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/* * flightTime.java * * Created on 15 February 2007, 11:09 */package flight.org.uk;import java.util.Date;import javax.microedition.midlet.*;import javax.microedition.lcdui.*;/** * * @author  William * @version */public class flightTime extends MIDlet implements CommandListener{        //define form    private Form flightForm;    private Form answerForm;        //define stringItems    StringItem flightFormTitle;    StringItem flightFormDetails;    StringItem answer;        //define Datefields    DateField departureTime;    DateField ariavlTime;        //Define commands    Command calcCmd;    Command extCmd;        //others    long calcAnswer;    public Form setupFlightForm(){                //create items        //create form        flightForm = new Form("Flight Form");                //create string items        flightFormTitle = new StringItem(null, "Flight arivial Calculation times");        flightFormDetails = new StringItem(null,"Please enter the departure time and arivial time, Then press the calculate button");        answer = new StringItem(null, "Answer :" + calcAnswer);                //create datefeilds        departureTime = new DateField(null, DateField.TIME);        ariavlTime = new DateField(null, DateField.TIME);                //create commands        calcCmd = new Command("Calculate", Command.OK,0);        extCmd = new Command("Exit", Command.EXIT,0);                //set listener        flightForm.setCommandListener(this);                flightForm.append(flightFormTitle);        flightForm.append(flightFormDetails);                flightForm.append(departureTime);        flightForm.append(ariavlTime);                flightForm.append(answer);                flightForm.addCommand(extCmd);        flightForm.addCommand(calcCmd);                //return form        return flightForm;    }        /**     *commandAction     */    public void commandAction(Command c, Displayable s){        if (s == flightForm){            if(c.getCommandType() == Command.EXIT){                notifyDestroyed();            }            if (s == flightForm){                if(c.getCommandType() == Command.OK){                    calcAnswer = ariavlTime.getDate().getTime() - departureTime.getDate().getTime();                    long calcAnswer2 = calcAnswer / (1000 * 60 * 60);                    answer.setPreferredSize(0,10);                    answer.setText("" +calcAnswer2);                                    }            }        }    }        public void startApp() {                //create forms        flightForm = this.setupFlightForm();                //set display        Display.getDisplay(this).setCurrent(flightForm);    }        public void pauseApp() {    }        public void destroyApp(boolean unconditional) {    }}