RadioButtons 2
//jad file /* MIDlet-Name: RadioButtons1 MIDlet-Version: 1.0 MIDlet-Vendor: MyCompany MIDlet-Jar-URL: RadioButtons1.jar MIDlet-1: RadioButtons1, , RadioButtons1 MicroEdition-Configuration: CLDC-1.0 MicroEdition-Profile: MIDP-1.0 MIDlet-JAR-SIZE: 100 */ import javax.microedition.lcdui.Choice; import javax.microedition.lcdui.ChoiceGroup; import javax.microedition.lcdui.Command; import javax.microedition.lcdui.CommandListener; import javax.microedition.lcdui.Display; import javax.microedition.lcdui.Displayable; import javax.microedition.lcdui.Form; import javax.microedition.lcdui.Item; import javax.microedition.lcdui.ItemStateListener; import javax.microedition.lcdui.StringItem; import javax.microedition.midlet.MIDlet; public class RadioButtons1 extends MIDlet implements ItemStateListener, CommandListener { private Display display; private Form form = new Form(""); private Command exit = new Command("Exit", Command.EXIT, 1); private ChoiceGroup radioButtons = new ChoiceGroup("Select Your Color", Choice.EXCLUSIVE); private int defaultIndex; public RadioButtons1() { display = Display.getDisplay(this); radioButtons.append("Red", null); radioButtons.append("White", null); radioButtons.append("Blue", null); radioButtons.append("Green", null); defaultIndex = radioButtons.append("All", null); radioButtons.setSelectedIndex(defaultIndex, true); form.addCommand(exit); form.setCommandListener(this); form.setItemStateListener(this); } public void startApp() { display.setCurrent(form); } public void pauseApp() { } public void destroyApp(boolean unconditional) { } public void commandAction(Command command, Displayable displayable) { if (command == exit) { destroyApp(true); notifyDestroyed(); } } public void itemStateChanged(Item item) { if (item == radioButtons) { StringItem msg = new StringItem("Your color is ", radioButtons.getString(radioButtons .getSelectedIndex())); form.append(msg); } } }
1. | RadioButton Demo | ||
2. | List RadioButton |