Thanks Android user i used that code and it was work!
On Aug 2, 11:46 am, android user <android.fa...@googlemail.com> wrote:
> Hello David,
> Here is some code
> try {
> tag.connect();
> if(tag.isConnected() && tag.isWritable()){
> tag.writeNdefMessage(message);
> tag.close();
> }
>
> } catch (IOException e) {
> // TODO Auto-generated catch block
>
> } catch (FormatException e) {
> // TODO Auto-generated catch block
>
> }
> This code works for writing. I also have a problem how to detect a tag
> is lost. Although this code works but it can not stop on catch
> statment and therefore i can not implement a code if the tag is lost.
> john
>
> On Aug 1, 11:47 pm, David P <d.refi...@gmail.com> wrote:
>
> > Hey Nick,
>
> > Could you please provide a code example of how to signal an event when
> > a "tag is lost"? Thanks in advance.
>
> > Best Regards,
> > David
>
> > On Jun 9, 10:18 am, Nick Pelly <npe...@google.com> wrote:
>
> > > As per other responses, you currently need to poll isConnected() on a
> > > connected technology object.
>
> > > This is not ideal, and we are considering an intent or callback in a
> > > future
> > > API version.
>
> > > Cheers,
> > > Nick
>
> > > On Wed, Jun 1, 2011 at 8:47 PM, Dean Brotzel <dean.brot...@gmail.com>
> > > wrote:
> > > > Is it possible to receive a message/intent from Android for when a tag
> > > > is
> > > > removed from the smart phone's influence (much like when a tag is
> > > > brought
> > > > into to the smart phone's influence) ?
>
> > > > I noticed from logcat the following log message: "D/NativeNfcTag(
> > > > 3625):
> > > > Tag lost, restarting polling loop", when I remove theNFCtag. Is there
> > > > a programmatic way to catch this event? I've looked through the API and
> > > > don't anything obvious. I'm using the Nexus S, android 2.3.4.
>
> > > > I hope I don't have to implement my own detection/presence polling.
>
> > > > Thanks,
> > > > Dean
>
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