WP_Widget::get_field_id()
Method: Constructs id attributes for use in WP_Widget::form() fields.
Source: wp-includes/class-wp-widget.php:241
WP_Widget::get_settings()
Method: Retrieves the settings for all instances of the widget class.
Source: wp-includes/class-wp-widget.php:611
WP_Widget::_register()
Method: Register all widget instances of this widget class.
Source: wp-includes/class-wp-widget.php:253
WP_Widget::_set()
Method: Sets the internal order number for the widget instance.
Source: wp-includes/class-wp-widget.php:287