好的,所以我得到了这个设置:一个 midlet
Gui extends Midlet{
private static Gui instance;
protected void startApp() {
Display.getDisplay(this).setCurrent(MyForm.getInstance());
}
private static final Logger log = LoggerFactory.getLogger();
public static Datacheck getInstance() {
return instance;
}
public Gui() {
// Configure logging
}
protected void startApp() {
instance = this;
Display.getDisplay(this).setCurrent(MyForm.getInstance());
}
protected void pauseApp() {
}
protected void destroyApp(boolean bool) {
// Shutdown Microlog gracefully
LoggerFactory.shutdown();
notifyDestroyed();
}
public static void log(Level level, String message) {
log.log(level, message);
}
public void requestScreen(Form screen) {
log.info("request screen called");
Display.getDisplay(this).setCurrent(screen);
}
}
表单
MyForm extends Form{
private static MyForm instance;
public static MyForm getInstance() {
if (instance == null) {
instance = new MyForm();
}
return instance;
}
private Form(){
//start task
new Timer().scheduleAtFixedRate(new PollingService(CallsDialog.getInstance()), 0, UPDATE_INTERVAL);
//add gui elements ....
}
private void updateForm() {
//never gets executed
}
}
和一根线
MyThread implements Runnable{
private MyForm handle;
public PollingService(MyForm handle) {
this.handle = handle;
}
public void run() {
handle.updateForm();
}
}
因此 midlet 启动,将其 Form 设置为 MyForm 的一个实例,然后 myform 创建一个新线程,该线程应每 5 秒调用一次 myform 的函数
这是真实事物的高度简化示例,因此请不要更改线程设计
现在,当我从“MyForm”类执行一个方法时,它不执行我没有收到任何错误
有人知道我在做什么错吗?
编辑 已更改,因此没有创建线程(已由 timertask 完成)