jtBaseApp/node_modules/@esri/calcite-components/dist/collection/components/tab-nav/tab-nav.js

/*!
 * All material copyright ESRI, All Rights Reserved, unless otherwise specified.
 * See https://github.com/Esri/calcite-components/blob/master/LICENSE.md for details.
 * v1.0.0-beta.97
 */
import { h, Host } from "@stencil/core";
import { getElementDir, filterDirectChildren } from "../../utils/dom";
import { createObserver } from "../../utils/observers";
/**
 * @slot - A slot for adding `calcite-tab-title`s.
 */
export class TabNav {
  constructor() {
    /**
     * @internal
     */
    this.scale = "m";
    /**
     * @internal
     */
    this.layout = "inline";
    /**
     * @internal
     */
    this.position = "bottom";
    /**
     * @internal
     */
    this.bordered = false;
    this.animationActiveDuration = 0.3;
    this.resizeObserver = createObserver("resize", () => {
      // remove active indicator transition duration during resize to prevent wobble
      this.activeIndicatorEl.style.transitionDuration = "0s";
      this.updateActiveWidth();
      this.updateOffsetPosition();
    });
    //--------------------------------------------------------------------------
    //
    //  Private Methods
    //
    //--------------------------------------------------------------------------
    this.handleContainerScroll = () => {
      // remove active indicator transition duration while container is scrolling to prevent wobble
      this.activeIndicatorEl.style.transitionDuration = "0s";
      this.updateOffsetPosition();
    };
  }
  async selectedTabChanged() {
    if (localStorage &&
      this.storageId &&
      this.selectedTab !== undefined &&
      this.selectedTab !== null) {
      localStorage.setItem(`calcite-tab-nav-${this.storageId}`, JSON.stringify(this.selectedTab));
    }
    this.calciteInternalTabChange.emit({
      tab: this.selectedTab
    });
    this.selectedTabEl = await this.getTabTitleById(this.selectedTab);
  }
  selectedTabElChanged() {
    this.updateOffsetPosition();
    this.updateActiveWidth();
    // reset the animation time on tab selection
    this.activeIndicatorEl.style.transitionDuration = `${this.animationActiveDuration}s`;
  }
  //--------------------------------------------------------------------------
  //
  //  Lifecycle
  //
  //--------------------------------------------------------------------------
  connectedCallback() {
    var _a;
    this.parentTabsEl = this.el.closest("calcite-tabs");
    (_a = this.resizeObserver) === null || _a === void 0 ? void 0 : _a.observe(this.el);
  }
  disconnectedCallback() {
    var _a;
    (_a = this.resizeObserver) === null || _a === void 0 ? void 0 : _a.disconnect();
  }
  componentWillLoad() {
    const storageKey = `calcite-tab-nav-${this.storageId}`;
    if (localStorage && this.storageId && localStorage.getItem(storageKey)) {
      const storedTab = JSON.parse(localStorage.getItem(storageKey));
      this.selectedTab = storedTab;
    }
  }
  componentWillRender() {
    const { parentTabsEl } = this;
    this.layout = parentTabsEl === null || parentTabsEl === void 0 ? void 0 : parentTabsEl.layout;
    this.position = parentTabsEl === null || parentTabsEl === void 0 ? void 0 : parentTabsEl.position;
    this.scale = parentTabsEl === null || parentTabsEl === void 0 ? void 0 : parentTabsEl.scale;
    this.bordered = parentTabsEl === null || parentTabsEl === void 0 ? void 0 : parentTabsEl.bordered;
    // fix issue with active tab-title not lining up with blue indicator
    if (this.selectedTabEl) {
      this.updateOffsetPosition();
    }
  }
  componentDidRender() {
    // if every tab title is active select the first tab.
    if (this.tabTitles.length &&
      this.tabTitles.every((title) => !title.active) &&
      !this.selectedTab) {
      this.tabTitles[0].getTabIdentifier().then((tab) => {
        this.calciteInternalTabChange.emit({
          tab
        });
      });
    }
  }
  render() {
    const dir = getElementDir(this.el);
    const width = `${this.indicatorWidth}px`;
    const offset = `${this.indicatorOffset}px`;
    const indicatorStyle = dir !== "rtl" ? { width, left: offset } : { width, right: offset };
    return (h(Host, { role: "tablist" }, h("div", { class: "tab-nav", onScroll: this.handleContainerScroll, ref: (el) => (this.tabNavEl = el) }, h("div", { class: "tab-nav-active-indicator-container", ref: (el) => (this.activeIndicatorContainerEl = el) }, h("div", { class: "tab-nav-active-indicator", ref: (el) => (this.activeIndicatorEl = el), style: indicatorStyle })), h("slot", null))));
  }
  //--------------------------------------------------------------------------
  //
  //  Event Listeners
  //
  //--------------------------------------------------------------------------
  focusPreviousTabHandler(event) {
    const currentIndex = this.getIndexOfTabTitle(event.target, this.enabledTabTitles);
    const previousTab = this.enabledTabTitles[currentIndex - 1] ||
      this.enabledTabTitles[this.enabledTabTitles.length - 1];
    previousTab === null || previousTab === void 0 ? void 0 : previousTab.focus();
    event.stopPropagation();
    event.preventDefault();
  }
  focusNextTabHandler(event) {
    const currentIndex = this.getIndexOfTabTitle(event.target, this.enabledTabTitles);
    const nextTab = this.enabledTabTitles[currentIndex + 1] || this.enabledTabTitles[0];
    nextTab === null || nextTab === void 0 ? void 0 : nextTab.focus();
    event.stopPropagation();
    event.preventDefault();
  }
  internalActivateTabHandler(event) {
    this.selectedTab = event.detail.tab
      ? event.detail.tab
      : this.getIndexOfTabTitle(event.target);
    event.stopPropagation();
    event.preventDefault();
  }
  activateTabHandler(event) {
    this.calciteTabChange.emit({
      tab: this.selectedTab
    });
    event.stopPropagation();
    event.preventDefault();
  }
  /**
   * Check for active tabs on register and update selected
   *
   * @param event
   */
  updateTabTitles(event) {
    if (event.target.active) {
      this.selectedTab = event.detail;
    }
  }
  globalInternalTabChangeHandler(event) {
    if (this.syncId &&
      event.target !== this.el &&
      event.target.syncId === this.syncId &&
      this.selectedTab !== event.detail.tab) {
      this.selectedTab = event.detail.tab;
    }
    event.stopPropagation();
  }
  iconStartChangeHandler() {
    this.updateActiveWidth();
  }
  updateOffsetPosition() {
    var _a, _b, _c, _d, _e;
    const dir = getElementDir(this.el);
    const navWidth = (_a = this.activeIndicatorContainerEl) === null || _a === void 0 ? void 0 : _a.offsetWidth;
    const tabLeft = (_b = this.selectedTabEl) === null || _b === void 0 ? void 0 : _b.offsetLeft;
    const tabWidth = (_c = this.selectedTabEl) === null || _c === void 0 ? void 0 : _c.offsetWidth;
    const offsetRight = navWidth - (tabLeft + tabWidth);
    this.indicatorOffset =
      dir !== "rtl" ? tabLeft - ((_d = this.tabNavEl) === null || _d === void 0 ? void 0 : _d.scrollLeft) : offsetRight + ((_e = this.tabNavEl) === null || _e === void 0 ? void 0 : _e.scrollLeft);
  }
  updateActiveWidth() {
    var _a;
    this.indicatorWidth = (_a = this.selectedTabEl) === null || _a === void 0 ? void 0 : _a.offsetWidth;
  }
  getIndexOfTabTitle(el, tabTitles = this.tabTitles) {
    // In most cases, since these indexes correlate with tab contents, we want to consider all tab titles.
    // However, when doing relative index operations, it makes sense to pass in this.enabledTabTitles as the 2nd arg.
    return tabTitles.indexOf(el);
  }
  async getTabTitleById(id) {
    return Promise.all(this.tabTitles.map((el) => el.getTabIdentifier())).then((ids) => {
      return this.tabTitles[ids.indexOf(id)];
    });
  }
  get tabTitles() {
    return filterDirectChildren(this.el, "calcite-tab-title");
  }
  get enabledTabTitles() {
    return filterDirectChildren(this.el, "calcite-tab-title:not([disabled])");
  }
  static get is() { return "calcite-tab-nav"; }
  static get encapsulation() { return "shadow"; }
  static get originalStyleUrls() {
    return {
      "$": ["tab-nav.scss"]
    };
  }
  static get styleUrls() {
    return {
      "$": ["tab-nav.css"]
    };
  }
  static get properties() {
    return {
      "storageId": {
        "type": "string",
        "mutable": false,
        "complexType": {
          "original": "string",
          "resolved": "string",
          "references": {}
        },
        "required": false,
        "optional": false,
        "docs": {
          "tags": [],
          "text": "Specifies the name when saving selected `calcite-tab` data to `localStorage`."
        },
        "attribute": "storage-id",
        "reflect": true
      },
      "syncId": {
        "type": "string",
        "mutable": false,
        "complexType": {
          "original": "string",
          "resolved": "string",
          "references": {}
        },
        "required": false,
        "optional": false,
        "docs": {
          "tags": [],
          "text": "Specifies text to update multiple components to keep in sync if one changes."
        },
        "attribute": "sync-id",
        "reflect": true
      },
      "scale": {
        "type": "string",
        "mutable": true,
        "complexType": {
          "original": "Scale",
          "resolved": "\"l\" | \"m\" | \"s\"",
          "references": {
            "Scale": {
              "location": "import",
              "path": "../interfaces"
            }
          }
        },
        "required": false,
        "optional": false,
        "docs": {
          "tags": [{
              "name": "internal",
              "text": undefined
            }],
          "text": ""
        },
        "attribute": "scale",
        "reflect": true,
        "defaultValue": "\"m\""
      },
      "layout": {
        "type": "string",
        "mutable": true,
        "complexType": {
          "original": "TabLayout",
          "resolved": "\"center\" | \"inline\"",
          "references": {
            "TabLayout": {
              "location": "import",
              "path": "../tabs/interfaces"
            }
          }
        },
        "required": false,
        "optional": false,
        "docs": {
          "tags": [{
              "name": "internal",
              "text": undefined
            }],
          "text": ""
        },
        "attribute": "layout",
        "reflect": true,
        "defaultValue": "\"inline\""
      },
      "position": {
        "type": "string",
        "mutable": true,
        "complexType": {
          "original": "TabPosition",
          "resolved": "\"above\" | \"below\" | \"bottom\" | \"top\"",
          "references": {
            "TabPosition": {
              "location": "import",
              "path": "../tabs/interfaces"
            }
          }
        },
        "required": false,
        "optional": false,
        "docs": {
          "tags": [{
              "name": "internal",
              "text": undefined
            }],
          "text": ""
        },
        "attribute": "position",
        "reflect": true,
        "defaultValue": "\"bottom\""
      },
      "bordered": {
        "type": "boolean",
        "mutable": true,
        "complexType": {
          "original": "boolean",
          "resolved": "boolean",
          "references": {}
        },
        "required": false,
        "optional": false,
        "docs": {
          "tags": [{
              "name": "internal",
              "text": undefined
            }],
          "text": ""
        },
        "attribute": "bordered",
        "reflect": true,
        "defaultValue": "false"
      },
      "indicatorOffset": {
        "type": "number",
        "mutable": true,
        "complexType": {
          "original": "number",
          "resolved": "number",
          "references": {}
        },
        "required": false,
        "optional": false,
        "docs": {
          "tags": [{
              "name": "internal",
              "text": undefined
            }],
          "text": ""
        },
        "attribute": "indicator-offset",
        "reflect": false
      },
      "indicatorWidth": {
        "type": "number",
        "mutable": true,
        "complexType": {
          "original": "number",
          "resolved": "number",
          "references": {}
        },
        "required": false,
        "optional": false,
        "docs": {
          "tags": [{
              "name": "internal",
              "text": undefined
            }],
          "text": ""
        },
        "attribute": "indicator-width",
        "reflect": false
      }
    };
  }
  static get states() {
    return {
      "selectedTab": {},
      "selectedTabEl": {}
    };
  }
  static get events() {
    return [{
        "method": "calciteTabChange",
        "name": "calciteTabChange",
        "bubbles": true,
        "cancelable": false,
        "composed": true,
        "docs": {
          "tags": [{
              "name": "see",
              "text": "[TabChangeEventDetail](https://github.com/Esri/calcite-components/blob/master/src/components/tab/interfaces.ts#L1)"
            }],
          "text": "Emits when the selected `calcite-tab` changes."
        },
        "complexType": {
          "original": "TabChangeEventDetail",
          "resolved": "TabChangeEventDetail",
          "references": {
            "TabChangeEventDetail": {
              "location": "import",
              "path": "../tab/interfaces"
            }
          }
        }
      }, {
        "method": "calciteInternalTabChange",
        "name": "calciteInternalTabChange",
        "bubbles": true,
        "cancelable": false,
        "composed": true,
        "docs": {
          "tags": [{
              "name": "internal",
              "text": undefined
            }],
          "text": ""
        },
        "complexType": {
          "original": "TabChangeEventDetail",
          "resolved": "TabChangeEventDetail",
          "references": {
            "TabChangeEventDetail": {
              "location": "import",
              "path": "../tab/interfaces"
            }
          }
        }
      }];
  }
  static get elementRef() { return "el"; }
  static get watchers() {
    return [{
        "propName": "selectedTab",
        "methodName": "selectedTabChanged"
      }, {
        "propName": "selectedTabEl",
        "methodName": "selectedTabElChanged"
      }];
  }
  static get listeners() {
    return [{
        "name": "calciteInternalTabsFocusPrevious",
        "method": "focusPreviousTabHandler",
        "target": undefined,
        "capture": false,
        "passive": false
      }, {
        "name": "calciteInternalTabsFocusNext",
        "method": "focusNextTabHandler",
        "target": undefined,
        "capture": false,
        "passive": false
      }, {
        "name": "calciteInternalTabsActivate",
        "method": "internalActivateTabHandler",
        "target": undefined,
        "capture": false,
        "passive": false
      }, {
        "name": "calciteTabsActivate",
        "method": "activateTabHandler",
        "target": undefined,
        "capture": false,
        "passive": false
      }, {
        "name": "calciteInternalTabTitleRegister",
        "method": "updateTabTitles",
        "target": undefined,
        "capture": false,
        "passive": false
      }, {
        "name": "calciteInternalTabChange",
        "method": "globalInternalTabChangeHandler",
        "target": "body",
        "capture": false,
        "passive": false
      }, {
        "name": "calciteInternalTabIconChanged",
        "method": "iconStartChangeHandler",
        "target": undefined,
        "capture": false,
        "passive": false
      }];
  }
}