Yoctopuce Yocto-GPS, User Manual

Page: 116 / 572

public void onItemSelected ( AdapterView<?> parent, View view, int pos, long id ) {
serial = parent. getItemAtPosition ( pos ) . toString () ;
}
@Override
public void onNothingSelected ( AdapterView<?> arg0 ) {
}
final Runnable r = new Runnable () {
public void run () {
if ( serial != null ) {
YGps gps = YGps. FindGps ( serial ) ;
try {
TextView state = ( TextView ) findViewById ( R. id . state ) ;
TextView latitude = ( TextView ) findViewById ( R. id . latitude ) ;
TextView longitude = ( TextView ) findViewById ( R. id . longitude ) ;
if ( gps. get_isFixed () == YGps. ISFIXED_TRUE ) {
state. setText ( String . format ( "%d satellites" , gps. get_satCount ())) ;
latitude. setText ( gps. get_latitude ()) ;
longitude. setText ( gps. get_longitude ()) ;
} else {
state. setText ( "fixing..." ) ;
latitude. setText ( "" ) ;
longitude. setText ( "" ) ;
}
} catch ( YAPI_Exception e ) {
e. printStackTrace () ;
}
}
handler. postDelayed (this , 1000 ) ;
}
} ;
}
16.6. Control of the module part
Each module can be controlled in a similar manner, you can find below a simple sample program
displaying the main parameters of the module and enabling you to activate the localization beacon.
package com.yoctopuce.doc_examples ;
import android.app.Activity ;
import android.os.Bundle ;
import android.view.View ;
import android.widget.AdapterView ;
import android.widget.AdapterView.OnItemSelectedListener ;
import android.widget.ArrayAdapter ;
import android.widget.Spinner ;
import android.widget.Switch ;
import android.widget.TextView ;
import com.yoctopuce.YoctoAPI.YAPI ;
import com.yoctopuce.YoctoAPI.YAPI_Exception ;
import com.yoctopuce.YoctoAPI.YModule ;
public class ModuleControl extends Activity implements OnItemSelectedListener
{
private ArrayAdapter<String> aa;
private YModule module = null ;
@Override
public void onCreate ( Bundle savedInstanceState )
{
super . onCreate ( savedInstanceState ) ;
setContentView ( R. layout . modulecontrol ) ;
Spinner my_spin = ( Spinner ) findViewById ( R. id . spinner1 ) ;
my_spin. setOnItemSelectedListener (this) ;
aa = new ArrayAdapter<String> (this , android. R . layout . simple_spinner_item ) ;
aa. setDropDownViewResource ( android. R . layout . simple_spinner_dropdown_item ) ;
my_spin. setAdapter ( aa ) ;
}
16. Using the Yocto-GPS with Android
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