com.sun.javafx.scene.control.DatePickerHijrahContent Maven / Gradle / Ivy
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* particular file as subject to the "Classpath" exception as provided
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* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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package com.sun.javafx.scene.control;
import java.time.LocalDate;
import java.time.DateTimeException;
import java.time.YearMonth;
import java.time.format.DecimalStyle;
import java.time.chrono.Chronology;
import java.time.chrono.HijrahChronology;
import java.time.chrono.HijrahDate;
import java.time.chrono.IsoChronology;
import java.util.Locale;
import static java.time.temporal.ChronoField.*;
import javafx.geometry.Pos;
import javafx.scene.control.DatePicker;
import javafx.scene.control.DateCell;
import javafx.scene.control.Label;
import javafx.scene.layout.BorderPane;
import javafx.scene.text.Text;
/**
* Extends DatePickerContent to add a secondary calendar, allowing the
* ISO and Islamic calendars to be displayed simultaneously. The
* secondary month, day, and year values are displayed as a colored
* overlay, offset from the primary values.
*
* If the current DatePicker Chronology is HijrahChronology, then sets
* the content's primary Chronology to be IsoChronology, and sets
* HijrahChronology as the secondary.
*/
public class DatePickerHijrahContent extends DatePickerContent {
private Label hijrahMonthYearLabel;
public DatePickerHijrahContent(final DatePicker datePicker) {
super(datePicker);
}
/**
* The primary chronology for display. This is overridden because
* DatePickerHijrahContent uses ISO as primary and Hijrah as a
* secondary chronology.
*/
@Override protected Chronology getPrimaryChronology() {
return IsoChronology.INSTANCE;
}
@Override protected BorderPane createMonthYearPane() {
BorderPane monthYearPane = super.createMonthYearPane();
hijrahMonthYearLabel = new Label();
hijrahMonthYearLabel.getStyleClass().add("secondary-label");
monthYearPane.setBottom(hijrahMonthYearLabel);
BorderPane.setAlignment(hijrahMonthYearLabel, Pos.CENTER);
return monthYearPane;
}
@Override protected void updateMonthYearPane() {
super.updateMonthYearPane();
Locale locale = getLocale();
HijrahChronology chrono = HijrahChronology.INSTANCE;
long firstMonth = -1;
long firstYear = -1;
String firstMonthStr = null;
String firstYearStr = null;
String hijrahStr = null;
YearMonth displayedYearMonth = displayedYearMonthProperty().get();
for (DateCell dayCell : dayCells) {
LocalDate date = dayCellDate(dayCell);
// Display Hijra month names only for current ISO month.
if (!displayedYearMonth.equals(YearMonth.from(date))) {
continue;
}
try {
HijrahDate cDate = chrono.date(date);
long month = cDate.getLong(MONTH_OF_YEAR);
long year = cDate.getLong(YEAR);
if (hijrahStr == null || month != firstMonth) {
String monthStr = monthFormatter.withLocale(locale)
.withChronology(chrono)
.withDecimalStyle(DecimalStyle.of(locale))
.format(cDate);
String yearStr = yearFormatter.withLocale(locale)
.withChronology(chrono)
.withDecimalStyle(DecimalStyle.of(locale))
.format(cDate);
if (hijrahStr == null) {
firstMonth = month;
firstYear = year;
firstMonthStr = monthStr;
firstYearStr = yearStr;
hijrahStr = firstMonthStr + " " + firstYearStr;
} else {
if (year > firstYear) {
hijrahStr = firstMonthStr + " " + firstYearStr + " - " + monthStr + " " + yearStr;
} else {
hijrahStr = firstMonthStr + " - " + monthStr + " " + firstYearStr;
}
break;
}
}
} catch (DateTimeException ex) {
// Date is out of range, ignore.
//System.err.println(dayCellDate(dayCell) + " " + ex);
}
}
hijrahMonthYearLabel.setText(hijrahStr);
}
@Override protected void createDayCells() {
super.createDayCells();
for (DateCell dayCell : dayCells) {
Text secondaryText = new Text();
dayCell.getProperties().put("DateCell.secondaryText", secondaryText);
}
}
@Override public void updateDayCells() {
super.updateDayCells();
Locale locale = getLocale();
HijrahChronology chrono = HijrahChronology.INSTANCE;
int majorityMonth = -1;
int visibleDaysInMajorityMonth = -1;
int curMonth = -1;
int visibleDaysInCurMonth = 0;
for (DateCell dayCell : dayCells) {
Text secondaryText = (Text)dayCell.getProperties().get("DateCell.secondaryText");
dayCell.getStyleClass().add("hijrah-day-cell");
secondaryText.getStyleClass().setAll("text", "secondary-text");
try {
HijrahDate cDate = chrono.date(dayCellDate(dayCell));
// long month = cDate.getLong(MONTH_OF_YEAR);
String hijrahStr =
dayCellFormatter.withLocale(locale)
.withChronology(chrono)
.withDecimalStyle(DecimalStyle.of(locale))
.format(cDate);
secondaryText.setText(hijrahStr);
dayCell.requestLayout();
} catch (DateTimeException ex) {
// Date is out of range.
// System.err.println(dayCellDate(dayCell) + " " + ex);
secondaryText.setText(" ");
dayCell.setDisable(true);
}
// if (month == curMonth) {
// visibleDaysInCurMonth++;
// } else {
// curMonth = month;
// visibleDaysInCurMonth = 1;
// }
// if (visibleDaysInCurMonth > visibleDaysInMajorityMonth) {
// majorityMonth = month;
// visibleDaysInMajorityMonth = visibleDaysInCurMonth;
// }
}
// boolean seenMajorityMonth = false;
// for (DateCell dayCell : dayCells) {
// HijrahDate cDate = chrono.date(dayCellDate(dayCell));
// int month = cDate.get(MONTH_OF_YEAR);
// Text secondaryText = (Text)dayCell.getProperties().get("DateCell.secondaryText");
// if (month == majorityMonth) {
// seenMajorityMonth = true;
// secondaryText.getStyleClass().add("current-month");
// } else {
// secondaryText.getStyleClass().add(seenMajorityMonth ? "next-month" : "previous-month");
// }
// }
}
}