libspi/hypertext.c

   1 /*
   2  * AT-SPI - Assistive Technology Service Provider Interface
   3  * (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
   4  *
   5  * Copyright 2001 Sun Microsystems Inc.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Library General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Library General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Library General Public
  18  * License along with this library; if not, write to the
  19  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  20  * Boston, MA 02111-1307, USA.
  21  */
  22
  23 /* hypertext.c : implements the HyperText interface */
  24
  25 #include <config.h>
  26 #include <stdio.h>
  27 #include <libspi/hyperlink.h>
  28 #include <libspi/hypertext.h>
  29
  30 /* Static function declarations */
  31
  32 static GObjectClass *parent_class;
  33
  34 static void
  35 spi_hypertext_finalize (GObject *obj)
  36 {
  37   SpiHypertext *hypertext = SPI_HYPERTEXT(obj);
  38   g_object_unref (hypertext->atko);
  39   hypertext->atko = NULL;
  40   parent_class->finalize (obj);
  41 }
  42
  43 SpiHypertext *
  44 spi_hypertext_interface_new (AtkObject *obj)
  45 {
  46   SpiHypertext *new_hypertext = g_object_new (SPI_HYPERTEXT_TYPE, NULL);
  47   new_hypertext->atko = obj;
  48   g_object_ref (obj);
  49   return new_hypertext;
  50 }
  51
  52
  53
  54 static CORBA_long
  55 impl_getNLinks (PortableServer_Servant _servant,
  56                 CORBA_Environment * ev)
  57 {
  58   SpiHypertext *hypertext = SPI_HYPERTEXT(bonobo_object_from_servant(_servant));
  59   return (CORBA_long)
  60     atk_hypertext_get_n_links (ATK_HYPERTEXT(hypertext->atko));
  61 }
  62
  63
  64
  65 static Accessibility_Hyperlink
  66 impl_getLink (PortableServer_Servant servant,
  67               const CORBA_long       linkIndex,
  68               CORBA_Environment     *ev)
  69 {
  70   AtkHyperlink *link;
  71   SpiHypertext *hypertext;
  72   Accessibility_Hyperlink rv;
  73
  74   hypertext = SPI_HYPERTEXT (bonobo_object_from_servant (servant));
  75
  76   link = atk_hypertext_get_link (
  77           ATK_HYPERTEXT (hypertext->atko), linkIndex);
  78
  79   rv = bonobo_object_corba_objref (BONOBO_OBJECT (
  80           spi_hyperlink_new (ATK_OBJECT (link))));
  81
  82   return rv;
  83 }
  84
  85
  86
  87 static CORBA_long
  88 impl_getLinkIndex (PortableServer_Servant _servant,
  89                    const CORBA_long characterIndex,
  90                                   CORBA_Environment * ev)
  91 {
  92   SpiHypertext *hypertext = SPI_HYPERTEXT(bonobo_object_from_servant(_servant));
  93   return (CORBA_long)
  94     atk_hypertext_get_link_index (ATK_HYPERTEXT(hypertext->atko),
  95                                   (gint) characterIndex);
  96 }
  97
  98 static void
  99 spi_hypertext_class_init (SpiHypertextClass *klass)
 100 {
 101   GObjectClass * object_class = (GObjectClass *) klass;
 102   POA_Accessibility_Hypertext__epv *epv = &klass->epv;
 103   parent_class = g_type_class_peek_parent (klass);
 104
 105   object_class->finalize = spi_hypertext_finalize;
 106
 107   /* Initialize epv table */
 108
 109   epv->getNLinks = impl_getNLinks;
 110   epv->getLink = impl_getLink;
 111   epv->getLinkIndex = impl_getLinkIndex;
 112 }
 113
 114 static void
 115 spi_hypertext_init (SpiHypertext *hypertext)
 116 {
 117 }
 118
 119 BONOBO_TYPE_FUNC_FULL (SpiHypertext,
 120                        Accessibility_Hypertext,
 121                        BONOBO_TYPE_OBJECT,
 122                        spi_hypertext);