Please look in the wicket examples to learn about Ajax forms in Wicket. You
can also look at the example online:
http://wicketstuff.org/wicket13/ajax/form.1
(sourcecode browser is in the top right corner)
Martijn
On Nov 27, 2007 8:39 AM, Pen <[EMAIL PROTECTED]> wrote:
>
>
> I am not really understanding your question? we are not creating any json
> object in browser. I believe that 's what we want to do in the normal form
> submit create the json object.
> This is just a simple example to demonstrate the Ajax round trip. Here
> bascially you get the updated data back. This can happen if we have form
> submit and a grid which gets updated on the form submit.
>
> Can you please look into the below example and provide some solution. I
> have
> copied both the html and java code. If you can tell me how to handle the
> data in wicket and send it back in the below example that would be great.
> I
> am not receving the form post data in the request object in wicket.
>
> Thanks
> ~Pen
>
>
> Johan Compagner wrote:
> >
> > Again, why do you try to generate a json object in the browser??
> > Why not create a normal wicket form that you post to the server and
> > then in the form submit method you create the json object
> >
> > On 11/24/07, Pen <[EMAIL PROTECTED]> wrote:
> >>
> >>
> >> I don't know how to get the postdata from the request object in wicket.
> I
> >> do
> >> see the request being sent. As you see from the example I am struck
> >> there, I
> >> don't know how to proceed further.
> >> This is just a basic example of round trip using Json, AJax and wicket
> >> through form submit. You get the Json data modify it update back the
> >> form.
> >> There will be more complicated of this like grid update.
> >> Also there can be normal form submit of Json object. In either case I
> >> don't
> >> know how to handle on the server in wicket. I have done lot using JSP,
> it
> >> looks bit different here. And no good documentation.
> >> If you can provide some coding example or some pointer it would be
> great.
> >>
> >> ~Pen
> >>
> >>
> >>
> >>
> >>
> >> Johan Compagner wrote:
> >> >
> >> > Which part goes wrong?
> >> > Do you see the request being send?
> >> > Why do this though json? If you need json objects on the server why
> >> > not using a normal form post and create the json object on the
> >> > server?
> >> >
> >> > 2007/11/24, Pen <[EMAIL PROTECTED]>:
> >> >>
> >> >> Greetings,
> >> >>
> >> >> I want to know how to handle the Jquery, JSon data in the wicket.
> What
> >> is
> >> >> the best way to do it.
> >> >> I have created simple form which sends the json data across to
> server
> >> and
> >> >> replies back to the form.
> >> >> I am not sure how to handle the request and response in wicket. I am
> >> >> using
> >> >> Json-lib 2.1 for jdk1.5
> >> >> Can anybody analyze the below program and suggest me what is wrong.
> >> >>
> >> >> demo.html
> >> >> <head>
> >> >> <script src="scripts/jquery-1.2.1.js" type="text/javascript"
> >> >> charset="utf-8"></script>
> >> >> <script type="text/javascript" charset="utf-8">
> >> >> $(document).ready(function() {
> >> >> $("#testForm").submit(sendForm);
> >> >> });
> >> >>
> >> >> function sendForm(e) {
> >> >> e.preventDefault();
> >> >> var data = {
> >> >> field1: $("#field1").val(),
> >> >> field2: $("#field2").val(),
> >> >> field3: $("#field3").val(),
> >> >> };
> >> >>
> >> >> $("#sent .content").html(data.toSource());
> >> >> $.post("demo", "message=[" + data.toSource() +
> "];", receiveForm,
> >> >> "json");
> >> >> };
> >> >>
> >> >> function receiveForm(data) {
> >> >> $("#field1").val(data.field1);
> >> >> $("#field2").val(data.field2);
> >> >> $("#field3").val(data.field3);
> >> >>
> >> >> $("#received .content").html(data.toSource());
> >> >> };
> >> >> </script>
> >> >>
> >> >> </head>
> >> >> <body>
> >> >>
> >> >> <form wicket:id="testForm" >
> >> >> <h1 id="form">Form</h1>
> >> >>
> >> >> <label for="field1">Field One:</label>
> >> >> <input type="text" id="field1" />
> >> >>
> >> >> <label for="field2">Field Two:</label>
> >> >> <input type="text" id="field2" />
> >> >>
> >> >> <label for="field3">Field Three:</label>
> >> >> <input type="text" id="field3" />
> >> >>
> >> >> <input type="submit" id="submitter" value="Post the data" />
> >> >> </form>
> >> >>
> >> >> <div id="sent" class="readout">
> >> >> <h1 id="sent_data:">Sent Data:</h1>
> >> >> <div class="content">
> >> >>
> >> >> </div>
> >> >> </div>
> >> >> <div id="received" class="readout">
> >> >>
> >> >> <h1 id="received_data">Received Data:</h1>
> >> >> <div class="content">
> >> >>
> >> >> </div>
> >> >> </div>
> >> >> </body>
> >> >> </html>
> >> >>
> >> >> Here is the wicket program to handle this
> >> >>
> >> >> demo.java
> >> >> public class Demo extends BasePage {
> >> >> public Demo() {
> >> >>
> >> >> Form form = new Form("testForm",new
> CompoundPropertyModel(this));
> >> >> add(form);
> >> >> form.add(new AjaxFormSubmitBehavior(form,"onsubmit"){
> >> >> private static final long serialVersionUID = 1L;
> >> >>
> >> >> protected void onSubmit(AjaxRequestTarget target)
> {
> >> >> Request request = getRequest();
> >> >> String data = request.getParameter
> ("data");
> >> >> try {
> >> >> JSONObject jsonData = new
> JSONObject();
> >> >> JSONObject selectedNode =
> jsonData.getJSONObject(data);
> >> >> } catch (Exception e) {
> >> >> throw new RuntimeException("Failed
> to parse selected node from
> >> >> reply: "
> >> >> + data);
> >> >> }
> >> >> //target.addComponent(received)// Add to
> the response data
> >> >> }
> >> >> });
> >> >> }
> >> >> }
> >> >>
> >> >>
> >> >> ~Pen
> >> >> --
> >> >> View this message in context:
> >> >>
> >> http://www.nabble.com/howto-JSON-Wicket-works--tf4865188.html#a13922782
> >> >> Sent from the Wicket - User mailing list archive at Nabble.com.
> >> >>
> >> >>
> >> >>
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> >> >>
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> >> >
> >>
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> >>
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> >
>
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> View this message in context:
> http://www.nabble.com/howto-JSON-Wicket-works--tf4865188.html#a13966013
> Sent from the Wicket - User mailing list archive at Nabble.com.
>
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