WordPress at a glance
function is not described

WP_Customize_Widgets::is_wide_widget() public WP 3.9.0

Determines whether the widget is considered "wide".

Core widgets which may have controls wider than 250, but can still be shown in the narrow Customizer panel. The RSS and Text widgets in Core, for example, have widths of 400 and yet they still render fine in the Customizer panel.

This method will return all Core widgets as being not wide, but this can be overridden with the 'is_wide_widget_in_customizer' filter.

{} It's a method of the class: WP_Customize_Widgets{}

Hooks from the method
Return

true/false. Whether or not the widget is a "wide" widget.

Usage

$WP_Customize_Widgets = new WP_Customize_Widgets();
$WP_Customize_Widgets->is_wide_widget( $widget_id );
$widget_id(string) (required)
Widget ID.

Notes

  • Global. Array. $wp_registered_widget_controls

Changelog

Since 3.9.0 Introduced.

Code of WP_Customize_Widgets::is_wide_widget() WP 5.5.1

<?php
public function is_wide_widget( $widget_id ) {
	global $wp_registered_widget_controls;

	$parsed_widget_id = $this->parse_widget_id( $widget_id );
	$width            = $wp_registered_widget_controls[ $widget_id ]['width'];
	$is_core          = in_array( $parsed_widget_id['id_base'], $this->core_widget_id_bases, true );
	$is_wide          = ( $width > 250 && ! $is_core );

	/**
	 * Filters whether the given widget is considered "wide".
	 *
	 * @since 3.9.0
	 *
	 * @param bool   $is_wide   Whether the widget is wide, Default false.
	 * @param string $widget_id Widget ID.
	 */
	return apply_filters( 'is_wide_widget_in_customizer', $is_wide, $widget_id );
}