add_custom_background()

最后更新于：2021-11-25 19:10:03

Add callbacks for background image display.

参数

$gc_head_callback

(callable) (Optional) Call on the ‘gc_head’ action.

Default value: ”

$admin_head_callback

(callable) (Optional) Call on custom background administration screen.

Default value: ”

$admin_preview_callback

(callable) (Optional) Output a custom background image div on the custom background administration screen. Optional.

Default value: ”

源文件

文件: gc-includes/deprecated.php

function add_custom_background( $gc_head_callback = '', $admin_head_callback = '', $admin_preview_callback = '' ) {
	_deprecated_function( __FUNCTION__, '3.4.0', 'add_theme_support( 'custom-background', $args )' );
	$args = array();
	if ( $gc_head_callback )
		$args['gc-head-callback'] = $gc_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 );
}