281 lines
9.6 KiB
JavaScript
281 lines
9.6 KiB
JavaScript
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this.primereact = this.primereact || {};
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this.primereact.scrolltop = (function (exports, React, utils, csstransition, ripple, PrimeReact) {
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'use strict';
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function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }
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var React__default = /*#__PURE__*/_interopDefaultLegacy(React);
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var PrimeReact__default = /*#__PURE__*/_interopDefaultLegacy(PrimeReact);
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function _classCallCheck(instance, Constructor) {
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if (!(instance instanceof Constructor)) {
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throw new TypeError("Cannot call a class as a function");
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}
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}
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function _defineProperties(target, props) {
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for (var i = 0; i < props.length; i++) {
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var descriptor = props[i];
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descriptor.enumerable = descriptor.enumerable || false;
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descriptor.configurable = true;
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if ("value" in descriptor) descriptor.writable = true;
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Object.defineProperty(target, descriptor.key, descriptor);
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}
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}
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function _createClass(Constructor, protoProps, staticProps) {
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if (protoProps) _defineProperties(Constructor.prototype, protoProps);
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if (staticProps) _defineProperties(Constructor, staticProps);
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Object.defineProperty(Constructor, "prototype", {
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writable: false
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});
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return Constructor;
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}
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function _assertThisInitialized(self) {
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if (self === void 0) {
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throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
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}
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return self;
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}
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function _setPrototypeOf(o, p) {
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_setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
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o.__proto__ = p;
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return o;
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};
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return _setPrototypeOf(o, p);
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}
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function _inherits(subClass, superClass) {
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if (typeof superClass !== "function" && superClass !== null) {
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throw new TypeError("Super expression must either be null or a function");
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}
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subClass.prototype = Object.create(superClass && superClass.prototype, {
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constructor: {
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value: subClass,
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writable: true,
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configurable: true
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}
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});
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Object.defineProperty(subClass, "prototype", {
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writable: false
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});
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if (superClass) _setPrototypeOf(subClass, superClass);
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}
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function _typeof(obj) {
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"@babel/helpers - typeof";
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return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) {
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return typeof obj;
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} : function (obj) {
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return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
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}, _typeof(obj);
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}
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function _possibleConstructorReturn(self, call) {
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if (call && (_typeof(call) === "object" || typeof call === "function")) {
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return call;
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} else if (call !== void 0) {
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throw new TypeError("Derived constructors may only return object or undefined");
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}
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return _assertThisInitialized(self);
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}
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function _getPrototypeOf(o) {
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_getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
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return o.__proto__ || Object.getPrototypeOf(o);
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};
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return _getPrototypeOf(o);
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}
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function _defineProperty(obj, key, value) {
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if (key in obj) {
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Object.defineProperty(obj, key, {
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value: value,
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enumerable: true,
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configurable: true,
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writable: true
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});
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} else {
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obj[key] = value;
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}
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return obj;
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}
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function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
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function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }
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var ScrollTop = /*#__PURE__*/function (_Component) {
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_inherits(ScrollTop, _Component);
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var _super = _createSuper(ScrollTop);
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function ScrollTop(props) {
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var _this;
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_classCallCheck(this, ScrollTop);
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_this = _super.call(this, props);
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_this.state = {
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visible: false
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};
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_this.onClick = _this.onClick.bind(_assertThisInitialized(_this));
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_this.onEnter = _this.onEnter.bind(_assertThisInitialized(_this));
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_this.onEntered = _this.onEntered.bind(_assertThisInitialized(_this));
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_this.onExited = _this.onExited.bind(_assertThisInitialized(_this));
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_this.scrollElementRef = /*#__PURE__*/React__default["default"].createRef();
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return _this;
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}
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_createClass(ScrollTop, [{
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key: "onClick",
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value: function onClick() {
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var scrollElement = this.props.target === 'window' ? window : this.helper.parentElement;
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scrollElement.scroll({
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top: 0,
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behavior: this.props.behavior
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});
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}
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}, {
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key: "checkVisibility",
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value: function checkVisibility(scrollY) {
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this.setState({
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visible: scrollY > this.props.threshold
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});
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}
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}, {
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key: "bindParentScrollListener",
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value: function bindParentScrollListener() {
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var _this2 = this;
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this.scrollListener = function () {
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_this2.checkVisibility(_this2.helper.parentElement.scrollTop);
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};
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this.helper.parentElement.addEventListener('scroll', this.scrollListener);
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}
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}, {
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key: "bindDocumentScrollListener",
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value: function bindDocumentScrollListener() {
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var _this3 = this;
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this.scrollListener = function () {
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_this3.checkVisibility(utils.DomHandler.getWindowScrollTop());
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};
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window.addEventListener('scroll', this.scrollListener);
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}
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}, {
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key: "unbindParentScrollListener",
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value: function unbindParentScrollListener() {
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if (this.scrollListener) {
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this.helper.parentElement.removeEventListener('scroll', this.scrollListener);
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this.scrollListener = null;
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}
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}
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}, {
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key: "unbindDocumentScrollListener",
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value: function unbindDocumentScrollListener() {
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if (this.scrollListener) {
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window.removeEventListener('scroll', this.scrollListener);
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this.scrollListener = null;
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}
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}
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}, {
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key: "onEnter",
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value: function onEnter() {
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utils.ZIndexUtils.set('overlay', this.scrollElementRef.current, PrimeReact__default["default"].autoZIndex, PrimeReact__default["default"].zIndex['overlay']);
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}
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}, {
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key: "onEntered",
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value: function onEntered() {
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this.props.onShow && this.props.onShow();
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}
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}, {
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key: "onExited",
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value: function onExited() {
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utils.ZIndexUtils.clear(this.scrollElementRef.current);
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this.props.onHide && this.props.onHide();
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}
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}, {
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key: "componentDidMount",
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value: function componentDidMount() {
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if (this.props.target === 'window') this.bindDocumentScrollListener();else if (this.props.target === 'parent') this.bindParentScrollListener();
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}
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}, {
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key: "componentWillUnmount",
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value: function componentWillUnmount() {
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if (this.props.target === 'window') this.unbindDocumentScrollListener();else if (this.props.target === 'parent') this.unbindParentScrollListener();
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utils.ZIndexUtils.clear(this.scrollElementRef.current);
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}
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}, {
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key: "render",
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value: function render() {
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var _this4 = this;
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var className = utils.classNames('p-scrolltop p-link p-component', {
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'p-scrolltop-sticky': this.props.target !== 'window'
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}, this.props.className);
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var isTargetParent = this.props.target === 'parent';
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return /*#__PURE__*/React__default["default"].createElement(React__default["default"].Fragment, null, /*#__PURE__*/React__default["default"].createElement(csstransition.CSSTransition, {
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nodeRef: this.scrollElementRef,
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classNames: "p-scrolltop",
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"in": this.state.visible,
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timeout: {
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enter: 150,
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exit: 150
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},
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options: this.props.transitionOptions,
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unmountOnExit: true,
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onEnter: this.onEnter,
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onEntered: this.onEntered,
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onExited: this.onExited
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}, /*#__PURE__*/React__default["default"].createElement("button", {
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ref: this.scrollElementRef,
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type: "button",
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className: className,
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style: this.props.style,
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onClick: this.onClick
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}, utils.IconUtils.getJSXIcon(this.props.icon, {
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className: 'p-scrolltop-icon'
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}, {
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props: this.props
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}), /*#__PURE__*/React__default["default"].createElement(ripple.Ripple, null))), isTargetParent && /*#__PURE__*/React__default["default"].createElement("span", {
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ref: function ref(el) {
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return _this4.helper = el;
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},
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className: "p-scrolltop-helper"
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}));
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}
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}]);
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return ScrollTop;
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}(React.Component);
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_defineProperty(ScrollTop, "defaultProps", {
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target: 'window',
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threshold: 400,
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icon: 'pi pi-chevron-up',
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behavior: 'smooth',
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className: null,
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style: null,
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transitionOptions: null,
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onShow: null,
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onHide: null
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});
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exports.ScrollTop = ScrollTop;
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Object.defineProperty(exports, '__esModule', { value: true });
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return exports;
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})({}, React, primereact.utils, primereact.csstransition, primereact.ripple, primereact.api);
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