/*
* Copyright 2008 Codethink Ltd.
* Copyright (c) 2015 Samsung Electronics Co., Ltd.
*
* 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 <glib.h>
#include <string.h>
#include <atk/atk.h>
#include <stdio.h>
#include "my-atk-object.h"
#include "my-atk-hypertext.h"
#include "my-atk-hyperlink.h"
typedef struct _MyAtkHypertextInfo MyAtkHypertextInfo;
static void atk_hypertext_interface_init (AtkHypertextIface *iface);
static void GDestroyNotifyGOBJptrArray (gpointer data);
G_DEFINE_TYPE_WITH_CODE (MyAtkHypertext,
my_atk_hypertext,
MY_TYPE_ATK_OBJECT,
G_IMPLEMENT_INTERFACE (ATK_TYPE_HYPERTEXT,
atk_hypertext_interface_init));
gint
my_atk_set_hypertext (AtkHypertext *obj, const gchar *text)
{
MyAtkHypertext *self = MY_ATK_HYPERTEXT (obj);
MyAtkHyperlink *link;
gchar *ptr;
const gchar *fstr= "href=";
gint len = strlen (fstr);
gint text_len = strlen (text);
gint index = 0;
gint start_offset;
g_return_val_if_fail (MY_IS_ATK_HYPERTEXT (obj), -1);
if (text_len < len)
return -1;
while (text) {
ptr = g_strstr_len (text + index, text_len - index, fstr);
index = ptr - text + len;
if (ptr) {
if (text_len < index || index < len)
break;
if (text[index] == '\'') {
start_offset = index + 1;
while (++index < text_len && text[index] != '\'');
if (text[index] != '\'')
break;
link = new_MyAtkHyperlink ();
my_atk_set_hyperlink (ATK_HYPERLINK (link),
g_strndup (text + start_offset, index - start_offset),
start_offset,
index);
g_ptr_array_add (self->array, link);
}
} else
break;
}
return self->array->len > 0 ? 0 : -1;
}
static gint
my_atk_hypertext_get_n_links (AtkHypertext *obj)
{
MyAtkHypertext *self = MY_ATK_HYPERTEXT (obj);
g_return_val_if_fail (MY_IS_ATK_HYPERTEXT (obj), -1);
return self->array->len;
}
static AtkHyperlink *
my_atk_hypertext_get_link (AtkHypertext *obj, gint link_index)
{
MyAtkHypertext *self = MY_ATK_HYPERTEXT (obj);
AtkHyperlink *link = NULL;
g_return_val_if_fail (MY_IS_ATK_HYPERTEXT (obj), NULL);
if (0 <= link_index && link_index < self->array->len)
link = g_ptr_array_index (self->array, link_index);
return link;
}
static gint
my_atk_hypertext_get_link_index (AtkHypertext *obj, gint char_index)
{
MyAtkHypertext *self = MY_ATK_HYPERTEXT (obj);
gint i;
MyAtkHyperlink *link;
g_return_val_if_fail (MY_IS_ATK_HYPERTEXT (obj), -1);
for (i = 0; i < self->array->len; i++) {
link = g_ptr_array_index (self->array, i);
if (link->start <= char_index && char_index <= link->end)
return i;
}
return -1;
}
static void
my_atk_hypertext_link_selected (AtkHypertext *obj, gint link_index)
{
g_return_if_fail (MY_IS_ATK_HYPERTEXT (obj));
}
static void
GDestroyNotifyGOBJptrArray (gpointer data)
{
g_object_unref (data);
}
static void
atk_hypertext_interface_init (AtkHypertextIface *iface)
{
if (!iface) return;
iface->get_n_links = my_atk_hypertext_get_n_links;
iface->get_link = my_atk_hypertext_get_link;
iface->get_link_index = my_atk_hypertext_get_link_index;
iface->link_selected = my_atk_hypertext_link_selected;
}
static void
my_atk_hypertext_init (MyAtkHypertext *self)
{
self->array = g_ptr_array_new_full (2, GDestroyNotifyGOBJptrArray);
}
static void
my_atk_hypertext_class_initialize (AtkObject *obj, gpointer data)
{
}
static void
my_atk_hypertext_class_finalize (GObject *obj)
{
}
static void
my_atk_hypertext_class_init(MyAtkHypertextClass *my_class)
{
AtkObjectClass *atk_class = ATK_OBJECT_CLASS(my_class);
GObjectClass *gobject_class = G_OBJECT_CLASS(my_class);
gobject_class->finalize = my_atk_hypertext_class_finalize;
atk_class->initialize = my_atk_hypertext_class_initialize;
}