Question

is_admin_bar_showing()

Determine whether the admin bar should be showing.

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description

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返回值

(bool) Whether the admin bar should be showing.

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源代码

File: wp-includes/admin-bar.php

function is_admin_bar_showing() {
	global $show_admin_bar, $pagenow;

	// For all these types of requests, we never want an admin bar.
	if ( defined('XMLRPC_REQUEST') || defined('DOING_AJAX') || defined('IFRAME_REQUEST') )
		return false;

	if ( is_embed() ) {
		return false;
	}

	// Integrated into the admin.
	if ( is_admin() )
		return true;

	if ( ! isset( $show_admin_bar ) ) {
		if ( ! is_user_logged_in() || 'wp-login.php' == $pagenow ) {
			$show_admin_bar = false;
		} else {
			$show_admin_bar = _get_admin_bar_pref();
		}
	}

	/**
	 * Filters whether to show the admin bar.
	 *
	 * Returning false to this hook is the recommended way to hide the admin bar.
	 * The user's display preference is used for logged in users.
	 *
	 * @since 3.1.0
	 *
	 * @param bool $show_admin_bar Whether the admin bar should be shown. Default false.
	 */
	$show_admin_bar = apply_filters( 'show_admin_bar', $show_admin_bar );

	return $show_admin_bar;
}

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更新日志

Version	description
3.1.0	Introduced.

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相关函数

Uses

• wp-includes/query.php: is_embed()
• wp-includes/pluggable.php: is_user_logged_in()
• wp-includes/load.php: is_admin()
• wp-includes/admin-bar.php: _get_admin_bar_pref()
• wp-includes/admin-bar.php: show_admin_bar
• wp-includes/plugin.php: apply_filters()
Show 1 more use Hide more uses

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Used By

• wp-admin/includes/template.php: _wp_admin_html_begin()
• wp-includes/admin-bar.php: _wp_admin_bar_init()
• wp-includes/admin-bar.php: wp_admin_bar_render()
• wp-includes/post-template.php: get_body_class()

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User Contributed Notes

1. Skip to note content You must log in to vote on the helpfulness of this noteVote results for this note: 0You must log in to vote on the helpfulness of this note Contributed by Codex

   Basic Example

   
   if ( is_admin_bar_showing() ) {
       // do something
   }