63 lines
1.4 KiB
Vue
63 lines
1.4 KiB
Vue
<template>
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<button type="button" @click="show = true">
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<slot />
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<portal v-if="show" to="dropdown">
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<div>
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<div style="position: fixed; top: 0; right: 0; left: 0; bottom: 0; z-index: 99998; background: black; opacity: .2" @click="show = false" />
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<div ref="dropdown" style="position: absolute; z-index: 99999;" @click.stop="show = autoClose ? false : true">
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<slot name="dropdown" />
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</div>
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</div>
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</portal>
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</button>
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</template>
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<script>
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import Popper from 'popper.js'
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export default {
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props: {
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placement: {
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type: String,
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default: 'bottom-end',
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},
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boundary: {
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type: String,
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default: 'scrollParent',
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},
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autoClose: {
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type: Boolean,
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default: true,
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},
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},
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data() {
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return {
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show: false,
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}
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},
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watch: {
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show(show) {
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if (show) {
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this.$nextTick(() => {
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this.popper = new Popper(this.$el, this.$refs.dropdown, {
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placement: this.placement,
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modifiers: {
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preventOverflow: { boundariesElement: this.boundary },
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},
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})
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})
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} else if (this.popper) {
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setTimeout(() => this.popper.destroy(), 100)
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}
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},
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},
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mounted() {
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document.addEventListener('keydown', e => {
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if (e.keyCode === 27) {
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this.show = false
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}
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})
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},
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}
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</script>
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