//CommandListener这个接口
private final static Command CMD_EXIT = new Command("Exit", Command.EXIT, 1);
private final static Command CMD_BACK = new Command("Back", Command.BACK, 1);
private Display display;
private List mainList;
private List exclusiveList;
private List implicitList;
private List multipleList;
private boolean firstTime;
public ListDemo() {
display = Display.getDisplay(this);
String[] stringArray = {
"Option A",
"Option B",
"Option C",
"Option D"
};
//待传入进行初始化的String数组，即Choice选项的文字部分。
Image[] imageArray = null;
//我们这里只是为Image[]数组进行初始化。
exclusiveList = new List("Exclusive", Choice.EXCLUSIVE, stringArray,
