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fix[scrollPane&&scrollBar]:fixed scroll bug in Firefox

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This commit is contained in:
Pan
2017-12-12 13:22:56 +08:00
committed by 花裤衩
parent b7ca786751
commit 85492f148f
2 changed files with 12 additions and 10 deletions
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11
src/components/ScrollBar/index.vue
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@@ -1,5 +1,5 @@
<template>
<div class="scroll-container" ref="scrollContainer" @mousewheel="handleScroll">
<div class="scroll-container" ref="scrollContainer" @wheel.prevent="handleScroll" >
<div class="scroll-wrapper" ref="scrollWrapper" :style="{top: top + 'px'}">
<slot></slot>
</div>
@@ -8,6 +8,7 @@
<script>
const delta = 15
export default {
name: 'scrollBar',
data() {
@@ -17,19 +18,19 @@ export default {
},
methods: {
handleScroll(e) {
e.preventDefault()
const eventDelta = e.wheelDelta || -e.deltaY * 3
const $container = this.$refs.scrollContainer
const $containerHeight = $container.offsetHeight
const $wrapper = this.$refs.scrollWrapper
const $wrapperHeight = $wrapper.offsetHeight
if (e.wheelDelta > 0) {
this.top = Math.min(0, this.top + e.wheelDelta)
if (eventDelta > 0) {
this.top = Math.min(0, this.top + eventDelta)
} else {
if ($containerHeight - delta < $wrapperHeight) {
if (this.top < -($wrapperHeight - $containerHeight + delta)) {
this.top = this.top
} else {
this.top = Math.max(this.top + e.wheelDelta, $containerHeight - $wrapperHeight - delta)
this.top = Math.max(this.top + eventDelta, $containerHeight - $wrapperHeight - delta)
}
} else {
this.top = 0