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wp_maybe_load_widgets()

Determines if Widgets library should be loaded.

Description

Checks to make sure that the widgets library hasn’t already been loaded. If it hasn’t, then it will load the widgets library and run an action hook.

Source

File: wp-includes/functions.php 

function wp_maybe_load_widgets() {
	/**
	 * Filters whether to load the Widgets library.
	 *
	 * Returning a falsey value from the filter will effectively short-circuit
	 * the Widgets library from loading.
	 *
	 * @since 2.8.0
	 *
	 * @param bool $wp_maybe_load_widgets Whether to load the Widgets library.
	 *                                    Default true.
	 */
	if ( ! apply_filters( 'load_default_widgets', true ) ) {
		return;
	}

	require_once ABSPATH . WPINC . '/default-widgets.php';

	add_action( '_admin_menu', 'wp_widgets_add_menu' );
}

Uses

Uses Description
wp-includes/functions.php: load_default_widgets

Filters whether to load the Widgets library.
wp-includes/plugin.php: apply_filters()

Calls the callback functions that have been added to a filter hook.
wp-includes/plugin.php: add_action()

Hooks a function on to a specific action.

Changelog

Version Description
2.2.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/wp_maybe_load_widgets