Merge branch 'master' of github.com:9th-js/wcui
commit
8f77c0ed30
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@ -4,15 +4,27 @@
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* @date 2023/03/06 15:17:25
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*/
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import { nextTick, css, html, Component } from '@bd/core'
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import {
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nextTick,
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css,
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html,
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Component,
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classMap,
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outsideClick
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} from '@bd/core'
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import '../icon/index.js'
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import '../scroll/index.js'
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const ANIMATION = {
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duration: 100,
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custom: [{ transform: 'scaleY(0)' }, { transform: 'scaleY(1)' }]
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}
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class Input extends Component {
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static props = {
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readOnly: false,
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autofocus: false,
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disabled: false,
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closeable: false,
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clearable: false,
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icon: '',
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size: 'l',
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placeholder: '',
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@ -25,11 +37,16 @@ class Input extends Component {
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},
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lazy: 0 // 并发拦截时间, 单位毫秒
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}
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#list = []
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#originList = []
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#isComposing = false
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#selectIndex = -1
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#listShowing = false
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#stamp = 0
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static styles = [
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css`
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:host {
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overflow: hidden;
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position: relative;
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display: inline-flex;
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min-width: 228px;
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height: 36px;
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@ -109,25 +126,28 @@ class Input extends Component {
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.suggestion {
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overflow: hidden;
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display: none;
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position: fixed;
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z-index: 10240;
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position: absolute;
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z-index: 1;
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left: 0;
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top: 0;
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width: 200px;
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top: calc(100% + 4px);
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width: 100%;
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height: auto;
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max-height: 200px;
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min-height: 46px;
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padding: 4px 0;
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border-radius: 4px;
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background: var(--color-plain-1);
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// background: var(--color-plain-1);
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box-shadow: 0 2px 5px rgba(0, 0, 0, 0.15);
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transform-origin: top;
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// transition: transform linear 00s;
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// transform: scaleY(0);
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wc-scroll {
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max-height: 200px;
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}
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.list {
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width: 100%;
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}
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&.show {
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display: flex;
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&.hide {
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display: none;
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}
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li {
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@ -349,6 +369,11 @@ class Input extends Component {
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}
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render() {
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let classes = classMap({
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suggestion: true,
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hide: !this.#list.length
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})
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return html`
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<div class="label">
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<slot class="prepend" name="prepend"></slot>
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@ -356,7 +381,10 @@ class Input extends Component {
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ref="input"
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@input=${this.onInput}
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@change=${this.onChange}
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@compositionstart=${this.onCompositionstart}
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@compositionend=${this.onCompositionend}
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@keydown=${this.onKeyDown}
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@focus=${this.onFocus}
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placeholder=${this.placeholder}
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maxlength=${this.maxlength}
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minlength=${this.minlength}
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@ -365,26 +393,129 @@ class Input extends Component {
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autofocus=${this.autofocus}
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:value=${this.value}
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/>
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${this.closeable && this.value ? this.renderClose() : ''}
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${this.clearable && this.value ? this.renderClose() : ''}
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${this.icon
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? html`<wc-icon class="icon" name=${this.icon} />`
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: html`<slot class="append" name="append" />`}
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<div class=${classes} ref="suggestion" #animation=${ANIMATION}>
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<wc-scroll ref="scroller">
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<ul class="list" @click=${this.onClick} ref="list">
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${this.#list.map(
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(li, idx) =>
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html`<li
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focus=${this.#selectIndex === idx ? true : null}
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index=${idx}
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>
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${li.value}
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</li>`
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)}
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</ul>
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</wc-scroll>
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</div>
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</div>
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`
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}
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onCompositionstart() {
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this.#isComposing = true
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}
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onCompositionend() {
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this.#isComposing = false
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this.filterSuggestList()
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}
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filterSuggestList() {
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if (!this.#originList.length) {
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return
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}
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if (!this.value) {
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this.#list = this.#originList
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} else {
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this.#list = this.#originList.filter(li =>
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li.value.startsWith(this.value)
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)
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}
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if (!this.#listShowing) {
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this.#listShowing = true
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this.$refs.suggestion.$animate()
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}
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this.$requestUpdate()
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}
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onInput(e) {
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let { lazy } = this
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this.value = e.currentTarget.value
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if (lazy && Date.now() - this.#stamp < lazy) {
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return
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}
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this.#stamp = Date.now()
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if (!this.#isComposing) {
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this.filterSuggestList()
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this.$emit('fetch-suggest', {
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value: this.value,
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send: list => {
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this.#originList = this.#list = list
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this.$requestUpdate()
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}
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})
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}
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}
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onClick(e) {
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let index = e.target.getAttribute('index')
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this.value = this.#list[index].value
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this.#list = [this.#list[index]]
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this.$refs.suggestion.$animate(true)
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this.#listShowing = false
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}
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onClickClose() {
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this.$refs.input.value = ''
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this.value = ''
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if (this.#originList.length) {
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this.filterSuggestList()
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}
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}
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onChange() {
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this.$emit('change')
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}
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onKeyDown(e) {
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let { lazy, minlength, value } = this
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if (e.keyCode === 13) {
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this.$emit('submit')
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e.preventDefault()
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if (this.#selectIndex > -1 && this.#listShowing) {
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this.value = this.#list[this.#selectIndex].value
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this.#list = [this.#list[this.#selectIndex]]
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this.#selectIndex = 0
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this.$requestUpdate()
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this.$refs.suggestion.$animate(true)
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this.#listShowing = false
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return this.$emit('select') //输入建议存在,则第1次回车的时候, 不触发提交
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}
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if (lazy && Date.now() - this.#stamp < lazy) {
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return
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}
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this.#stamp = Date.now()
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if (minlength && value.length < minlength) {
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return
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}
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return this.$emit('submit')
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}
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if (e.keyCode === 38 || e.keyCode === 40) {
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e.preventDefault()
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let step = e.keyCode === 38 ? -1 : 1
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this.#selectIndex += step
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if (this.#selectIndex < 0) {
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this.#selectIndex = 0
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}
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if (this.#selectIndex > this.#list.length - 1) {
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this.#selectIndex = this.#list.length - 1
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}
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let target = this.$refs.list.children[this.#selectIndex]
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this.$refs.scroller.scrollTop = target.offsetTop - 150
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this.$requestUpdate()
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}
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}
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onFocus() {
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if (!this.#listShowing) {
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this.#listShowing = true
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this.$refs.suggestion.$animate()
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}
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}
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mounted() {
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@ -392,6 +523,10 @@ class Input extends Component {
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// 火狐浏览器需要手动focus()才能聚焦成功
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nextTick(_ => this.$refs.input.focus())
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}
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outsideClick(this, () => {
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this.#listShowing = false
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this.$refs.suggestion.$animate(true)
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})
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}
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}
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