GPSLoggerController.java

package tc.samples.service.gps.ctrl;

import totalcross.sys.*;
import totalcross.ui.*;
import totalcross.ui.dialog.*;
import totalcross.ui.event.*;

public class GPSLoggerController extends MainWindow
{
   static
   {
      Settings.useNewFont = true;
      Settings.fingerTouch= true;
      Settings.uiAdjustmentsBasedOnFontHeight = true;
   }

   Button b,b1,b2;
   Label l;
   TimerEvent te;
   
   public GPSLoggerController()
   {
      setUIStyle(Settings.Android);
   }

   public void initUI()
   {
      add(b = new Button(" X "),RIGHT,TOP);
      add(b1 = new Button("Stop GPSLogger Service"),CENTER,CENTER,PARENTSIZE+80,PREFERRED+200);
      add(b2 = new Button("Start GPSLogger Service"),CENTER,BEFORE-100,SAME,SAME);
      add(l = new Label(""),LEFT,BOTTOM,FILL,PREFERRED);
      te = addTimer(1000);
   }
   
   class GPSLogger extends totalcross.Service
   {
      GPSLogger() {super("TCgl");}
      protected void onStart() {}
      protected void onService() {}
      protected void onStop() {}
   }
   
   GPSLogger service = new GPSLogger();

   public void onEvent(Event e)
   {
      try
      {
         if (e.type == TimerEvent.TRIGGERED && te.triggered)
            l.setText(service.isRunning() ? "GPSLogger is running" : "GPSLogger is stopped");
         else
         if (e.type == ControlEvent.PRESSED)
         {
            if (e.target == b)
               exit(0);
            else
            if (e.target == b2)
               service.start();
            else
            if (e.target == b1)
               service.stop();
         }
      }
      catch (Exception ee)
      {
         MessageBox.showException(ee,true);
      }
   }
}