/**
* cr_om_parser_parse_paths_to_cascade:
*@a_this: the current instance of #CROMParser
*@a_author_path: the path to the author stylesheet
*@a_user_path: the path to the user stylesheet
*@a_ua_path: the path to the User Agent stylesheet
*@a_encoding: the encoding of the sheets.
*@a_result: out parameter. The resulting cascade if the parsing
*was okay
*
*Parses three sheets located by their paths and build a cascade
*
*Returns CR_OK upon successful completion, an error code otherwise
*/
enum CRStatus
cr_om_parser_parse_paths_to_cascade (CROMParser * a_this,
const guchar * a_author_path,
const guchar * a_user_path,
const guchar * a_ua_path,
enum CREncoding a_encoding,
CRCascade ** a_result)
{
enum CRStatus status = CR_OK;
/*0->author sheet, 1->user sheet, 2->UA sheet */
CRStyleSheet *sheets[3];
guchar *paths[3];
CRCascade *result = NULL;
gint i = 0;
g_return_val_if_fail (a_this, CR_BAD_PARAM_ERROR);
memset (sheets, 0, sizeof (CRStyleSheet*) * 3);
paths[0] = (guchar *) a_author_path;
paths[1] = (guchar *) a_user_path;
paths[2] = (guchar *) a_ua_path;
for (i = 0; i < 3; i++) {
status = cr_om_parser_parse_file (a_this, paths[i],
a_encoding, &sheets[i]);
if (status != CR_OK) {
if (sheets[i]) {
cr_stylesheet_unref (sheets[i]);
sheets[i] = NULL;
}
continue;
}
}
result = cr_cascade_new (sheets[0], sheets[1], sheets[2]);
if (!result) {
for (i = 0; i < 3; i++) {
cr_stylesheet_unref (sheets[i]);
sheets[i] = 0;
}
return CR_ERROR;
}
*a_result = result;
return CR_OK;
}
/**
* cr_cascade_set_sheet:
*@a_this: the current instance of #CRCascade.
*@a_sheet: the stylesheet to set.
*@a_origin: the origin of the stylesheet.
*
*Sets a stylesheet in the cascade
*
*Returns CR_OK upon successfull completion, an error
*code otherwise.
*/
enum CRStatus
cr_cascade_set_sheet (CRCascade * a_this,
CRStyleSheet * a_sheet, enum CRStyleOrigin a_origin)
{
g_return_val_if_fail (a_this
&& a_sheet
&& (unsigned)a_origin < NB_ORIGINS, CR_BAD_PARAM_ERROR);
if (PRIVATE (a_this)->sheets[a_origin])
cr_stylesheet_unref (PRIVATE (a_this)->sheets[a_origin]);
PRIVATE (a_this)->sheets[a_origin] = a_sheet;
cr_stylesheet_ref (a_sheet);
a_sheet->origin = a_origin;
return CR_OK;
}
/**
* cr_cascade_destroy:
* @a_this: the current instance of #CRCascade
*
* Destructor of #CRCascade.
*/
void
cr_cascade_destroy (CRCascade * a_this)
{
g_return_if_fail (a_this);
if (PRIVATE (a_this)) {
gulong i = 0;
for (i = 0; PRIVATE (a_this)->sheets && i < NB_ORIGINS; i++) {
if (PRIVATE (a_this)->sheets[i]) {
if (cr_stylesheet_unref
(PRIVATE (a_this)->sheets[i])
== TRUE) {
PRIVATE (a_this)->sheets[i] = NULL;
}
}
}
g_free (PRIVATE (a_this));
PRIVATE (a_this) = NULL;
}
g_free (a_this);
}
