1-So the Codename app singleton is recreated just in what cases? I think device orientation at least, and then? 2-Where can I put some global data structure, in the main form I guess?
Thanks in advance Il giorno sabato 15 agosto 2020 07:27:55 UTC+2, Shai Almog ha scritto: > > Yes. Our activity works a bit as a singleton and simplified the horrendous > Android app life cycle. > As a side note a few years ago in Google IO Romain Guy asked audience > members for a show of hands if they know the Activity lifecycle. Hands were > raised and he responded (I'm paraphrasing) "liars, I've been on the Android > team since before it launched and I don't understand the Activity > lifecycle". > > I created a relatively simple app lifecycle diagram for the Uber clone > book. The first two chapters (which include the diagram) are a free PDF > download from here: https://uber.cn1.co/ > > On Friday, August 14, 2020 at 5:36:06 PM UTC+3 P5music wrote: > >> My Android app is simple but it handles rotation, start from an intent >> (cold and warm) (old intent or new), start from home, and so on. The >> methods that are called are not always know, so sometimes more than a >> single method are called. For example onSaveInstanceState and >> onConfigurationChanged are not always independent. >> My app has to manage editing data in the detail view. For example it >> tries to ask the user whether it has to save, before going back or choosing >> other records. >> In many case this has to be done silently because the app is just >> undergoing some strange eevent or transformation. >> Furthermore the app singleton sometime is lost. >> >> Codename apps seem to be simpler from this point of view, but I need to >> know if there is some "singleton" class I can count on every time, unless >> the app is destroyed. >> I see that there is not fragment and activity cycles so I think this is >> easy. >> Thanks in advance >> > -- You received this message because you are subscribed to the Google Groups "CodenameOne Discussions" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/codenameone-discussions/48b95b37-0182-414d-8852-45edd0fa87f2o%40googlegroups.com.
