| 1 | "use strict";
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| 2 | Object.defineProperty(exports, "__esModule", { value: true });
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| 3 |
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| 4 | var raf = (typeof window !== 'undefined' && (window.requestAnimationFrame).bind(window)) || setTimeout;
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| 5 | var nextFrame = function (fn) { raf(function () { raf(fn); }); };
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| 6 | var reflowForced = false;
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| 7 | function setNextFrame(obj, prop, val) {
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| 8 | nextFrame(function () { obj[prop] = val; });
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| 9 | }
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| 10 | function updateStyle(oldVnode, vnode) {
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| 11 | var cur, name, elm = vnode.elm, oldStyle = oldVnode.data.style, style = vnode.data.style;
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| 12 | if (!oldStyle && !style)
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| 13 | return;
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| 14 | if (oldStyle === style)
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| 15 | return;
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| 16 | oldStyle = oldStyle || {};
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| 17 | style = style || {};
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| 18 | var oldHasDel = 'delayed' in oldStyle;
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| 19 | for (name in oldStyle) {
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| 20 | if (!style[name]) {
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| 21 | if (name[0] === '-' && name[1] === '-') {
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| 22 | elm.style.removeProperty(name);
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| 23 | }
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| 24 | else {
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| 25 | elm.style[name] = '';
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| 26 | }
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| 27 | }
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| 28 | }
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| 29 | for (name in style) {
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| 30 | cur = style[name];
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| 31 | if (name === 'delayed' && style.delayed) {
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| 32 | for (var name2 in style.delayed) {
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| 33 | cur = style.delayed[name2];
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| 34 | if (!oldHasDel || cur !== oldStyle.delayed[name2]) {
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| 35 | setNextFrame(elm.style, name2, cur);
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| 36 | }
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| 37 | }
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| 38 | }
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| 39 | else if (name !== 'remove' && cur !== oldStyle[name]) {
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| 40 | if (name[0] === '-' && name[1] === '-') {
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| 41 | elm.style.setProperty(name, cur);
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| 42 | }
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| 43 | else {
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| 44 | elm.style[name] = cur;
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| 45 | }
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| 46 | }
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| 47 | }
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| 48 | }
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| 49 | function applyDestroyStyle(vnode) {
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| 50 | var style, name, elm = vnode.elm, s = vnode.data.style;
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| 51 | if (!s || !(style = s.destroy))
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| 52 | return;
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| 53 | for (name in style) {
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| 54 | elm.style[name] = style[name];
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| 55 | }
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| 56 | }
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| 57 | function applyRemoveStyle(vnode, rm) {
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| 58 | var s = vnode.data.style;
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| 59 | if (!s || !s.remove) {
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| 60 | rm();
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| 61 | return;
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| 62 | }
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| 63 | if (!reflowForced) {
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| 64 | vnode.elm.offsetLeft;
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| 65 | reflowForced = true;
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| 66 | }
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| 67 | var name, elm = vnode.elm, i = 0, compStyle, style = s.remove, amount = 0, applied = [];
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| 68 | for (name in style) {
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| 69 | applied.push(name);
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| 70 | elm.style[name] = style[name];
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| 71 | }
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| 72 | compStyle = getComputedStyle(elm);
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| 73 | var props = compStyle['transition-property'].split(', ');
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| 74 | for (; i < props.length; ++i) {
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| 75 | if (applied.indexOf(props[i]) !== -1)
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| 76 | amount++;
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| 77 | }
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| 78 | elm.addEventListener('transitionend', function (ev) {
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| 79 | if (ev.target === elm)
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| 80 | --amount;
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| 81 | if (amount === 0)
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| 82 | rm();
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| 83 | });
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| 84 | }
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| 85 | function forceReflow() {
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| 86 | reflowForced = false;
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| 87 | }
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| 88 | exports.styleModule = {
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| 89 | pre: forceReflow,
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| 90 | create: updateStyle,
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| 91 | update: updateStyle,
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| 92 | destroy: applyDestroyStyle,
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| 93 | remove: applyRemoveStyle
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| 94 | };
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| 95 | exports.default = exports.styleModule;
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| 96 | |
| \ | No newline at end of file |