Mega Code Archive
List check box
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import javax.microedition.lcdui.Alert;
import javax.microedition.lcdui.AlertType;
import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.List;
import javax.microedition.midlet.MIDlet;
public class J2MEListCheckBox extends MIDlet implements CommandListener {
private Display display;
private Command exit;
private Command submit;
private List list;
public J2MEListCheckBox() {
display = Display.getDisplay(this);
list = new List("Select Media", List.MULTIPLE);
list.append("Books", null);
list.append("Movies", null);
list.append("Television", null);
list.append("Radio", null);
exit = new Command("Exit", Command.EXIT, 1);
submit = new Command("Submit", Command.SCREEN, 2);
list.addCommand(exit);
list.addCommand(submit);
list.setCommandListener(this);
}
public void startApp() {
display.setCurrent(list);
}
public void pauseApp() {
}
public void destroyApp(boolean unconditional) {
}
public void commandAction(Command command, Displayable Displayable) {
if (command == submit) {
boolean choice[] = new boolean[list.size()];
StringBuffer message = new StringBuffer();
list.getSelectedFlags(choice);
for (int x = 0; x < choice.length; x++) {
if (choice[x]) {
message.append(list.getString(x));
message.append(" ");
}
}
Alert alert = new Alert("Choice", message.toString(), null, null);
alert.setTimeout(Alert.FOREVER);
alert.setType(AlertType.INFO);
display.setCurrent(alert);
list.removeCommand(submit);
} else if (command == exit) {
destroyApp(false);
notifyDestroyed();
}
}
}
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