register_widget()
最后更新于:2021-11-27 21:39:20
register_widget( string|GC_Widget$widget)Register a widget
参数
- $widget
-
(string|GC_Widget) (Required) Either the name of a
GC_Widget
subclass or an instance of aGC_Widget
subclass.
源文件
文件: gc-includes/widgets.php
function register_widget( $widget ) {
global $gc_widget_factory;
$gc_widget_factory->register( $widget );
}
<?php /** * Class GCDocs_New_Widget */ class GCDocs_New_Widget extends GC_Widget { /** * Constructs the new widget. * * @see GC_Widget::__construct() */ function __construct() { // Instantiate the parent object. parent::__construct( false, __( 'My New Widget Title', 'textdomain' ) ); } /** * The widget's HTML output. * * @see GC_Widget::widget() * * @param array $args Display arguments including before_title, after_title, * before_widget, and after_widget. * @param array $instance The settings for the particular instance of the widget. */ function widget( $args, $instance ) {} /** * The widget update handler. * * @see GC_Widget::update() * * @param array $new_instance The new instance of the widget. * @param array $old_instance The old instance of the widget. * @return array The updated instance of the widget. */ function update( $new_instance, $old_instance ) { return $new_instance; } /** * Output the admin widget options form HTML. * * @param array $instance The current widget settings. * @return string The HTML markup for the form. */ function form( $instance ) { return ''; } } add_action( 'widgets_init', 'gcdocs_register_widgets' ); /** * Register the new widget. * * @see 'widgets_init' */ function gcdocs_register_widgets() { register_widget( 'GCDocs_New_Widget' ); }