@material-ui/lab
Version:
Material-UI Lab - Incubator for Material-UI React components.
399 lines (342 loc) • 11.2 kB
JavaScript
"use strict";
var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard");
var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = exports.styles = void 0;
var _objectWithoutPropertiesLoose2 = _interopRequireDefault(require("@babel/runtime/helpers/objectWithoutPropertiesLoose"));
var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));
var React = _interopRequireWildcard(require("react"));
var _clsx = _interopRequireDefault(require("clsx"));
var _propTypes = _interopRequireDefault(require("prop-types"));
var _utils = require("@material-ui/utils");
var _Collapse = _interopRequireDefault(require("@material-ui/core/Collapse"));
var _styles = require("@material-ui/core/styles");
var _utils2 = require("@material-ui/core/utils");
var _TreeViewContext = _interopRequireDefault(require("../TreeView/TreeViewContext"));
var _descendants = require("../TreeView/descendants");
var _TreeItemContent = _interopRequireDefault(require("./TreeItemContent"));
const styles = theme => ({
/* Styles applied to the root element. */
root: {
listStyle: 'none',
margin: 0,
padding: 0,
outline: 0
},
/* Styles applied to the `role="group"` element. */
group: {
margin: 0,
padding: 0,
marginLeft: 17
},
/* Styles applied to the content element. */
content: {
padding: '0 8px',
width: '100%',
display: 'flex',
alignItems: 'center',
cursor: 'pointer',
WebkitTapHighlightColor: 'transparent',
'&:hover': {
backgroundColor: theme.palette.action.hover,
// Reset on touch devices, it doesn't add specificity
'@media (hover: none)': {
backgroundColor: 'transparent'
}
},
'&$disabled': {
opacity: theme.palette.action.disabledOpacity,
backgroundColor: 'transparent'
},
'&$focused': {
backgroundColor: theme.palette.action.focus
},
'&$selected': {
backgroundColor: (0, _styles.alpha)(theme.palette.primary.main, theme.palette.action.selectedOpacity),
'&:hover': {
backgroundColor: (0, _styles.alpha)(theme.palette.primary.main, theme.palette.action.selectedOpacity + theme.palette.action.hoverOpacity),
// Reset on touch devices, it doesn't add specificity
'@media (hover: none)': {
backgroundColor: (0, _styles.alpha)(theme.palette.primary.main, theme.palette.action.selectedOpacity)
}
},
'&$focused': {
backgroundColor: (0, _styles.alpha)(theme.palette.primary.main, theme.palette.action.selectedOpacity + theme.palette.action.focusOpacity)
}
}
},
/* Pseudo-class applied to the content element when expanded. */
expanded: {},
/* Pseudo-class applied to the content element when selected. */
selected: {},
/* Pseudo-class applied to the content element when focused. */
focused: {},
/* Pseudo-class applied to the element when disabled. */
disabled: {},
/* Styles applied to the tree node icon. */
iconContainer: {
marginRight: 4,
width: 15,
display: 'flex',
flexShrink: 0,
justifyContent: 'center',
'& svg': {
fontSize: 18
}
},
/* Styles applied to the label element. */
label: (0, _extends2.default)({
width: '100%',
paddingLeft: 4,
position: 'relative'
}, theme.typography.body1)
});
exports.styles = styles;
const TreeItem = /*#__PURE__*/React.forwardRef(function TreeItem(props, ref) {
const {
children,
classes,
className,
collapseIcon,
ContentComponent = _TreeItemContent.default,
ContentProps,
endIcon,
expandIcon,
disabled: disabledProp,
icon,
id: idProp,
label,
nodeId,
onClick,
onMouseDown,
TransitionComponent = _Collapse.default,
TransitionProps
} = props,
other = (0, _objectWithoutPropertiesLoose2.default)(props, ["children", "classes", "className", "collapseIcon", "ContentComponent", "ContentProps", "endIcon", "expandIcon", "disabled", "icon", "id", "label", "nodeId", "onClick", "onMouseDown", "TransitionComponent", "TransitionProps"]);
const {
icons: contextIcons = {},
focus,
isExpanded,
isFocused,
isSelected,
isDisabled,
multiSelect,
disabledItemsFocusable,
mapFirstChar,
unMapFirstChar,
registerNode,
unregisterNode,
treeId
} = React.useContext(_TreeViewContext.default);
let id = null;
if (idProp != null) {
id = idProp;
} else if (treeId && nodeId) {
id = `${treeId}-${nodeId}`;
}
const [treeitemElement, setTreeitemElement] = React.useState(null);
const contentRef = React.useRef(null);
const handleRef = (0, _utils2.useForkRef)(setTreeitemElement, ref);
const descendant = React.useMemo(() => ({
element: treeitemElement,
id: nodeId
}), [nodeId, treeitemElement]);
const {
index,
parentId
} = (0, _descendants.useDescendant)(descendant);
const expandable = Boolean(Array.isArray(children) ? children.length : children);
const expanded = isExpanded ? isExpanded(nodeId) : false;
const focused = isFocused ? isFocused(nodeId) : false;
const selected = isSelected ? isSelected(nodeId) : false;
const disabled = isDisabled ? isDisabled(nodeId) : false;
let displayIcon;
let expansionIcon;
if (expandable) {
if (!expanded) {
expansionIcon = expandIcon || contextIcons.defaultExpandIcon;
} else {
expansionIcon = collapseIcon || contextIcons.defaultCollapseIcon;
}
}
if (expandable) {
displayIcon = contextIcons.defaultParentIcon;
} else {
displayIcon = endIcon || contextIcons.defaultEndIcon;
}
React.useEffect(() => {
// On the first render a node's index will be -1. We want to wait for the real index.
if (registerNode && unregisterNode && index !== -1) {
registerNode({
id: nodeId,
idAttribute: id,
index,
parentId,
expandable,
disabled: disabledProp
});
return () => {
unregisterNode(nodeId);
};
}
return undefined;
}, [registerNode, unregisterNode, parentId, index, nodeId, expandable, disabledProp, id]);
React.useEffect(() => {
if (mapFirstChar && unMapFirstChar && label) {
mapFirstChar(nodeId, contentRef.current.textContent.substring(0, 1).toLowerCase());
return () => {
unMapFirstChar(nodeId);
};
}
return undefined;
}, [mapFirstChar, unMapFirstChar, nodeId, label]);
let ariaSelected;
if (multiSelect) {
ariaSelected = selected;
} else if (selected) {
/* single-selection trees unset aria-selected on un-selected items.
*
* If the tree does not support multiple selection, aria-selected
* is set to true for the selected node and it is not present on any other node in the tree.
* Source: https://www.w3.org/TR/wai-aria-practices/#TreeView
*/
ariaSelected = true;
}
function handleFocus(event) {
// DOM focus stays on the tree which manages focus with aria-activedescendant
if (event.target === event.currentTarget) {
(0, _utils2.ownerDocument)(event.target).getElementById(treeId).focus();
}
const unfocusable = !disabledItemsFocusable && disabled;
if (!focused && event.currentTarget === event.target && !unfocusable) {
focus(event, nodeId);
}
}
return /*#__PURE__*/React.createElement("li", (0, _extends2.default)({
className: (0, _clsx.default)(classes.root, className),
role: "treeitem",
"aria-expanded": expandable ? expanded : null,
"aria-selected": ariaSelected,
"aria-disabled": disabled || null,
ref: handleRef,
id: id,
tabIndex: -1
}, other, {
onFocus: handleFocus
}), /*#__PURE__*/React.createElement(ContentComponent, (0, _extends2.default)({
ref: contentRef,
classes: {
root: classes.content,
expanded: classes.expanded,
selected: classes.selected,
focused: classes.focused,
disabled: classes.disabled,
iconContainer: classes.iconContainer,
label: classes.label
},
label: label,
nodeId: nodeId,
onClick: onClick,
onMouseDown: onMouseDown,
icon: icon,
expansionIcon: expansionIcon,
displayIcon: displayIcon
}, ContentProps)), children && /*#__PURE__*/React.createElement(_descendants.DescendantProvider, {
id: nodeId
}, /*#__PURE__*/React.createElement(TransitionComponent, (0, _extends2.default)({
unmountOnExit: true,
className: classes.group,
in: expanded,
component: "ul",
role: "group"
}, TransitionProps), children)));
});
process.env.NODE_ENV !== "production" ? TreeItem.propTypes = {
// ----------------------------- Warning --------------------------------
// | These PropTypes are generated from the TypeScript type definitions |
// | To update them edit the d.ts file and run "yarn proptypes" |
// ----------------------------------------------------------------------
/**
* The content of the component.
*/
children: _propTypes.default.node,
/**
* Override or extend the styles applied to the component.
*/
classes: _propTypes.default.object,
/**
* @ignore
*/
className: _propTypes.default.string,
/**
* The icon used to collapse the node.
*/
collapseIcon: _propTypes.default.node,
/**
* The component used for the content node.
* @default TreeItemContent
*/
ContentComponent: _utils.elementTypeAcceptingRef,
/**
* Props applied to ContentComponent
*/
ContentProps: _propTypes.default.object,
/**
* If `true`, the node is disabled.
*/
disabled: _propTypes.default.bool,
/**
* The icon displayed next to a end node.
*/
endIcon: _propTypes.default.node,
/**
* The icon used to expand the node.
*/
expandIcon: _propTypes.default.node,
/**
* The icon to display next to the tree node's label.
*/
icon: _propTypes.default.node,
/**
* @ignore
*/
id: _propTypes.default.string,
/**
* The tree node label.
*/
label: _propTypes.default.node,
/**
* The id of the node.
*/
nodeId: _propTypes.default.string.isRequired,
/**
* @ignore
*/
onClick: _propTypes.default.func,
/**
* This prop isn't supported.
* Use the `onNodeFocus` callback on the tree if you need to monitor a node's focus.
*/
onFocus: _utils2.unsupportedProp,
/**
* @ignore
*/
onMouseDown: _propTypes.default.func,
/**
* The component used for the transition.
* [Follow this guide](/components/transitions/#transitioncomponent-prop) to learn more about the requirements for this component.
* @default Collapse
*/
TransitionComponent: _propTypes.default.elementType,
/**
* Props applied to the transition element.
* By default, the element is based on this [`Transition`](http://reactcommunity.org/react-transition-group/transition) component.
*/
TransitionProps: _propTypes.default.object
} : void 0;
var _default = (0, _styles.withStyles)(styles, {
name: 'MuiTreeItem'
})(TreeItem);
exports.default = _default;