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  • Committer: Bazaar Package Importer
  • Author(s): Sebastien Bacher
  • Date: 2006-08-28 11:47:12 UTC
  • Revision ID: james.westby@ubuntu.com-20060828114712-ejoo9vy6ckao9cvs
Tags: upstream-0.4
Import upstream version 0.4

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src/goocanvasmodel.c
 
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/*
 
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 * GooCanvas. Copyright (C) 2005 Damon Chaplin.
 
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 * Released under the GNU LGPL license. See COPYING for details.
 
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 *
 
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 * goocanvasmodel.c - interface for canvas model.
 
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 */
 
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/**
 
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 * SECTION:goocanvasmodel
 
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 * @Title: GooCanvasModel
 
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 * @Short_Description: the canvas model interface.
 
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 *
 
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 * GooCanvasModel defines the interface that canvas models must implement.
 
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 *
 
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 * Currently it consists of a single method which returns the root canvas
 
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 * item.
 
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 */
 
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#include <config.h>
 
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#include <gtk/gtk.h>
 
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#include "goocanvasmodel.h"
 
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static void goo_canvas_model_base_init (gpointer g_class);
 
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GType
 
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goo_canvas_model_get_type (void)
 
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{
 
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  static GType canvas_model_type = 0;
 
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  if (!canvas_model_type)
 
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    {
 
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      static const GTypeInfo canvas_model_info =
 
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      {
 
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        sizeof (GooCanvasModelIface), /* class_size */
 
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        goo_canvas_model_base_init,   /* base_init */
 
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        NULL,                         /* base_finalize */
 
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      };
 
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      canvas_model_type = g_type_register_static (G_TYPE_INTERFACE,
 
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                                                  "GooCanvasModel",
 
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                                                  &canvas_model_info, 0);
 
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      g_type_interface_add_prerequisite (canvas_model_type, G_TYPE_OBJECT);
 
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    }
 
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  return canvas_model_type;
 
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}
 
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static void
 
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goo_canvas_model_base_init (gpointer g_class)
 
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{
 
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}
 
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/**
 
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 * goo_canvas_model_get_root_item:
 
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 * @model: a #GooCanvasModel.
 
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 * 
 
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 * Returns the root canvas item of the model.
 
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 * 
 
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 * Returns: the root canvas item.
 
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 **/
 
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GooCanvasItem*
 
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goo_canvas_model_get_root_item       (GooCanvasModel *model)
 
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{
 
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  return GOO_CANVAS_MODEL_GET_IFACE (model)->get_root_item (model);
 
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}