static void
print_element (scew_element *element, unsigned int indent)
{
XML_Char const *contents = NULL;
scew_list *list = NULL;
if (element == NULL)
{
return;
}
/* Prints the starting element tag with its attributes. */
print_indent (indent);
scew_printf (_XT("<%s"), scew_element_name (element));
print_attributes (element);
scew_printf (_XT(">"));
contents = scew_element_contents (element);
if (contents == NULL)
{
scew_printf (_XT("\n"));
}
/**
* Call print_element function again for each child of the current
* element.
*/
list = scew_element_children (element);
while (list != NULL)
{
scew_element *child = scew_list_data (list);
print_element (child, indent + 1);
list = scew_list_next (list);
}
/* Prints element's content. */
if (contents != NULL)
{
scew_printf (_XT("%s"), contents);
}
else
{
print_indent (indent);
}
/* Prints the closing element tag. */
scew_printf (_XT("</%s>\n"), scew_element_name (element));
}
static void
print_indent (unsigned int indent)
{
/* Indentation size (in whitespaces). */
static unsigned int const INDENT_SIZE = 4;
if (indent > 0)
{
scew_printf (_XT("%*s"), indent * INDENT_SIZE, " ");
}
}
static void
print_attributes (scew_element *element)
{
if (element != NULL)
{
/**
* Iterates through the element's attribute list, printing the
* pair name-value.
*/
scew_list *list = scew_element_attributes (element);
while (list != NULL)
{
scew_attribute *attribute = scew_list_data (list);
scew_printf (_XT(" %s=\"%s\""),
scew_attribute_name (attribute),
scew_attribute_value (attribute));
list = scew_list_next (list);
}
}
}
int
main (int argc, char *argv[])
{
scew_reader *reader = NULL;
scew_parser *parser = NULL;
scew_tree *tree = NULL;
scew_writer *writer = NULL;
scew_printer *printer = NULL;
#if defined(_MSC_VER) && defined(XML_UNICODE_WCHAR_T)
/* Change stdout to Unicode before writing anything. */
_setmode(_fileno(stdout), _O_U16TEXT);
#endif /* _MSC_VER && XML_UNICODE_WCHAR_T */
if (argc < 2)
{
scew_printf (_XT("Usage: scew_print file.xml\n"));
return EXIT_FAILURE;
}
/* Creates an SCEW parser. This is the first function to call. */
parser = scew_parser_create ();
scew_parser_ignore_whitespaces (parser, SCEW_TRUE);
/* Loads an XML file. */
reader = scew_reader_file_create (argv[1]);
if (reader == NULL)
{
scew_error code = scew_error_code ();
scew_printf (_XT("Unable to load file (error #%d: %s)\n"),
code, scew_error_string (code));
return EXIT_FAILURE;
}
tree = scew_parser_load (parser, reader);
if (tree == NULL)
{
scew_error code = scew_error_code ();
scew_printf (_XT("Unable to parse file (error #%d: %s)\n"),
code, scew_error_string (code));
if (code == scew_error_expat)
{
enum XML_Error expat_code = scew_error_expat_code (parser);
scew_printf (_XT("Expat error #%d (line %d, column %d): %s\n"),
expat_code,
scew_error_expat_line (parser),
scew_error_expat_column (parser),
scew_error_expat_string (expat_code));
}
/* Frees the SCEW parser and reader. */
scew_reader_free (reader);
scew_parser_free (parser);
return EXIT_FAILURE;
}
/* Prints full tree. */
scew_printf (_XT("\n*** Manual print:\n\n"));
print_element (scew_tree_root (tree), 0);
/* Prints full tree using SCEW writer. */
scew_printf (_XT("\n\n*** SCEW writer (stdout) print:\n\n"));
writer = scew_writer_fp_create (stdout);
printer = scew_printer_create (writer);
scew_printer_print_tree (printer, tree);
scew_printf (_XT("\n"));
/* Remember to free tree (scew_parser_free does not free it). */
scew_tree_free (tree);
/* Also free the printer and writer. */
scew_writer_free (writer);
scew_printer_free (printer);
/* Frees the SCEW parser and reader. */
scew_reader_free (reader);
scew_parser_free (parser);
return 0;
}
/**
* @brief Save data from member variables to path-file.
* @param [in] path Path to project file.
* @param [out] sError Error string if error happened.
* @return TRUE if saving succeeded, FALSE if error happened.
*/
BOOL ProjectFile::Save(LPCTSTR path, String *sError)
{
BOOL success = TRUE;
scew_tree* tree = NULL;
scew_element* root = NULL;
scew_element* paths = NULL;
tree = scew_tree_create();
root = scew_tree_set_root(tree, Root_element_name);
if (root != NULL)
{
paths = AddPathsElement(root);
}
else
success = FALSE;
if (paths != NULL)
{
AddPathsContent(paths);
}
else
success = FALSE;
scew_tree_set_xml_encoding(tree, "UTF-8");
scew_writer *writer = NULL;
scew_printer *printer = NULL;
FILE * fp = _tfopen(path, _T("w"));
if (fp)
{
writer = scew_writer_fp_create(fp);
if (writer)
{
printer = scew_printer_create(writer);
if (!scew_printer_print_tree(printer, tree) ||
!scew_printf(_XT("\n")))
{
success = FALSE;
*sError = LoadResString(IDS_FILEWRITE_ERROR);
}
}
else
{
success = FALSE;
*sError = LoadResString(IDS_FILEWRITE_ERROR);
}
fclose(fp);
}
else
{
success = FALSE;
}
/* Frees the SCEW tree */
scew_tree_free(tree);
scew_writer_free(writer);
scew_printer_free(printer);
if (success == FALSE)
{
*sError = LoadResString(IDS_FILEWRITE_ERROR);
}
return success;
}
