add_custom_background

函数


add_custom_background ( $wp_head_callback = '', $admin_head_callback = '', $admin_preview_callback = '' )
参数
  • (callable)
    $wp_head_callback
    Call on the {@see ‘wp_head’} action.
    Required:
    Default: (empty)
  • (callable)
    $admin_head_callback
    Call on custom background administration screen.
    Required:
    Default: (empty)
  • (callable)
    $admin_preview_callback
    Output a custom background image div on the custom background administration screen. Optional.
    Required:
    Default: (empty)
相关
  • add_theme_support()
定义位置
  • wp-includes/deprecated.php
    , line 3031
引入
3.0.0
弃用
3.4.0

Add callbacks for background image display.

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 );
}