Here is one more demo: http://www.web2py.com/events/default/index
Here is the source code: http://www.web2py.com/examples/static/web2py.app.events.tar Look into default.py and the associated view. Massimo On Apr 4, 2:24 pm, ceej <[email protected]> wrote: > I think there should defiantly be an option to have the contents > already loaded without having to click a link. > > On Apr 4, 11:50 am, mdipierro <[email protected]> wrote: > > > Note to self. Things to be fixed: > > > 1) the action needs knowledge on whether it is in a container. > > Solution: add a header that says so. > > > 2) the action response needs to be able to reference other containers > > in order to trigger actions there. Right now each container is > > identified by a unique but random id and there is no way to guess it. > > Solution: have the user specify the "name" of each container. > > > 3) if a container contains a form that selft submit and then redirect > > the content to a another action that also has a form. This second form > > will not work properly. Solution 1: the programmer needs to specify > > the [SQL]FORM(_action=) but this is a problem form legacy code that > > you want to ajaxify. Solution 2: have the jDiv code automatically > > determine the action from context. > > > 4) right now every container has a link (that triggers the loading of > > the content) and a div with the content. To what extent should this be > > customizable? For example, you may want the container to have a top > > bar with additional buttons. Should this customization be a feature of > > the current container class (jDiv) or should the class be subclassed? > > This opens a big can of worms since the "frame" of the components > > needs to have some standard hooks in order to expose functions like > > "reload the content", "close it", etc. (what else?). > > > can you think of anything else? > > > Massimo > > > On Apr 4, 1:02 am, mdipierro <[email protected]> wrote: > > > > I re-posted a slightly better version. > > > > The new version work in this way: > > > > say you have an action like: > > > > def myform(): > > > form=SQLFORM(...) > > > if form.accepts(....): > > > # do something > > > redirect(URL(....)); > > > return dict(form=form) > > > > You can turn it into a partial by replacing "redirect" with > > > "jDiv.redirect or "jDiv.flash" > > > > def myform(): > > > form=SQLFORM(...) > > > if form.accepts(....): > > > # do something > > > jDiv.redirect("done!!!"); > > > return dict(form=form) > > > > and create a view that DOES NOT extend the layout and does not have > > > HTML and BODY tags. Something like this will do: > > > > {{=form}} > > > > Then create a parent action and in the view embed this partial > > > > {{=jDiv("click me to ajax the partial",URL(r=request,f="myform"))}} > > > > Mind that a partial can be served by another application (within the > > > same web2py installation), can be a proxy to a different web-site and > > > can contain an IFRAME (not recommended but possible). > > > > @Yarko. I agree that this that this is not yet a complete solution but > > > more of a hack. Nevertheless it lets you take forms you have already > > > created and turn them into ajax forms. It does not require any > > > modification in web2py nor any third party libraries (it only requires > > > the new layout and new web2py_ajax.html). > > > > I have been looking but I cannot really find a detailed decsription of > > > how those other systems work. > > > > On Apr 3, 11:19 pm, ceej <[email protected]> wrote: > > > > > I'm really liking this idea Massimo, I'm going to be using it in a > > > > project I'm about to start and grow on it :) > > > > > Keeps using ajax very DRY. > > > > > On Apr 3, 4:08 pm, mdipierro <[email protected]> wrote: > > > > > > There has been a lot of discussion in the past about forms that submit > > > > > via ajax and may or may not refresh the entire page. It is also useful > > > > > to be able to break html pages into "modules" or "plugins" or > > > > > "components" each with its own model, view, controller in such a way > > > > > that they communicate both serversize (by sharing session and > > > > > database) and clientsize (one boxed component should be able for > > > > > example to refresh the entire page or trigger a flash). > > > > > > I have prototype application that does this. > > > > > > http://www.web2py.com/examples/static/web2py.app.events.tar > > > > > > It uses jquery publisher subscriber mechanism. All the code is in a > > > > > new web2py_ajax and a class call jDiv (similar to Rails Partial but > > > > > more powerful in my opinion) which I could include in html.py > > > > > > It allows you to write code like this: > > > > > > def index(): > > > > > return dict(partial1=jDiv('click me for text','mycallback1'), > > > > > partial2=jDiv('click me for flash','mycallback2'), > > > > > partial3=jDiv('click me to redirect','mycallback3'), > > > > > partial4=jDiv('click me for form','mycallback4')) > > > > > > def mycallback1(): > > > > > return 'hello world' > > > > > > def mycallback2(): > > > > > return jDiv.flash('this is a test') # flash on the container page > > > > > > def mycallback3(): > > > > > return jDiv.redirect('http://www.yahoo.com') # redirects entire > > > > > page > > > > > > def mycallback4(): > > > > > form=FORM('your name:', > > > > > INPUT(_name='name',requires=IS_NOT_EMPTY()), > > > > > INPUT(_type='submit')) > > > > > if form.accepts(request.vars): > > > > > return jDiv.flash('hello '+form.vars.name) > > > > > return form > > > > > > Can you figure out what it does? > > > > > Not that the page is never reloaded. Only parts (partials, jDivs) of > > > > > the reloaded. Each jDiv lives in its own container, has one action, > > > > > can have a view, and can talk to each other. > > > > > > This may require some more thought. > > > > > > Comments? > > > > > > Massimo --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
