[hunchentoot-devel] ht-simple-ajax

Andy Peterson andy.arvid at gmail.com
Sun Apr 3 21:48:37 UTC 2011


Use the parenscript function ps-inline instead of ps
(:a :href (ps-inline (say-hi)) "Say Hi!")

AJAX> (ps-inline (say-hi))
"javascript:sayHi()"


On Sun, Apr 3, 2011 at 1:40 PM, Haris <fbogdanovic at xnet.hr> wrote:
> I changed the code. When I click on say-hi link it goes to:
> http://localhost/sayHi();
> and the page says: Hunchentoot Default page.
> Where is the problem now ?
>
> ------------------------------------------------------------------------------------------------------
>
> (defpackage :ajax (:use :cl :hunchentoot :cl-who :parenscript
> :ht-simple-ajax))
> (in-package ajax)
>
> (setf *access-log-pathname* "c:/lisp/hunchentoot-log/access.log")
> (setf *message-log-pathname* "c:/lisp/hunchentoot-log/message.log")
>
> (setf *js-string-delimiter* #\")
>
> (defparameter *ajax-processor*
>  (make-instance 'ajax-processor :server-uri "/ajax"))
>
> (push (create-ajax-dispatcher *ajax-processor*) *dispatch-table*)
>
> (defun-ajax say-hi (name) (*ajax-processor*)
>  (concatenate 'string "Hi " name))
>
> (define-easy-handler (main-page :uri "/") ()
>  (with-html-output-to-string (*standard-output* nil :prologue t :indent t)
>    (:html :xmlns "http://www.w3.org/1999/xhtml"
>     (:head
>      (:title "ht-simple-ajax demo")
>      (princ (generate-prologue *ajax-processor*))
>      (:script :type "text/javascript"
>       (str
>        (ps
>          (defun callback (response)
>            (alert (@ response first-child first-child node-value)))
>
>        (defun say-hi ()
>          (ajax_say_hi (chain document (get-element-by-id "name") value)
> callback))))))
>
>     (:body
>      (:p "Please enter your name: "
>          (:input :id "name" :type "text"))
>      (:p (:a :href (ps (say-hi)) "Say Hi!"))))))
>
>
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