What it does is simple: if nothing in the view hierarchy consumes it, the activity in response to receiving it just calls finish() on itself.
On Wed, Feb 2, 2011 at 11:40 AM, kiros88 <[email protected]> wrote: > Hi i was wondering what the back button really does okay so its kinda > confusing but here is the problem? > > i have 2 tabs and another page of intent so my app acts like a music > palyer basically that once u click on the song it brings u to another > page. but on the first tab i have a seekbar thats like volume so i > adjust taht click on a song then i use intent to go to another page > which now has a volume seek bar that also is changed based off the > first tab adjustment soo i tried the > > public static int vol > > then on the intent pge i adjust the volume so that i changes the value > > firstTab.vol = getprogress() something like this > > but when i click the back button it doesnt update on the oncreate like > it should > i know the value is changed though cuz like i said i have 2 tabs so > the second tab doesnt really do anythng i just go to that tab and go > back to the first tab and then the volume on the seekbar changes? > so my main questions is why isnt the back button updating the oncreate > i know that if u did backbutton i does changes things like when u make > ur own custom arrayAdapter u can have a change on an item when u back > button it but like for this example wit the seekbar its not > updating??? > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected]<android-developers%[email protected]> > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en > -- Dianne Hackborn Android framework engineer [email protected] Note: please don't send private questions to me, as I don't have time to provide private support, and so won't reply to such e-mails. All such questions should be posted on public forums, where I and others can see and answer them. -- You received this message because you are subscribed to the Google Groups "Android Developers" 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-developers?hl=en
