bootstrap-vue/src/components/table/thead.js

BootstrapVue, with over 40 plugins and more than 80 custom components, custom directives, and over 300 icons, provides one of the most comprehensive implementations of Bootstrap v4 components and grid system for Vue.js. With extensive and automated WAI-AR

import Vue from '../../utils/vue'
import normalizeSlotMixin from '../../mixins/normalize-slot'

export const props = {
  headVariant: {
    // Also sniffed by <b-tr> / <b-td> / <b-th>
    type: String, // supported values: 'lite', 'dark', or null
    default: null
  }
}

// @vue/component
export const BThead = /*#__PURE__*/ Vue.extend({
  name: 'BThead',
  mixins: [normalizeSlotMixin],
  inheritAttrs: false,
  provide() {
    return {
      bvTableRowGroup: this
    }
  },
  inject: {
    bvTable: {
      // Sniffed by <b-tr> / <b-td> / <b-th>
      default() /* istanbul ignore next */ {
        return {}
      }
    }
  },
  props,
  computed: {
    isThead() {
      // Sniffed by <b-tr> / <b-td> / <b-th>
      return true
    },
    isDark() {
      // Sniffed by <b-tr> / <b-td> / <b-th>
      return this.bvTable.dark
    },
    isStacked() {
      // Sniffed by <b-tr> / <b-td> / <b-th>
      return this.bvTable.isStacked
    },
    isResponsive() {
      // Sniffed by <b-tr> / <b-td> / <b-th>
      return this.bvTable.isResponsive
    },
    isStickyHeader() {
      // Sniffed by <b-tr> / <b-td> / <b-th>
      // Needed to handle header background classes, due to lack of
      // background color inheritance with Bootstrap v4 table CSS
      // Sticky headers only apply to cells in table `thead`
      return !this.isStacked && this.bvTable.stickyHeader
    },
    hasStickyHeader() {
      // Sniffed by <b-tr> / <b-td> / <b-th>
      // Needed to handle header background classes, due to lack of
      // background color inheritance with Bootstrap v4 table CSS
      return !this.isStacked && this.bvTable.stickyHeader
    },
    tableVariant() {
      // Sniffed by <b-tr> / <b-td> / <b-th>
      return this.bvTable.tableVariant
    },
    theadClasses() {
      return [this.headVariant ? `thead-${this.headVariant}` : null]
    },
    theadAttrs() {
      return { role: 'rowgroup', ...this.$attrs }
    }
  },
  render(h) {
    return h(
      'thead',
      {
        class: this.theadClasses,
        attrs: this.theadAttrs,
        // Pass down any native listeners
        on: this.$listeners
      },
      this.normalizeSlot('default', {})
    )
  }
})