I didn't too. Any particular reason to use Asyntasks instead of threads? I
don't if it has any benefit.
El 09/04/2011 20:53, "ABSOLUT" <davidt...@gmail.com> escribió:
> Yes, everything is ok.
>
> Anyway, I didnt know that I cant use long operations inside oncreate
> method. I'm trying to use asyntask or thread to do these things.
>
> Thanks
>
>
> On 9 abr, 20:38, Kostya Vasilyev <kmans...@gmail.com> wrote:
>> And does that work? :)
>> 09.04.2011 22:35 пользователь "ABSOLUT" <davidt...@gmail.com> написал:
>>
>> > Many thanks,
>> > I'm using now Asyntask and I'm using Toast in PreExecute and
>> > PostExecute methods.
>>
>> > On 9 abr, 18:51, Kostya Vasilyev <kmans...@gmail.com> wrote:
>> >> Your code, as far as I can tell, runs inside onCreate. Android UI
>> framework
>> >> is designed so that it expects callbacks like onCreate and others to
>> return
>> >> control to Android within a reasonable amount of time.
>>
>> >> Your code prevents Android from doing things in the UI, including
showing
>> >> toasts (or dialogs), because it ties up the UI thread with your work
>> >> function.
>>
>> >> Study Application fundamentals in the SDK documentation, specifically
>> >> information about threads, it does a good job at explaining this.
>>
>> >> To run networking code, create a background thread. An easy way to do
it
>> is
>> >> to use AsyncTask, a generic class provided by the Android framework.
>> >> 09.04.2011 20:06 пользователь "ABSOLUT" <davidt...@gmail.com> написал:
>>
>> >> > I dont understand what do you say Kostya
>> >> > I've installed the app in the devices but the Toast doesnt shows.
>> >> > The complete Oncreate is:
>>
>> >> > public void onCreate(Bundle savedInstanceState) {
>> >> > super.onCreate(savedInstanceState);
>> >> > setContentView(R.layout.main);
>> >> > Log.d("PRUEBA", "COMENZAMOS EL PROGRAMA");
>>
>> >> > // Toast.makeText(ssh.this, "aaaaaaaaaaaa",
>> >> > Toast.LENGTH_SHORT).show();
>>
>> >> > InetAddress pp;
>> >> > InetAddress direccionMaquinon;
>>
>> >> > if (pruebaPing("221.221.221.2")){
>> >> > Log.d("PRUEBA","No llega despues de comprobar el primer ping.
>> >> > Hay que mandar paquete");
>> >> > Toast.makeText(this, "aaaaaaaaaaaa",
>> >> > Toast.LENGTH_SHORT).show();
>>
>> >> > wakeonLan();
>> >> > Toast.makeText(this, "aaaaaaaaaaaa",
>> >> > Toast.LENGTH_SHORT).show();
>> >> > mandarSsh();
>> >> > }else{
>> >> > Log.d("PRUEBA","siiiiiiiiiiiiiiiilllega");
>> >> > mandarSsh();
>> >> > }
>> >> > }
>> >> > public void wakeonLan (){
>>
>> >> > try {
>> >> > Toast.makeText(this, "Nsdfsdfdsfd paquete magico en...",
>> >> > Toast.LENGTH_LONG).show();
>>
>> >> > final int PORT = 9;
>> >> > String ipStr = "221.xxxxx
>> >> > ...............
>> >> > ...............
>>
>> >> > On 9 abr, 17:24, Kostya Vasilyev <kmans...@gmail.com> wrote:
>> >> >> The toast will only show after your code returns from onCreate,
which
>> it
>> >> >> should.
>> >> >> 09.04.2011 19:01 пользователь "ABSOLUT" <davidt...@gmail.com>
написал:
>>
>> >> >> > Hi again,
>> >> >> > I can't understand nothing.
>> >> >> > I'm trying to execute a simple toast when the activity create but
>> >> >> > doenn't show anything:
>>
>> >> >> > code:
>>
>> >> >> > public class ssh extends Activity {
>> >> >> > /** Called when the activity is first created. */
>> >> >> > public static final int PORT = 9;
>>
>> >> >> > @Override
>> >> >> > public void onCreate(Bundle savedInstanceState) {
>> >> >> > super.onCreate(savedInstanceState);
>> >> >> > setContentView(R.layout.main);
>> >> >> > Log.d("PRUEBA", "COMENZAMOS EL PROGRAMA");
>>
>> >> >> > Toast.makeText(ssh.this, "aaaaaaaaaaaa",
>> >> >> > Toast.LENGTH_SHORT).show();
>> >> >> > ...............
>> >> >> > ....................
>>
>> >> >> > On 9 abr, 12:26, Kostya Vasilyev <kmans...@gmail.com> wrote:
>> >> >> >> OK. Try calling Toast from the UI thread. You can use Handler
for
>> >> this.
>> >> >> >> 09.04.2011 14:10 пользователь "ABSOLUT" <davidt...@gmail.com>
>> написал:
>>
>> >> >> >> > Yes I'm sure.
>>
>> >> >> >> > I have:
>>
>> >> >> >> > public void wakeonLan (){
>> >> >> >> > ..................................
>> >> >> >> > ....................................
>> >> >> >> > while (pruebaPing(maquina)){
>> >> >> >> > //MIENTR=AS NO RESPONDA A PING. DORMIMOS 6 SEGUNDOS EL
>> >> >> >> > PROCESO
>>
>> >> >> >> > Thread.sleep(6000);
>> >> >> >> > contadorDormido=contadorDormido+6;
>> >> >> >> > Log.d("PRUEBA", "No responde a ping despues de mandar el
>> >> >> >> > paquete magico en..." + contadorDormido);
>> >> >> >> > Toast.makeText(getApplicationContext(), "No responde a
>> >> >> >> > ping despues de mandar el paquete magico en..." +
>> contadorDormido,
>> >> >> >> > Toast.LENGTH_SHORT).show();
>> >> >> >> > Toast.makeText(this, "No esponde a ping despues de
>> >> >> >> > mandar el paquete magico en..." + contadorDormido,
>> >> >> >> > Toast.LENGTH_SHORT).show();
>> >> >> >> > Toast.makeText(ssh.this.getApplicationContext(), "No
>> >> >> >> > responde a ping despues de mandar el paquete magico en..." +
>> >> >> >> > contadorDormido, Toast.LENGTH_SHORT).show();
>> >> >> >> > ....................................
>>
>> >> >> >> > And I can see the logcat
>>
>> >> >> >> > Please any help?
>> >> >> >> > Many thanks
>>
>> >> >> >> > On 9 abr, 11:49, Kostya Vasilyev <kmans...@gmail.com> wrote:
>> >> >> >> >> Are you sure this code actually runs, and calls Toast? Add
>> logcat
>> >> >> >> printouts
>> >> >> >> >> just before Toast to make sure.
>> >> >> >> >> 09.04.2011 13:13 пользователь "David Tabernero" <
>>
>> >> davidt...@gmail.com>
>>
>> >> >> >> >> написал:
>>
>> >> >> >> >> > Hi,
>>
>> >> >> >> >> > I can't display Toast in my application:
>>
>> >> >> >> >> > I have this code but nothing happens. Any help please?
>>
>> >> >> >> >> > Many thanks and sorry for my english!
>>
>> >> >> >> >> > ....................
>> >> >> >> >> > ....................
>> >> >> >> >> > public void wakeonLan (){
>>
>> >> >> >> >> > try {
>> >> >> >> >> > while (pruebaPing(maquina)){
>> >> >> >> >> > Toast.makeText(ssh.this, "No responde a ping despues de
>> >> >> >> >> > mandar el paquete magico en..." + contadorDormido,
>> >> >> >> >> > Toast.LENGTH_SHORT).show();
>> >> >> >> >> > Toast.makeText(getApplicationContext(), "No responde a ping
>> >> >> >> >> > despues de mandar el paquete magico en..." +
contadorDormido,
>> >> >> >> >> > Toast.LENGTH_SHORT).show();
>> >> >> >> >> > ................
>> >> >> >> >> > .................
>>
>> >> >> >> >> > --
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