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#include <gxml/gxml.h>
int main () {
/* Setup */
GXmlDocument *doc;
GXmlNode *bookshelf;
gchar *str;
GXmlComment *comment;
doc = gxml_document_new_from_path ("bookshelf_node.xml");
bookshelf = GXML_NODE (gxml_document_get_document_element (doc));
printf ("Bookshelf, without any comments:\n%s\n",
str = gxml_node_to_string (bookshelf, TRUE, 0));
g_free (str);
/* Placing comments in the tree */
comment = gxml_document_create_comment (doc, "this bookshelf is small");
gxml_node_insert_before (GXML_NODE (doc), GXML_NODE (comment), bookshelf);
printf ("\nAfter trying to insert a comment before our root element:\n%s\n",
str = gxml_node_to_string (GXML_NODE (doc), TRUE, 0));
g_free (str);
GXmlNode *owner;
comment = gxml_document_create_comment (doc, "its owner is an important author");
owner = gxml_node_get_first_child (bookshelf);
gxml_node_insert_before (bookshelf, GXML_NODE (comment), owner);
printf ("\nAfter inserting a comment before our <owner>:\n%s\n",
str = gxml_node_to_string (bookshelf, TRUE, 0));
g_free (str);
GXmlNode *books;
comment = gxml_document_create_comment (doc, "I should buy more books");
books = gxml_node_get_next_sibling (owner);
gxml_node_append_child (books, GXML_NODE (comment));
printf ("\nAfter appending a comment in <books>:\n%s\n",
str = gxml_node_to_string (bookshelf, TRUE, 0));
g_free (str);
GXmlNode *book;
book = gxml_node_get_first_child (books);
comment = gxml_document_create_comment (doc, "this pretty cool book will soon be a pretty cool movie");
gxml_node_append_child (book, GXML_NODE (comment));
printf ("\nAfter adding a comment to an empty <book> node:\n%s\n",
str = gxml_node_to_string (bookshelf, TRUE, 0));
g_free (str);
/* Comments as CharacterData */
printf ("\nStringified Comments have <!-- -->, like this one:\n%s\n",
str = gxml_node_to_string (GXML_NODE (comment), TRUE, 0));
g_free (str);
GXmlCharacterData *chardata = GXML_CHARACTER_DATA (comment);
printf ("\nComments are CharacterData, so previous comment's data:\n%s\n",
gxml_character_data_get_data (chardata));
printf ("\nComments are CharacterData, so previous comment's length:\n%lu\n",
gxml_character_data_get_length (chardata));
gxml_character_data_append_data (chardata, ". Did you read it?");
printf ("\nComment after using CharacterData's append_data ():\n %s\n",
str = gxml_node_to_string (GXML_NODE (comment), TRUE, 0));
g_free (str);
gxml_character_data_replace_data (chardata, 12, 4, "awesome");
printf ("\nComment after using CharacterData's replace_data () (cool -> awesome).\n"
"Note that this affects the data as seen in CharacterData's .data property, excluding the comment's surrounding <!-- and -->:\n %s\n",
str = gxml_node_to_string (GXML_NODE (comment), TRUE, 0));
g_free (str);
g_object_unref (doc);
return 0;
}
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