我每秒使用一个TimerTask其改变StringProperty的值试图一次更新标签:JavaFX的:更新标签定期根据TimerTask的使用StringProperty用的ChangeListener
public class RandomString extends TimerTask {
private StringProperty randomString;
private ArrayList<String> strings;
private Random random;
public RandomString(String... str) {
randomString = new SimpleStringProperty(this, "randomString", "");
strings = new ArrayList<>(Arrays.asList(str));
random = new Random();
}
public String getRandomString() {
return randomString.get();
}
public StringProperty randomStringProperty() {
return randomString;
}
public void setRandomString(String randomString) {
this.randomString.set(randomString);
}
@Override
public void run() {
int i = random.nextInt(strings.size());
setRandomString(strings.get(i));
}
public void startTimer() {
new Timer(true).schedule(this, 0, 1000);
}
要更新标签我已经添加了一个ChangeListener StringProperty从而改变基于字符串标签的文本:
randomString.randomStringProperty().addListener(
(observable, oldValue, newValue) ->
Platform.runLater(() -> label.setText(newValue)
));
但因为我有利用runLater方法来运行这个操作,标签不定时更新。我如何实现每秒一次的更新?
看一看这里:https://stackoverflow.com/a/16138351/4167500 – JKostikiadis
@JKostikiadis非常感谢你,它就像一个魅力:)时间轴是一个非常强大的工具 – Kaes3kuch3n