111 lines
3.4 KiB
Vue
111 lines
3.4 KiB
Vue
<template>
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<div class="p-accordion p-component">
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<slot></slot>
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<div v-for="(tab, i) of tabs" :key="tab.header || i" class="p-accordion-tab">
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<div :class="['p-accordion-header', {'p-highlight': tab.d_active, 'p-disabled': tab.disabled}]">
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<a role="tab" @click="onTabClick($event, tab)" @keydown="onTabKeydown($event, tab)" :tabindex="tab.disabled ? null : '0'"
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:aria-expanded="tab.d_active" :id="ariaId + i + '_header'" :aria-controls="ariaId + i + '_content'">
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<span :class="['p-accordion-toggle-icon pi', {'pi-caret-right': !tab.d_active, 'pi-caret-down': tab.d_active}]"></span>
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<span class="p-accordion-header-text" v-if="tab.header">{{tab.header}}</span>
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<AccordionTabSlot :tab="tab" type="header" v-if="tab.$scopedSlots.header" />
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</a>
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</div>
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<transition name="p-toggleable-content">
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<div class="p-toggleable-content" v-show="tab.d_active"
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role="region" :id="ariaId + i + '_content' " :aria-labelledby="ariaId + i + '_header'">
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<div class="p-accordion-content">
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<AccordionTabSlot :tab="tab" type="default" v-if="tab.$scopedSlots.default" />
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</div>
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</div>
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</transition>
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</div>
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</div>
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</template>
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<script>
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import UniqueComponentId from '../utils/UniqueComponentId';
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const AccordionTabSlot = {
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functional: true,
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props: {
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tab: {
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type: null,
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default: null
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},
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type: {
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type: String,
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default: null
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}
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},
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render(createElement, context) {
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return [context.props.tab.$scopedSlots[context.props.type]()];
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}
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};
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export default {
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props: {
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multiple: Boolean
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},
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data() {
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return {
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d_children: []
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};
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},
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mounted() {
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this.d_children = this.$children;
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},
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methods: {
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onTabClick(event, tab) {
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if (!tab.disabled) {
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if (!this.multiple && !tab.d_active) {
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this.tabs.forEach(tab => tab.d_active = false);
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}
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const newActiveState = !tab.d_active;
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tab.d_active = newActiveState;
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tab.$emit('update:active', newActiveState);
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let eventName = newActiveState ? 'tab-open' : 'tab-close';
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this.$emit(eventName, {
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originalEvent: event,
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tab: tab
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});
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}
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},
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onTabKeydown(event, tab) {
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if (event.which === 13) {
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this.onTabClick(event, tab);
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}
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},
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isSelected(index) {
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return this.props.multiple ? (this.d_activeTabIndex && this.d_activeTabIndex.indexOf(index) >= 0) : this.d_activeTabIndex === index;
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}
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},
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computed: {
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tabs() {
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return this.d_children.filter(child => child.$vnode.tag.indexOf('accordiontab') !== -1);
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},
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ariaId() {
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return UniqueComponentId();
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}
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},
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components: {
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'AccordionTabSlot': AccordionTabSlot
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}
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}
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</script>
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<style>
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.p-accordion-header a {
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cursor: pointer;
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display: flex;
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align-items: center;
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}
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.p-accordion-header.p-disabled a {
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cursor: default;
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}
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.p-accordion-header-text {
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line-height: 1;
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}
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</style> |