Kris
It's a broadcast receiver it runs on receipt of an sms message and runs for 
less than a second.  Just sends the phone location back to the sender.
 
Re:" trying to get money out of them?"  I'm a capitalist.  I build products 
and sell them for money.  Nobody has to buy them.  Sounds like you are a 
little left of me.
 

On Saturday, March 2, 2013 9:46:30 AM UTC-7, Kristopher Micinski wrote:

> Your app can't run unless you actually run it the first time, that's a 
> security feature.  (Yes, I know you're catching on boot.) 
>
> Doesn't it seem unprofessional to start out asking developers a 
> question and then trying to get money out of them? 
>
> Kris 
>
> On Sat, Mar 2, 2013 at 11:36 AM, [email protected] <javascript:> 
> <[email protected] <javascript:>> wrote: 
> > Well, the app reliably works while other activities are running and when 
> the 
> > phone is locked.  I will have it on Google Play next week and you can 
> try it 
> > for yourselves (for a couple bucks).  It's called SignalBeacon.  You 
> send 
> > the phone a text and you get back the phones location.  It doesn't have 
> to 
> > be running.  In fact it never has to run.  It just has to be installed 
> on 
> > the phone. 
> > Gary 
> > 
> > On Thursday, February 28, 2013 8:53:21 AM UTC-7, [email protected] 
> > wrote: 
> >> 
> >> I have an app with a main activity that has no visible interface 
> >> (android:theme="@android:style/Theme.NoDisplay).  The app is  started 
> by 
> >> receipt of an SMS message in a BroadCast activity which kicks off 
> another 
> >> activity (also no GUI) that does work and then sends an SMS message. 
>  It 
> >> works very well; actually better than I had expected because it runs 
> even if 
> >> other apps are running a foreground activity. 
> >> 
> >> Now I'm familiar with the Android Activity Lifecycle but I guess this 
> >> means that Android (I'm using 2.33) can run "many" activities "at 
> once." 
> >> Even when I'm running a very active GPS tracking application that is 
> writing 
> >> layers on a mapview, my "no-display" app starts does his work and sends 
> the 
> >> results out on an SMS message.  The tracking app that was running never 
> even 
> >> blinked. 
> >> 
> >> I don't have any problem (at least not programming related), I'm just 
> >> curious why this works. 
> >> Regards, 
> >> Gary 
> >> 
> >> 
> > 
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