Re: How to pass a variable from Javascript code to Java

Hello!

See the Invoking server-side event handler methods from JavaScript in
https://tapestry.apache.org/ajax-and-zones.html. It has an example of how
to do it in Tapestry 5.4.2+. There's no easy way of doing it than this.

On Mon, Aug 27, 2018 at 4:47 AM <[email protected]> wrote:

> Hi Marwa,
>
> there is an example in the bottom part of this page
>
> https://tapestry.apache.org/ajax-and-zones.html
>
> which you can use for your development. The paragraph "Invoking
> server-side event
> handler methods from JavaScript" contains the corresponding explanation.
>
> If you do not want to use zones and asynchronous requests, you cat use a
> hidden field
> to transfer the value to java.
> The hidden field hast to be contained in a form. You put the value with
> java script in
> the hidden field. With a form submit it will be transferred to java.
>
> Sorry that I am not referencing to an example, but possibly you manage it
> even with
> this information..
>
> With regards, Peter
>
>
> > Thanks for your replay but actually I scanned all the links and I
> couldn't
> > find an answer for my issue... Let me explain it in more details ..in the
> > .tml code I have this line
> > <p>Name: <span id="name"></span></p>
> > and in the javascript code, there is a function that calculates the
> "name"
> > for this element and another that creates a link containing the name of
> > this element to be displayed as a link.
> >
> > function appendIriLabel(element, name, iri) {
> > var tag;
> > if (iri) {
> > tag = element.append("a")
> > .attr("href", iri)
> > .attr("title", iri)
> > .attr("target", "_blank");
> > } else {
> > tag = element.append("span");
> > }
> > tag.text(name);
> > }
> >
> > and what I need is to pass the string variable "name" from the client
> side
> > javascriptcode, to the java code in order to use it in the server side
> > functions.
> > How to make this?
> >
> > Hope I could illustrate my problem well ...
> >
> >
> > On Sun, Aug 26, 2018 at 12:00 PM Basile Chandesris <[email protected]>
> wrote:
> >
> >> Le 25/08/2018 à 08:32, marwa hussein a écrit :
> >> > Hello, I am building a web application and I have to use an open
> source
> >> > Javascript package that is responsible for the visualization tasks.
> Now,
> >> I
> >> > need to pass a "string variable" from the javascript code to the java
> >> > code?? how to do this in tapestry5 ..Please refer me to a working
> example
> >> > if you can!!
> >> >
> >> >
> >>
> >>
> http://jumpstart.doublenegative.com.au/jumpstart/examples/javascript/javascript
> >>
> >> https://tapestry.apache.org/legacy-javascript.html
> >>
> >> https://tapestry.apache.org/javascript.html
> >>
> >>
> >>
> >> http://tapestry5-jquery.com/
> >>
> >> https://github.com/ffacon/tapestry5-angular-demo
> >>
> >> https://github.com/eddyson-de/tapestry-react
> >>
> >> https://tapestry.apache.org/coffeescript.html
> >>
> >>
> >>
> >>
> >
> > --
> >
> >
> >
> > *Marwa Hussein M. TA @ Information Systems Department Faculty of
> Computers
> > & Information Assuit University*
> > <[email protected]>
> >
>
>
>
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-- 
Thiago