@angular/material
Version:
Angular Material
59 lines • 9.41 kB
JavaScript
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Injectable, InjectionToken, Optional, SkipSelf } from '@angular/core';
import { DateAdapter } from '@angular/material/core';
import { DateRange } from './date-selection-model';
import * as i0 from "@angular/core";
import * as i1 from "@angular/material/core";
/** Injection token used to customize the date range selection behavior. */
export const MAT_DATE_RANGE_SELECTION_STRATEGY = new InjectionToken('MAT_DATE_RANGE_SELECTION_STRATEGY');
/** Provides the default date range selection behavior. */
export class DefaultMatCalendarRangeStrategy {
constructor(_dateAdapter) {
this._dateAdapter = _dateAdapter;
}
selectionFinished(date, currentRange) {
let { start, end } = currentRange;
if (start == null) {
start = date;
}
else if (end == null && date && this._dateAdapter.compareDate(date, start) >= 0) {
end = date;
}
else {
start = date;
end = null;
}
return new DateRange(start, end);
}
createPreview(activeDate, currentRange) {
let start = null;
let end = null;
if (currentRange.start && !currentRange.end && activeDate) {
start = currentRange.start;
end = activeDate;
}
return new DateRange(start, end);
}
}
DefaultMatCalendarRangeStrategy.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.0-rc.1", ngImport: i0, type: DefaultMatCalendarRangeStrategy, deps: [{ token: i1.DateAdapter }], target: i0.ɵɵFactoryTarget.Injectable });
DefaultMatCalendarRangeStrategy.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.0-rc.1", ngImport: i0, type: DefaultMatCalendarRangeStrategy });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.0-rc.1", ngImport: i0, type: DefaultMatCalendarRangeStrategy, decorators: [{
type: Injectable
}], ctorParameters: function () { return [{ type: i1.DateAdapter }]; } });
/** @docs-private */
export function MAT_CALENDAR_RANGE_STRATEGY_PROVIDER_FACTORY(parent, adapter) {
return parent || new DefaultMatCalendarRangeStrategy(adapter);
}
/** @docs-private */
export const MAT_CALENDAR_RANGE_STRATEGY_PROVIDER = {
provide: MAT_DATE_RANGE_SELECTION_STRATEGY,
deps: [[new Optional(), new SkipSelf(), MAT_DATE_RANGE_SELECTION_STRATEGY], DateAdapter],
useFactory: MAT_CALENDAR_RANGE_STRATEGY_PROVIDER_FACTORY,
};
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