/* gtkseparatortoolitem.c

 *

 * Copyright (C) 2002 Anders Carlsson <andersca@gnome.org>

 * Copyright (C) 2002 James Henstridge <james@daa.com.au>

 *

 * 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 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.

 */

#include "config.h"

#include "gtkseparatormenuitem.h"

#include "gtkseparatortoolitem.h"

#include "gtkintl.h"

#include "gtktoolbar.h"

#include "gtkprivate.h"

#include "gtkalias.h"

#define MENU_ID "gtk-separator-tool-item-menu-id"

enum {

  PROP_0,

  PROP_DRAW

};

static gboolean gtk_separator_tool_item_create_menu_proxy (GtkToolItem               *item);

static void     gtk_separator_tool_item_set_property      (GObject                   *object,

							   guint                      prop_id,

							   const GValue              *value,

							   GParamSpec                *pspec);

static void     gtk_separator_tool_item_get_property       (GObject                   *object,

							   guint                      prop_id,

							   GValue                    *value,

							   GParamSpec                *pspec);

static void     gtk_separator_tool_item_size_request      (GtkWidget                 *widget,

							   GtkRequisition            *requisition);

static gboolean gtk_separator_tool_item_expose            (GtkWidget                 *widget,

							   GdkEventExpose            *event);

static void     gtk_separator_tool_item_add               (GtkContainer              *container,

							   GtkWidget                 *child);

static gint     get_space_size                            (GtkToolItem               *tool_item);

#define GTK_SEPARATOR_TOOL_ITEM_GET_PRIVATE(obj)(G_TYPE_INSTANCE_GET_PRIVATE ((obj), GTK_TYPE_SEPARATOR_TOOL_ITEM, GtkSeparatorToolItemPrivate))

struct _GtkSeparatorToolItemPrivate

{

  guint draw : 1;

};

G_DEFINE_TYPE (GtkSeparatorToolItem, gtk_separator_tool_item, GTK_TYPE_TOOL_ITEM)

static gint

get_space_size (GtkToolItem *tool_item)

{

  gint space_size = _gtk_toolbar_get_default_space_size();

  GtkWidget *parent = GTK_WIDGET (tool_item)->parent;

  if (GTK_IS_TOOLBAR (parent))

    {

      gtk_widget_style_get (parent,

			    "space-size", &space_size,

			    NULL);

    }

  return space_size;

}

static void

gtk_separator_tool_item_class_init (GtkSeparatorToolItemClass *class)

{

  GObjectClass *object_class;

  GtkContainerClass *container_class;

  GtkToolItemClass *toolitem_class;

  GtkWidgetClass *widget_class;

  object_class = (GObjectClass *)class;

  container_class = (GtkContainerClass *)class;

  toolitem_class = (GtkToolItemClass *)class;

  widget_class = (GtkWidgetClass *)class;

  object_class->set_property = gtk_separator_tool_item_set_property;

  object_class->get_property = gtk_separator_tool_item_get_property;

  widget_class->size_request = gtk_separator_tool_item_size_request;

  widget_class->expose_event = gtk_separator_tool_item_expose;

  toolitem_class->create_menu_proxy = gtk_separator_tool_item_create_menu_proxy;

  container_class->add = gtk_separator_tool_item_add;

  g_object_class_install_property (object_class,

				   PROP_DRAW,

				   g_param_spec_boolean ("draw",

							 P_("Draw"),

							 P_("Whether the separator is drawn, or just blank"),

							 TRUE,

							 GTK_PARAM_READWRITE));

  g_type_class_add_private (object_class, sizeof (GtkSeparatorToolItemPrivate));

}

static void

gtk_separator_tool_item_init (GtkSeparatorToolItem      *separator_item)

{

  separator_item->priv = GTK_SEPARATOR_TOOL_ITEM_GET_PRIVATE (separator_item);

  separator_item->priv->draw = TRUE;

}

static void

gtk_separator_tool_item_add (GtkContainer *container,

			     GtkWidget    *child)

{

  g_warning ("attempt to add a child to an GtkSeparatorToolItem");

}

static gboolean

gtk_separator_tool_item_create_menu_proxy (GtkToolItem *item)

{

  GtkWidget *menu_item = NULL;

  menu_item = gtk_separator_menu_item_new();

  gtk_tool_item_set_proxy_menu_item (item, MENU_ID, menu_item);

  return TRUE;

}

static void

gtk_separator_tool_item_set_property (GObject      *object,

				      guint         prop_id,

				      const GValue *value,

				      GParamSpec   *pspec)

{

  GtkSeparatorToolItem *item = GTK_SEPARATOR_TOOL_ITEM (object);

  switch (prop_id)

    {

    case PROP_DRAW:

      gtk_separator_tool_item_set_draw (item, g_value_get_boolean (value));

      break;

    default:

      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);

      break;

    }

}

static void

gtk_separator_tool_item_get_property (GObject      *object,

				      guint         prop_id,

				      GValue       *value,

				      GParamSpec   *pspec)

{

  GtkSeparatorToolItem *item = GTK_SEPARATOR_TOOL_ITEM (object);

  switch (prop_id)

    {

    case PROP_DRAW:

      g_value_set_boolean (value, gtk_separator_tool_item_get_draw (item));

      break;

    default:

      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);

      break;

    }

}

static void

gtk_separator_tool_item_size_request (GtkWidget      *widget,

				      GtkRequisition *requisition)

{

  GtkToolItem *item = GTK_TOOL_ITEM (widget);

  GtkOrientation orientation = gtk_tool_item_get_orientation (item);

  if (orientation == GTK_ORIENTATION_HORIZONTAL)

    {

      requisition->width = get_space_size (item);

      requisition->height = 1;

    }

  else

    {

      requisition->height = get_space_size (item);

      requisition->width = 1;

    }

}

static gboolean

gtk_separator_tool_item_expose (GtkWidget      *widget,

				GdkEventExpose *event)

{

  GtkToolbar *toolbar = NULL;

  GtkSeparatorToolItemPrivate *priv =

      GTK_SEPARATOR_TOOL_ITEM_GET_PRIVATE (widget);

  if (priv->draw)

    {

      if (GTK_IS_TOOLBAR (widget->parent))

	toolbar = GTK_TOOLBAR (widget->parent);

      _gtk_toolbar_paint_space_line (widget, toolbar,

				     &(event->area), &widget->allocation);

    }

  return FALSE;

}

/**

 * gtk_separator_tool_item_new:

 * 

 * Create a new #GtkSeparatorToolItem

 * 

 * Return value: the new #GtkSeparatorToolItem

 * 

 * Since: 2.4

 */

GtkToolItem *

gtk_separator_tool_item_new (void)

{

  GtkToolItem *self;

  self = g_object_new (GTK_TYPE_SEPARATOR_TOOL_ITEM,

		       NULL);

  return self;

}

/**

 * gtk_separator_tool_item_get_draw:

 * @item: a #GtkSeparatorToolItem 

 * 

 * Returns whether @item is drawn as a line, or just blank. 

 * See gtk_separator_tool_item_set_draw().

 * 

 * Return value: %TRUE if @item is drawn as a line, or just blank.

 * 

 * Since: 2.4

 */

gboolean

gtk_separator_tool_item_get_draw (GtkSeparatorToolItem *item)

{

  g_return_val_if_fail (GTK_IS_SEPARATOR_TOOL_ITEM (item), FALSE);

  return item->priv->draw;

}

/**

 * gtk_separator_tool_item_set_draw:

 * @item: a #GtkSeparatorToolItem

 * @draw: whether @item is drawn as a vertical line

 * 

 * Whether @item is drawn as a vertical line, or just blank.

 * Setting this to %FALSE along with gtk_tool_item_set_expand() is useful

 * to create an item that forces following items to the end of the toolbar.

 * 

 * Since: 2.4

 */

void

gtk_separator_tool_item_set_draw (GtkSeparatorToolItem *item,

				  gboolean              draw)

{

  g_return_if_fail (GTK_IS_SEPARATOR_TOOL_ITEM (item));

  draw = draw != FALSE;

  if (draw != item->priv->draw)

    {

      item->priv->draw = draw;

      gtk_widget_queue_draw (GTK_WIDGET (item));

      g_object_notify (G_OBJECT (item), "draw");

    }

}

#define __GTK_SEPARATOR_TOOL_ITEM_C__

#include "gtkaliasdef.c"