At Sun, 2 Aug 2015 17:53:54 -0700, Ziv Scully wrote: > > The Ur/Web manual section on IDs (http://www.impredicative.com/ur/manual.pdf, > section 8.6.2) > specifies that [id] is an abstract type, with the only way to generate them > being [fresh : > transaction id]. It also makes clear that there's no way to force the ID to > be something in > particular. > > The pattern that Logitext uses is to generate a unique ID and both set a > node's ID with it > and pass it to a JavaScript function via the FFI. This seems like exactly the > way to do what > you need. For your case, it would look something like this: > > datepicker : transaction xml = > nid <- fresh; > return <xml> > <div id={nid}/> > <active code={annotateDatepicker nid; return <xml/>}/> > </xml> > > where [annotateDatepicker : id -> transaction unit] is an JavaScript FFI > function that takes > an ID and calls the function from the JavaScript library using that ID. In > this case, that > would be > > function annotateDatepicker(nid) { > $('#' + nid + ' div').datepicker({}) > } > > or something similar (not an expert on this library). It's possible you could > put the > [annotateDatepicker] call outside the XML right after the [nid <- fresh;], > but I don't know > if it would work.
Sorry, I was referring to Javascript itself, not Ur/Web, I misread his question. Tim _______________________________________________ Ur mailing list [email protected] http://www.impredicative.com/cgi-bin/mailman/listinfo/ur
