WP_Widget_Custom_HTML::_register_one() public WP 4.9.0

Add hooks for enqueueing assets when registering all widget instances of this widget class.

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

No Hooks.

Return

null. Nothing.

Usage

$WP_Widget_Custom_HTML = new WP_Widget_Custom_HTML();
$WP_Widget_Custom_HTML->_register_one( $number );

$number(int)

The unique order number of this widget instance compared to other instances of the same class.
Default: -1

Changelog

Code of WP_Widget_Custom_HTML::_register_one() WP Widget Custom HTML:: register one ^{WP 5.7.2}

<?php
public function _register_one( $number = -1 ) {
	parent::_register_one( $number );
	if ( $this->registered ) {
		return;
	}
	$this->registered = true;

	wp_add_inline_script( 'custom-html-widgets', sprintf( 'wp.customHtmlWidgets.idBases.push( %s );', wp_json_encode( $this->id_base ) ) );

	// Note that the widgets component in the customizer will also do
	// the 'admin_print_scripts-widgets.php' action in WP_Customize_Widgets::print_scripts().
	add_action( 'admin_print_scripts-widgets.php', array( $this, 'enqueue_admin_scripts' ) );

	// Note that the widgets component in the customizer will also do
	// the 'admin_footer-widgets.php' action in WP_Customize_Widgets::print_footer_scripts().
	add_action( 'admin_footer-widgets.php', array( 'WP_Widget_Custom_HTML', 'render_control_template_scripts' ) );

	// Note this action is used to ensure the help text is added to the end.
	add_action( 'admin_head-widgets.php', array( 'WP_Widget_Custom_HTML', 'add_help_text' ) );
}