@dialpad/dialtone

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Dialpad's Dialtone design system monorepo

dialtone.dialpad.com

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{"version":3,"file":"tab-group.cjs","sources":["../../../components/tab/tab_group.vue"],"sourcesContent":["<template>\n <div\n data-qa=\"dt-tab-group\"\n >\n \n <div\n ref=\"tabs\"\n :class=\"[\n 'd-tablist',\n TAB_LIST_SIZE_MODIFIERS[size],\n {\n [TAB_LIST_KIND_MODIFIERS.inverted]: inverted,\n [TAB_LIST_IMPORTANCE_MODIFIERS.borderless]: borderless,\n },\n tabListClass,\n ]\"\n v-bind=\"tabListChildProps\"\n role=\"tablist\"\n :aria-label=\"label\"\n @keyup.left=\"tabLeft\"\n @keyup.right=\"tabRight\"\n @keyup.enter=\"selectTab\"\n @keyup.space=\"selectTab\"\n @click=\"selectTab\"\n @keydown.home=\"onHomeButton\"\n @keydown.end=\"onEndButton\"\n >\n \n <slot name=\"tabs\" />\n </div>\n \n <slot />\n </div>\n</template>\n\n<script>\nimport {\n TAB_LIST_SIZES,\n TAB_LIST_KIND_MODIFIERS,\n TAB_LIST_IMPORTANCE_MODIFIERS,\n TAB_LIST_SIZE_MODIFIERS,\n} from './tabs_constants';\n\n/**\n * Tabs allow users to navigation between grouped content in different views while within the same page context.\n * @see https://dialtone.dialpad.com/components/tabs.html\n */\nexport default {\n compatConfig: { MODE: 3 },\n name: 'DtTabGroup',\n\n provide () {\n return {\n groupContext: this.provideObj,\n setFocus: this.setFocus,\n };\n },\n\n props: {\n /**\n * Identifies the tab group\n */\n label: {\n type: String,\n default: '',\n },\n\n /**\n * The id of the selected tab panel which should be displayed\n */\n selected: {\n type: String,\n default: '',\n },\n\n /**\n * If true, disables the tab group\n * @values true, false\n */\n disabled: {\n type: Boolean,\n default: false,\n },\n\n /**\n * If true, applies inverted styles to the tab group\n * @values true, false\n */\n inverted: {\n type: Boolean,\n default: false,\n },\n\n /**\n * If true, applies borderless styles to the tab group\n * @values true, false\n */\n borderless: {\n type: Boolean,\n default: false,\n },\n\n /**\n * If provided, applies size styles to the tab group\n * @values default, sm\n */\n size: {\n type: String,\n default: 'default',\n validate (size) {\n return TAB_LIST_SIZES.includes(size);\n },\n },\n\n /**\n * Pass through classes, used to customize the tab list\n */\n tabListClass: {\n type: [String, Array, Object],\n default: '',\n },\n\n /**\n * Pass through props, used to customize the tab list\n */\n tabListChildProps: {\n type: Object,\n default: () => ({}),\n },\n },\n\n emits: [\n /**\n * Change tab event with the arguments: selected id of the current tab and disabled value\n *\n * @event change\n * @type {Object}\n */\n 'change',\n\n /**\n * Before change tab event with the event argument, useful to perform validations and prevent changing tabs if neccessary.\n *\n * @event before-change\n * @type {Event}\n */\n 'before-change',\n ],\n\n data () {\n return {\n provideObj: {\n selected: '', // the currently displayed tab id\n disabled: false, // disable group\n },\n\n focusId: null,\n tabs: [],\n TAB_LIST_SIZE_MODIFIERS,\n TAB_LIST_KIND_MODIFIERS,\n TAB_LIST_IMPORTANCE_MODIFIERS,\n };\n },\n\n watch: {\n disabled: {\n immediate: true,\n handler () {\n this.provideObj.disabled = this.disabled;\n },\n },\n\n selected: {\n immediate: true,\n handler () {\n this.provideObj.selected = this.selected;\n },\n },\n },\n\n mounted () {\n this.updateSelected();\n },\n\n beforeUpdate () {\n this.updateSelected();\n },\n\n methods: {\n updateSelected () {\n /**\n * Prevent override tab selected by default\n */\n if (!this.provideObj.selected) {\n this.provideObj.selected = this.selected;\n }\n this.tabs = this.getTabChildren();\n },\n\n setFocus (focusId) {\n this.focusId = focusId;\n },\n\n getTabChildren () {\n const tabs = Array.from(this.$refs.tabs.querySelectorAll('.d-tab'));\n return tabs\n .map(el => {\n return ({\n context: el,\n panelId: el.getAttribute('aria-controls')?.replace('dt-panel-', ''),\n tabId: el.getAttribute('id')?.replace('dt-tab-', ''),\n isSelected: el.getAttribute('aria-selected') === 'true',\n });\n });\n },\n\n onChange () {\n this.$emit('change', { ...this.provideObj });\n },\n\n tabLeft () {\n const index = this.getFocusedTabIndex();\n if (index === -1) return;\n\n const indexElement = index - 1 < 0 ? this.tabs.length - 1 : index - 1;\n this.selectFocusOnTab(indexElement);\n },\n\n tabRight () {\n const index = this.getFocusedTabIndex();\n if (index === -1) return;\n\n const indexElement = index + 1 > this.tabs.length - 1 ? 0 : index + 1;\n this.selectFocusOnTab(indexElement);\n },\n\n selectFocusOnTab (index) {\n const { context } = this.tabs[index];\n context.focus();\n },\n\n selectTab (event) {\n if (this.isSameTabClicked()) return;\n\n this.$emit('before-change', event);\n if (event.defaultPrevented) return;\n\n const index = this.getFocusedTabIndex();\n\n this.selectTabByIndex(index);\n this.onChange();\n },\n\n selectTabByIndex (index) {\n const { context, panelId } = this.tabs[index];\n this.provideObj.selected = panelId;\n context.focus();\n },\n\n getFocusedTabIndex () {\n return this.tabs.findIndex((context) =>\n this.focusId ? context.tabId === `${this.focusId}` : context.isSelected);\n },\n\n onHomeButton () {\n if (this.tabs.length === 0) return;\n this.tabs[0]?.context?.focus();\n },\n\n onEndButton () {\n if (this.tabs.length === 0) return;\n this.tabs[this.tabs.length - 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