@esri/calcite-components
Version:
Web Components for Esri's Calcite Design System.
600 lines (592 loc) • 33.7 kB
JavaScript
/*!
* All material copyright ESRI, All Rights Reserved, unless otherwise specified.
* See https://github.com/Esri/calcite-components/blob/master/LICENSE.md for details.
* v1.5.0-next.4
*/
import { r as registerInstance, c as createEvent, h, H as Host, a as getElement } from './index-c8875db5.js';
import { f as focusElement, x as nodeListToArray, y as getRootNode, g as getSlotted, d as slotChangeHasAssignedElement, b as getElementDir, t as toAriaBoolean, z as filterDirectChildren } from './dom-4f5d1224.js';
import { c as connectConditionalSlotComponent, d as disconnectConditionalSlotComponent } from './conditionalSlot-ed85dd9d.js';
import { c as connectInteractive, d as disconnectInteractive, u as updateHostInteraction } from './interactive-cff0a7ea.js';
import { o as onToggleOpenCloseComponent } from './openCloseComponent-d4910bc4.js';
import { C as CSS_UTILITY } from './resources-35f23920.js';
import './guid-bdb80778.js';
import './observers-d19b0d93.js';
import './browser-4be2add2.js';
function isTreeItem(element) {
return element?.matches("calcite-tree-item");
}
function getEnabledSiblingItem(el, direction) {
const directionProp = direction === "down" ? "nextElementSibling" : "previousElementSibling";
let currentEl = el;
let enabledEl = null;
while (isTreeItem(currentEl)) {
if (!currentEl.disabled) {
enabledEl = currentEl;
break;
}
currentEl = currentEl[directionProp];
}
return enabledEl;
}
const treeCss = "@keyframes in{0%{opacity:0}100%{opacity:1}}@keyframes in-down{0%{opacity:0;transform:translate3D(0, -5px, 0)}100%{opacity:1;transform:translate3D(0, 0, 0)}}@keyframes in-up{0%{opacity:0;transform:translate3D(0, 5px, 0)}100%{opacity:1;transform:translate3D(0, 0, 0)}}@keyframes in-right{0%{opacity:0;transform:translate3D(-5px, 0, 0)}100%{opacity:1;transform:translate3D(0, 0, 0)}}@keyframes in-left{0%{opacity:0;transform:translate3D(5px, 0, 0)}100%{opacity:1;transform:translate3D(0, 0, 0)}}@keyframes in-scale{0%{opacity:0;transform:scale3D(0.95, 0.95, 1)}100%{opacity:1;transform:scale3D(1, 1, 1)}}:root{--calcite-animation-timing:calc(150ms * var(--calcite-internal-duration-factor));--calcite-internal-duration-factor:var(--calcite-duration-factor, 1);--calcite-internal-animation-timing-fast:calc(100ms * var(--calcite-internal-duration-factor));--calcite-internal-animation-timing-medium:calc(200ms * var(--calcite-internal-duration-factor));--calcite-internal-animation-timing-slow:calc(300ms * var(--calcite-internal-duration-factor))}.calcite-animate{opacity:0;animation-fill-mode:both;animation-duration:var(--calcite-animation-timing)}.calcite-animate__in{animation-name:in}.calcite-animate__in-down{animation-name:in-down}.calcite-animate__in-up{animation-name:in-up}.calcite-animate__in-right{animation-name:in-right}.calcite-animate__in-left{animation-name:in-left}.calcite-animate__in-scale{animation-name:in-scale}@media (prefers-reduced-motion: reduce){:root{--calcite-internal-duration-factor:0.01}}:root{--calcite-floating-ui-transition:var(--calcite-animation-timing);--calcite-floating-ui-z-index:var(--calcite-app-z-index-dropdown)}:host([hidden]){display:none}:host{display:block}:host(:focus){outline:2px solid transparent;outline-offset:2px}";
const Tree = class {
constructor(hostRef) {
registerInstance(this, hostRef);
this.calciteTreeSelect = createEvent(this, "calciteTreeSelect", 6);
this.lines = false;
this.child = undefined;
this.scale = "m";
this.selectionMode = "single";
this.selectedItems = [];
}
//--------------------------------------------------------------------------
//
// Lifecycle
//
//--------------------------------------------------------------------------
componentWillRender() {
const parent = this.el.parentElement?.closest("calcite-tree");
this.lines = parent ? parent.lines : this.lines;
this.scale = parent ? parent.scale : this.scale;
this.selectionMode = parent ? parent.selectionMode : this.selectionMode;
this.child = !!parent;
}
render() {
return (h(Host, { "aria-multiselectable": this.child
? undefined
: (this.selectionMode === "multiple" || this.selectionMode === "multichildren").toString(), role: !this.child ? "tree" : undefined, tabIndex: this.getRootTabIndex() }, h("slot", null)));
}
//--------------------------------------------------------------------------
//
// Event Listeners
//
//--------------------------------------------------------------------------
onFocus() {
if (!this.child) {
const focusTarget = this.el.querySelector("calcite-tree-item[selected]:not([disabled])") || this.el.querySelector("calcite-tree-item:not([disabled])");
focusElement(focusTarget);
}
}
onFocusIn(event) {
const focusedFromRootOrOutsideTree = event.relatedTarget === this.el || !this.el.contains(event.relatedTarget);
if (focusedFromRootOrOutsideTree) {
// gives user the ability to tab into external elements (modifying tabindex property will not work in firefox)
this.el.removeAttribute("tabindex");
}
}
onFocusOut(event) {
const willFocusOutsideTree = !this.el.contains(event.relatedTarget);
if (willFocusOutsideTree) {
this.el.tabIndex = this.getRootTabIndex();
}
}
onClick(event) {
const target = event.target;
const childItems = nodeListToArray(target.querySelectorAll("calcite-tree-item"));
if (this.child) {
return;
}
if (!this.child) {
event.preventDefault();
event.stopPropagation();
}
if (this.selectionMode === "ancestors" && !this.child) {
this.updateAncestorTree(event);
return;
}
const isNoneSelectionMode = this.selectionMode === "none";
const shouldSelect = this.selectionMode !== null &&
(!target.hasChildren ||
(target.hasChildren &&
(this.selectionMode === "children" || this.selectionMode === "multichildren")));
const shouldDeselectAllChildren = this.selectionMode === "multichildren" && target.hasChildren;
const shouldModifyToCurrentSelection = !isNoneSelectionMode &&
event.detail.modifyCurrentSelection &&
(this.selectionMode === "multiple" || this.selectionMode === "multichildren");
const shouldClearCurrentSelection = !shouldModifyToCurrentSelection &&
(((this.selectionMode === "single" || this.selectionMode === "multiple") &&
childItems.length <= 0) ||
this.selectionMode === "children" ||
this.selectionMode === "multichildren");
const shouldUpdateExpand = ["children", "multichildren"].includes(this.selectionMode) ||
(["single", "multiple"].includes(this.selectionMode) &&
target.hasChildren &&
!event.detail.forceToggle);
if (!this.child) {
const targetItems = [];
if (shouldSelect) {
targetItems.push(target);
}
if (shouldClearCurrentSelection) {
const selectedItems = nodeListToArray(this.el.querySelectorAll("calcite-tree-item[selected]"));
selectedItems.forEach((treeItem) => {
if (!targetItems.includes(treeItem)) {
treeItem.selected = false;
}
});
}
if (shouldUpdateExpand) {
if (["single", "multiple"].includes(this.selectionMode)) {
target.expanded = !target.expanded;
}
else if (this.selectionMode === "multichildren") {
target.expanded = !target.selected;
}
else if (this.selectionMode === "children") {
target.expanded = target.selected ? !target.expanded : true;
}
}
if (shouldDeselectAllChildren) {
childItems.forEach((item) => {
item.selected = false;
if (item.hasChildren) {
item.expanded = false;
}
});
}
if (shouldModifyToCurrentSelection) {
window.getSelection().removeAllRanges();
}
if ((shouldModifyToCurrentSelection && target.selected) || event.detail.forceToggle) {
targetItems.forEach((treeItem) => {
if (!treeItem.disabled) {
treeItem.selected = false;
}
});
}
else if (!isNoneSelectionMode) {
targetItems.forEach((treeItem) => {
if (!treeItem.disabled) {
treeItem.selected = true;
}
});
}
}
this.selectedItems = isNoneSelectionMode
? [target]
: nodeListToArray(this.el.querySelectorAll("calcite-tree-item")).filter((i) => i.selected);
this.calciteTreeSelect.emit();
event.stopPropagation();
}
keyDownHandler(event) {
const root = this.el.closest("calcite-tree:not([child])");
const target = event.target;
if (!(root === this.el && target.tagName === "CALCITE-TREE-ITEM" && this.el.contains(target))) {
return;
}
if (event.key === "ArrowDown") {
const next = getEnabledSiblingItem(target.nextElementSibling, "down");
if (next) {
next.focus();
event.preventDefault();
}
return;
}
if (event.key === "ArrowUp") {
const previous = getEnabledSiblingItem(target.previousElementSibling, "up");
if (previous) {
previous.focus();
event.preventDefault();
}
}
if (event.key === "ArrowLeft" && !target.disabled) {
// When focus is on an open node, closes the node.
if (target.hasChildren && target.expanded) {
target.expanded = false;
event.preventDefault();
return;
}
// When focus is on a child node that is also either an end node or a closed node, moves focus to its parent node.
const parentItem = target.parentElement.closest("calcite-tree-item");
if (parentItem && (!target.hasChildren || target.expanded === false)) {
parentItem.focus();
event.preventDefault();
return;
}
// When focus is on a root node that is also either an end node or a closed node, does nothing.
return;
}
if (event.key === "ArrowRight" && !target.disabled) {
if (target.hasChildren) {
if (target.expanded && getRootNode(this.el).activeElement === target) {
// When focus is on an open node, moves focus to the first child node.
getEnabledSiblingItem(target.querySelector("calcite-tree-item"), "down")?.focus();
event.preventDefault();
}
else {
// When focus is on a closed node, opens the node; focus does not move.
target.expanded = true;
event.preventDefault();
}
}
return;
}
}
updateAncestorTree(event) {
const item = event.target;
if (item.disabled) {
return;
}
const ancestors = [];
let parent = item.parentElement.closest("calcite-tree-item");
while (parent) {
ancestors.push(parent);
parent = parent.parentElement.closest("calcite-tree-item");
}
const childItems = Array.from(item.querySelectorAll("calcite-tree-item:not([disabled])"));
const childItemsWithNoChildren = childItems.filter((child) => !child.hasChildren);
const childItemsWithChildren = childItems.filter((child) => child.hasChildren);
const futureSelected = item.hasChildren
? !(item.selected || item.indeterminate)
: !item.selected;
childItemsWithNoChildren.forEach((el) => {
el.selected = futureSelected;
el.indeterminate = false;
});
function updateItemState(childItems, item) {
const selected = childItems.filter((child) => child.selected);
const unselected = childItems.filter((child) => !child.selected);
item.selected = selected.length === childItems.length;
item.indeterminate = selected.length > 0 && unselected.length > 0;
}
childItemsWithChildren.forEach((el) => {
const directChildItems = Array.from(el.querySelectorAll(":scope > calcite-tree > calcite-tree-item"));
updateItemState(directChildItems, el);
});
if (item.hasChildren) {
updateItemState(childItems, item);
}
else {
item.selected = futureSelected;
item.indeterminate = false;
}
ancestors.forEach((ancestor) => {
const descendants = nodeListToArray(ancestor.querySelectorAll("calcite-tree-item"));
const activeDescendants = descendants.filter((el) => el.selected);
if (activeDescendants.length === 0) {
ancestor.selected = false;
ancestor.indeterminate = false;
return;
}
const indeterminate = activeDescendants.length < descendants.length;
ancestor.indeterminate = indeterminate;
ancestor.selected = !indeterminate;
});
this.selectedItems = nodeListToArray(this.el.querySelectorAll("calcite-tree-item")).filter((i) => i.selected);
this.calciteTreeSelect.emit();
}
// --------------------------------------------------------------------------
//
// Private Methods
//
//--------------------------------------------------------------------------
getRootTabIndex() {
return !this.child ? 0 : -1;
}
get el() { return getElement(this); }
};
Tree.style = treeCss;
const CSS = {
actionsEnd: "actions-end",
checkboxLabel: "checkbox-label",
checkbox: "checkbox",
chevron: "chevron",
nodeContainer: "node-container",
childrenContainer: "children-container",
bulletPointIcon: "bullet-point",
checkmarkIcon: "checkmark",
itemExpanded: "item--expanded",
iconStart: "icon-start",
nodeAndActionsContainer: "node-actions-container"
};
const SLOTS = {
actionsEnd: "actions-end",
children: "children"
};
const ICONS = {
bulletPoint: "bullet-point",
checkmark: "check",
chevronRight: "chevron-right",
blank: "blank"
};
const treeItemCss = "@keyframes in{0%{opacity:0}100%{opacity:1}}@keyframes in-down{0%{opacity:0;transform:translate3D(0, -5px, 0)}100%{opacity:1;transform:translate3D(0, 0, 0)}}@keyframes in-up{0%{opacity:0;transform:translate3D(0, 5px, 0)}100%{opacity:1;transform:translate3D(0, 0, 0)}}@keyframes in-right{0%{opacity:0;transform:translate3D(-5px, 0, 0)}100%{opacity:1;transform:translate3D(0, 0, 0)}}@keyframes in-left{0%{opacity:0;transform:translate3D(5px, 0, 0)}100%{opacity:1;transform:translate3D(0, 0, 0)}}@keyframes in-scale{0%{opacity:0;transform:scale3D(0.95, 0.95, 1)}100%{opacity:1;transform:scale3D(1, 1, 1)}}:root{--calcite-animation-timing:calc(150ms * var(--calcite-internal-duration-factor));--calcite-internal-duration-factor:var(--calcite-duration-factor, 1);--calcite-internal-animation-timing-fast:calc(100ms * var(--calcite-internal-duration-factor));--calcite-internal-animation-timing-medium:calc(200ms * var(--calcite-internal-duration-factor));--calcite-internal-animation-timing-slow:calc(300ms * var(--calcite-internal-duration-factor))}.calcite-animate{opacity:0;animation-fill-mode:both;animation-duration:var(--calcite-animation-timing)}.calcite-animate__in{animation-name:in}.calcite-animate__in-down{animation-name:in-down}.calcite-animate__in-up{animation-name:in-up}.calcite-animate__in-right{animation-name:in-right}.calcite-animate__in-left{animation-name:in-left}.calcite-animate__in-scale{animation-name:in-scale}@media (prefers-reduced-motion: reduce){:root{--calcite-internal-duration-factor:0.01}}:root{--calcite-floating-ui-transition:var(--calcite-animation-timing);--calcite-floating-ui-z-index:var(--calcite-app-z-index-dropdown)}:host([hidden]){display:none}:host([disabled]){cursor:default;-webkit-user-select:none;user-select:none;opacity:var(--calcite-ui-opacity-disabled)}:host([disabled]) *,:host([disabled]) ::slotted(*){pointer-events:none}:host{display:block;max-inline-size:100%;cursor:pointer;color:var(--calcite-ui-text-3)}[hidden]{display:none}.node-actions-container{display:flex;justify-content:space-between}:host([calcite-hydrated-hidden]){visibility:hidden !important;pointer-events:none}:host([disabled]) ::slotted([calcite-hydrated][disabled]),:host([disabled]) [calcite-hydrated][disabled]{opacity:1}:host([scale=s]){font-size:var(--calcite-font-size--2);line-height:1rem}:host([scale=s]) .node-actions-container{min-block-size:1.5rem}:host([scale=s]) .node-actions-container .node-container .checkbox,:host([scale=s]) .node-actions-container .node-container .chevron,:host([scale=s]) .node-actions-container .node-container .checkmark,:host([scale=s]) .node-actions-container .node-container .bullet-point{margin-inline:0.25rem}:host([scale=s]) .node-actions-container .node-container .icon-start{margin-inline:0.75rem}:host([scale=m]){font-size:var(--calcite-font-size--1);line-height:1rem}:host([scale=m]) .node-actions-container{min-block-size:2rem}:host([scale=m]) .node-actions-container .node-container .checkbox,:host([scale=m]) .node-actions-container .node-container .chevron,:host([scale=m]) .node-actions-container .node-container .checkmark,:host([scale=m]) .node-actions-container .node-container .bullet-point{margin-inline:0.5rem}:host([scale=m]) .node-actions-container .node-container .icon-start{margin-inline:0.75rem}:host([scale=l]){font-size:var(--calcite-font-size-0);line-height:1.25rem}:host([scale=l]) .node-actions-container{min-block-size:2.75rem}:host([scale=l]) .node-actions-container .node-container .checkbox,:host([scale=l]) .node-actions-container .node-container .chevron,:host([scale=l]) .node-actions-container .node-container .checkmark,:host([scale=l]) .node-actions-container .node-container .bullet-point{margin-inline:0.75rem}:host([scale=l]) .node-actions-container .node-container .icon-start{margin-inline:0.75rem}:host([lines]) .children-container:after{position:absolute;inset-block-start:0px;z-index:var(--calcite-app-z-index);inline-size:1px;transition-property:color, background-color, border-color, text-decoration-color, fill, stroke;transition-timing-function:cubic-bezier(0.4, 0, 0.2, 1);transition-duration:150ms;transition:all var(--calcite-animation-timing) ease-in-out 0s, outline 0s, outline-offset 0s;block-size:96%;content:\"\";background-color:var(--calcite-ui-border-2)}:host(:not([lines])) .node-container:after{display:none}::slotted(*){min-inline-size:0px;max-inline-size:100%;overflow-wrap:break-word;color:inherit;text-decoration:none !important}::slotted(*):hover{text-decoration:none !important}::slotted(a){inline-size:100%;text-decoration-line:none}:host{outline-color:transparent}:host:focus,:host:active{outline:2px solid transparent;outline-offset:2px;outline:2px solid var(--calcite-ui-focus-color, var(--calcite-ui-brand));outline-offset:calc(\n -2px *\n calc(\n 1 -\n 2 * clamp(\n 0,\n var(--calcite-ui-focus-offset-invert),\n 1\n )\n )\n )}:host(:focus:not([disabled])){outline:2px solid transparent;outline-offset:2px;outline:2px solid var(--calcite-ui-focus-color, var(--calcite-ui-brand));outline-offset:calc(\n -2px *\n calc(\n 1 -\n 2 * clamp(\n 0,\n var(--calcite-ui-focus-offset-invert),\n 1\n )\n )\n )}.actions-end{display:flex;flex-direction:row;align-items:center;align-self:stretch}.checkbox{line-height:0}.checkbox-label{pointer-events:none;display:flex;align-items:center}.checkbox:focus{outline:2px solid transparent;outline-offset:2px}.children-container{position:relative;block-size:0px;overflow:hidden;margin-inline-start:1.25rem;transform:scaleY(0);opacity:0;transition:var(--calcite-animation-timing) cubic-bezier(0.215, 0.44, 0.42, 0.88), opacity var(--calcite-animation-timing) cubic-bezier(0.215, 0.44, 0.42, 0.88), all var(--calcite-animation-timing) ease-in-out;transform-origin:top}.item--expanded>.children-container{overflow:visible;opacity:1;block-size:auto}.node-container{position:relative;display:flex;min-inline-size:0px;align-items:center}.node-container .checkmark,.node-container .bullet-point{opacity:0;transition:all var(--calcite-animation-timing) ease-in-out 0s, outline 0s, outline-offset 0s;color:var(--calcite-ui-border-1)}.node-container:hover .checkmark,.node-container:hover .bullet-point,:host([selected]) .node-container:hover .checkmark,:host([selected]) .node-container:hover .bullet-point,:host(:focus:not([disabled])) .node-container .checkmark,:host(:focus:not([disabled])) .node-container .bullet-point{opacity:1}:host([selected]) .node-container,:host([selected]) .node-container:hover{font-weight:var(--calcite-font-weight-medium);color:var(--calcite-ui-text-1)}:host([selected]) .node-container .bullet-point,:host([selected]) .node-container .checkmark,:host([selected]) .node-container:hover .bullet-point,:host([selected]) .node-container:hover .checkmark{opacity:1;color:var(--calcite-ui-brand)}:host([selection-mode=none]:not([has-children])):host([scale=s]) .node-container{padding-inline-start:0.5rem}:host([selection-mode=none]:not([has-children])):host([scale=m]) .node-container{padding-inline-start:1rem}:host([selection-mode=none]:not([has-children])):host([scale=l]) .node-container{padding-inline-start:1.5rem}:host(:not([has-children])):host([scale=s]) .node-container[data-selection-mode=ancestors] .checkbox{padding-inline-start:1.25rem}:host(:not([has-children])):host([scale=m]) .node-container[data-selection-mode=ancestors] .checkbox{padding-inline-start:1.5rem}:host(:not([has-children])):host([scale=l]) .node-container[data-selection-mode=ancestors] .checkbox{padding-inline-start:1.75rem}:host([has-children]) .node-container[data-selection-mode=ancestors] .checkbox{margin-inline-start:0}:host([has-children]) .node-container .bullet-point,:host([has-children]) .node-container .checkmark{display:none}:host([has-children][expanded]:not([selected]):not([selection-mode=none])) .node-container ::slotted(*){font-weight:var(--calcite-font-weight-medium);color:var(--calcite-ui-text-1)}:host([has-children][selected]) .node-container[data-selection-mode=children],:host([has-children][selected]) .node-container[data-selection-mode=multichildren]{color:var(--calcite-ui-brand)}.chevron{position:relative;align-self:center;color:var(--calcite-ui-text-3);transition:all var(--calcite-animation-timing) ease-in-out 0s, outline 0s, outline-offset 0s;flex:0 0 auto;transform:rotate(0deg)}.calcite--rtl .chevron{transform:rotate(180deg)}.item--expanded .node-container>.chevron{transform:rotate(90deg)}:host([selected]) .checkmark,:host([selected]) .bullet-point{color:var(--calcite-ui-brand)}";
const TreeItem = class {
constructor(hostRef) {
registerInstance(this, hostRef);
this.calciteInternalTreeItemSelect = createEvent(this, "calciteInternalTreeItemSelect", 6);
this.openTransitionProp = "opacity";
this.transitionProp = "expanded";
this.iconClickHandler = (event) => {
event.stopPropagation();
this.expanded = !this.expanded;
};
this.childrenClickHandler = (event) => event.stopPropagation();
this.updateParentIsExpanded = (el, expanded) => {
const items = getSlotted(el, SLOTS.children, {
all: true,
selector: "calcite-tree-item"
});
items.forEach((item) => (item.parentExpanded = expanded));
};
this.actionsEndSlotChangeHandler = (event) => {
this.hasEndActions = slotChangeHasAssignedElement(event);
};
this.disabled = false;
this.expanded = false;
this.iconFlipRtl = undefined;
this.iconStart = undefined;
this.selected = false;
this.parentExpanded = false;
this.depth = -1;
this.hasChildren = null;
this.lines = undefined;
this.scale = undefined;
this.indeterminate = false;
this.selectionMode = undefined;
this.updateAfterInitialRender = false;
this.hasEndActions = false;
}
expandedHandler(newValue) {
this.updateParentIsExpanded(this.el, newValue);
onToggleOpenCloseComponent(this, true);
}
getselectionMode() {
this.isSelectionMultiLike =
this.selectionMode === "multiple" || this.selectionMode === "multichildren";
}
/**
* Defines method for `beforeOpen` event handler.
*/
onBeforeOpen() {
this.transitionEl.style.transform = "scaleY(1)";
}
/**
* Defines method for `open` event handler:
*/
onOpen() {
this.transitionEl.style.transform = "none";
}
/**
* Defines method for `beforeClose` event handler:
*/
onBeforeClose() {
// pattern needs to be defined on how we emit events for components without `open` prop.
}
/**
* Defines method for `close` event handler:
*/
onClose() {
this.transitionEl.style.transform = "scaleY(0)";
}
//--------------------------------------------------------------------------
//
// Lifecycle
//
//--------------------------------------------------------------------------
connectedCallback() {
this.parentTreeItem = this.el.parentElement?.closest("calcite-tree-item");
if (this.parentTreeItem) {
const { expanded } = this.parentTreeItem;
this.updateParentIsExpanded(this.parentTreeItem, expanded);
}
connectConditionalSlotComponent(this);
connectInteractive(this);
}
disconnectedCallback() {
disconnectConditionalSlotComponent(this);
disconnectInteractive(this);
}
componentWillRender() {
this.hasChildren = !!this.el.querySelector("calcite-tree");
this.depth = 0;
let parentTree = this.el.closest("calcite-tree");
if (!parentTree) {
return;
}
this.selectionMode = parentTree.selectionMode;
this.scale = parentTree.scale || "m";
this.lines = parentTree.lines;
let nextParentTree;
while (parentTree) {
nextParentTree = parentTree.parentElement?.closest("calcite-tree");
if (nextParentTree === parentTree) {
break;
}
else {
parentTree = nextParentTree;
this.depth = this.depth + 1;
}
}
}
componentWillLoad() {
if (this.expanded) {
onToggleOpenCloseComponent(this, true);
}
requestAnimationFrame(() => (this.updateAfterInitialRender = true));
}
componentDidLoad() {
this.updateAncestorTree();
}
componentDidRender() {
updateHostInteraction(this, () => this.parentExpanded || this.depth === 1);
}
render() {
const rtl = getElementDir(this.el) === "rtl";
const showBulletPoint = this.selectionMode === "single" || this.selectionMode === "children";
const showCheckmark = this.selectionMode === "multiple" || this.selectionMode === "multichildren";
const showBlank = this.selectionMode === "none" && !this.hasChildren;
const chevron = this.hasChildren ? (h("calcite-icon", { class: {
[CSS.chevron]: true,
[CSS_UTILITY.rtl]: rtl
}, "data-test-id": "icon", icon: ICONS.chevronRight, onClick: this.iconClickHandler, scale: this.scale === "l" ? "m" : "s" })) : null;
const defaultSlotNode = h("slot", { key: "default-slot" });
const checkbox = this.selectionMode === "ancestors" ? (h("label", { class: CSS.checkboxLabel, key: "checkbox-label" }, h("calcite-checkbox", { checked: this.selected, class: CSS.checkbox, "data-test-id": "checkbox", indeterminate: this.hasChildren && this.indeterminate, scale: this.scale, tabIndex: -1 }), defaultSlotNode)) : null;
const selectedIcon = showBulletPoint
? ICONS.bulletPoint
: showCheckmark
? ICONS.checkmark
: showBlank
? ICONS.blank
: null;
const itemIndicator = selectedIcon ? (h("calcite-icon", { class: {
[CSS.bulletPointIcon]: selectedIcon === ICONS.bulletPoint,
[CSS.checkmarkIcon]: selectedIcon === ICONS.checkmark,
[CSS_UTILITY.rtl]: rtl
}, icon: selectedIcon, scale: this.scale === "l" ? "m" : "s" })) : null;
const hidden = !(this.parentExpanded || this.depth === 1);
const isExpanded = this.updateAfterInitialRender && this.expanded;
const { hasEndActions } = this;
const slotNode = (h("slot", { key: "actionsEndSlot", name: SLOTS.actionsEnd, onSlotchange: this.actionsEndSlotChangeHandler }));
const iconStartEl = (h("calcite-icon", { class: CSS.iconStart, flipRtl: this.iconFlipRtl === "start" || this.iconFlipRtl === "both", icon: this.iconStart, scale: this.scale === "l" ? "m" : "s" }));
return (h(Host, { "aria-expanded": this.hasChildren ? toAriaBoolean(isExpanded) : undefined, "aria-hidden": toAriaBoolean(hidden), "aria-selected": this.selected ? "true" : showCheckmark ? "false" : undefined, "calcite-hydrated-hidden": hidden, role: "treeitem" }, h("div", { class: { [CSS.itemExpanded]: isExpanded } }, h("div", { class: CSS.nodeAndActionsContainer }, h("div", { class: {
[CSS.nodeContainer]: true,
[CSS_UTILITY.rtl]: rtl
}, "data-selection-mode": this.selectionMode,
// eslint-disable-next-line react/jsx-sort-props
ref: (el) => (this.defaultSlotWrapper = el) }, chevron, itemIndicator, this.iconStart ? iconStartEl : null, checkbox ? checkbox : defaultSlotNode), h("div", { class: CSS.actionsEnd, hidden: !hasEndActions, ref: (el) => (this.actionSlotWrapper = el) }, slotNode)), h("div", { class: {
[CSS.childrenContainer]: true,
[CSS_UTILITY.rtl]: rtl
}, "data-test-id": "calcite-tree-children", onClick: this.childrenClickHandler, role: this.hasChildren ? "group" : undefined,
// eslint-disable-next-line react/jsx-sort-props
ref: (el) => this.setTransitionEl(el) }, h("slot", { name: SLOTS.children })))));
}
setTransitionEl(el) {
this.transitionEl = el;
}
//--------------------------------------------------------------------------
//
// Event Listeners
//
//--------------------------------------------------------------------------
onClick(event) {
if (this.disabled || this.isActionEndEvent(event)) {
return;
}
// Solve for if the item is clicked somewhere outside the slotted anchor.
// Anchor is triggered anywhere you click
const [link] = filterDirectChildren(this.el, "a");
if (link && event.composedPath()[0].tagName.toLowerCase() !== "a") {
const target = link.target === "" ? "_self" : link.target;
window.open(link.href, target);
}
this.calciteInternalTreeItemSelect.emit({
modifyCurrentSelection: this.selectionMode === "ancestors" || this.isSelectionMultiLike,
forceToggle: false
});
}
keyDownHandler(event) {
let root;
if (this.isActionEndEvent(event)) {
return;
}
switch (event.key) {
case " ":
if (this.selectionMode === "none") {
return;
}
this.calciteInternalTreeItemSelect.emit({
modifyCurrentSelection: this.isSelectionMultiLike,
forceToggle: false
});
event.preventDefault();
break;
case "Enter":
if (this.selectionMode === "none") {
return;
}
// activates a node, i.e., performs its default action. For parent nodes, one possible default action is to open or close the node. In single-select trees where selection does not follow focus (see note below), the default action is typically to select the focused node.
const link = nodeListToArray(this.el.children).find((el) => el.matches("a"));
if (link) {
link.click();
this.selected = true;
}
else {
this.calciteInternalTreeItemSelect.emit({
modifyCurrentSelection: this.isSelectionMultiLike,
forceToggle: false
});
}
event.preventDefault();
break;
case "Home":
root = this.el.closest("calcite-tree:not([child])");
const firstNode = root.querySelector("calcite-tree-item");
firstNode?.focus();
break;
case "End":
root = this.el.closest("calcite-tree:not([child])");
let currentNode = root.children[root.children.length - 1]; // last child
let currentTree = nodeListToArray(currentNode.children).find((el) => el.matches("calcite-tree"));
while (currentTree) {
currentNode = currentTree.children[root.children.length - 1];
currentTree = nodeListToArray(currentNode.children).find((el) => el.matches("calcite-tree"));
}
currentNode?.focus();
break;
}
}
//--------------------------------------------------------------------------
//
// Private Methods
//
//--------------------------------------------------------------------------
isActionEndEvent(event) {
const composedPath = event.composedPath();
return composedPath.includes(this.actionSlotWrapper);
}
/**
* This is meant to be called in `componentDidLoad` in order to take advantage of the hierarchical component lifecycle
* and help check for item selection as items are initialized
*
* @private
*/
updateAncestorTree() {
const parentItem = this.parentTreeItem;
if (this.selectionMode !== "ancestors" || !parentItem) {
return;
}
if (this.selected) {
const parentTree = this.el.parentElement;
const siblings = Array.from(parentTree?.children);
const selectedSiblings = siblings.filter((child) => child.selected);
if (siblings.length === selectedSiblings.length) {
parentItem.selected = true;
parentItem.indeterminate = false;
}
else if (selectedSiblings.length > 0) {
parentItem.indeterminate = true;
}
}
else if (this.indeterminate) {
const parentItem = this.parentTreeItem;
parentItem.indeterminate = true;
}
}
get el() { return getElement(this); }
static get watchers() { return {
"expanded": ["expandedHandler"],
"selectionMode": ["getselectionMode"]
}; }
};
TreeItem.style = treeItemCss;
export { Tree as calcite_tree, TreeItem as calcite_tree_item };