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Java 8 Swing Date Picker. Easy to use, good looking, nice features, and
localized. Uses the JSR-310 standard.
package com.github.lgooddatepicker.ysandbox;
import com.github.lgooddatepicker.components.CalendarPanel;
import com.github.lgooddatepicker.components.DatePickerSettings;
import com.github.lgooddatepicker.components.DatePickerSettings.Area;
import com.github.lgooddatepicker.optionalusertools.CalendarBorderProperties;
import com.github.lgooddatepicker.optionalusertools.DateHighlightPolicy;
import com.github.lgooddatepicker.optionalusertools.DateVetoPolicy;
import com.github.lgooddatepicker.zinternaltools.HighlightInformation;
import java.awt.Color;
import java.awt.GraphicsEnvironment;
import java.awt.Point;
import java.time.DayOfWeek;
import java.time.LocalDate;
import java.time.Month;
import java.util.ArrayList;
import java.util.Locale;
import javax.swing.JFrame;
import javax.swing.JPanel;
/**
* CalendarPanelAssortmentTest.
*/
public class CalendarPanelAssortmentTest {
public static void main(String[] args) {
///////////////////////////////////////////////////////////////////////////////////////////
// Create a frame, a panel, and our demo buttons.
JFrame frame = new JFrame();
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
JPanel panel = new JPanel();
frame.getContentPane().add(panel);
///////////////////////////////////////////////////////////////////////////////////////////
// This section creates CalendarPanels, with various features. (presetting preferred.)
//
int rowMultiplier = 4;
CalendarPanel calendarPanel;
// Create a settings variable for repeated use.
DatePickerSettings dateSettings;
int row = rowMultiplier;
// Create a CalendarPanel: With default settings
calendarPanel = new CalendarPanel();
panel.add(calendarPanel);
// Create a CalendarPanel: With highlight policy.
dateSettings = new DatePickerSettings();
dateSettings.setHighlightPolicy(new SampleHighlightPolicy());
dateSettings.setWeekNumbersDisplayed(true, true);
calendarPanel = new CalendarPanel(dateSettings);
panel.add(calendarPanel);
// Create a CalendarPanel: With veto policy.
// Note: Veto policies can only be set after constructing the CalendarPanel.
dateSettings = new DatePickerSettings();
dateSettings.setWeekNumbersDisplayed(true, true);
calendarPanel = new CalendarPanel(dateSettings);
dateSettings.setVetoPolicy(new SampleDateVetoPolicy());
panel.add(calendarPanel);
// Create a CalendarPanel: With both policies.
// Note: Veto policies can only be set after constructing the CalendarPanel.
dateSettings = new DatePickerSettings();
dateSettings.setHighlightPolicy(new SampleHighlightPolicy());
dateSettings.setWeekNumbersDisplayed(true, true);
calendarPanel = new CalendarPanel(dateSettings);
dateSettings.setVetoPolicy(new SampleDateVetoPolicy());
panel.add(calendarPanel);
// Create a CalendarPanel: Change calendar size.
dateSettings = new DatePickerSettings();
int newHeight = (int) (dateSettings.getSizeDatePanelMinimumHeight() * 1.7);
int newWidth = (int) (dateSettings.getSizeDatePanelMinimumWidth() * 1.7);
dateSettings.setSizeDatePanelMinimumHeight(newHeight);
dateSettings.setSizeDatePanelMinimumWidth(newWidth);
dateSettings.setWeekNumbersDisplayed(true, true);
dateSettings.setWeekNumbersDisplayed(true, true);
calendarPanel = new CalendarPanel(dateSettings);
panel.add(calendarPanel);
// Create a CalendarPanel: Custom color.
dateSettings = new DatePickerSettings();
dateSettings.setColor(Area.BackgroundOverallCalendarPanel, Color.BLUE);
dateSettings.setColorBackgroundWeekdayLabels(Color.PINK, true);
dateSettings.setColorBackgroundWeekNumberLabels(Color.PINK, true);
dateSettings.setColor(Area.BackgroundTopLeftLabelAboveWeekNumbers, Color.PINK);
dateSettings.setColor(Area.BackgroundMonthAndYearLabelButtons, Color.ORANGE);
dateSettings.setColor(Area.BackgroundTodayAndClearButtons, Color.ORANGE);
dateSettings.setColor(Area.BackgroundMonthAndYearSmallButtons, Color.MAGENTA);
dateSettings.setWeekNumbersDisplayed(true, true);
calendarPanel = new CalendarPanel(dateSettings);
panel.add(calendarPanel);
// Create a CalendarPanel: Change first weekday.
dateSettings = new DatePickerSettings();
dateSettings.setFirstDayOfWeek(DayOfWeek.THURSDAY);
calendarPanel = new CalendarPanel(dateSettings);
panel.add(calendarPanel);
// Create a CalendarPanel: No empty dates. (aka null)
dateSettings = new DatePickerSettings();
dateSettings.setAllowEmptyDates(false);
dateSettings.setWeekNumbersDisplayed(true, true);
calendarPanel = new CalendarPanel(dateSettings);
panel.add(calendarPanel);
// Create a CalendarPanel: Localized (Greek)
Locale datePickerLocale = new Locale("el");
dateSettings = new DatePickerSettings(datePickerLocale);
dateSettings.setWeekNumbersDisplayed(true, true);
calendarPanel = new CalendarPanel(dateSettings);
calendarPanel.setSelectedDate(LocalDate.of(2016, Month.APRIL, 15));
panel.add(calendarPanel);
// Create a CalendarPanel: With crazy border properties.
dateSettings = new DatePickerSettings();
// Create a list to hold the border properties.
ArrayList customPropertiesList
= new ArrayList();
// Set the borders properties for everything to Blue.
CalendarBorderProperties weekdayLabelBorderProperties = new CalendarBorderProperties(
new Point(3, 1), new Point(5, 5), Color.YELLOW, 5);
customPropertiesList.add(weekdayLabelBorderProperties);
// Make the top border extra thick.
// Notice that all borders in the same row or column will be displayed with the same
// thickness as the thickest individual border that is in the same line.
CalendarBorderProperties topBorderProperties = new CalendarBorderProperties(
new Point(4, 1), new Point(4, 1), Color.YELLOW, 15);
customPropertiesList.add(topBorderProperties);
// Set the borders properties for the date box.
CalendarBorderProperties dateBoxBorderProperties = new CalendarBorderProperties(
new Point(3, 3), new Point(5, 5), Color.GREEN, 10);
customPropertiesList.add(dateBoxBorderProperties);
// Set borders properties for the week number labels.
// Note: Week number borders are always hidden unless the the week numbers are displayed.
// ("Week number borders" are any borders located in columns 1 and 2.)
CalendarBorderProperties weekNumberBorderProperties = new CalendarBorderProperties(
new Point(1, 1), new Point(2, 5), Color.ORANGE, 10);
customPropertiesList.add(weekNumberBorderProperties);
// Set the corner borders of the date box individually.
CalendarBorderProperties cornerProp;
cornerProp = new CalendarBorderProperties(new Point(3, 3), new Point(3, 3), Color.BLUE, 1);
customPropertiesList.add(cornerProp);
cornerProp = new CalendarBorderProperties(new Point(3, 5), new Point(3, 5), Color.BLUE, 1);
customPropertiesList.add(cornerProp);
cornerProp = new CalendarBorderProperties(new Point(5, 3), new Point(5, 3), Color.BLUE, 1);
customPropertiesList.add(cornerProp);
cornerProp = new CalendarBorderProperties(new Point(5, 5), new Point(5, 5), Color.BLUE, 1);
customPropertiesList.add(cornerProp);
// Save the border properties to the settings.
dateSettings.setBorderPropertiesList(customPropertiesList);
dateSettings.setWeekNumbersDisplayed(true, false);
calendarPanel = new CalendarPanel(dateSettings);
panel.add(calendarPanel);
// Create a CalendarPanel: With week numbers displayed, and custom week number rules.
dateSettings = new DatePickerSettings();
dateSettings.setWeekNumbersDisplayed(true, true);
// dateSettings.setWeekNumbersForceFirstDayOfWeekToMatch(false);
// dateSettings.setWeekNumberRules(WeekFields.ISO);
calendarPanel = new CalendarPanel(dateSettings);
panel.add(calendarPanel);
///////////////////////////////////////////////////////////////////////////////////////////
// This section creates CalendarPanels, with various features. (postsetting preferred.)
//
// Create a CalendarPanel: With default settings
dateSettings.setWeekNumbersDisplayed(true, true);
calendarPanel = new CalendarPanel();
panel.add(calendarPanel);
// Create a CalendarPanel: With highlight policy.
dateSettings = new DatePickerSettings();
dateSettings.setWeekNumbersDisplayed(true, true);
calendarPanel = new CalendarPanel(dateSettings);
dateSettings.setHighlightPolicy(new SampleHighlightPolicy());
panel.add(calendarPanel);
// Create a CalendarPanel: With veto policy.
// Note: Veto policies can only be set after constructing the CalendarPanel.
dateSettings = new DatePickerSettings();
dateSettings.setWeekNumbersDisplayed(true, true);
calendarPanel = new CalendarPanel(dateSettings);
dateSettings.setVetoPolicy(new SampleDateVetoPolicy());
panel.add(calendarPanel);
// Create a CalendarPanel: With both policies.
// Note: Veto policies can only be set after constructing the CalendarPanel.
dateSettings = new DatePickerSettings();
dateSettings.setWeekNumbersDisplayed(true, true);
calendarPanel = new CalendarPanel(dateSettings);
dateSettings.setHighlightPolicy(new SampleHighlightPolicy());
dateSettings.setVetoPolicy(new SampleDateVetoPolicy());
panel.add(calendarPanel);
// Create a CalendarPanel: Change calendar size.
dateSettings = new DatePickerSettings();
dateSettings.setWeekNumbersDisplayed(true, true);
calendarPanel = new CalendarPanel(dateSettings);
int newHeight2 = (int) (dateSettings.getSizeDatePanelMinimumHeight() * 1.7);
int newWidth2 = (int) (dateSettings.getSizeDatePanelMinimumWidth() * 1.7);
dateSettings.setSizeDatePanelMinimumHeight(newHeight2);
dateSettings.setSizeDatePanelMinimumWidth(newWidth2);
panel.add(calendarPanel);
// Create a CalendarPanel: Custom color.
dateSettings = new DatePickerSettings();
dateSettings.setWeekNumbersDisplayed(true, true);
calendarPanel = new CalendarPanel(dateSettings);
dateSettings.setColor(Area.BackgroundOverallCalendarPanel, Color.BLUE);
dateSettings.setColorBackgroundWeekdayLabels(Color.PINK, true);
dateSettings.setColorBackgroundWeekNumberLabels(Color.PINK, true);
dateSettings.setColor(Area.BackgroundTopLeftLabelAboveWeekNumbers, Color.PINK);
dateSettings.setColor(Area.BackgroundMonthAndYearLabelButtons, Color.ORANGE);
dateSettings.setColor(Area.BackgroundTodayAndClearButtons, Color.ORANGE);
dateSettings.setColor(Area.BackgroundMonthAndYearSmallButtons, Color.MAGENTA);
panel.add(calendarPanel);
// Create a CalendarPanel: Change first weekday.
dateSettings = new DatePickerSettings();
calendarPanel = new CalendarPanel(dateSettings);
dateSettings.setFirstDayOfWeek(DayOfWeek.THURSDAY);
panel.add(calendarPanel);
// Create a CalendarPanel: No empty dates. (aka null)
dateSettings = new DatePickerSettings();
dateSettings.setAllowEmptyDates(false);
dateSettings.setWeekNumbersDisplayed(true, true);
calendarPanel = new CalendarPanel(dateSettings);
panel.add(calendarPanel);
// Create a CalendarPanel: Localized (Greek)
Locale datePickerLocale2 = new Locale("el");
dateSettings = new DatePickerSettings(datePickerLocale2);
dateSettings.setWeekNumbersDisplayed(true, true);
calendarPanel = new CalendarPanel(dateSettings);
calendarPanel.setSelectedDate(LocalDate.of(2016, Month.APRIL, 15));
panel.add(calendarPanel);
// Create a CalendarPanel: With crazy border properties.
dateSettings = new DatePickerSettings();
dateSettings.setWeekNumbersDisplayed(true, true);
calendarPanel = new CalendarPanel(dateSettings);
// Create a list to hold the border properties.
ArrayList customPropertiesList2
= new ArrayList();
// Set the borders properties for everything to Blue.
CalendarBorderProperties weekdayLabelBorderProperties2 = new CalendarBorderProperties(
new Point(3, 1), new Point(5, 5), Color.YELLOW, 5);
customPropertiesList2.add(weekdayLabelBorderProperties2);
// Make the top border extra thick.
// Notice that all borders in the same row or column will be displayed with the same
// thickness as the thickest individual border that is in the same line.
CalendarBorderProperties topBorderProperties2 = new CalendarBorderProperties(
new Point(4, 1), new Point(4, 1), Color.YELLOW, 15);
customPropertiesList2.add(topBorderProperties2);
// Set the borders properties for the date box.
CalendarBorderProperties dateBoxBorderProperties2 = new CalendarBorderProperties(
new Point(3, 3), new Point(5, 5), Color.GREEN, 10);
customPropertiesList2.add(dateBoxBorderProperties2);
// Set borders properties for the week number labels.
// Note: Week number borders are always hidden unless the the week numbers are displayed.
// ("Week number borders" are any borders located in columns 1 and 2.)
CalendarBorderProperties weekNumberBorderProperties2 = new CalendarBorderProperties(
new Point(1, 1), new Point(2, 5), Color.ORANGE, 10);
customPropertiesList2.add(weekNumberBorderProperties2);
// Set the corner borders of the date box individually.
CalendarBorderProperties cornerProp2;
cornerProp2 = new CalendarBorderProperties(new Point(3, 3), new Point(3, 3), Color.BLUE, 1);
customPropertiesList2.add(cornerProp2);
cornerProp2 = new CalendarBorderProperties(new Point(3, 5), new Point(3, 5), Color.BLUE, 1);
customPropertiesList2.add(cornerProp2);
cornerProp2 = new CalendarBorderProperties(new Point(5, 3), new Point(5, 3), Color.BLUE, 1);
customPropertiesList2.add(cornerProp2);
cornerProp2 = new CalendarBorderProperties(new Point(5, 5), new Point(5, 5), Color.BLUE, 1);
customPropertiesList2.add(cornerProp2);
// Save the border properties to the settings.
dateSettings.setBorderPropertiesList(customPropertiesList2);
panel.add(calendarPanel);
// Create a CalendarPanel: With week numbers displayed, and custom week number rules.
dateSettings = new DatePickerSettings();
calendarPanel = new CalendarPanel(dateSettings);
dateSettings.setWeekNumbersDisplayed(true, true);
// dateSettings.setWeekNumbersForceFirstDayOfWeekToMatch(false);
// dateSettings.setWeekNumberRules(WeekFields.SUNDAY_START);
panel.add(calendarPanel);
// Display the frame.
frame.pack();
frame.validate();
int maxWidth = GraphicsEnvironment.getLocalGraphicsEnvironment().getMaximumWindowBounds().width;
int maxHeight = GraphicsEnvironment.getLocalGraphicsEnvironment().getMaximumWindowBounds().height;
frame.setSize(640, 480);
frame.setLocation(maxWidth / 2, maxHeight / 2);
frame.setExtendedState(JFrame.MAXIMIZED_BOTH);
frame.setVisible(true);
}
/**
* SampleDateVetoPolicy, A veto policy is a way to disallow certain dates from being selected in
* calendar. A vetoed date cannot be selected by using the keyboard or the mouse.
*/
private static class SampleDateVetoPolicy implements DateVetoPolicy {
/**
* isDateAllowed, Return true if a date should be allowed, or false if a date should be
* vetoed.
*/
@Override
public boolean isDateAllowed(LocalDate date) {
// Disallow days 7 to 11.
if ((date.getDayOfMonth() >= 7) && (date.getDayOfMonth() <= 11)) {
return false;
}
// Disallow odd numbered saturdays.
if ((date.getDayOfWeek() == DayOfWeek.SATURDAY) && ((date.getDayOfMonth() % 2) == 1)) {
return false;
}
// Allow all other days.
return true;
}
}
/**
* SampleHighlightPolicy, A highlight policy is a way to visually highlight certain dates in the
* calendar. These may be holidays, or weekends, or other significant dates.
*/
private static class SampleHighlightPolicy implements DateHighlightPolicy {
/**
* getHighlightInformationOrNull, Implement this function to indicate if a date should be
* highlighted, and what highlighting details should be used for the highlighted date.
*
* If a date should be highlighted, then return an instance of HighlightInformation. If the
* date should not be highlighted, then return null.
*
* You may (optionally) fill out the fields in the HighlightInformation class to give any
* particular highlighted day a unique foreground color, background color, or tooltip text.
* If the color fields are null, then the default highlighting colors will be used. If the
* tooltip field is null (or empty), then no tooltip will be displayed.
*
* Dates that are passed to this function will never be null.
*/
@Override
public HighlightInformation getHighlightInformationOrNull(LocalDate date) {
// Highlight a chosen date, with a tooltip and a red background color.
if (date.getDayOfMonth() == 25) {
return new HighlightInformation(Color.red, null, "It's the 25th!");
}
// Highlight all Saturdays with a unique background and foreground color.
if (date.getDayOfWeek() == DayOfWeek.SATURDAY) {
return new HighlightInformation(Color.orange, Color.yellow, "It's Saturday!");
}
// Highlight all Sundays with default colors and a tooltip.
if (date.getDayOfWeek() == DayOfWeek.SUNDAY) {
return new HighlightInformation(null, null, "It's Sunday!");
}
// All other days should not be highlighted.
return null;
}
}
}
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