It looks History has a bug on 1.7.1 in general. I was having problems with Back button and then I re-compile and now in hosted mode I got: http://groups.google.com/group/google-web-toolkit/browse_thread/thread/eb6cc9d038ffc3dd#
On Oct 15, 6:10 pm, Brian <[email protected]> wrote: > Using the back/forward buttons for undo/redo is not a good idea. There > are too many ways that your client app and server state could get out > of sync. The forward/back button and history management should be used > to control view state rather than application data state. > > This came up during the Q/A part of one of the Google I/O 2009 > presentations (around 49:33): > > http://code.google.com/events/io/2009/sessions/EffectiveGwt.html > > They put a button on the UI that is explicitly labeled "Undo" to make > it clear that that's how to undo application data state changes. My > guess is that you should be able to retrofit your existing database > state management to be triggered by undo/redo buttons instead of > history change events. > > You should check out the whole presentation to understand what they > say about how the back button behaves in their application, and for > other generally useful tips. > > -Brian > > On Oct 7, 6:40 am, vokke <[email protected]> wrote: > > > > > Hello Newsgroup, > > > I try to keep my database in the right state using the HistoryHandler > > or the deprecated HistoryListener. > > It's kind of undo/redo-function. > > My problem is, if you press the back or forward-button very quickly > > (doubleclick), it seems that the HistoryHandler does not get all the > > events, so my database gets out of sync. > > Is there any help? > > > Best regards, > > Vokke --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" 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/google-web-toolkit?hl=en -~----------~----~----~----~------~----~------~--~---
