81 lines
2.6 KiB
JavaScript
81 lines
2.6 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = _default;
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var _helpers = require("../../util/helpers");
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function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
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function _default() {
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var expandedParentClass = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : '';
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var x = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
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var sizeProperty = x ? 'width' : 'height';
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var offsetProperty = "offset".concat((0, _helpers.upperFirst)(sizeProperty));
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return {
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beforeEnter: function beforeEnter(el) {
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el._parent = el.parentNode;
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el._initialStyle = _defineProperty({
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transition: el.style.transition,
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visibility: el.style.visibility,
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overflow: el.style.overflow
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}, sizeProperty, el.style[sizeProperty]);
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},
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enter: function enter(el) {
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var initialStyle = el._initialStyle;
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var offset = "".concat(el[offsetProperty], "px");
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el.style.setProperty('transition', 'none', 'important');
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el.style.visibility = 'hidden';
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el.style.visibility = initialStyle.visibility;
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el.style.overflow = 'hidden';
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el.style[sizeProperty] = '0';
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void el.offsetHeight; // force reflow
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el.style.transition = initialStyle.transition;
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if (expandedParentClass && el._parent) {
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el._parent.classList.add(expandedParentClass);
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}
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requestAnimationFrame(function () {
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el.style[sizeProperty] = offset;
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});
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},
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afterEnter: resetStyles,
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enterCancelled: resetStyles,
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leave: function leave(el) {
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el._initialStyle = _defineProperty({
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transition: '',
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visibility: '',
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overflow: el.style.overflow
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}, sizeProperty, el.style[sizeProperty]);
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el.style.overflow = 'hidden';
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el.style[sizeProperty] = "".concat(el[offsetProperty], "px");
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void el.offsetHeight; // force reflow
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requestAnimationFrame(function () {
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return el.style[sizeProperty] = '0';
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});
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},
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afterLeave: afterLeave,
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leaveCancelled: afterLeave
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};
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function afterLeave(el) {
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if (expandedParentClass && el._parent) {
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el._parent.classList.remove(expandedParentClass);
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}
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resetStyles(el);
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}
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function resetStyles(el) {
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var size = el._initialStyle[sizeProperty];
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el.style.overflow = el._initialStyle.overflow;
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if (size != null) el.style[sizeProperty] = size;
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delete el._initialStyle;
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}
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}
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//# sourceMappingURL=expand-transition.js.map
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