List CheckBox : List « J2ME « Java






List CheckBox

List CheckBox
//jad file (please verify the jar size)
/*
MIDlet-Name: ListCheckBox
MIDlet-Version: 1.0
MIDlet-Vendor: MyCompany
MIDlet-Jar-URL: ListCheckBox.jar
MIDlet-1: ListCheckBox, , ListCheckBox
MicroEdition-Configuration: CLDC-1.0
MicroEdition-Profile: MIDP-1.0
MIDlet-JAR-SIZE: 100

*/
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 ListCheckBox extends MIDlet implements CommandListener {
  private Display display;

  private Command exit = new Command("Exit", Command.EXIT, 1);

  private Command submit = new Command("Submit", Command.SCREEN, 2);

  private List list = new List("Select Media", List.MULTIPLE);

  public ListCheckBox() {
    display = Display.getDisplay(this);

    list.append("Books", null);
    list.append("Movies", null);
    list.append("Television", null);
    list.append("Radio", null);

    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 i = 0; i < choice.length; i++) {
        if (choice[i]) {
          message.append(list.getString(i));
          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();
    }
  }
}


           
       








Related examples in the same category

1.List DemoList Demo
2.List ImplicitList Implicit
3.List RadioButtonList RadioButton
4.GUI Test in MIDletGUI Test in MIDlet
5.Travel ListTravel List
6.Payment MIDletPayment MIDlet
7.multiple Choice Listmultiple Choice List
8.Implicit ListImplicit List
9.List Item MIDletList Item MIDlet