1 | "use strict";
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2 |
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3 | var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
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4 |
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5 | Object.defineProperty(exports, "__esModule", {
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6 | value: true
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7 | });
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8 | exports.isSamePoint = isSamePoint;
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9 | exports.monitorResize = monitorResize;
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10 | exports.restoreFocus = restoreFocus;
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11 |
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12 | var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));
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13 |
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14 | var _contains = _interopRequireDefault(require("../vc-util/Dom/contains"));
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15 |
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16 | var _resizeObserverPolyfill = _interopRequireDefault(require("resize-observer-polyfill"));
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17 |
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18 | function isSamePoint(prev, next) {
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19 | if (prev === next) return true;
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20 | if (!prev || !next) return false;
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21 |
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22 | if ('pageX' in next && 'pageY' in next) {
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23 | return prev.pageX === next.pageX && prev.pageY === next.pageY;
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24 | }
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25 |
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26 | if ('clientX' in next && 'clientY' in next) {
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27 | return prev.clientX === next.clientX && prev.clientY === next.clientY;
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28 | }
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29 |
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30 | return false;
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31 | }
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32 |
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33 | function restoreFocus(activeElement, container) {
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34 |
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35 | if (activeElement !== document.activeElement && (0, _contains.default)(container, activeElement) && typeof activeElement.focus === 'function') {
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36 | activeElement.focus();
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37 | }
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38 | }
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39 |
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40 | function monitorResize(element, callback) {
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41 | var prevWidth = null;
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42 | var prevHeight = null;
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43 |
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44 | function onResize(_ref) {
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45 | var _ref2 = (0, _slicedToArray2.default)(_ref, 1),
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46 | target = _ref2[0].target;
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47 |
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48 | if (!document.documentElement.contains(target)) return;
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49 |
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50 | var _target$getBoundingCl = target.getBoundingClientRect(),
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51 | width = _target$getBoundingCl.width,
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52 | height = _target$getBoundingCl.height;
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53 |
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54 | var fixedWidth = Math.floor(width);
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55 | var fixedHeight = Math.floor(height);
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56 |
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57 | if (prevWidth !== fixedWidth || prevHeight !== fixedHeight) {
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58 |
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59 | Promise.resolve().then(function () {
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60 | callback({
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61 | width: fixedWidth,
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62 | height: fixedHeight
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63 | });
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64 | });
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65 | }
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66 |
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67 | prevWidth = fixedWidth;
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68 | prevHeight = fixedHeight;
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69 | }
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70 |
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71 | var resizeObserver = new _resizeObserverPolyfill.default(onResize);
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72 |
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73 | if (element) {
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74 | resizeObserver.observe(element);
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75 | }
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76 |
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77 | return function () {
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78 | resizeObserver.disconnect();
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79 | };
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80 | } |
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