95 lines
2.7 KiB
JavaScript
95 lines
2.7 KiB
JavaScript
import Vue from 'vue'
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import './tab_switcher.scss'
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export default Vue.component('tab-switcher', {
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name: 'TabSwitcher',
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props: ['renderOnlyFocused', 'onSwitch', 'customActive'],
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data () {
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return {
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active: this.$slots.default.findIndex(_ => _.tag)
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}
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},
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beforeUpdate () {
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const currentSlot = this.$slots.default[this.active]
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if (!currentSlot.tag) {
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this.active = this.$slots.default.findIndex(_ => _.tag)
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}
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},
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methods: {
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activateTab (index, dataset) {
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return () => {
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if (typeof this.onSwitch === 'function') {
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this.onSwitch.call(null, index, this.$slots.default[index].elm.dataset)
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}
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this.active = index
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}
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},
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isActiveTab (index) {
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const customActiveIndex = this.$slots.default.findIndex(slot => {
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const dataFilter = slot.data && slot.data.attrs && slot.data.attrs['data-filter']
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return this.customActive && this.customActive === dataFilter
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})
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return customActiveIndex > -1 ? customActiveIndex === index : index === this.active
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}
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},
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render (h) {
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const tabs = this.$slots.default
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.map((slot, index) => {
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if (!slot.tag) return
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const classesTab = ['tab']
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const classesWrapper = ['tab-wrapper']
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if (this.isActiveTab(index)) {
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classesTab.push('active')
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classesWrapper.push('active')
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}
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if (slot.data.attrs.image) {
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return (
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<div class={ classesWrapper.join(' ')}>
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<button
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disabled={slot.data.attrs.disabled}
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onClick={this.activateTab(index)}
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class={classesTab.join(' ')}>
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<img src={slot.data.attrs.image} title={slot.data.attrs['image-tooltip']}/>
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{slot.data.attrs.label ? '' : slot.data.attrs.label}
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</button>
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</div>
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)
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}
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return (
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<div class={ classesWrapper.join(' ')}>
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<button
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disabled={slot.data.attrs.disabled}
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onClick={this.activateTab(index)}
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class={classesTab.join(' ')}>
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{slot.data.attrs.label}</button>
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</div>
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)
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})
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const contents = this.$slots.default.map((slot, index) => {
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if (!slot.tag) return
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const active = index === this.active
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if (this.renderOnlyFocused) {
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return active
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? <div class="active">{slot}</div>
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: <div class="hidden"></div>
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}
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return <div class={active ? 'active' : 'hidden' }>{slot}</div>
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})
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return (
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<div class="tab-switcher">
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<div class="tabs">
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{tabs}
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</div>
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<div class="contents">
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{contents}
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</div>
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</div>
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)
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}
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})
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