Sample Usage of cgc_notices

notices.php

<?php
function handle_notices(){
	$updated = isset( $_GET['whatever-updated'] ) ? $_GET['whatever-updated'] : false;
	if( $updated !== false ){
		$type = $updated ? 'success' : 'error';
		$message = $updated ? __( 'Your whatever was updated.', 'cgc' ) : __( 'There was a problem updating whatever.', 'cgc' );
		cgc_add_notice( $message, $type );
	}
}
add_action( 'cgc_notices', 'handle_notices' );