Thanks for that. Previously, I got some misunderstand. I think Activity will use more resources , so that is more prefer to switch view rather than Activity.
On Sat, Aug 1, 2009 at 12:34 AM, Balwinder Kaur (T-Mobile) < [email protected]> wrote: > > It should be just fine to create a separate Activity for each screen > and use Intents to invoke each Activity. > > From the official documentation > http://developer.android.com/guide/topics/fundamentals.html > : > > An activity presents a visual user interface for one focused endeavor > the user can undertake. For example, an activity might present a list > of menu items users can choose from or it might display photographs > along with their captions. A text messaging application might have one > activity that shows a list of contacts to send messages to, a second > activity to write the message to the chosen contact, and other > activities to review old messages or change settings. Though they work > together to form a cohesive user interface, each activity is > independent of the others. Each one is implemented as a subclass of > the Activity base class. > > Balwinder Kaur > Open Source Development Center > ·T· · ·Mobile· stick together > > The views, opinions and statements in this email are those of the > author solely in their individual capacity, and do not necessarily > represent those of T-Mobile USA, Inc. > > On Jul 30, 9:03 pm, Michael Leung <[email protected]> wrote: > > I am a new to Android as well, but as far as I know, changing the view is > > lighter than an activity. > > > > > > > > On Fri, Jul 31, 2009 at 12:41 PM, tinyang <[email protected]> wrote: > > > Well, I was hoping to make the only existing activity one of many > > > activities the user could choose from the main menu screen eventually. > That > > > is why I was thinking to add a main menu screen from which I could use > > > buttond to add sccess to the other activity choices for the app. I'm > open > > > to suggestions though. > > > > > ------------------------------ > > > *From:* [email protected] [mailto: > > > [email protected]] *On Behalf Of *Michael Leung > > > *Sent:* Thursday, July 30, 2009 9:29 PM > > > *To:* [email protected] > > > *Subject:* [android-beginners] Re: Change an app > > > > > should you change the view? instead of changing to another activity > > > > > On Fri, Jul 31, 2009 at 11:51 AM, tinyang <[email protected]> > wrote: > > > > >> I have an app I wrote for Android. It has only one activity (one > java > > >> file) which is the only screen. I would like to add a main menu > screen > > >> which has a button that can take the user to the already existing > activity. > > >> What is the best way to do that? Thanks. > > > > >> -- > > >> J > > >> P Please don't print this e-mail unless you really need to. > > > > >> <http://www.crossloop.com/Teenah> > > > > >> -- > > >> Regards, > > >> Michael Leung > > >>http://www.itblogs.info > > >>http://www.michaelleung.info > > > > >> No virus found in this incoming message. > > >> Checked by AVG -http://www.avg.com > > >> Version: 8.0.169 / Virus Database: 270.13.24/2255 - Release Date: > > >> 7/30/2009 6:09 PM > > > > -- > > Regards, > > Michael Leunghttp://www.itblogs.infohttp://www.michaelleung.info > > > -- Regards, Michael Leung http://www.itblogs.info http://www.michaelleung.info --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Android Beginners" 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/android-beginners?hl=en -~----------~----~----~----~------~----~------~--~---
