Thank you, this code works well: Intent intent = new Intent(ACTION_NETWORK_OPERATOR_SETTINGS); boolean available = intent.resolveActivity(context.getPackageManager()) != null;
On Feb 24, 10:32 am, Kostya Vasilyev <kmans...@gmail.com> wrote: > OK then, use PackageManager to check for a match beforehand. > 24.02.2011 12:27 пользователь "b_t" <bartata...@gmail.com> написал: > > > > > > > > > This is not good for me. I would like to show a list to the user to > > select an action what to do. > > > So I can't start the activity before to check if it exists or not. > > And it is not elegant that after he clicks on it I say, oops I can't > > do that. > > > And I would like to set this intent in an appwidget. > > > On Feb 24, 9:49 am, Kostya Vasilyev <kmans...@gmail.com> wrote: > >> You can just call startActivity without any prior checks, and catch > >> ActivityNotFoundException. > > >> -- Kostya > > >> 24.02.2011 11:45, b_t пишет: > > >> > Hi, > > >> > ACTION_NETWORK_OPERATOR_SETTINGS says that "In some cases, a matching > >> > Activity may not exist" > > >> > How can I check if there is an activity or not before I try to start > >> > the activity? > > >> > I wanted to show a feature only if this activity exists. > > >> > Thanks, Tamás > > >> -- > >> Kostya Vasilyev --http://kmansoft.wordpress.com > > > -- > > You received this message because you are subscribed to the Google > > Groups "Android Developers" group. > > To post to this group, send email to android-developers@googlegroups.com > > To unsubscribe from this group, send email to > > android-developers+unsubscr...@googlegroups.com > > For more options, visit this group at > >http://groups.google.com/group/android-developers?hl=en -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
