First Choice Group, J2ME

Untuk memulai First Choice Group ini pertama dua file dengan nama :

-FirstChoiseGroup.java

-FirstChoiseGroupForm.java,

kemudian copy-paste code dibawah ini. Semoga berguna.

FirstChoiceGroup.java

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import javax.microedition.midlet.*;

import javax.microedition.lcdui.*;

public class FirstChoiceGroup extends MIDlet implements CommandListener {

Display display;

FirstChoiceGroupForm form;

List list;

Command cmExit;

public FirstChoiceGroup() {

display = Display.getDisplay(this);

}

public void startApp() {

list = new List("First ChoiceGroup", List.IMPLICIT);

list.append("EXCLUSIVE", null);

list.append("MULTIPLE", null);

list.append("POPUP", null);

list.append("TEXT WRAP OFF", null);

list.append("TEXT WRAP ON", null);

cmExit = new Command("Keluar", Command.EXIT, 1);

list.addCommand(cmExit);

list.setCommandListener(this);

display.setCurrent(list);

}

public void pauseApp() {

}

public void destroyApp(boolean unconditional) {

}

public void exitMIDlet() {

destroyApp(false);

notifyDestroyed();

}

public void commandAction(Command c, Displayable s){

if (c == List.SELECT_COMMAND){

switch (list.getSelectedIndex()){

case 0:

form = new FirstChoiceGroupForm(this, display, 0);

display.setCurrent(form);

break;

case 1:

form = new FirstChoiceGroupForm(this, display, 1);

display.setCurrent(form);

break;

case 2:

form = new FirstChoiceGroupForm(this, display, 2);

display.setCurrent(form);

break;

case 3:

form = new FirstChoiceGroupForm(this, display, 3);

display.setCurrent(form);

break;

case 4:

form = new FirstChoiceGroupForm(this, display, 4);

display.setCurrent(form);

break;

}

}else if(c == cmExit){

exitMIDlet();

}

}

};

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FirstChoiceGroupForm.java

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import javax.microedition.lcdui.*;

class FirstChoiceGroupForm

extends Form

implements CommandListener

{

private Display display;

private Command cmBack, cmExit;

private FirstChoiceGroup midlet;

private ChoiceGroup cgEx, cgMu, cgPo, cgTf, cgTn;

public FirstChoiceGroupForm(FirstChoiceGroup midlet, Display display, int choice) {

super("First ChoiceGroup");

this.display = display;

this.midlet = midlet;

switch (choice){

case 0:

cgEx = new ChoiceGroup("EXCLUSIVE", Choice.EXCLUSIVE);

cgEx.append("string 1", null);

cgEx.append("string 2", null);

cgEx.append("string 3", null);

append(cgEx);

break;

case 1:

cgMu = new ChoiceGroup("MULTIPLE", Choice.MULTIPLE);

cgMu.append("string 1", null);

cgMu.append("string 2", null);

cgMu.append("string 3", null);

append(cgMu);

break;

case 2:

cgPo = new ChoiceGroup("POPUP", Choice.POPUP);

cgPo.append("string 1", null);

cgPo.append("string 2", null);

cgPo.append("string 3", null);

append(cgPo);

break;

case 3:

cgTf = new ChoiceGroup("TEXT WRAP OFF", Choice.TEXT_WRAP_OFF);

cgTf.append("text wrap off striiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiing 1", null);

cgTf.append("text wrap off striiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiing 2", null);

cgTf.append("text wrap off striiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiing 3", null);

append(cgTf);

break;

case 4:

cgTn = new ChoiceGroup("TEXT WRAP ON", Choice.TEXT_WRAP_ON);

cgTn.append("text wrap on striiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiing 1", null);

cgTn.append("text wrap on striiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiing 2", null);

cgTn.append("text wrap on striiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiing 3", null);

append(cgTn);

break;

}

cmBack = new Command("Kembali", Command.BACK, 1);

addCommand(cmBack);

cmExit = new Command("Keluar", Command.EXIT, 1);

addCommand(cmExit);

setCommandListener(this);

}

public void commandAction(Command c, Displayable s){

if (c == cmBack) {

display.setCurrent(midlet.list);

}else if (c == cmExit) {

midlet.exitMIDlet();

}

}

}

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