Good set of questions. I've been wondering many of them myself.. just waiting to find out when I get to them. Will be nice if someone knows the specific answers.
On Wed, Jan 20, 2010 at 6:38 AM, Android Development <[email protected]>wrote: > Hello, > > When the device goes to sleep, any activity that was in the foreground is > paused. It is like someone has launched a black screen activity on top. Is > this understanding correct ? > > I have some doubts on device sleep impact during the following scenarios: > > 1. If my device goes to sleep just when some AsyncTask was executing, what > will happen ? Will the task execution stop and wait till the device turns > back on ? Or will execution go on as usual ? Same question for Android > Handlers. As per my understanding, when there is no Wake Lock, then the CPU > will stop..and so will all scheduling services that use it. > > 2. The same question, if i have spawned a custom worker thread which was > active..and the device slept. What will be the status of my worker thread ? > > 3. If the application had bound itself to a network interface (suppose an > IP address obtained due to a WiFi connection)..and the device goes to sleep. > Will this connection be lost if I do not take a WiFiLock ? > > 4. Affect of sleep behavior on an android service that is currently doing > some work (downloading something or playing music) ? > > 5. Is it possible to test the deep sleep behavior using the Emulator to do > some sanity testing for my application ? I could not find a way to do so. > > 6. In some of the use cases that i have, the screen can be turned > off...however i want the CPU running for sometime after the screen is dark. > For such scenarios, is the > PARTIAL_WAKE_LOCK<http://developer.android.com/reference/android/os/PowerManager.html#PARTIAL_WAKE_LOCK> > the best approach for me? > > Thanks in advance > > Best Regards > > Indodroid. > > > -- > 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 >
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