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filter is not described

customize_dynamic_setting_class filter-hook . WP 4.2.0

Allow non-statically created settings to be constructed with custom WP_Customize_Setting subclass.

Usage

add_filter( 'customize_dynamic_setting_class', 'filter_function_name_8653', 10, 3 );
function filter_function_name_8653( $setting_class, $setting_id, $setting_args ){
	// filter...

	return $setting_class;
}
$setting_class(string)
WP_Customize_Setting or a subclass.
$setting_id(string)
ID for dynamic setting, usually coming from $_POST['customized'].
$setting_args(array)
WP_Customize_Setting or a subclass.

Where the hook is called

WP_Customize_Manager::add_dynamic_settings()
WP_Customize_Manager::add_setting()
wp-includes/class-wp-customize-manager.php 3669
$setting_class = apply_filters( 'customize_dynamic_setting_class', $setting_class, $setting_id, $setting_args );
wp-includes/class-wp-customize-manager.php 3609
$class = apply_filters( 'customize_dynamic_setting_class', $class, $id, $args );

Where the hook is used (in WP core)

wp-includes/class-wp-customize-nav-menus.php 51
add_filter( 'customize_dynamic_setting_class', array( $this, 'filter_dynamic_setting_class' ), 10, 3 );