import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.TextField;

public class BookmarkRegisterForm extends Form implements CommandListener {

    private static BookmarkRegisterForm bookmarkRegisterForm = new BookmarkRegisterForm();

    private Bookmark bookmark;

    private final Command CMD_OK = new Command("登録", Command.OK, 1);

    private final Command CMD_BACK = new Command("戻る", Command.BACK, 1);

    private TextField nameField;

    private Displayable previousDisplayable;

    public static BookmarkRegisterForm getInstance(Bookmark bookmark,
            Displayable displayable) {
        bookmarkRegisterForm.bookmark = bookmark;
        bookmarkRegisterForm.previousDisplayable = displayable;
        bookmarkRegisterForm.init();
        return bookmarkRegisterForm;
    }

    private void init() {
        nameField.setString(bookmark.getName());

    }

    private BookmarkRegisterForm() {
        super("しおりへの登録");

        nameField = new TextField("ブックマークの名前", null, 200, TextField.ANY);
        append(nameField);

        addCommand(CMD_OK);
        addCommand(CMD_BACK);
        setCommandListener(this);
    }

    public void commandAction(Command command, Displayable displayable) {
        if (command == CMD_OK) {
            bookmark.setName(nameField.getString());
            Bookmarks.getInstance().addElement(bookmark);

        }

        MapMIDlet.getDisplay().setCurrent(previousDisplayable);

    }

}