Руководство JavaFX DatePicker

// Setting a particular date value in the class constructor
checkInDatePicker = new DatePicker(LocalDate.of(1998, 10, 8));

// Setting a particular date value by using the setValue method
checkInDatePicker.setValue(LocalDate.of(1998, 10, 8));

// Setting the minimum date available in the calendar
checkInDatePicker.setValue(LocalDate.MIN);

// Setting the maximum date available in the calendar
checkInDatePicker.setValue(LocalDate.MAX);

// Setting the current date
checkInDatePicker.setValue(LocalDate.now());

package org.o7planning.javafx.datapicker;

import java.time.LocalDate;

import javafx.application.Application;
import javafx.geometry.Insets;
import javafx.scene.Scene;
import javafx.scene.control.DatePicker;
import javafx.scene.layout.FlowPane;
import javafx.stage.Stage;

public class DatePickerDemo extends Application {

    @Override
    public void start(Stage stage) {

        DatePicker datePicker = new DatePicker();
        datePicker.setValue(LocalDate.of(2016, 7, 25));
        datePicker.setShowWeekNumbers(true);

        FlowPane root = new FlowPane();
        root.getChildren().add(datePicker);
        root.setPadding(new Insets(10));

        stage.setTitle("DatePicker (o7planning.org)");
        Scene scene = new Scene(root, 300, 200);
        stage.setScene(scene);
        stage.show();
    }

    public static void main(String[] args) {
        Application.launch(args);
    }

}

package org.o7planning.javafx.datapicker;

import java.time.LocalDate;
import java.time.format.DateTimeFormatter;

import javafx.application.Application;
import javafx.geometry.Insets;
import javafx.scene.Scene;
import javafx.scene.control.DatePicker;
import javafx.scene.layout.FlowPane;
import javafx.stage.Stage;
import javafx.util.StringConverter;

public class DatePickerConverterDemo extends Application {

    @Override
    public void start(Stage stage) {

        DatePicker datePicker = new DatePicker();
        datePicker.setValue(LocalDate.of(2016, 7, 25));
        datePicker.setShowWeekNumbers(true);
       
        // Converter
        StringConverter<LocalDate> converter = new StringConverter<LocalDate>() {
            DateTimeFormatter dateFormatter =
                      DateTimeFormatter.ofPattern("dd-MM-yyyy");
           
            @Override
            public String toString(LocalDate date) {
                if (date != null) {
                    return dateFormatter.format(date);
                } else {
                    return "";
                }
            }
            @Override
            public LocalDate fromString(String string) {
                if (string != null && !string.isEmpty()) {
                    return LocalDate.parse(string, dateFormatter);
                } else {
                    return null;
                }
            }
        };   
        datePicker.setConverter(converter);
        datePicker.setPromptText("dd-MM-yyyy");
       

        FlowPane root = new FlowPane();
        root.getChildren().add(datePicker);
        root.setPadding(new Insets(10));

        stage.setTitle("DatePicker (o7planning.org)");
        Scene scene = new Scene(root, 300, 200);
        stage.setScene(scene);
        stage.show();
    }

    public static void main(String[] args) {
        Application.launch(args);
    }

}

package org.o7planning.javafx.datapicker;

import java.time.DayOfWeek;
import java.time.LocalDate;

import javafx.application.Application;
import javafx.geometry.Insets;
import javafx.scene.Scene;
import javafx.scene.control.DateCell;
import javafx.scene.control.DatePicker;
import javafx.scene.layout.FlowPane;
import javafx.stage.Stage;
import javafx.util.Callback;

public class DatePickerConverterDemo extends Application {

 
    // Factory to create Cell of DatePicker
    private Callback<DatePicker, DateCell> getDayCellFactory() {

        final Callback<DatePicker, DateCell> dayCellFactory = new Callback<DatePicker, DateCell>() {

            @Override
            public DateCell call(final DatePicker datePicker) {
                return new DateCell() {
                    @Override
                    public void updateItem(LocalDate item, boolean empty) {
                        super.updateItem(item, empty);

                        // Disable Monday, Tueday, Wednesday.
                        if (item.getDayOfWeek() == DayOfWeek.MONDAY //
                                || item.getDayOfWeek() == DayOfWeek.TUESDAY //
                                || item.getDayOfWeek() == DayOfWeek.WEDNESDAY) {
                            setDisable(true);
                            setStyle("-fx-background-color: #ffc0cb;");
                        }
                    }
                };
            }
        };
        return dayCellFactory;
    }

    @Override
    public void start(Stage stage) {

        DatePicker datePicker = new DatePicker();
        datePicker.setValue(LocalDate.of(2016, 7, 25));
        datePicker.setShowWeekNumbers(true);
 
        // Factory to create Cell of DatePicker
        Callback<DatePicker, DateCell> dayCellFactory= this.getDayCellFactory();
        datePicker.setDayCellFactory(dayCellFactory);

        FlowPane root = new FlowPane();
        root.getChildren().add(datePicker);
        root.setPadding(new Insets(10));

        stage.setTitle("DatePicker (o7planning.org)");
        Scene scene = new Scene(root, 300, 200);
        stage.setScene(scene);
        stage.show();
    }

    public static void main(String[] args) {
        Application.launch(args);
    }

}