Sunday, January 17, 2010

[android-developers] Re: How to navigate from one page to another?

>> Do you happen to know if there is a way to utilize a single activity and.. sort of like ajax web apps, hide one view and show another without starting another activity? <<

ViewFlipper does this.

There's an example here:

http://www.codeshogun.com/blog/tag/view-flipper/

Sam Dutton

On Jan 17, 10:18 pm, Kevin Duffey <andjar...@gmail.com> wrote:
> Hy Frank,
>
> I've done the tutorials, Mark's book, etc. Do you happen to know if there is
> a way to utilize a single activity and.. sort of like ajax web apps, hide
> one view and show another without starting another activity? I'm not a fan
> of handling the various life cycle events for different activities. I've not
> figured out yet if you absolutely must use different activities for
> different views, or can you use a single activity and simply swap views as
> needed? I ask this because it seems to me that at any point, the user may be
> in any one of your activities.. and I hate the idea of having to implement
> the pause/resume/create/start/destory methods for each and every activity. I
> am curious what developers do in this regard. Do they actually copy/paste
> their code into each method for all their activities.. of course putting
> activity specific stuff where appropriate?  Seems to me using a single
> activity as the main app lifecycle hook, and simply swapping views would
> make it easier to manage life cycle events for the app in one place. Perhaps
> I am lost on why it is necessary to have various activities.. my main
> concern being duplication of the life cycle handling events depending on
> where a user is within your app.
>
> Thanks.
>
>
>
> On Sun, Jan 17, 2010 at 12:37 PM, Frank Weiss <fewe...@gmail.com> wrote:
> > Sounds like you haven't tried any of the tutorials:
> >http://developer.android.com/resources/index.html
>
> > On Sun, Jan 17, 2010 at 1:39 AM, Rahul <rahulsak2...@gmail.com> wrote:
>
> >> Hello, I m the new user in Android.
>
> >> m trying to do one apll in which when we click on Button then control
> >> goes to next page and on Back button it comes to main 1st page...
> >> can anybody tell me hw to do this or any link??
>
> >> thanks in advance
>
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