@esri/calcite-components
Version:
Web Components for Esri's Calcite Design System.
195 lines (194 loc) • 6.11 kB
JavaScript
import { Component, Element, Event, Prop, h } from "@stencil/core";
import { getElementDir } from "../../utils/dom";
import { CSS_UTILITY } from "../../utils/resources";
import { CSS, ICONS, TEXT } from "./resources";
import { guid } from "../../utils/guid";
/**
* @slot - A slot for adding content to the block section.
*/
export class CalciteBlockSection {
constructor() {
/**
* When true, the block's section content will be displayed.
*/
this.open = false;
/**
* This property determines the look of the section toggle.
* If the value is "switch", a toggle-switch will be displayed.
* If the value is "button", a clickable header is displayed.
*
* @todo revisit doc
*/
this.toggleDisplay = "button";
this.guid = `calcite-block-section-${guid()}`;
this.toggleSection = () => {
this.open = !this.open;
this.calciteBlockSectionToggle.emit();
};
}
// --------------------------------------------------------------------------
//
// Private Methods
//
// --------------------------------------------------------------------------
handleHeaderLabelKeyDown(event) {
if (event.key === " " || event.key === "Enter") {
event.preventDefault();
event.stopPropagation();
this.click();
}
}
// --------------------------------------------------------------------------
//
// Render Methods
//
// --------------------------------------------------------------------------
render() {
const { el, guid: id, intlCollapse, intlExpand, open, text, toggleDisplay } = this;
const dir = getElementDir(el);
const arrowIcon = open
? ICONS.menuOpen
: dir === "rtl"
? ICONS.menuClosedLeft
: ICONS.menuClosedRight;
const toggleLabel = open ? intlCollapse || TEXT.collapse : intlExpand || TEXT.expand;
const labelId = `${id}__label`;
const headerNode = toggleDisplay === "switch" ? (h("label", { "aria-label": toggleLabel, class: {
[CSS.toggle]: true,
[CSS.toggleSwitch]: true
}, id: labelId, onKeyDown: this.handleHeaderLabelKeyDown, tabIndex: 0, title: toggleLabel },
text,
h("calcite-switch", { "aria-labelledby": labelId, onCalciteSwitchChange: this.toggleSection, scale: "s", switched: open, tabIndex: -1 }))) : (h("button", { "aria-label": toggleLabel, class: {
[CSS.sectionHeader]: true,
[CSS.toggle]: true
}, name: toggleLabel, onClick: this.toggleSection, onKeyDown: this.handleHeaderLabelKeyDown },
h("calcite-icon", { icon: arrowIcon, scale: "s" }),
h("span", { class: CSS.sectionHeaderText }, text)));
return (h("section", { "aria-expanded": open.toString(), class: { [CSS_UTILITY.rtl]: dir === "rtl" } },
headerNode,
h("div", { class: CSS.content, hidden: !open },
h("slot", null))));
}
static get is() { return "calcite-block-section"; }
static get encapsulation() { return "shadow"; }
static get originalStyleUrls() { return {
"$": ["calcite-block-section.scss"]
}; }
static get styleUrls() { return {
"$": ["calcite-block-section.css"]
}; }
static get properties() { return {
"intlCollapse": {
"type": "string",
"mutable": false,
"complexType": {
"original": "string",
"resolved": "string",
"references": {}
},
"required": false,
"optional": true,
"docs": {
"tags": [],
"text": "Tooltip used for the toggle when expanded."
},
"attribute": "intl-collapse",
"reflect": false
},
"intlExpand": {
"type": "string",
"mutable": false,
"complexType": {
"original": "string",
"resolved": "string",
"references": {}
},
"required": false,
"optional": true,
"docs": {
"tags": [],
"text": "Tooltip used for the toggle when collapsed."
},
"attribute": "intl-expand",
"reflect": false
},
"open": {
"type": "boolean",
"mutable": false,
"complexType": {
"original": "boolean",
"resolved": "boolean",
"references": {}
},
"required": false,
"optional": false,
"docs": {
"tags": [],
"text": "When true, the block's section content will be displayed."
},
"attribute": "open",
"reflect": true,
"defaultValue": "false"
},
"text": {
"type": "string",
"mutable": false,
"complexType": {
"original": "string",
"resolved": "string",
"references": {}
},
"required": false,
"optional": false,
"docs": {
"tags": [],
"text": "Text displayed in the button."
},
"attribute": "text",
"reflect": false
},
"toggleDisplay": {
"type": "string",
"mutable": false,
"complexType": {
"original": "BlockSectionToggleDisplay",
"resolved": "\"button\" | \"switch\"",
"references": {
"BlockSectionToggleDisplay": {
"location": "import",
"path": "./interfaces"
}
}
},
"required": false,
"optional": false,
"docs": {
"tags": [{
"text": "revisit doc",
"name": "todo"
}],
"text": "This property determines the look of the section toggle.\nIf the value is \"switch\", a toggle-switch will be displayed.\nIf the value is \"button\", a clickable header is displayed."
},
"attribute": "toggle-display",
"reflect": true,
"defaultValue": "\"button\""
}
}; }
static get events() { return [{
"method": "calciteBlockSectionToggle",
"name": "calciteBlockSectionToggle",
"bubbles": true,
"cancelable": true,
"composed": true,
"docs": {
"tags": [],
"text": "Emitted when the header has been clicked."
},
"complexType": {
"original": "any",
"resolved": "any",
"references": {}
}
}]; }
static get elementRef() { return "el"; }
}