77 lines
2.2 KiB
Vue
77 lines
2.2 KiB
Vue
<template>
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<div :class="containerClass" @click="$refs.input.focus()">
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<input :name="name" type="hidden" :value="tagValue">
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<ul class="list-inline d-inline">
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<li v-for="(tag, i) in tags"
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class="list-inline-item badge badge-primary tag-item"
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@click="removeTag(i)"><span class="oi oi-tag"></span> {{ tag }} | x</li>
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</ul>
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<input :id="id"
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ref="input"
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type="text"
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class="tag-input"
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v-model="buffer"
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@keydown="onKeyDown">
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</div>
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</template>
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<script lang="ts">
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import {Vue, Component, Prop} from "vue-property-decorator";
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@Component
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export default class TagInput extends Vue {
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@Prop(String) readonly id!: string;
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@Prop(String) readonly name!: string;
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@Prop(String) readonly value!: string;
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@Prop(Boolean) readonly isInvalid!: boolean;
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tags: string[] = this.value.trim() !== "" ? this.value.trim().split(" ") : [];
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buffer: string = "";
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onKeyDown(event: KeyboardEvent) {
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if (this.buffer.trim() !== "") {
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switch (event.key) {
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case 'Tab':
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case 'Enter':
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case ' ':
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if ((event as any).isComposing !== true) {
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this.tags.push(this.buffer);
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this.buffer = "";
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}
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event.preventDefault();
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break;
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}
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} else if (event.key === "Enter") {
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// 誤爆防止
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event.preventDefault();
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}
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}
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removeTag(index: number) {
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this.tags.splice(index, 1);
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}
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get containerClass(): object {
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return {
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"form-control": true,
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"h-auto": true,
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"is-invalid": this.isInvalid
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};
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}
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get tagValue(): string {
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return this.tags.join(" ");
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}
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}
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</script>
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<style lang="scss" scoped>
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.tag-item {
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cursor: pointer;
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}
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.tag-input {
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border: 0;
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outline: 0;
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}
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</style> |