primeng
Version:
[](https://badge.fury.io/js/primeng) [](https://www.npmjs.com/package/primeng) [ • 178 kB
JavaScript
import { trigger, state, style, transition, animate } from '@angular/animations';
import * as i2 from '@angular/common';
import { DOCUMENT, CommonModule } from '@angular/common';
import * as i0 from '@angular/core';
import { forwardRef, EventEmitter, booleanAttribute, numberAttribute, Component, ChangeDetectionStrategy, ViewEncapsulation, Inject, Input, Output, ContentChildren, ViewChild, NgModule } from '@angular/core';
import { NG_VALUE_ACCESSOR } from '@angular/forms';
import * as i1 from 'primeng/api';
import { TranslationKeys, PrimeTemplate, SharedModule } from 'primeng/api';
import * as i3 from 'primeng/button';
import { ButtonModule } from 'primeng/button';
import { DomHandler, ConnectedOverlayScrollHandler } from 'primeng/dom';
import * as i4 from 'primeng/ripple';
import { RippleModule } from 'primeng/ripple';
import { UniqueComponentId, ObjectUtils, ZIndexUtils } from 'primeng/utils';
import { ChevronLeftIcon } from 'primeng/icons/chevronleft';
import { ChevronRightIcon } from 'primeng/icons/chevronright';
import { ChevronUpIcon } from 'primeng/icons/chevronup';
import { ChevronDownIcon } from 'primeng/icons/chevrondown';
import { TimesIcon } from 'primeng/icons/times';
import { CalendarIcon } from 'primeng/icons/calendar';
import * as i5 from 'primeng/autofocus';
import { AutoFocusModule } from 'primeng/autofocus';
const CALENDAR_VALUE_ACCESSOR = {
provide: NG_VALUE_ACCESSOR,
useExisting: forwardRef(() => Calendar),
multi: true
};
/**
* Calendar also known as DatePicker, is a form component to work with dates.
* @group Components
*/
class Calendar {
document;
el;
renderer;
cd;
zone;
config;
overlayService;
iconDisplay = 'button';
/**
* Inline style of the component.
* @group Props
*/
style;
/**
* Style class of the component.
* @group Props
*/
styleClass;
/**
* Inline style of the input field.
* @group Props
*/
inputStyle;
/**
* Identifier of the focus input to match a label defined for the component.
* @group Props
*/
inputId;
/**
* Name of the input element.
* @group Props
*/
name;
/**
* Style class of the input field.
* @group Props
*/
inputStyleClass;
/**
* Placeholder text for the input.
* @group Props
*/
placeholder;
/**
* Establishes relationships between the component and label(s) where its value should be one or more element IDs.
* @group Props
*/
ariaLabelledBy;
/**
* Defines a string that labels the input for accessibility.
* @group Props
*/
ariaLabel;
/**
* Defines a string that labels the icon button for accessibility.
* @group Props
*/
iconAriaLabel;
/**
* When specified, disables the component.
* @group Props
*/
disabled;
/**
* Format of the date which can also be defined at locale settings.
* @group Props
*/
dateFormat;
/**
* Separator for multiple selection mode.
* @group Props
*/
multipleSeparator = ',';
/**
* Separator for joining start and end dates on range selection mode.
* @group Props
*/
rangeSeparator = '-';
/**
* When enabled, displays the calendar as inline. Default is false for popup mode.
* @group Props
*/
inline = false;
/**
* Whether to display dates in other months (non-selectable) at the start or end of the current month. To make these days selectable use the selectOtherMonths option.
* @group Props
*/
showOtherMonths = true;
/**
* Whether days in other months shown before or after the current month are selectable. This only applies if the showOtherMonths option is set to true.
* @group Props
*/
selectOtherMonths;
/**
* When enabled, displays a button with icon next to input.
* @group Props
*/
showIcon;
/**
* Icon of the calendar button.
* @group Props
*/
icon;
/**
* Target element to attach the overlay, valid values are "body" or a local ng-template variable of another element (note: use binding with brackets for template variables, e.g. [appendTo]="mydiv" for a div element having#mydiv as variable name).
* @group Props
*/
appendTo;
/**
* When specified, prevents entering the date manually with keyboard.
* @group Props
*/
readonlyInput;
/**
* The cutoff year for determining the century for a date.
* @group Props
*/
shortYearCutoff = '+10';
/**
* Whether the month should be rendered as a dropdown instead of text.
* @group Props
* @deprecated Navigator is always on.
*/
monthNavigator;
/**
* Whether the year should be rendered as a dropdown instead of text.
* @group Props
* @deprecated Navigator is always on.
*/
yearNavigator;
/**
* Specifies 12 or 24 hour format.
* @group Props
*/
hourFormat = '24';
/**
* Whether to display timepicker only.
* @group Props
*/
timeOnly;
/**
* Years to change per step in yearpicker.
* @group Props
*/
stepYearPicker = 10;
/**
* Hours to change per step.
* @group Props
*/
stepHour = 1;
/**
* Minutes to change per step.
* @group Props
*/
stepMinute = 1;
/**
* Seconds to change per step.
* @group Props
*/
stepSecond = 1;
/**
* Whether to show the seconds in time picker.
* @group Props
*/
showSeconds = false;
/**
* When present, it specifies that an input field must be filled out before submitting the form.
* @group Props
*/
required;
/**
* When disabled, datepicker will not be visible with input focus.
* @group Props
*/
showOnFocus = true;
/**
* When enabled, calendar will show week numbers.
* @group Props
*/
showWeek = false;
/**
* When enabled, calendar will start week numbers from first day of the year.
* @group Props
*/
startWeekFromFirstDayOfYear = false;
/**
* When enabled, a clear icon is displayed to clear the value.
* @group Props
*/
showClear = false;
/**
* Type of the value to write back to ngModel, default is date and alternative is string.
* @group Props
*/
dataType = 'date';
/**
* Defines the quantity of the selection, valid values are "single", "multiple" and "range".
* @group Props
*/
selectionMode = 'single';
/**
* Maximum number of selectable dates in multiple mode.
* @group Props
*/
maxDateCount;
/**
* Whether to display today and clear buttons at the footer
* @group Props
*/
showButtonBar;
/**
* Style class of the today button.
* @group Props
*/
todayButtonStyleClass = 'p-button-text';
/**
* Style class of the clear button.
* @group Props
*/
clearButtonStyleClass = 'p-button-text';
/**
* When present, it specifies that the component should automatically get focus on load.
* @group Props
*/
autofocus;
/**
* Whether to automatically manage layering.
* @group Props
*/
autoZIndex = true;
/**
* Base zIndex value to use in layering.
* @group Props
*/
baseZIndex = 0;
/**
* Style class of the datetimepicker container element.
* @group Props
*/
panelStyleClass;
/**
* Inline style of the datetimepicker container element.
* @group Props
*/
panelStyle;
/**
* Keep invalid value when input blur.
* @group Props
*/
keepInvalid = false;
/**
* Whether to hide the overlay on date selection.
* @group Props
*/
hideOnDateTimeSelect = true;
/**
* When enabled, calendar overlay is displayed as optimized for touch devices.
* @group Props
*/
touchUI;
/**
* Separator of time selector.
* @group Props
*/
timeSeparator = ':';
/**
* When enabled, can only focus on elements inside the calendar.
* @group Props
*/
focusTrap = true;
/**
* Transition options of the show animation.
* @group Props
*/
showTransitionOptions = '.12s cubic-bezier(0, 0, 0.2, 1)';
/**
* Transition options of the hide animation.
* @group Props
*/
hideTransitionOptions = '.1s linear';
/**
* Index of the element in tabbing order.
* @group Props
*/
tabindex;
/**
* Specifies the input variant of the component.
* @group Props
*/
variant = 'outlined';
/**
* The minimum selectable date.
* @group Props
*/
get minDate() {
return this._minDate;
}
set minDate(date) {
this._minDate = date;
if (this.currentMonth != undefined && this.currentMonth != null && this.currentYear) {
this.createMonths(this.currentMonth, this.currentYear);
}
}
/**
* The maximum selectable date.
* @group Props
*/
get maxDate() {
return this._maxDate;
}
set maxDate(date) {
this._maxDate = date;
if (this.currentMonth != undefined && this.currentMonth != null && this.currentYear) {
this.createMonths(this.currentMonth, this.currentYear);
}
}
/**
* Array with dates that should be disabled (not selectable).
* @group Props
*/
get disabledDates() {
return this._disabledDates;
}
set disabledDates(disabledDates) {
this._disabledDates = disabledDates;
if (this.currentMonth != undefined && this.currentMonth != null && this.currentYear) {
this.createMonths(this.currentMonth, this.currentYear);
}
}
/**
* Array with weekday numbers that should be disabled (not selectable).
* @group Props
*/
get disabledDays() {
return this._disabledDays;
}
set disabledDays(disabledDays) {
this._disabledDays = disabledDays;
if (this.currentMonth != undefined && this.currentMonth != null && this.currentYear) {
this.createMonths(this.currentMonth, this.currentYear);
}
}
/**
* The range of years displayed in the year drop-down in (nnnn:nnnn) format such as (2000:2020).
* @group Props
* @deprecated Years are based on decades by default.
*/
get yearRange() {
return this._yearRange;
}
set yearRange(yearRange) {
this._yearRange = yearRange;
if (yearRange) {
const years = yearRange.split(':');
const yearStart = parseInt(years[0]);
const yearEnd = parseInt(years[1]);
this.populateYearOptions(yearStart, yearEnd);
}
}
/**
* Whether to display timepicker.
* @group Props
*/
get showTime() {
return this._showTime;
}
set showTime(showTime) {
this._showTime = showTime;
if (this.currentHour === undefined) {
this.initTime(this.value || new Date());
}
this.updateInputfield();
}
/**
* An array of options for responsive design.
* @group Props
*/
get responsiveOptions() {
return this._responsiveOptions;
}
set responsiveOptions(responsiveOptions) {
this._responsiveOptions = responsiveOptions;
this.destroyResponsiveStyleElement();
this.createResponsiveStyle();
}
/**
* Number of months to display.
* @group Props
*/
get numberOfMonths() {
return this._numberOfMonths;
}
set numberOfMonths(numberOfMonths) {
this._numberOfMonths = numberOfMonths;
this.destroyResponsiveStyleElement();
this.createResponsiveStyle();
}
/**
* Defines the first of the week for various date calculations.
* @group Props
*/
get firstDayOfWeek() {
return this._firstDayOfWeek;
}
set firstDayOfWeek(firstDayOfWeek) {
this._firstDayOfWeek = firstDayOfWeek;
this.createWeekDays();
}
/**
* Option to set calendar locale.
* @group Props
* @deprecated Locale property has no effect, use new i18n API instead.
*/
set locale(newLocale) {
console.warn('Locale property has no effect, use new i18n API instead.');
}
/**
* Type of view to display, valid values are "date" for datepicker and "month" for month picker.
* @group Props
*/
get view() {
return this._view;
}
set view(view) {
this._view = view;
this.currentView = this._view;
}
/**
* Set the date to highlight on first opening if the field is blank.
* @group Props
*/
get defaultDate() {
return this._defaultDate;
}
set defaultDate(defaultDate) {
this._defaultDate = defaultDate;
if (this.initialized) {
const date = defaultDate || new Date();
this.currentMonth = date.getMonth();
this.currentYear = date.getFullYear();
this.initTime(date);
this.createMonths(this.currentMonth, this.currentYear);
}
}
get inputClass() {
return {
'p-inputtext p-component': true,
'p-variant-filled': this.variant === 'filled' || this.config.inputStyle() === 'filled'
};
}
/**
* Callback to invoke on focus of input field.
* @param {Event} event - browser event.
* @group Emits
*/
onFocus = new EventEmitter();
/**
* Callback to invoke on blur of input field.
* @param {Event} event - browser event.
* @group Emits
*/
onBlur = new EventEmitter();
/**
* Callback to invoke when date panel closed.
* @param {Event} event - Mouse event
* @group Emits
*/
onClose = new EventEmitter();
/**
* Callback to invoke on date select.
* @param {Date} date - date value.
* @group Emits
*/
onSelect = new EventEmitter();
/**
* Callback to invoke when input field cleared.
* @group Emits
*/
onClear = new EventEmitter();
/**
* Callback to invoke when input field is being typed.
* @param {Event} event - browser event
* @group Emits
*/
onInput = new EventEmitter();
/**
* Callback to invoke when today button is clicked.
* @param {Date} date - today as a date instance.
* @group Emits
*/
onTodayClick = new EventEmitter();
/**
* Callback to invoke when clear button is clicked.
* @param {Event} event - browser event.
* @group Emits
*/
onClearClick = new EventEmitter();
/**
* Callback to invoke when a month is changed using the navigators.
* @param {CalendarMonthChangeEvent} event - custom month change event.
* @group Emits
*/
onMonthChange = new EventEmitter();
/**
* Callback to invoke when a year is changed using the navigators.
* @param {CalendarYearChangeEvent} event - custom year change event.
* @group Emits
*/
onYearChange = new EventEmitter();
/**
* Callback to invoke when clicked outside of the date panel.
* @group Emits
*/
onClickOutside = new EventEmitter();
/**
* Callback to invoke when datepicker panel is shown.
* @group Emits
*/
onShow = new EventEmitter();
templates;
containerViewChild;
inputfieldViewChild;
set content(content) {
this.contentViewChild = content;
if (this.contentViewChild) {
if (this.isMonthNavigate) {
Promise.resolve(null).then(() => this.updateFocus());
this.isMonthNavigate = false;
}
else {
if (!this.focus && !this.inline) {
this.initFocusableCell();
}
}
}
}
contentViewChild;
value;
dates;
months;
weekDays;
currentMonth;
currentYear;
currentHour;
currentMinute;
currentSecond;
pm;
mask;
maskClickListener;
overlay;
responsiveStyleElement;
overlayVisible;
onModelChange = () => { };
onModelTouched = () => { };
calendarElement;
timePickerTimer;
documentClickListener;
animationEndListener;
ticksTo1970;
yearOptions;
focus;
isKeydown;
filled;
inputFieldValue = null;
_minDate;
_maxDate;
_showTime;
_yearRange;
preventDocumentListener;
dateTemplate;
headerTemplate;
footerTemplate;
disabledDateTemplate;
decadeTemplate;
previousIconTemplate;
nextIconTemplate;
triggerIconTemplate;
clearIconTemplate;
decrementIconTemplate;
incrementIconTemplate;
inputIconTemplate;
_disabledDates;
_disabledDays;
selectElement;
todayElement;
focusElement;
scrollHandler;
documentResizeListener;
navigationState = null;
isMonthNavigate;
initialized;
translationSubscription;
_locale;
_responsiveOptions;
currentView;
attributeSelector;
panelId;
_numberOfMonths = 1;
_firstDayOfWeek;
_view = 'date';
preventFocus;
_defaultDate;
_focusKey = null;
window;
get locale() {
return this._locale;
}
get iconButtonAriaLabel() {
return this.iconAriaLabel ? this.iconAriaLabel : this.getTranslation('chooseDate');
}
get prevIconAriaLabel() {
return this.currentView === 'year' ? this.getTranslation('prevDecade') : this.currentView === 'month' ? this.getTranslation('prevYear') : this.getTranslation('prevMonth');
}
get nextIconAriaLabel() {
return this.currentView === 'year' ? this.getTranslation('nextDecade') : this.currentView === 'month' ? this.getTranslation('nextYear') : this.getTranslation('nextMonth');
}
constructor(document, el, renderer, cd, zone, config, overlayService) {
this.document = document;
this.el = el;
this.renderer = renderer;
this.cd = cd;
this.zone = zone;
this.config = config;
this.overlayService = overlayService;
this.window = this.document.defaultView;
}
ngOnInit() {
this.attributeSelector = UniqueComponentId();
this.panelId = this.attributeSelector + '_panel';
const date = this.defaultDate || new Date();
this.createResponsiveStyle();
this.currentMonth = date.getMonth();
this.currentYear = date.getFullYear();
this.yearOptions = [];
this.currentView = this.view;
if (this.view === 'date') {
this.createWeekDays();
this.initTime(date);
this.createMonths(this.currentMonth, this.currentYear);
this.ticksTo1970 = ((1970 - 1) * 365 + Math.floor(1970 / 4) - Math.floor(1970 / 100) + Math.floor(1970 / 400)) * 24 * 60 * 60 * 10000000;
}
this.translationSubscription = this.config.translationObserver.subscribe(() => {
this.createWeekDays();
this.cd.markForCheck();
});
this.initialized = true;
}
ngAfterContentInit() {
this.templates.forEach((item) => {
switch (item.getType()) {
case 'date':
this.dateTemplate = item.template;
break;
case 'decade':
this.decadeTemplate = item.template;
break;
case 'disabledDate':
this.disabledDateTemplate = item.template;
break;
case 'header':
this.headerTemplate = item.template;
break;
case 'inputicon':
this.inputIconTemplate = item.template;
break;
case 'previousicon':
this.previousIconTemplate = item.template;
break;
case 'nexticon':
this.nextIconTemplate = item.template;
break;
case 'triggericon':
this.triggerIconTemplate = item.template;
break;
case 'clearicon':
this.clearIconTemplate = item.template;
break;
case 'decrementicon':
this.decrementIconTemplate = item.template;
break;
case 'incrementicon':
this.incrementIconTemplate = item.template;
break;
case 'footer':
this.footerTemplate = item.template;
break;
default:
this.dateTemplate = item.template;
break;
}
});
}
ngAfterViewInit() {
if (this.inline) {
this.contentViewChild && this.contentViewChild.nativeElement.setAttribute(this.attributeSelector, '');
if (!this.disabled && !this.inline) {
this.initFocusableCell();
if (this.numberOfMonths === 1) {
if (this.contentViewChild && this.contentViewChild.nativeElement) {
this.contentViewChild.nativeElement.style.width = DomHandler.getOuterWidth(this.containerViewChild?.nativeElement) + 'px';
}
}
}
}
}
getTranslation(option) {
return this.config.getTranslation(option);
}
populateYearOptions(start, end) {
this.yearOptions = [];
for (let i = start; i <= end; i++) {
this.yearOptions.push(i);
}
}
createWeekDays() {
this.weekDays = [];
let dayIndex = this.getFirstDateOfWeek();
let dayLabels = this.getTranslation(TranslationKeys.DAY_NAMES_MIN);
for (let i = 0; i < 7; i++) {
this.weekDays.push(dayLabels[dayIndex]);
dayIndex = dayIndex == 6 ? 0 : ++dayIndex;
}
}
monthPickerValues() {
let monthPickerValues = [];
for (let i = 0; i <= 11; i++) {
monthPickerValues.push(this.config.getTranslation('monthNamesShort')[i]);
}
return monthPickerValues;
}
yearPickerValues() {
let yearPickerValues = [];
let base = this.currentYear - (this.currentYear % this.stepYearPicker);
for (let i = 0; i < this.stepYearPicker; i++) {
yearPickerValues.push(base + i);
}
return yearPickerValues;
}
createMonths(month, year) {
this.months = this.months = [];
for (let i = 0; i < this.numberOfMonths; i++) {
let m = month + i;
let y = year;
if (m > 11) {
m = (m % 11) - 1;
y = year + 1;
}
this.months.push(this.createMonth(m, y));
}
}
getWeekNumber(date) {
let checkDate = new Date(date.getTime());
if (this.startWeekFromFirstDayOfYear) {
let firstDayOfWeek = +this.getFirstDateOfWeek();
checkDate.setDate(checkDate.getDate() + 6 + firstDayOfWeek - checkDate.getDay());
}
else {
checkDate.setDate(checkDate.getDate() + 4 - (checkDate.getDay() || 7));
}
let time = checkDate.getTime();
checkDate.setMonth(0);
checkDate.setDate(1);
return Math.floor(Math.round((time - checkDate.getTime()) / 86400000) / 7) + 1;
}
createMonth(month, year) {
let dates = [];
let firstDay = this.getFirstDayOfMonthIndex(month, year);
let daysLength = this.getDaysCountInMonth(month, year);
let prevMonthDaysLength = this.getDaysCountInPrevMonth(month, year);
let dayNo = 1;
let today = new Date();
let weekNumbers = [];
let monthRows = Math.ceil((daysLength + firstDay) / 7);
for (let i = 0; i < monthRows; i++) {
let week = [];
if (i == 0) {
for (let j = prevMonthDaysLength - firstDay + 1; j <= prevMonthDaysLength; j++) {
let prev = this.getPreviousMonthAndYear(month, year);
week.push({ day: j, month: prev.month, year: prev.year, otherMonth: true, today: this.isToday(today, j, prev.month, prev.year), selectable: this.isSelectable(j, prev.month, prev.year, true) });
}
let remainingDaysLength = 7 - week.length;
for (let j = 0; j < remainingDaysLength; j++) {
week.push({ day: dayNo, month: month, year: year, today: this.isToday(today, dayNo, month, year), selectable: this.isSelectable(dayNo, month, year, false) });
dayNo++;
}
}
else {
for (let j = 0; j < 7; j++) {
if (dayNo > daysLength) {
let next = this.getNextMonthAndYear(month, year);
week.push({
day: dayNo - daysLength,
month: next.month,
year: next.year,
otherMonth: true,
today: this.isToday(today, dayNo - daysLength, next.month, next.year),
selectable: this.isSelectable(dayNo - daysLength, next.month, next.year, true)
});
}
else {
week.push({ day: dayNo, month: month, year: year, today: this.isToday(today, dayNo, month, year), selectable: this.isSelectable(dayNo, month, year, false) });
}
dayNo++;
}
}
if (this.showWeek) {
weekNumbers.push(this.getWeekNumber(new Date(week[0].year, week[0].month, week[0].day)));
}
dates.push(week);
}
return {
month: month,
year: year,
dates: dates,
weekNumbers: weekNumbers
};
}
initTime(date) {
this.pm = date.getHours() > 11;
if (this.showTime) {
this.currentMinute = date.getMinutes();
this.currentSecond = date.getSeconds();
this.setCurrentHourPM(date.getHours());
}
else if (this.timeOnly) {
this.currentMinute = 0;
this.currentHour = 0;
this.currentSecond = 0;
}
}
navBackward(event) {
if (this.disabled) {
event.preventDefault();
return;
}
this.isMonthNavigate = true;
if (this.currentView === 'month') {
this.decrementYear();
setTimeout(() => {
this.updateFocus();
}, 1);
}
else if (this.currentView === 'year') {
this.decrementYearPickerStep();
setTimeout(() => {
this.updateFocus();
}, 1);
}
else {
if (this.currentMonth === 0) {
this.currentMonth = 11;
this.decrementYear();
}
else {
this.currentMonth--;
}
this.onMonthChange.emit({ month: this.currentMonth + 1, year: this.currentYear });
this.createMonths(this.currentMonth, this.currentYear);
}
}
navForward(event) {
if (this.disabled) {
event.preventDefault();
return;
}
this.isMonthNavigate = true;
if (this.currentView === 'month') {
this.incrementYear();
setTimeout(() => {
this.updateFocus();
}, 1);
}
else if (this.currentView === 'year') {
this.incrementYearPickerStep();
setTimeout(() => {
this.updateFocus();
}, 1);
}
else {
if (this.currentMonth === 11) {
this.currentMonth = 0;
this.incrementYear();
}
else {
this.currentMonth++;
}
this.onMonthChange.emit({ month: this.currentMonth + 1, year: this.currentYear });
this.createMonths(this.currentMonth, this.currentYear);
}
}
decrementYear() {
this.currentYear--;
let _yearOptions = this.yearOptions;
if (this.yearNavigator && this.currentYear < _yearOptions[0]) {
let difference = _yearOptions[_yearOptions.length - 1] - _yearOptions[0];
this.populateYearOptions(_yearOptions[0] - difference, _yearOptions[_yearOptions.length - 1] - difference);
}
}
decrementYearPickerStep() {
this.currentYear = this.currentYear - this.stepYearPicker;
}
incrementYearPickerStep() {
this.currentYear = this.currentYear + this.stepYearPicker;
}
incrementYear() {
this.currentYear++;
let _yearOptions = this.yearOptions;
if (this.yearNavigator && this.currentYear > _yearOptions[_yearOptions.length - 1]) {
let difference = _yearOptions[_yearOptions.length - 1] - _yearOptions[0];
this.populateYearOptions(_yearOptions[0] + difference, _yearOptions[_yearOptions.length - 1] + difference);
}
}
switchToMonthView(event) {
this.setCurrentView('month');
event.preventDefault();
}
switchToYearView(event) {
this.setCurrentView('year');
event.preventDefault();
}
onDateSelect(event, dateMeta) {
if (this.disabled || !dateMeta.selectable) {
event.preventDefault();
return;
}
if (this.isMultipleSelection() && this.isSelected(dateMeta)) {
this.value = this.value.filter((date, i) => {
return !this.isDateEquals(date, dateMeta);
});
if (this.value.length === 0) {
this.value = null;
}
this.updateModel(this.value);
}
else {
if (this.shouldSelectDate(dateMeta)) {
this.selectDate(dateMeta);
}
}
if (this.hideOnDateTimeSelect && (this.isSingleSelection() || (this.isRangeSelection() && this.value[1]))) {
setTimeout(() => {
event.preventDefault();
this.hideOverlay();
if (this.mask) {
this.disableModality();
}
this.cd.markForCheck();
}, 150);
}
this.updateInputfield();
event.preventDefault();
}
shouldSelectDate(dateMeta) {
if (this.isMultipleSelection())
return this.maxDateCount != null ? this.maxDateCount > (this.value ? this.value.length : 0) : true;
else
return true;
}
onMonthSelect(event, index) {
if (this.view === 'month') {
this.onDateSelect(event, { year: this.currentYear, month: index, day: 1, selectable: true });
}
else {
this.currentMonth = index;
this.createMonths(this.currentMonth, this.currentYear);
this.setCurrentView('date');
this.onMonthChange.emit({ month: this.currentMonth + 1, year: this.currentYear });
}
}
onYearSelect(event, year) {
if (this.view === 'year') {
this.onDateSelect(event, { year: year, month: 0, day: 1, selectable: true });
}
else {
this.currentYear = year;
this.setCurrentView('month');
this.onYearChange.emit({ month: this.currentMonth + 1, year: this.currentYear });
}
}
updateInputfield() {
let formattedValue = '';
if (this.value) {
if (this.isSingleSelection()) {
formattedValue = this.formatDateTime(this.value);
}
else if (this.isMultipleSelection()) {
for (let i = 0; i < this.value.length; i++) {
let dateAsString = this.formatDateTime(this.value[i]);
formattedValue += dateAsString;
if (i !== this.value.length - 1) {
formattedValue += this.multipleSeparator + ' ';
}
}
}
else if (this.isRangeSelection()) {
if (this.value && this.value.length) {
let startDate = this.value[0];
let endDate = this.value[1];
formattedValue = this.formatDateTime(startDate);
if (endDate) {
formattedValue += ' ' + this.rangeSeparator + ' ' + this.formatDateTime(endDate);
}
}
}
}
this.inputFieldValue = formattedValue;
this.updateFilledState();
if (this.inputfieldViewChild && this.inputfieldViewChild.nativeElement) {
this.inputfieldViewChild.nativeElement.value = this.inputFieldValue;
}
}
formatDateTime(date) {
let formattedValue = this.keepInvalid ? date : null;
const isDateValid = this.isValidDateForTimeConstraints(date);
if (this.isValidDate(date)) {
if (this.timeOnly) {
formattedValue = this.formatTime(date);
}
else {
formattedValue = this.formatDate(date, this.getDateFormat());
if (this.showTime) {
formattedValue += ' ' + this.formatTime(date);
}
}
}
else if (this.dataType === 'string') {
formattedValue = date;
}
formattedValue = isDateValid ? formattedValue : '';
return formattedValue;
}
formatDateMetaToDate(dateMeta) {
return new Date(dateMeta.year, dateMeta.month, dateMeta.day);
}
formatDateKey(date) {
return `${date.getFullYear()}-${date.getMonth()}-${date.getDate()}`;
}
setCurrentHourPM(hours) {
if (this.hourFormat == '12') {
this.pm = hours > 11;
if (hours >= 12) {
this.currentHour = hours == 12 ? 12 : hours - 12;
}
else {
this.currentHour = hours == 0 ? 12 : hours;
}
}
else {
this.currentHour = hours;
}
}
setCurrentView(currentView) {
this.currentView = currentView;
this.cd.detectChanges();
this.alignOverlay();
}
selectDate(dateMeta) {
let date = this.formatDateMetaToDate(dateMeta);
if (this.showTime) {
if (this.hourFormat == '12') {
if (this.currentHour === 12)
date.setHours(this.pm ? 12 : 0);
else
date.setHours(this.pm ? this.currentHour + 12 : this.currentHour);
}
else {
date.setHours(this.currentHour);
}
date.setMinutes(this.currentMinute);
date.setSeconds(this.currentSecond);
}
if (this.minDate && this.minDate > date) {
date = this.minDate;
this.setCurrentHourPM(date.getHours());
this.currentMinute = date.getMinutes();
this.currentSecond = date.getSeconds();
}
if (this.maxDate && this.maxDate < date) {
date = this.maxDate;
this.setCurrentHourPM(date.getHours());
this.currentMinute = date.getMinutes();
this.currentSecond = date.getSeconds();
}
if (this.isSingleSelection()) {
this.updateModel(date);
}
else if (this.isMultipleSelection()) {
this.updateModel(this.value ? [...this.value, date] : [date]);
}
else if (this.isRangeSelection()) {
if (this.value && this.value.length) {
let startDate = this.value[0];
let endDate = this.value[1];
if (!endDate && date.getTime() >= startDate.getTime()) {
endDate = date;
}
else {
startDate = date;
endDate = null;
}
this.updateModel([startDate, endDate]);
}
else {
this.updateModel([date, null]);
}
}
this.onSelect.emit(date);
}
updateModel(value) {
this.value = value;
if (this.dataType == 'date') {
this.onModelChange(this.value);
}
else if (this.dataType == 'string') {
if (this.isSingleSelection()) {
this.onModelChange(this.formatDateTime(this.value));
}
else {
let stringArrValue = null;
if (Array.isArray(this.value)) {
stringArrValue = this.value.map((date) => this.formatDateTime(date));
}
this.onModelChange(stringArrValue);
}
}
}
getFirstDayOfMonthIndex(month, year) {
let day = new Date();
day.setDate(1);
day.setMonth(month);
day.setFullYear(year);
let dayIndex = day.getDay() + this.getSundayIndex();
return dayIndex >= 7 ? dayIndex - 7 : dayIndex;
}
getDaysCountInMonth(month, year) {
return 32 - this.daylightSavingAdjust(new Date(year, month, 32)).getDate();
}
getDaysCountInPrevMonth(month, year) {
let prev = this.getPreviousMonthAndYear(month, year);
return this.getDaysCountInMonth(prev.month, prev.year);
}
getPreviousMonthAndYear(month, year) {
let m, y;
if (month === 0) {
m = 11;
y = year - 1;
}
else {
m = month - 1;
y = year;
}
return { month: m, year: y };
}
getNextMonthAndYear(month, year) {
let m, y;
if (month === 11) {
m = 0;
y = year + 1;
}
else {
m = month + 1;
y = year;
}
return { month: m, year: y };
}
getSundayIndex() {
let firstDayOfWeek = this.getFirstDateOfWeek();
return firstDayOfWeek > 0 ? 7 - firstDayOfWeek : 0;
}
isSelected(dateMeta) {
if (this.value) {
if (this.isSingleSelection()) {
return this.isDateEquals(this.value, dateMeta);
}
else if (this.isMultipleSelection()) {
let selected = false;
for (let date of this.value) {
selected = this.isDateEquals(date, dateMeta);
if (selected) {
break;
}
}
return selected;
}
else if (this.isRangeSelection()) {
if (this.value[1])
return this.isDateEquals(this.value[0], dateMeta) || this.isDateEquals(this.value[1], dateMeta) || this.isDateBetween(this.value[0], this.value[1], dateMeta);
else
return this.isDateEquals(this.value[0], dateMeta);
}
}
else {
return false;
}
}
isComparable() {
return this.value != null && typeof this.value !== 'string';
}
isMonthSelected(month) {
if (this.isComparable() && !this.isMultipleSelection()) {
const [start, end] = this.isRangeSelection() ? this.value : [this.value, this.value];
const selected = new Date(this.currentYear, month, 1);
return selected >= start && selected <= (end ?? start);
}
return false;
}
isMonthDisabled(month, year) {
const yearToCheck = year ?? this.currentYear;
for (let day = 1; day < this.getDaysCountInMonth(month, yearToCheck) + 1; day++) {
if (this.isSelectable(day, month, yearToCheck, false)) {
return false;
}
}
return true;
}
isYearDisabled(year) {
return Array(12)
.fill(0)
.every((v, month) => this.isMonthDisabled(month, year));
}
isYearSelected(year) {
if (this.isComparable()) {
let value = this.isRangeSelection() ? this.value[0] : this.value;
return !this.isMultipleSelection() ? value.getFullYear() === year : false;
}
return false;
}
isDateEquals(value, dateMeta) {
if (value && ObjectUtils.isDate(value))
return value.getDate() === dateMeta.day && value.getMonth() === dateMeta.month && value.getFullYear() === dateMeta.year;
else
return false;
}
isDateBetween(start, end, dateMeta) {
let between = false;
if (ObjectUtils.isDate(start) && ObjectUtils.isDate(end)) {
let date = this.formatDateMetaToDate(dateMeta);
return start.getTime() <= date.getTime() && end.getTime() >= date.getTime();
}
return between;
}
isSingleSelection() {
return this.selectionMode === 'single';
}
isRangeSelection() {
return this.selectionMode === 'range';
}
isMultipleSelection() {
return this.selectionMode === 'multiple';
}
isToday(today, day, month, year) {
return today.getDate() === day && today.getMonth() === month && today.getFullYear() === year;
}
isSelectable(day, month, year, otherMonth) {
let validMin = true;
let validMax = true;
let validDate = true;
let validDay = true;
if (otherMonth && !this.selectOtherMonths) {
return false;
}
if (this.minDate) {
if (this.minDate.getFullYear() > year) {
validMin = false;
}
else if (this.minDate.getFullYear() === year && this.currentView != 'year') {
if (this.minDate.getMonth() > month) {
validMin = false;
}
else if (this.minDate.getMonth() === month) {
if (this.minDate.getDate() > day) {
validMin = false;
}
}
}
}
if (this.maxDate) {
if (this.maxDate.getFullYear() < year) {
validMax = false;
}
else if (this.maxDate.getFullYear() === year) {
if (this.maxDate.getMonth() < month) {
validMax = false;
}
else if (this.maxDate.getMonth() === month) {
if (this.maxDate.getDate() < day) {
validMax = false;
}
}
}
}
if (this.disabledDates) {
validDate = !this.isDateDisabled(day, month, year);
}
if (this.disabledDays) {
validDay = !this.isDayDisabled(day, month, year);
}
return validMin && validMax && validDate && validDay;
}
isDateDisabled(day, month, year) {
if (this.disabledDates) {
for (let disabledDate of this.disabledDates) {
if (disabledDate.getFullYear() === year && disabledDate.getMonth() === month && disabledDate.getDate() === day) {
return true;
}
}
}
return false;
}
isDayDisabled(day, month, year) {
if (this.disabledDays) {
let weekday = new Date(year, month, day);
let weekdayNumber = weekday.getDay();
return this.disabledDays.indexOf(weekdayNumber) !== -1;
}
return false;
}
onInputFocus(event) {
this.focus = true;
if (this.showOnFocus) {
this.showOverlay();
}
this.onFocus.emit(event);
}
onInputClick() {
if (this.showOnFocus && !this.overlayVisible) {
this.showOverlay();
}
}
onInputBlur(event) {
this.focus = false;
this.onBlur.emit(event);
if (!this.keepInvalid) {
this.updateInputfield();
}
this.onModelTouched();
}
onButtonClick(event, inputfield = this.inputfieldViewChild?.nativeElement) {
if (!this.overlayVisible) {
inputfield.focus();
this.showOverlay();
}
else {
this.hideOverlay();
}
}
clear() {
this.inputFieldValue = null;
this.value = null;
this.onModelChange(this.value);
this.onClear.emit();
}
onOverlayClick(event) {
this.overlayService.add({
originalEvent: event,
target: this.el.nativeElement
});
}
getMonthName(index) {
return this.config.getTranslation('monthNames')[index];
}
getYear(month) {
return this.currentView === 'month' ? this.currentYear : month.year;
}
switchViewButtonDisabled() {
return this.numberOfMonths > 1 || this.disabled;
}
onPrevButtonClick(event) {
this.navigationState = { backward: true, button: true };
this.navBackward(event);
}
onNextButtonClick(event) {
this.navigationState = { backward: false, button: true };
this.navForward(event);
}
onContainerButtonKeydown(event) {
switch (event.which) {
//tab
case 9:
if (!this.inline) {
this.trapFocus(event);
}
if (this.inline) {
const headerElements = DomHandler.findSingle(this.containerViewChild?.nativeElement, '.p-datepicker-header');
const element = event.target;
if (this.timeOnly) {
return;
}
else {
if (element == headerElements.children[headerElements?.children?.length - 1]) {
this.initFocusableCell();
}
}
}
break;
//escape
case 27:
this.inputfieldViewChild?.nativeElement.focus();
this.overlayVisible = false;
event.preventDefault();
break;
default:
//Noop
break;
}
}
onInputKeydown(event) {
this.isKeydown = true;
if (event.keyCode === 40 && this.contentViewChild) {
this.trapFocus(event);
}
else if (event.keyCode === 27) {
if (this.overlayVisible) {
this.inputfieldViewChild?.nativeElement.focus();
this.overlayVisible = false;
event.preventDefault();
}
}
else if (event.keyCode === 13) {
if (this.overlayVisible) {
this.overlayVisible = false;
event.preventDefault();
}
}
else if (event.keyCode === 9 && this.contentViewChild) {
DomHandler.getFocusableElements(this.contentViewChild.nativeElement).forEach((el) => (el.tabIndex = '-1'));
if (this.overlayVisible) {
this.overlayVisible = false;
}
}
}
onDateCellKeydown(event, dateMeta, groupIndex) {
const cellContent = event.currentTarget;
const cell = cellContent.parentElement;
const currentDate = this.formatDateMetaToDate(dateMeta);
switch (event.which) {
//down arrow
case 40: {
cellContent.tabIndex = '-1';
let cellIndex = DomHandler.index(cell);
let nextRow = cell.parentElement.nextElementSibling;
if (nextRow) {
let focusCell = nextRow.children[cellIndex].children[0];
if (DomHandler.hasClass(focusCell, 'p-disabled')) {
this.navigationState = { backward: false };
this.navForward(event);
}
else {
nextRow.children[cellIndex].children[0].tabIndex = '0';
nextRow.children[cellIndex].children[0].focus();
}
}
else {
this.navigationState = { backward: false };
this.navForward(event);
}
event.preventDefault();
break;
}
//up arrow
case 38: {
cellContent.tabIndex = '-1';
let cellIndex = DomHandler.index(cell);
let prevRow = cell.parentElement.previousElementSibling;
if (prevRow) {
let focusCell = prevRow.children[cellIndex].children[0];
if (DomHandler.hasClass(focusCell, 'p-disabled')) {
this.navigationState = { backward: true };
this.navBackward(event);
}
else {
focusCell.tabIndex = '0';
focusCell.focus();
}
}
else {
this.navigationState = { backward: true };
this.navBackward(event);
}
event.preventDefault();
break;
}
//left arrow
case 37: {
cellContent.tabIndex = '-1';
let prevCell = cell.previousElementSibling;
if (prevCell) {
let focusCell = prevCell.children[0];
if (DomHandler.hasClass(focusCell, 'p-disabled') || Do