wordpress函数add_custom_background()用法示例

add_custom_background( callable $wp_head_callback = '',  callable $admin_head_callback = '',  callable $admin_preview_callback = '' )

自定义头部的背景图像。

描述

参数

$wp_head_callback

(callable)
(Optional)
在 ‘wp_head’ 调用的 action 动作。Default value: ”

$admin_head_callback

(callable)
(Optional)
调用自定义后台管理屏幕。Default value: ”

$admin_preview_callback

(callable)
(Optional)
在自定义后台管理屏幕上输出自定义背景图像 div。可选参数。Default value: ”

源代码

File: wp-includes/deprecated.php

function add_custom_background( $wp_head_callback = '', $admin_head_callback = '', $admin_preview_callback = '' ) {
	_deprecated_function( __FUNCTION__, '3.4.0', 'add_theme_support( \'custom-background\', $args )' );
	$args = array();
	if ( $wp_head_callback )
		$args['wp-head-callback'] = $wp_head_callback;
	if ( $admin_head_callback )
		$args['admin-head-callback'] = $admin_head_callback;
	if ( $admin_preview_callback )
		$args['admin-preview-callback'] = $admin_preview_callback;
	return add_theme_support( 'custom-background', $args );
}

更新日志

相关函数

Uses

• wp-includes/theme.php:add_theme_support()
• wp-includes/functions.php:_deprecated_function()