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fix(cdk:scroll): turn to native scrollbar (#847)
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fix(cdk:scroll): fix VirtualScroll horizontal scroll behavior

fix(comp:table): scrollbar th cell is now visible under virtual mode

fix(comp:table): fix itemHeight calc under virtual
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sallerli1 authored Apr 14, 2022
1 parent 675a3c6 commit 95df1b9
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Showing 14 changed files with 27 additions and 387 deletions.
Original file line number Diff line number Diff line change
Expand Up @@ -2,26 +2,20 @@

exports[`VirtualScroll > basic work > itemRender work 1`] = `
"<div class=\\"cdk-virtual-scroll\\" style=\\"position: relative;\\">
<div class=\\"cdk-virtual-scroll-holder\\" style=\\"max-height: 200px; overflow-y: hidden;\\">
<div class=\\"cdk-virtual-scroll-filler\\" style=\\"height: 400px; position: relative; overflow: hidden;\\">
<div class=\\"cdk-virtual-scroll-holder\\" style=\\"max-height: 200px; overflow: auto;\\">
<div class=\\"cdk-virtual-scroll-filler\\" style=\\"height: 400px; position: relative;\\">
<div class=\\"cdk-virtual-scroll-content\\" style=\\"display: flex; flex-direction: column; transform: translateY(0px); position: absolute; left: 0px; right: 0px; top: 0px;\\"><span class=\\"virtual-item\\">key-0 - 0</span><span class=\\"virtual-item\\">key-1 - 1</span><span class=\\"virtual-item\\">key-2 - 2</span><span class=\\"virtual-item\\">key-3 - 3</span><span class=\\"virtual-item\\">key-4 - 4</span><span class=\\"virtual-item\\">key-5 - 5</span><span class=\\"virtual-item\\">key-6 - 6</span><span class=\\"virtual-item\\">key-7 - 7</span><span class=\\"virtual-item\\">key-8 - 8</span><span class=\\"virtual-item\\">key-9 - 9</span><span class=\\"virtual-item\\">key-10 - 10</span><span class=\\"virtual-item\\">key-11 - 11</span></div>
</div>
</div>
<div class=\\"cdk-virtual-scroll-bar\\" style=\\"width: 8px; top: 0px; bottom: 0px; right: 0px; position: absolute; display: none;\\">
<div class=\\"cdk-virtual-scroll-thumb\\" style=\\"width: 100%; height: 100px; top: 0px; left: 0px; position: absolute; background: rgba(0, 0, 0, 0.5); border-radius: 99px; cursor: pointer; user-select: none;\\"></div>
</div>
</div>"
`;
exports[`VirtualScroll > basic work > render work 1`] = `
"<div class=\\"cdk-virtual-scroll\\" style=\\"position: relative;\\">
<div class=\\"cdk-virtual-scroll-holder\\" style=\\"max-height: 200px; overflow-y: hidden;\\">
<div class=\\"cdk-virtual-scroll-filler\\" style=\\"height: 400px; position: relative; overflow: hidden;\\">
<div class=\\"cdk-virtual-scroll-holder\\" style=\\"max-height: 200px; overflow: auto;\\">
<div class=\\"cdk-virtual-scroll-filler\\" style=\\"height: 400px; position: relative;\\">
<div class=\\"cdk-virtual-scroll-content\\" style=\\"display: flex; flex-direction: column; transform: translateY(0px); position: absolute; left: 0px; right: 0px; top: 0px;\\"><span class=\\"virtual-item\\" style=\\"height: 20px;\\">key-0 - 0</span><span class=\\"virtual-item\\" style=\\"height: 20px;\\">key-1 - 1</span><span class=\\"virtual-item\\" style=\\"height: 20px;\\">key-2 - 2</span><span class=\\"virtual-item\\" style=\\"height: 20px;\\">key-3 - 3</span><span class=\\"virtual-item\\" style=\\"height: 20px;\\">key-4 - 4</span><span class=\\"virtual-item\\" style=\\"height: 20px;\\">key-5 - 5</span><span class=\\"virtual-item\\" style=\\"height: 20px;\\">key-6 - 6</span><span class=\\"virtual-item\\" style=\\"height: 20px;\\">key-7 - 7</span><span class=\\"virtual-item\\" style=\\"height: 20px;\\">key-8 - 8</span><span class=\\"virtual-item\\" style=\\"height: 20px;\\">key-9 - 9</span><span class=\\"virtual-item\\" style=\\"height: 20px;\\">key-10 - 10</span><span class=\\"virtual-item\\" style=\\"height: 20px;\\">key-11 - 11</span></div>
</div>
</div>
<div class=\\"cdk-virtual-scroll-bar\\" style=\\"width: 8px; top: 0px; bottom: 0px; right: 0px; position: absolute; display: none;\\">
<div class=\\"cdk-virtual-scroll-thumb\\" style=\\"width: 100%; height: 100px; top: 0px; left: 0px; position: absolute; background: rgba(0, 0, 0, 0.5); border-radius: 99px; cursor: pointer; user-select: none;\\"></div>
</div>
</div>"
`;
41 changes: 0 additions & 41 deletions packages/cdk/scroll/__tests__/virtualScroll.spec.ts
Original file line number Diff line number Diff line change
Expand Up @@ -170,21 +170,6 @@ describe('VirtualScroll', () => {
})

describe('scroll work', () => {
test('scrollBar show work', async () => {
const wrapper = VirtualScrollMount({
props: { dataSource: getData(40) },
slots: { item: defaultItemSlot },
})

await wrapper.trigger('mouseenter')

expect(wrapper.find('.cdk-virtual-scroll-bar').isVisible()).toBe(true)

await wrapper.trigger('mouseleave')

expect(wrapper.find('.cdk-virtual-scroll-bar').isVisible()).toBe(false)
})

test('scrollTo work', async () => {
vi.useFakeTimers()

Expand All @@ -193,13 +178,11 @@ describe('VirtualScroll', () => {
slots: { item: defaultItemSlot },
})
expect(wrapper.find('.cdk-virtual-scroll-holder').element.scrollTop).toEqual(0)
expect(wrapper.find('.cdk-virtual-scroll-bar').attributes('style')).toContain('display: none')

wrapper.vm.scrollTo(100)
vi.runAllTimers()

expect(wrapper.find('.cdk-virtual-scroll-holder').element.scrollTop).toEqual(100)
expect(wrapper.find('.cdk-virtual-scroll-thumb').attributes('style')).not.toContain('display: none')

wrapper.vm.scrollTo({ index: 20, align: 'top' })
vi.runAllTimers()
Expand Down Expand Up @@ -233,30 +216,6 @@ describe('VirtualScroll', () => {
vi.useRealTimers()
})

test('moving work', async () => {
const wrapper = VirtualScrollMount({
props: { dataSource: getData(100) },
slots: { item: defaultItemSlot },
})

wrapper.find('.cdk-virtual-scroll-thumb').trigger('mousedown', { pageY: 0 })

const mouseMoveEvent = new Event('mousemove') as MouseEvent
// eslint-disable-next-line @typescript-eslint/no-explicit-any
;(mouseMoveEvent as any).pageY = 10
window.dispatchEvent(mouseMoveEvent)
await flushPromises()

expect(wrapper.find('.cdk-virtual-scroll-holder').attributes('style')).toContain('pointer-events: none')

await flushPromises()
expect(wrapper.find('.cdk-virtual-scroll-holder').element.scrollTop).toEqual(100)

const mouseUpEvent = new Event('mouseup') as MouseEvent
window.dispatchEvent(mouseUpEvent)
await flushPromises()
})

test('onScroll work', async () => {
const onScroll = vi.fn()
const wrapper = VirtualScrollMount({
Expand Down
48 changes: 4 additions & 44 deletions packages/cdk/scroll/src/virtual/VirtualScroll.tsx
Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@
* found in the LICENSE file at https://github.com/IDuxFE/idux/blob/main/LICENSE
*/

import { type ComponentPublicInstance, type WatchStopHandle, computed, defineComponent, provide, ref, watch } from 'vue'
import { type ComponentPublicInstance, computed, defineComponent, provide, ref, watch } from 'vue'

import { callEmit, useState } from '@idux/cdk/utils'

Expand All @@ -15,10 +15,8 @@ import { useOriginScroll } from './composables/useOriginScroll'
import { useScrollPlacement } from './composables/useScrollPlacement'
import { useScrollState } from './composables/useScrollState'
import { useScrollTo } from './composables/useScrollTo'
import { useScrollVisible } from './composables/useScrollVisible'
import Holder from './contents/Holder'
import Item from './contents/Item'
import ScrollBar from './contents/ScrollBar'
import { virtualScrollToken } from './token'
import { virtualListProps } from './types'

Expand All @@ -34,7 +32,6 @@ export default defineComponent({
const fillerRef = ref<HTMLElement>()

const [scrollTop, changeScrollTop] = useState(0)
const [scrollMoving, changeScrollMoving] = useState(false)
const { scrollHeight, scrollOffset, startIndex, endIndex } = useScrollState(
props,
fillerRef,
Expand All @@ -44,7 +41,7 @@ export default defineComponent({
heightsUpdateMark,
heights,
)
const { scrollVisible, setScrollVisible } = useScrollVisible(props, scrollHeight)

const { scrolledTop, scrolledBottom, syncScrollTop } = useScrollPlacement(
props,
holderRef,
Expand All @@ -64,47 +61,16 @@ export default defineComponent({
scrollTop,
scrollHeight,
scrollOffset,
scrollVisible,
setScrollVisible,
scrollMoving,
changeScrollMoving,
syncScrollTop,
originScroll,
})

const scrollTo = useScrollTo(props, holderRef, getKey, heights, collectHeights, setScrollVisible, syncScrollTop)
const scrollTo = useScrollTo(props, holderRef, getKey, heights, collectHeights, syncScrollTop)
expose({ scrollTo })

const mergedData = computed(() => props.dataSource.slice(startIndex.value, endIndex.value + 1))
watch(mergedData, data => callEmit(props.onScrolledChange, startIndex.value, endIndex.value, data))

let stopWatchScrollMoving: WatchStopHandle | undefined

const clearWatch = () => {
if (stopWatchScrollMoving) {
stopWatchScrollMoving()
stopWatchScrollMoving = undefined
}
}

const handleMouseEnter = () => {
clearWatch()
if (!scrollMoving.value) {
setScrollVisible(true)
}
}

const handleMouseLeave = () => {
clearWatch()
if (!scrollMoving.value) {
setScrollVisible(false)
} else {
stopWatchScrollMoving = watch(scrollMoving, () => {
setScrollVisible(false)
})
}
}

return () => {
const getKeyFn = getKey.value
const start = startIndex.value
Expand All @@ -119,14 +85,8 @@ export default defineComponent({
})

return (
<div
class="cdk-virtual-scroll"
style={{ position: 'relative' }}
onMouseenter={handleMouseEnter}
onMouseleave={handleMouseLeave}
>
<div class="cdk-virtual-scroll" style={{ position: 'relative' }}>
<Holder>{children}</Holder>
{useVirtual.value && <ScrollBar />}
</div>
)
}
Expand Down
2 changes: 0 additions & 2 deletions packages/cdk/scroll/src/virtual/composables/useScrollTo.ts
Original file line number Diff line number Diff line change
Expand Up @@ -21,15 +21,13 @@ export function useScrollTo(
getKey: ComputedRef<GetKey>,
heights: Map<VKey, number>,
collectHeight: () => void,
setScrollVisible: (visible: boolean) => void,
syncScrollTop: SyncScrollTop,
): VirtualScrollToFn {
let refId: number

return (option?: number | VirtualScrollToOptions) => {
// When not argument provided, we think dev may want to show the scrollbar
if (isNil(option)) {
setScrollVisible(true)
return
}

Expand Down
30 changes: 0 additions & 30 deletions packages/cdk/scroll/src/virtual/composables/useScrollVisible.ts

This file was deleted.

10 changes: 6 additions & 4 deletions packages/cdk/scroll/src/virtual/contents/Holder.tsx
Original file line number Diff line number Diff line change
Expand Up @@ -28,7 +28,6 @@ export default defineComponent({
scrollHeight,
scrollOffset,
scrollTop,
scrollMoving,
syncScrollTop,
originScroll,
} = inject(virtualScrollToken)!
Expand All @@ -40,17 +39,16 @@ export default defineComponent({
}
return {
[fullHeight ? 'height' : 'maxHeight']: height + 'px',
overflowY: useVirtual.value ? 'hidden' : 'auto',
overflow: 'auto',
overflowAnchor: 'none',
pointerEvents: useVirtual.value && scrollMoving.value ? 'none' : undefined,
}
})

const fillerStyle = computed<CSSProperties | undefined>(() => {
if (scrollOffset.value === undefined) {
return undefined
}
return { height: `${scrollHeight.value}px`, position: 'relative', overflow: 'hidden' }
return { height: `${scrollHeight.value}px`, position: 'relative' }
})

const contentStyle = computed<CSSProperties>(() => {
Expand Down Expand Up @@ -115,6 +113,10 @@ function useEvents(
let rafId: number

function handleWheel(evt: WheelEvent) {
if (evt.shiftKey) {
return
}

cancelRAF(rafId)

const { deltaY } = evt
Expand Down
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