Method: Retrieves MAC for a serialized widget instance string.

Method: Pre-filters captured option values before retrieving.

Method: Sanitizes a widget instance.

Method: Undoes any changes to the options since options capture began.

Method: Converts a widget instance into JSON-representable format.

Method: Strips out widget IDs for widgets which are no longer registered.

Method: Finds and invokes the widget update and control callbacks.

Method: Enqueues scripts and styles for Customizer panel and export data to JavaScript.

Method: Enqueues scripts for the Customizer preview.

Method: Renders the widget form control templates into the DOM.

Method: Inserts default style for highlighted widget at early point so theme stylesheet can override.

Method: Calls admin_print_footer_scripts and admin_print_scripts hooks to allow custom scripts from plugins.

Method: Retrieves common arguments to supply when constructing a Customizer setting.

Method: Ensures sidebar widget arrays only ever contain widget IDS.

Method: Builds up an index of all available widgets for use in Backbone models.

Method: Naturally orders available widgets by name.

Method: Converts a widget setting ID (option path) to its id_base and number components.

Method: Retrieves the widget control markup.

Method: Calls admin_print_styles-widgets.php and admin_print_styles hooks to allow custom styles from plugins.

Method: Adds hooks for the Customizer preview.

Method: Calls admin_print_scripts-widgets.php and admin_print_scripts hooks to allow custom scripts from plugins.

Method: When previewing, ensures the proper previewing widgets are used.

Method: Ensures widgets are available for all types of previews.

Method: Initial loader.

Method: Registers Customizer settings and controls for all sidebars and widgets.

Method: Retrieves an unslashed post value or return a default.

Method: {@internal Missing Summary}