Add TextBox to a form : TextBox « J2ME « Java Tutorial






Add TextBox to a form
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 * 
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import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.TextBox;
import javax.microedition.lcdui.Ticker;
import javax.microedition.midlet.MIDlet;
public class J2MEHelloMIDlet extends MIDlet implements CommandListener {
  // The exit command
  private Command exitCommand;
  // The display for this MIDlet
  private Display display;
  // create a ticker
  private Ticker hi = new Ticker("J2ME is cool");

  public J2MEHelloMIDlet() {
    display = Display.getDisplay(this);
    exitCommand = new Command("Exit", Command.SCREEN, 2);
  }

  public void startApp() {
    TextBox t = new TextBox("Hello MIDlet", "Wireless Internet", 256, 0);

    t.addCommand(exitCommand);
    t.setCommandListener(this);
    t.setTicker(hi); // set the ticker
    display.setCurrent(t);
  }

  public void pauseApp() {
  }

  public void destroyApp(boolean unconditional) {
  }

  public void commandAction(Command c, Displayable s) {
    if (c == exitCommand) {
      destroyApp(false);
      notifyDestroyed();
    }
  }
}








31.5.TextBox
31.5.1.Add TextBox to a formAdd TextBox to a form
31.5.2.TextBox which accepts any inputTextBox which accepts any input
31.5.3.Phonenumber TextFieldPhonenumber TextField
31.5.4.Numeric TextFieldNumeric TextField
31.5.5.TextField.PASSWORD | TextField.NUMERIC)TextField.PASSWORD | TextField.NUMERIC)
31.5.6.TextField.PASSWORDTextField.PASSWORD
31.5.7.Check the input value of a password fieldCheck the input value of a password field
31.5.8.TextBox with size
31.5.9.Text AnchorText Anchor
31.5.10.Display text in TextBoxDisplay text in TextBox
31.5.11.Get value from TextFieldGet value from TextField
31.5.12.Remove command from TextBoxRemove command from TextBox