BBP_Forums_Widget::widget( mixed $args, array $instance )

	public function widget( $args, $instance ) {

		// Get widget settings
		$settings = $this->parse_settings( $instance );

		// Typical WordPress filter
		$settings['title'] = apply_filters( 'widget_title',           $settings['title'], $instance, $this->id_base );

		// Forums filter
		$settings['title'] = apply_filters( 'bbp_forum_widget_title', $settings['title'], $instance, $this->id_base );

		// Note: private and hidden forums will be excluded via the
		// bbp_pre_get_posts_normalize_forum_visibility action and function.
		$widget_query = new WP_Query( array(
			'post_type'           => bbp_get_forum_post_type(),
			//'post_parent'         => $settings['parent_forum'],
            'post_parent'         => 0,
			'post_status'         => bbp_get_public_status_id(),
			'posts_per_page'      => bbp_get_forums_per_page(),
			'ignore_sticky_posts' => true,
			'no_found_rows'       => true,
			'orderby'             => 'menu_order title',
			'order'               => 'ASC'
		) );

		// Bail if no posts
		if ( ! $widget_query->have_posts() ) {
			return;
		}

		echo $args['before_widget'];

		if ( !empty( $settings['title'] ) ) {
			echo $args['before_title'] . $settings['title'] . $args['after_title'];
		} ?>

		<ul class="bb-sidebar-forums">

			<?php while ( $widget_query->have_posts() ) : $widget_query->the_post(); ?>

				<li>
                    <a class="bbp-forum-title" href="<?php bbp_forum_permalink( $widget_query->post->ID ); ?>"><?php bbp_forum_title( $widget_query->post->ID ); ?></a>
                    <span class="topics-count">
                        <?php
                        $topics_count = bbp_get_forum_topic_count( $widget_query->post->ID );
                        echo $topics_count;
                        ?>
                    </span>
                    <?php
    				$r = array(
    						'before'              => '<ul class="bb-sidebar-forums">',
                            'after'               => '</ul>',
                            'link_before'         => '<li class="bbp-sub-forum">',
                            'link_after'          => '</li>',
    						'count_before'      => ' (',
    						'count_after'       => ')',
    						'count_sep'         => ', ',
    						'separator'         => ' ',
    						'forum_id'          => $widget_query->post->ID,
    						'show_topic_count'  => false,
    						'show_reply_count'  => false,
    					);

    				bbp_list_forums($r); ?>
                </li>

			<?php endwhile; ?>

		</ul>

		<?php echo $args['after_widget'];

		// Reset the $post global
		wp_reset_postdata();
	}