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[improvement] IndexBar: add class for active index (#3692)

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neverland 2019-06-29 11:48:56 +08:00 committed by GitHub
parent abe3e59bed
commit 8a1a186dac
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 16 additions and 10 deletions
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24
src/index-bar/index.js
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@ -152,6 +152,20 @@ export default createComponent({
},
render(h) {
const Indexes = this.indexList.map(index => {
const active = index === this.activeAnchorIndex;
return (
<span
class={bem('index', { active })}
style={active ? this.highlightStyle : null}
data-index={index}
>
{index}
</span>
);
});
return (
<div class={bem()}>
<div
@ -163,15 +177,7 @@ export default createComponent({
onTouchend={this.onTouchEnd}
onTouchcancel={this.onTouchEnd}
>
{this.indexList.map(index => (
<span
class={bem('index')}
style={index === this.activeAnchorIndex ? this.highlightStyle : null}
data-index={index}
>
{index}
</span>
))}
{Indexes}
</div>
{this.slots('default')}
</div>

2
src/index-bar/test/__snapshots__/index.spec.js.snap
View File

@ -32,7 +32,7 @@ exports[`scroll and update active anchor 1`] = `
exports[`scroll and update active anchor 2`] = `
<div class="van-index-bar">
<div class="van-index-bar__sidebar" style="z-index: 1;"><span data-index="A" class="van-index-bar__index">A</span><span data-index="B" class="van-index-bar__index" style="color: rgb(7, 193, 96);">B</span><span data-index="C" class="van-index-bar__index">C</span><span data-index="D" class="van-index-bar__index">D</span><span data-index="E" class="van-index-bar__index">E</span><span data-index="F" class="van-index-bar__index">F</span><span data-index="G" class="van-index-bar__index">G</span><span data-index="H" class="van-index-bar__index">H</span><span data-index="I" class="van-index-bar__index">I</span><span data-index="J" class="van-index-bar__index">J</span><span data-index="K" class="van-index-bar__index">K</span><span data-index="L" class="van-index-bar__index">L</span><span data-index="M" class="van-index-bar__index">M</span><span data-index="N" class="van-index-bar__index">N</span><span data-index="O" class="van-index-bar__index">O</span><span data-index="P" class="van-index-bar__index">P</span><span data-index="Q" class="van-index-bar__index">Q</span><span data-index="R" class="van-index-bar__index">R</span><span data-index="S" class="van-index-bar__index">S</span><span data-index="T" class="van-index-bar__index">T</span><span data-index="U" class="van-index-bar__index">U</span><span data-index="V" class="van-index-bar__index">V</span><span data-index="W" class="van-index-bar__index">W</span><span data-index="X" class="van-index-bar__index">X</span><span data-index="Y" class="van-index-bar__index">Y</span><span data-index="Z" class="van-index-bar__index">Z</span></div>
<div class="van-index-bar__sidebar" style="z-index: 1;"><span data-index="A" class="van-index-bar__index">A</span><span data-index="B" class="van-index-bar__index van-index-bar__index--active" style="color: rgb(7, 193, 96);">B</span><span data-index="C" class="van-index-bar__index">C</span><span data-index="D" class="van-index-bar__index">D</span><span data-index="E" class="van-index-bar__index">E</span><span data-index="F" class="van-index-bar__index">F</span><span data-index="G" class="van-index-bar__index">G</span><span data-index="H" class="van-index-bar__index">H</span><span data-index="I" class="van-index-bar__index">I</span><span data-index="J" class="van-index-bar__index">J</span><span data-index="K" class="van-index-bar__index">K</span><span data-index="L" class="van-index-bar__index">L</span><span data-index="M" class="van-index-bar__index">M</span><span data-index="N" class="van-index-bar__index">N</span><span data-index="O" class="van-index-bar__index">O</span><span data-index="P" class="van-index-bar__index">P</span><span data-index="Q" class="van-index-bar__index">Q</span><span data-index="R" class="van-index-bar__index">R</span><span data-index="S" class="van-index-bar__index">S</span><span data-index="T" class="van-index-bar__index">T</span><span data-index="U" class="van-index-bar__index">U</span><span data-index="V" class="van-index-bar__index">V</span><span data-index="W" class="van-index-bar__index">W</span><span data-index="X" class="van-index-bar__index">X</span><span data-index="Y" class="van-index-bar__index">Y</span><span data-index="Z" class="van-index-bar__index">Z</span></div>
<div data-index="0" style="height: 10px;">
<div class="van-index-anchor van-index-anchor--sticky van-hairline--bottom" style="transform: translate3d(0, 0px, 0); color: rgb(7, 193, 96); z-index: 1;">1</div>
</div>