static VALUE
rg_toggles_tag_p(VALUE self, VALUE tag)
{
return CBOOL2RVAL(gtk_text_iter_toggles_tag(_SELF(self), RVAL2TAG(tag)));
}
guint8 *
gimp_text_buffer_serialize (GtkTextBuffer *register_buffer,
GtkTextBuffer *content_buffer,
const GtkTextIter *start,
const GtkTextIter *end,
gsize *length,
gpointer user_data)
{
GString *string;
GtkTextIter iter, old_iter;
GSList *tag_list;
GSList *active_tags;
string = g_string_new ("<markup>");
iter = *start;
tag_list = NULL;
active_tags = NULL;
do
{
GSList *tmp;
gchar *tmp_text, *escaped_text;
active_tags = NULL;
tag_list = gtk_text_iter_get_tags (&iter);
/* Handle added tags */
for (tmp = tag_list; tmp; tmp = tmp->next)
{
GtkTextTag *tag = tmp->data;
open_tag (GIMP_TEXT_BUFFER (register_buffer), string, tag);
active_tags = g_slist_prepend (active_tags, tag);
}
g_slist_free (tag_list);
old_iter = iter;
/* Now try to go to either the next tag toggle, or if a pixbuf appears */
while (TRUE)
{
gunichar ch = gtk_text_iter_get_char (&iter);
if (ch == 0xFFFC)
{
/* pixbuf? can't happen! */
}
else if (ch == 0)
{
break;
}
else
{
gtk_text_iter_forward_char (&iter);
}
if (gtk_text_iter_toggles_tag (&iter, NULL))
break;
}
/* We might have moved too far */
if (gtk_text_iter_compare (&iter, end) > 0)
iter = *end;
/* Append the text */
tmp_text = gtk_text_iter_get_slice (&old_iter, &iter);
escaped_text = g_markup_escape_text (tmp_text, -1);
g_free (tmp_text);
g_string_append (string, escaped_text);
g_free (escaped_text);
/* Close any open tags */
for (tmp = active_tags; tmp; tmp = tmp->next)
close_tag (GIMP_TEXT_BUFFER (register_buffer), string, tmp->data);
g_slist_free (active_tags);
}
while (! gtk_text_iter_equal (&iter, end));
g_string_append (string, "</markup>");
*length = string->len;
return (guint8 *) g_string_free (string, FALSE);
}
guint8 *
gimp_text_buffer_serialize (GtkTextBuffer *register_buffer,
GtkTextBuffer *content_buffer,
const GtkTextIter *start,
const GtkTextIter *end,
gsize *length,
gpointer user_data)
{
GString *string;
GtkTextIter iter, old_iter;
GSList *tag_list, *new_tag_list;
GSList *active_tags;
string = g_string_new ("<markup>");
iter = *start;
tag_list = NULL;
active_tags = NULL;
do
{
GList *added, *removed;
GList *tmp;
gchar *tmp_text, *escaped_text;
new_tag_list = gtk_text_iter_get_tags (&iter);
find_list_delta (tag_list, new_tag_list, &added, &removed);
/* Handle removed tags */
for (tmp = removed; tmp; tmp = tmp->next)
{
GtkTextTag *tag = tmp->data;
/* Only close the tag if we didn't close it before (by using
* the stack logic in the while() loop below)
*/
if (g_slist_find (active_tags, tag))
{
/* Drop all tags that were opened after this one (which are
* above this on in the stack), but move them to the added
* list so they get re-opened again, *unless* they are also
* closed at this iter
*/
while (active_tags->data != tag)
{
close_tag (GIMP_TEXT_BUFFER (register_buffer),
string, active_tags->data);
/* if it also in the list of removed tags, *don't* add
* it to the list of added tags again
*/
if (! g_list_find (removed, active_tags->data))
added = g_list_prepend (added, active_tags->data);
active_tags = g_slist_remove (active_tags, active_tags->data);
}
/* then, close the tag itself */
close_tag (GIMP_TEXT_BUFFER (register_buffer), string, tag);
active_tags = g_slist_remove (active_tags, active_tags->data);
}
}
/* Handle added tags */
for (tmp = added; tmp; tmp = tmp->next)
{
GtkTextTag *tag = tmp->data;
open_tag (GIMP_TEXT_BUFFER (register_buffer), string, tag);
active_tags = g_slist_prepend (active_tags, tag);
}
g_slist_free (tag_list);
tag_list = new_tag_list;
g_list_free (added);
g_list_free (removed);
old_iter = iter;
/* Now try to go to either the next tag toggle, or if a pixbuf appears */
while (TRUE)
{
gunichar ch = gtk_text_iter_get_char (&iter);
if (ch == 0xFFFC)
{
/* pixbuf? can't happen! */
}
else if (ch == 0)
{
break;
}
else
{
gtk_text_iter_forward_char (&iter);
}
if (gtk_text_iter_toggles_tag (&iter, NULL))
break;
}
/* We might have moved too far */
if (gtk_text_iter_compare (&iter, end) > 0)
iter = *end;
/* Append the text */
tmp_text = gtk_text_iter_get_slice (&old_iter, &iter);
escaped_text = g_markup_escape_text (tmp_text, -1);
g_free (tmp_text);
g_string_append (string, escaped_text);
g_free (escaped_text);
}
while (! gtk_text_iter_equal (&iter, end));
g_slist_free (tag_list);
/* Close any open tags */
for (tag_list = active_tags; tag_list; tag_list = tag_list->next)
close_tag (GIMP_TEXT_BUFFER (register_buffer), string, tag_list->data);
g_slist_free (active_tags);
g_string_append (string, "</markup>");
*length = string->len;
return (guint8 *) g_string_free (string, FALSE);
}
