Ah.  Replacing the lock screen and such is not at this point supported.  You
may figure out a hack to do what you want, but we can't guarantee it will
work on future versions of the platform or even across devices.

The disableKeyguard method was original introduced for very specific
situations such as showing the in-call screen while the device is locked.
 It has a lot of problems, and is becoming deprecated -- we have been
introducing new window flags that provide a much better way to interact with
the lock screen for the uses that disableKeyguard was originally done for.
 Also you will start to find that the method doesn't work in some
situations.  For example starting in Froyo it will not work when a device
admin is requiring the user have a lock screen, since disabling
uncontrollably (not using one of the newer window flags) would conflict with
the security the admin is enforcing.

On Sat, Jun 19, 2010 at 6:10 PM, GodsMoon <godsm...@gmail.com> wrote:

> Sorry, my app disables the keyguard with disableKeyguard().
> This makes inKeyguardRestrictedInputMode() return true so clicking on
> the home button brings up the lock screen (the special one without the
> Emergency Call button).
> I would like to see this lock screen when pressing the back button.
>
> Actually, I just want to know how to bring up that special lock screen
> on demand. I know it comes up with the home button so I was going to
> try to mimic that.
>
> Thanks for your help,
> David Shellabarger
>
>
> On Jun 19, 5:40 pm, Dianne Hackborn <hack...@android.com> wrote:
> > I'm not sure I understand...  if you want to switch to home from your app
> > (which I am pretty sure the intent you give below is the right way), what
> > would this have to do with the keyguard?  If the user is in your app,
> they
> > aren't in the keyguard...  I don't understand the connection you have
> > between the two.
> >
> >
> >
> >
> >
> > On Sat, Jun 19, 2010 at 11:03 AM, GodsMoon <godsm...@gmail.com> wrote:
> > > I would like the back button to work exactly like the home button in
> > > my activity. I know that doesn't sounds like something I would want to
> > > do, but it makes sense in the context of my app.
> >
> > > I've tried an intent:
> > > Intent intent = new Intent(Intent.ACTION_MAIN, null);
> > > intent.addCategory(Intent.CATEGORY_HOME);
> > > startActivity(intent);
> > > But this doesn't work the same way.
> > > I've tried super.onKeyDown(KeyEvent.KEYCODE_HOME, event); on the
> > > onKeyDown method and it does nothing.
> >
> > > They problem is the keyguard acts different when you push the home
> > > button when you have an unlock pattern set.
> > > There is usually a "Emergency Call" button on the unlock pattern
> > > screen, but there is not when you click the home button and you have
> > > dismissed the keyguard.
> > > I would like the back button to behave the same way.
> >
> > > Would I be able to do this with the instrument class? Is there a
> > > better way to do it?
> >
> > > --
> > > You received this message because you are subscribed to the Google
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> >
> > --
> > Dianne Hackborn
> > Android framework engineer
> > hack...@android.com
> >
> > 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.
>
> --
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>



-- 
Dianne Hackborn
Android framework engineer
hack...@android.com

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.

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