Max, it is part of the public API. It is clearly documented in the developer documentation:
http://myfaces.apache.org/trinidad/devguide/ppr.html On Mon, Mar 24, 2008 at 12:06 PM, Max Starets <[EMAIL PROTECTED]> wrote: > > Richard, > > I guess you want your Javascript to be notified when a PPR request is being > sent, right? > There is a way to do it, but the supporting code is not part of the public > API: > > TrPage.getInstance().getRequestQueue().addStateChangeListener(instance, > callback); > > Here "instance" is an instance of the object used to invoke the listener > (it may be null if your listener is global), > "callback" is the actual listener function. > > A single parameter (state) will be passed into your callback: > state == TrRequestQueue.STATE_BUSY would indicate that PPR request is about > to be sent > state == TrRequestQueue.STATE_READY would indicate that PPR request has > just returned. > > As I said before, this code is not part of Trinidad public API, so there > are no guarantees that it will continue > working in the future. If it is something that you think is generally > useful for developers using Trinidad, you can raise > a JIRA issue for that. > > Regards, > Max Starets > > > > > > Richard Yee wrote: > > Scott, > The poll component will not work because I don't want to invoke a PPR b/c it > will refresh the session. What I need is a hook into the Trinidad JavaScript > API like an "onPPR()" method that I can override to be notified when a PPR > request is made. The purpose of the dialog is to tell the user if they are > still in front of the screen that their session is about to expire and give > them the opportunity to refresh the session rather than have them do > something with the UI and then get redirected to a page that tells them that > their session timed out. > > Thanks, > > -Richard > > > > On 3/24/08, Scott O'Bryan <[EMAIL PROTECTED]> wrote: > > Will the "poll" component in Trinidad do what your asking? > > > > > > > > On Fri, Mar 21, 2008 at 10:21 PM, Richard Yee <[EMAIL PROTECTED]> > wrote: > > > > > Hi, > > > I am currently using a servlet filter to handle session timeouts to > redirect the request to a session expired page. This is working okay except > for if the user clicks on the chooseDate calendar icon after the session > times out. With ENABLE_LIGHTWEIGHT_DIALOGS="false" (due to the month name > problem in IE6 (Trinidad-941)), the session expired page appears in the > calendar window instead of the main window. Once approach to handling this > case as well as providing the user a warning before the session is going to > timeout is to display a dialog to the user prior to the session timeout that > says something like, "Your session is about to timeout" with a Continue > button. After a minute or two, the dialog would automatically be cleared and > an AJAX call would be made to the server to force the session expiration. To > do this, I would have to have a JavaScript timer that would be started when > the page is loaded, reset whenever a PPR call is made, and cleared whenever > the page is unloaded. Has anyone implemented this with Trinidad? Is there a > way to get notified via a callback or hook method when a PPR request is made > by the Trinidad JavaScript API? Correctime if I'm wrong, but I don't think I > can use the Trinidad dialog framework for this because it must be > implemented for every page in the application. > > > > > > Thanks, > > > > > > Richard > > > > > > > > > >
