I think what is provided is not much different than what you asking
> a=DIV()
> a.append(H1())
> a.append(H2())
> a[0].append('hello')
> a[1].append('world')
> a.insert(1,SPAN(' '))
> print a<div><h1>hello</h1><span> </span><h2>world</h2></div> > a[1]['_id']='myid' > a.element(_id='myid').update(_class='myclass') > print a <div><h1>hello</h1><span class="myclass" id="myid"> </span><h2>world</ h2></div> > del a[0] > print a <div><span class="myclass" id="myid"> </span><h2>world</h2></div> Really the only missing thing is the ability to query for the parent of a node, and that would be easy to add. Massimo On Jan 19, 1:39 am, Peter <[email protected]> wrote: > > Can you provide an example of the API you would like to have? > > A small subset of the formal DOM API (http://www.w3.org/TR/DOM-Level-2- > HTML/html.html) would do wonders: > > * Top of the list would be "structural manipulation" functions that > would allow insertion or removal of elements at specific places in the > tree: appendChild(node), insertBefore(node), removeChild(node) . > > * Second would be "structural navigation", parentNode, .childNodes > (seehttp://krook.org/jsdom/Node.html) > > * Search functions (a bit of a luxury given that we have form.element > ()?): getElementByID(string elementId) and getElementsByTagName(string > tagname) (http://krook.org/jsdom/Document.html) > > * And manipulation of "html nodes": getAttribute(), setAttribute(), > removeAttribute() (http://krook.org/jsdom/Element.html) > > Of course, if I were half a man I would build it myself and send you a > patch for html.py, but I'm afraid I am lacking both in experience and > in time... ;-) > > Cheers, > -Peter > > On Jan 19, 3:34 am, mdipierro <[email protected]> wrote: > > > At this time using [i], .element, .append and .insert are the only > > methods to manipulate the form. Can you provide an example of the API > > you would like to have? > > > Massimo > > > On Jan 18, 2:54 pm, Peter <[email protected]> wrote: > > > > Hi Massimo et al, > > > > First of all, the onvalidation callback that is now in SQLFORM (in > > > trunk) is a real winner, thanks! The validation rules in my app are > > > largely context-sensitive, and that was a big problem -- until now. > > > > I am still struggling to find the best way to customize SQLFORM views, > > > though. The "new" form.element() function only allows me to modify the > > > attributes existing xml nodes -- is that correct? > > > > For instance, I needed previous/next buttons in a multi-page form, and > > > I really hate having to handcode entire forms in the html (or in the > > > controller, for that matter). This is what I came up with: > > > > # controller > > > form=SQLFORM(db.t2_person,myperson,deletable=False,showid=False) > > > > l = len(form.components[0]) # =number of rows in form > > > > # add input element to second td in submit row > > > form.components[0][l-1][1].append( INPUT(_type="buttonx") ) > > > > # redefine both "submit" and "buttonx" > > > form.element(_type="submit").update(_type="button", > > > _value="<<Previous",_onclick="location='"+URL > > > (r=request,f='step1')+"';") > > > form.element(_type="buttonx").update(_type="submit", > > > _value="Next>>") > > > > Basically, I add a new 'dummy' input element and then redefine both > > > inputs using form.element(). This works, but the direct use of the > > > internal form/div structure to insert a new xml node is an eyesore. Is > > > there a better way to do this? > > > > Ideally, I'd be looking for a sort of formalized API that I could use > > > to manipulate the entire xml tree of the form, eg, similar to the > > > DOM. > > > > Cheers, > > > -Peter --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "web2py Web Framework" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/web2py?hl=en -~----------~----~----~----~------~----~------~--~---
