Class CalendarPart

packages/main/src/CalendarPart.ts:19–100

* @class * * Abstract base class for Calendar, DayPicker, MonthPicker and YearPicker that adds support for: * - common properties (timestamp, selectedDates): declarations and methods that operate on them * - other common code * @constructor * @extends DateComponentBase * @public

 * @public
 */
@customElement()
class CalendarPart extends DateComponentBase {
	/**
	 * The timestamp of the currently focused date. Set this property to move the component's focus to a certain date.
	 * **Node:** Timestamp is 10-digit Integer representing the seconds (not milliseconds) since the Unix Epoch.
	 * @protected
	 */
	@property({ type: Number })
	timestamp?: number;

	get _minTimestamp() {
		return this._minDate.valueOf() / 1000;
	}

	get _maxTimestamp() {
		return this._maxDate.valueOf() / 1000;
	}

	/**
	 * Returns the effective timestamp to be used by the respective calendar part
	 * @protected
	 */
	get _timestamp() {
		let timestamp = this.timestamp !== undefined ? this.timestamp : getTodayUTCTimestamp(this._primaryCalendarType);

		if (this._maxTimestamp && this._maxTimestamp < timestamp) {
			timestamp = this._maxTimestamp;
		} else if (this._minTimestamp && this._minTimestamp > timestamp) {
			timestamp = this._minTimestamp;
		}

		return timestamp;
	}

	get _localDate() {
		return UI5Date.getInstance(this._timestamp * 1000);
	}

	/**
	 * Returns a CalendarDate instance, representing the _timestamp getter - this date is central to all components' rendering logic
	 * @protected
	 */
	get _calendarDate() {
		return CalendarDate.fromTimestamp(this._localDate.getTime(), this._primaryCalendarType);
	}

	/**
	 * Change a timestamp and enforce limits
	 * @param timestamp
	 * @protected
	 */
	_safelySetTimestamp(timestamp: number) {
		const min = this._minDate.valueOf() / 1000;
		const max = this._maxDate.valueOf() / 1000;

		if (timestamp < min) {
			timestamp = min;
		}