widget_form_callback filter-hook . WP 2.8.0
Filters the widget instance's settings before displaying the control form.
Returning false effectively short-circuits display of the control form.
Usage
add_filter( 'widget_form_callback', 'filter_function_name_881', 10, 2 );
function filter_function_name_881( $instance, $this ){
// filter...
return $instance;
}
- $instance(array)
- The current widget instance's settings.
- $this(WP_Widget)
- The current widget instance.
Список изменений
| С версии 2.8.0 | Введена. |
Где вызывается хук
widget_form_callback
wp-includes/class-wp-widget.php 515
$instance = apply_filters( 'widget_form_callback', $instance, $this );