Gets a WP_Style_Engine_CSS_Rule object by its selector.
Description
If the rule does not exist, it will be created.
Parameters
$selectorstringrequired- The CSS selector.
$rules_groupstringoptional- A parent CSS selector in the case of nested CSS, or a CSS nested @rule, such as
@media (min-width: 80rem)or@layer module.Default:
''
Source
public function add_rule( $selector, $rules_group = '' ) {
$selector = $selector ? trim( $selector ) : '';
$rules_group = $rules_group ? trim( $rules_group ) : '';
// Bail early if there is no selector.
if ( empty( $selector ) ) {
return;
}
if ( ! empty( $rules_group ) ) {
if ( empty( $this->rules[ "$rules_group $selector" ] ) ) {
$this->rules[ "$rules_group $selector" ] = new WP_Style_Engine_CSS_Rule( $selector, array(), $rules_group );
}
return $this->rules[ "$rules_group $selector" ];
}
// Create the rule if it doesn't exist.
if ( empty( $this->rules[ $selector ] ) ) {
$this->rules[ $selector ] = new WP_Style_Engine_CSS_Rule( $selector );
}
return $this->rules[ $selector ];
}
User Contributed Notes
You must log in before being able to contribute a note or feedback.