Java 类javafx.util.converter.LocalTimeStringConverter 实例源码

/**
 * Formatter for dates and times.
 *
 * @param locale The locale, must not be null.
 */
public DateTimeFormatter(Locale locale) {
    requireNonNull(locale);
    this.prettyTime = new PrettyTime(locale);
    this.shortTimeFormat = new LocalTimeStringConverter(SHORT, locale); // getTimeInstance(SHORT, locale);
    this.mediumDateFormat = new LocalDateStringConverter(MEDIUM, locale, null); // getDateInstance(MEDIUM, locale);
}

void updateValue() {
    if (is24HourView) {
        LocalTimeStringConverter localTimeStringConverter =
            new LocalTimeStringConverter(FormatStyle.SHORT, Locale.GERMAN);
        timePicker.setValue(localTimeStringConverter.fromString(selectedHourLabel.getText()
                                                                + ":" + selectedMinLabel.getText()));
    } else {
        timePicker.setValue(LocalTime.parse(selectedHourLabel.getText() + ":" + selectedMinLabel.getText() + " " + period.get(), DateTimeFormatter.ofPattern("h:mm a").withLocale(Locale.ENGLISH)));
    }
}

@Override
public Node createVisualisation(SimpleObjectProperty<LocalTime> boundTo, boolean readonly) {
    TextField textField = new TextField();
    textField.setPromptText("e.g.: 12:13");
    textField.textProperty().bindBidirectional(boundTo,new LocalTimeStringConverter());

    HBox hBox = new HBox();
    hBox.setSpacing(3);
    HBox.setHgrow(textField, Priority.ALWAYS);
    hBox.getChildren().add(textField);
    hBox.getChildren().add(new Label("h"));
    ChoiceBox<Integer> hour = new ChoiceBox<>();
    for (int i=0;i<24;i++){
        hour.getItems().add(i);
    }
    hour.setMinWidth(47);
    hour.setMaxWidth(47);
    hour.getSelectionModel().selectedItemProperty().addListener((observable, oldValue, newValue) -> {
        int newMinute=0;
        if (boundTo.getValue()!=null){
            newMinute=(boundTo.getValue().getMinute());
        }
        boundTo.setValue(LocalTime.of(newValue, newMinute));
    });
    hBox.getChildren().add(hour);
    hBox.getChildren().add(new Label("m"));
    ChoiceBox<Integer> minute = new ChoiceBox<>();
    for (int i=0;i<60;i++){
        minute.getItems().add(i);
    }
    minute.setMinWidth(47);
    minute.setMaxWidth(47);
    minute.getSelectionModel().selectedItemProperty().addListener((observable, oldValue, newValue) -> {
        int newHour=0;
        if (boundTo.getValue()!=null){
            newHour=(boundTo.getValue().getHour());
        }
        boundTo.setValue(LocalTime.of(newHour, newValue));
    });
    LocalTimeStringConverter localTimeStringConverter = new LocalTimeStringConverter();
    textField.textProperty().addListener((observable, oldValue, newValue) -> {
        textField.getStyleClass().remove("error");
        LocalTime localTime=null;
        try {
            localTime= localTimeStringConverter.fromString(newValue);
        } catch (DateTimeParseException e){
            if (!Strings.isNullOrEmpty(newValue)){
                textField.getStyleClass().add("error");
            }
        }
        if (localTime!=null){
            hour.getSelectionModel().select(localTime.getHour());
            minute.getSelectionModel().select(localTime.getMinute());
        }
    });

    hBox.getChildren().add(minute);


    hBox.setDisable(readonly);
    return hBox;
}