O código todo com exceção do método chamar é para criar um form, com um textField e dois comandos: um para chamar e o outro para sair.
import javax.microedition.io.ConnectionNotFoundException;
import javax.microedition.lcdui.Alert;
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.ImageItem;
import javax.microedition.lcdui.Item;
import javax.microedition.lcdui.TextField;
import javax.microedition.midlet.MIDlet;
public class MIDletChamada extends MIDlet implements CommandListener {
private boolean midletPaused = false;
private Command exitCommand;
private Command cmdChamar;
private Form form;
private TextField textField;
public MIDletChamada() {
}
private void initialize() {
}
public void startMIDlet() {
switchDisplayable(null, getForm());
}
public void resumeMIDlet() {
}
public void switchDisplayable(Alert alert, Displayable nextDisplayable) {
Display display = getDisplay();
if (alert == null) {
display.setCurrent(nextDisplayable);
} else {
display.setCurrent(alert, nextDisplayable);
}
}
public void commandAction(Command command, Displayable displayable) {
if (displayable == form) {
if (command == cmdChamar) {
chamar(getTextField().getString());
} else if (command == exitCommand) {
exitMIDlet();
}
}
}
public Command getExitCommand() {
if (exitCommand == null) {
exitCommand = new Command("Sair", Command.EXIT, 0);
}
return exitCommand;
}
public Form getForm() {
if (form == null) {
form = new Form("", new Item[] { getTextField() });
form.addCommand(getExitCommand());
form.addCommand(getCmdChamar());
form.setCommandListener(this);
}
return form;
}
public Command getCmdChamar() {
if (cmdChamar == null) {
cmdChamar = new Command("Chamar", Command.OK, 0);
}
return cmdChamar;
}
public TextField getTextField() {
if (textField == null) {
textField = new TextField("Telefone", null, 32, TextField.PHONENUMBER);
textField.setLayout(ImageItem.LAYOUT_DEFAULT);
textField.setInitialInputMode("UCB_BASIC_LATIN");
}
return textField;
}
public Display getDisplay () {
return Display.getDisplay(this);
}
public void exitMIDlet() {
switchDisplayable (null, null);
destroyApp(true);
notifyDestroyed();
}
private void chamar(String numero) {
try {
platformRequest("tel:" + numero);
} catch (ConnectionNotFoundException ex) {
System.out.println(ex.getMessage());
}
}
public void startApp() {
if (midletPaused) {
resumeMIDlet ();
} else {
initialize ();
startMIDlet ();
}
midletPaused = false;
}
public void pauseApp() {
midletPaused = true;
}
public void destroyApp(boolean unconditional) {
}
}
Este código foi disponibilizado pela Nokia, em seu forum.
Att, javamovel
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