/*

 * glade-gtk-expander.c - GladeWidgetAdaptor for GtkExpander

 *

 * Copyright (C) 2013 Tristan Van Berkom

 *

 * Authors:

 *      Tristan Van Berkom <tristan.van.berkom@gmail.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 program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

 */

#include <config.h>

#include <glib/gi18n-lib.h>

#include <gladeui/glade.h>

#include "glade-gtk-frame.h"

void

glade_gtk_expander_post_create (GladeWidgetAdaptor * adaptor,

                                GObject * expander, GladeCreateReason reason)

{

  static GladeWidgetAdaptor *wadaptor = NULL;

  GladeWidget *gexpander, *glabel;

  GtkWidget *label;

  if (wadaptor == NULL)

    wadaptor = glade_widget_adaptor_get_by_type (GTK_TYPE_LABEL);

  if (reason != GLADE_CREATE_USER)

    return;

  g_return_if_fail (GTK_IS_EXPANDER (expander));

  gexpander = glade_widget_get_from_gobject (expander);

  g_return_if_fail (GLADE_IS_WIDGET (gexpander));

  /* If we didnt put this object here... */

  if ((label = gtk_expander_get_label_widget (GTK_EXPANDER (expander))) == NULL

      || (glade_widget_get_from_gobject (label) == NULL))

    {

      glabel = glade_widget_adaptor_create_widget (wadaptor, FALSE,

                                                   "parent", gexpander,

                                                   "project",

                                                   glade_widget_get_project

                                                   (gexpander), NULL);

      glade_widget_property_set (glabel, "label", "expander");

      g_object_set_data (glade_widget_get_object (glabel), "special-child-type", "label_item");

      glade_widget_add_child (gexpander, glabel, FALSE);

    }

  gtk_expander_set_expanded (GTK_EXPANDER (expander), TRUE);

  gtk_container_add (GTK_CONTAINER (expander), glade_placeholder_new ());

}

void

glade_gtk_expander_replace_child (GladeWidgetAdaptor * adaptor,

                                  GtkWidget * container,

                                  GtkWidget * current, GtkWidget * new_widget)

{

  gchar *special_child_type;

  special_child_type =

      g_object_get_data (G_OBJECT (current), "special-child-type");

  if (special_child_type && !strcmp (special_child_type, "label_item"))

    {

      g_object_set_data (G_OBJECT (new_widget), "special-child-type",

                         "label_item");

      gtk_expander_set_label_widget (GTK_EXPANDER (container), new_widget);

      return;

    }

  /* Chain Up */

  GWA_GET_CLASS

      (GTK_TYPE_CONTAINER)->replace_child (adaptor,

                                           G_OBJECT (container),

                                           G_OBJECT (current),

                                           G_OBJECT (new_widget));

}

void

glade_gtk_expander_add_child (GladeWidgetAdaptor * adaptor,

                              GObject * object, GObject * child)

{

  gchar *special_child_type;

  special_child_type = g_object_get_data (child, "special-child-type");

  if (special_child_type && !strcmp (special_child_type, "label"))

    {

      g_object_set_data (child, "special-child-type", "label_item");

      gtk_expander_set_label_widget (GTK_EXPANDER (object), GTK_WIDGET (child));

    }

  else if (special_child_type && !strcmp (special_child_type, "label_item"))

    {

      gtk_expander_set_label_widget (GTK_EXPANDER (object), GTK_WIDGET (child));

    }

  else

    /* Chain Up */

    GWA_GET_CLASS (GTK_TYPE_CONTAINER)->add (adaptor, object, child);

}

void

glade_gtk_expander_remove_child (GladeWidgetAdaptor * adaptor,

                                 GObject * object, GObject * child)

{

  gchar *special_child_type;

  special_child_type = g_object_get_data (child, "special-child-type");

  if (special_child_type && !strcmp (special_child_type, "label_item"))

    {

      gtk_expander_set_label_widget (GTK_EXPANDER (object),

                                     glade_placeholder_new ());

    }

  else

    {

      gtk_container_remove (GTK_CONTAINER (object), GTK_WIDGET (child));

      gtk_container_add (GTK_CONTAINER (object), glade_placeholder_new ());

    }

}

void

glade_gtk_expander_write_child (GladeWidgetAdaptor * adaptor,

                                GladeWidget * widget,

                                GladeXmlContext * context, GladeXmlNode * node)

{

  if (!glade_gtk_write_special_child_label_item (adaptor, widget, context, node,

						 GWA_GET_CLASS (GTK_TYPE_CONTAINER)->

						 write_child))

    /* Chain Up */

    GWA_GET_CLASS

        (GTK_TYPE_CONTAINER)->write_child (adaptor, widget, context, node);

}