wp_widgets_init()

1820function wp_widgets_init() {1821	if ( ! is_blog_installed() ) {1822		return;1823	}1824 1825	register_widget( 'WP_Widget_Pages' );1826 1827	register_widget( 'WP_Widget_Calendar' );1828 1829	register_widget( 'WP_Widget_Archives' );1830 1831	if ( get_option( 'link_manager_enabled' ) ) {1832		register_widget( 'WP_Widget_Links' );1833	}1834 1835	register_widget( 'WP_Widget_Media_Audio' );1836 1837	register_widget( 'WP_Widget_Media_Image' );1838 1839	register_widget( 'WP_Widget_Media_Gallery' );1840 1841	register_widget( 'WP_Widget_Media_Video' );1842 1843	register_widget( 'WP_Widget_Meta' );1844 1845	register_widget( 'WP_Widget_Search' );1846 1847	register_widget( 'WP_Widget_Text' );1848 1849	register_widget( 'WP_Widget_Categories' );1850 1851	register_widget( 'WP_Widget_Recent_Posts' );1852 1853	register_widget( 'WP_Widget_Recent_Comments' );1854 1855	register_widget( 'WP_Widget_RSS' );1856 1857	register_widget( 'WP_Widget_Tag_Cloud' );1858 1859	register_widget( 'WP_Nav_Menu_Widget' );1860 1861	register_widget( 'WP_Widget_Custom_HTML' );1862 1863	register_widget( 'WP_Widget_Block' );1864 1865	/**1866	 * Fires after all default WordPress widgets have been registered.1867	 *1868	 * @since 2.2.01869	 */1870	do_action( 'widgets_init' );1871}