devextreme
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HTML5 JavaScript Component Suite for Responsive Web Development
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JavaScript
/**
* DevExtreme (esm/__internal/ui/date_range_box/strategy/m_rangeCalendar.js)
* Version: 24.2.6
* Build date: Mon Mar 17 2025
*
* Copyright (c) 2012 - 2025 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
import _extends from "@babel/runtime/helpers/esm/extends";
import eventsEngine from "../../../../common/core/events/core/events_engine";
import {
extend
} from "../../../../core/utils/extend";
import {
isFunction
} from "../../../../core/utils/type";
import CalendarStrategy from "../../date_box/m_date_box.strategy.calendar";
import {
getDeserializedDate,
isSameDateArrays,
isSameDates
} from "../m_date_range.utils";
class RangeCalendarStrategy extends CalendarStrategy {
constructor(dateBox) {
super();
this._dateSelectedCounter = 0;
this.dateBox = dateBox;
this.dateRangeBox = dateBox.option("_dateRangeBoxInstance")
}
popupConfig(popupConfig) {
return extend(true, super.popupConfig(popupConfig), {
position: {
of: this.getDateRangeBox().$element()
}
})
}
popupShowingHandler() {
this.getWidget()._restoreViewsMinMaxOptions();
this._dateSelectedCounter = 0
}
_getPopup() {
return super._getPopup() || this.getDateRangeBox().getStartDateBox()._popup
}
supportedKeys() {
const dateRangeBox = this.getDateRangeBox();
return _extends({}, super.supportedKeys(), {
rightArrow: () => {
if (dateRangeBox.option("opened")) {
return true
}
return
},
leftArrow: () => {
if (dateRangeBox.option("opened")) {
return true
}
return
},
enter: e => {
if (dateRangeBox.option("opened")) {
const dateBoxValue = this.dateBox.dateOption("value");
this.dateBox._valueChangeEventHandler(e);
const newDateBoxValue = this.dateBox.dateOption("value");
const dateBoxValueChanged = !isSameDates(dateBoxValue, newDateBoxValue);
if (dateBoxValueChanged) {
dateRangeBox.getStartDateBox().getStrategy().getWidget().option("value", dateRangeBox.option("value"))
} else {
dateRangeBox.getStartDateBox().getStrategy().getWidget()._enterKeyHandler(e)
}
return false
}
return
},
tab: e => {
if (!dateRangeBox.option("opened")) {
return
}
if (!this._getPopup().getFocusableElements().length) {
if (!e.shiftKey && dateRangeBox._isEndDateActiveElement() || e.shiftKey && dateRangeBox._isStartDateActiveElement()) {
dateRangeBox.close()
}
return
}
if (!e.shiftKey && dateRangeBox._isStartDateActiveElement() || e.shiftKey && dateRangeBox._isEndDateActiveElement()) {
return
}
const $focusableElement = e.shiftKey ? dateRangeBox.getStartDateBox()._getLastPopupElement() : dateRangeBox.getStartDateBox()._getFirstPopupElement();
if ($focusableElement) {
eventsEngine.trigger($focusableElement, "focus");
$focusableElement.select()
}
e.preventDefault()
}
})
}
_getWidgetOptions() {
const {
disabledDates: disabledDatesValue,
value: value,
multiView: multiView
} = this.dateRangeBox.option();
const disabledDates = isFunction(disabledDatesValue) ? this._injectComponent(disabledDatesValue) : disabledDatesValue ?? void 0;
return extend(super._getWidgetOptions(), {
disabledDates: disabledDates,
value: value,
selectionMode: "range",
viewsCount: multiView ? 2 : 1,
_allowChangeSelectionOrder: true,
_currentSelection: this.getCurrentSelection()
})
}
_refreshActiveDescendant(e) {
this.getDateRangeBox().setAria("activedescendant", e.actionValue)
}
_injectComponent(func) {
return params => func(extend(params, {
component: this.getDateRangeBox()
}))
}
getKeyboardListener() {
const dateRangeBox = this.getDateRangeBox();
return dateRangeBox.getStartDateBox() ? dateRangeBox.getStartDateBox().getStrategy().getWidget() : this.getWidget()
}
getValue() {
return this.getWidget().option("value")
}
_updateValue() {
const {
value: value
} = this.getDateRangeBox().option();
if (!this.getWidget()) {
return
}
this._shouldPreventFocusChange = true;
this.getWidget().option("value", value)
}
_isInstantlyMode() {
return "instantly" === this.getDateRangeBox().option("applyValueMode")
}
_valueChangedHandler(_ref) {
let {
value: value,
previousValue: previousValue,
event: event
} = _ref;
if (isSameDateArrays(value, previousValue) && !this.getWidget()._valueSelected) {
this._shouldPreventFocusChange = false;
return
}
this.getWidget()._valueSelected = false;
const dateRangeBox = this.getDateRangeBox();
if (this._isInstantlyMode()) {
if (!dateRangeBox.option("disableOutOfRangeSelection")) {
if ("startDate" === this._getCalendarCurrentSelection()) {
this._dateSelectedCounter = 0
} else {
this._dateSelectedCounter = 1;
if (!value[0]) {
this._dateSelectedCounter = -1
} else if (getDeserializedDate(value[0]) > getDeserializedDate(value[1])) {
dateRangeBox.updateValue([value[0], null], event);
return
}
}
}
dateRangeBox.updateValue(value, event);
this._dateSelectedCounter += 1;
if (2 === this._dateSelectedCounter) {
dateRangeBox.close();
return
}
} else if ("endDate" === this._getCalendarCurrentSelection()) {
if (value[0] && getDeserializedDate(value[0]) > getDeserializedDate(value[1])) {
return
}
}
if (!this._shouldPreventFocusChange) {
this._moveFocusToNextInput()
}
this._shouldPreventFocusChange = false
}
_moveFocusToNextInput() {
const targetDateBox = "startDate" === this._getCalendarCurrentSelection() ? this.getDateRangeBox().getEndDateBox() : this.getDateRangeBox().getStartDateBox();
targetDateBox.focus();
eventsEngine.trigger(targetDateBox.field(), "dxclick")
}
getCurrentSelection() {
return this.getDateRangeBox().option("_currentSelection")
}
_getCalendarCurrentSelection() {
return this.getWidget().option("_currentSelection")
}
_closeDropDownByEnter() {
if ("startDate" === this._getCalendarCurrentSelection()) {
return false
}
return true
}
dateBoxValue() {
const {
dateBox: dateBox
} = this;
if (arguments.length) {
return dateBox.dateValue.apply(dateBox, arguments)
}
return dateBox.dateOption.apply(dateBox, ["value"])
}
_cellClickHandler() {}
setActiveStartDateBox() {
this.dateBox = this.getDateRangeBox().getStartDateBox()
}
setActiveEndDateBox() {
this.dateBox = this.getDateRangeBox().getEndDateBox()
}
getDateRangeBox() {
return this.dateRangeBox
}
getWidget() {
return this._widget
}
}
export default RangeCalendarStrategy;