g_object_connect_property (object, spec,

				   G_CALLBACK (flags_changed),

				   prop_edit, G_OBJECT (prop_edit));

      }

    }

  else if (type == G_TYPE_PARAM_UNICHAR)

    {

      prop_edit = gtk_entry_new ();