primereact
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PrimeReact is an open source UI library for React featuring a rich set of 90+ components, a theme designer, various theme alternatives such as Material, Bootstrap, Tailwind, premium templates and professional support. In addition, it integrates with Prime
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JavaScript
import * as React from 'react';
import PrimeReact from 'primereact/api';
import { useEventListener, useMountEffect, useUpdateEffect, useUnmountEffect } from 'primereact/hooks';
import { ObjectUtils, classNames, IconUtils, DomHandler, ZIndexUtils } from 'primereact/utils';
import { Ripple } from 'primereact/ripple';
function _extends() {
_extends = Object.assign ? Object.assign.bind() : function (target) {
for (var i = 1; i < arguments.length; i++) {
var source = arguments[i];
for (var key in source) {
if (Object.prototype.hasOwnProperty.call(source, key)) {
target[key] = source[key];
}
}
}
return target;
};
return _extends.apply(this, arguments);
}
function _arrayWithHoles(arr) {
if (Array.isArray(arr)) return arr;
}
function _iterableToArrayLimit(arr, i) {
var _i = null == arr ? null : "undefined" != typeof Symbol && arr[Symbol.iterator] || arr["@@iterator"];
if (null != _i) {
var _s,
_e,
_x,
_r,
_arr = [],
_n = !0,
_d = !1;
try {
if (_x = (_i = _i.call(arr)).next, 0 === i) {
if (Object(_i) !== _i) return;
_n = !1;
} else for (; !(_n = (_s = _x.call(_i)).done) && (_arr.push(_s.value), _arr.length !== i); _n = !0);
} catch (err) {
_d = !0, _e = err;
} finally {
try {
if (!_n && null != _i["return"] && (_r = _i["return"](), Object(_r) !== _r)) return;
} finally {
if (_d) throw _e;
}
}
return _arr;
}
}
function _arrayLikeToArray(arr, len) {
if (len == null || len > arr.length) len = arr.length;
for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];
return arr2;
}
function _unsupportedIterableToArray(o, minLen) {
if (!o) return;
if (typeof o === "string") return _arrayLikeToArray(o, minLen);
var n = Object.prototype.toString.call(o).slice(8, -1);
if (n === "Object" && o.constructor) n = o.constructor.name;
if (n === "Map" || n === "Set") return Array.from(o);
if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen);
}
function _nonIterableRest() {
throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
function _slicedToArray(arr, i) {
return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest();
}
var MenubarBase = {
defaultProps: {
__TYPE: 'Menubar',
id: null,
model: null,
style: null,
className: null,
start: null,
end: null,
children: undefined
},
getProps: function getProps(props) {
return ObjectUtils.getMergedProps(props, MenubarBase.defaultProps);
},
getOtherProps: function getOtherProps(props) {
return ObjectUtils.getDiffProps(props, MenubarBase.defaultProps);
}
};
var MenubarSub = /*#__PURE__*/React.memo( /*#__PURE__*/React.forwardRef(function (props, ref) {
var _React$useState = React.useState(null),
_React$useState2 = _slicedToArray(_React$useState, 2),
activeItemState = _React$useState2[0],
setActiveItemState = _React$useState2[1];
var _useEventListener = useEventListener({
type: 'click',
listener: function listener(event) {
if (ref && ref.current && !ref.current.contains(event.target)) {
setActiveItemState(null);
}
}
}),
_useEventListener2 = _slicedToArray(_useEventListener, 1),
bindDocumentClickListener = _useEventListener2[0];
var onItemMouseEnter = function onItemMouseEnter(event, item) {
if (item.disabled || props.mobileActive) {
event.preventDefault();
return;
}
if (props.root) {
if (activeItemState || props.popup) {
setActiveItemState(item);
}
} else {
setActiveItemState(item);
}
};
var onItemClick = function onItemClick(event, item) {
if (item.disabled) {
event.preventDefault();
return;
}
if (!item.url) {
event.preventDefault();
}
if (item.command) {
item.command({
originalEvent: event,
item: item
});
}
if (item.items) activeItemState && item === activeItemState ? setActiveItemState(null) : setActiveItemState(item);else onLeafClick();
};
var onItemKeyDown = function onItemKeyDown(event, item) {
var listItem = event.currentTarget.parentElement;
switch (event.which) {
//down
case 40:
if (props.root) item.items && expandSubmenu(item, listItem);else navigateToNextItem(listItem);
event.preventDefault();
break;
//up
case 38:
!props.root && navigateToPrevItem(listItem);
event.preventDefault();
break;
//right
case 39:
if (props.root) {
var nextItem = findNextItem(listItem);
nextItem && nextItem.children[0].focus();
} else {
item.items && expandSubmenu(item, listItem);
}
event.preventDefault();
break;
//left
case 37:
props.root && navigateToPrevItem(listItem);
event.preventDefault();
break;
}
props.onKeyDown && props.onKeyDown(event, listItem);
};
var onChildItemKeyDown = function onChildItemKeyDown(event, childListItem) {
if (props.root) {
//up
if (event.which === 38 && childListItem.previousElementSibling == null) {
collapseMenu(childListItem);
}
} else {
//left
if (event.which === 37) {
collapseMenu(childListItem);
}
}
};
var expandSubmenu = function expandSubmenu(item, listItem) {
setActiveItemState(item);
setTimeout(function () {
listItem.children[1].children[0].children[0].focus();
}, 50);
};
var collapseMenu = function collapseMenu(listItem) {
setActiveItemState(null);
listItem.parentElement.previousElementSibling.focus();
};
var navigateToNextItem = function navigateToNextItem(listItem) {
var nextItem = findNextItem(listItem);
nextItem && nextItem.children[0].focus();
};
var navigateToPrevItem = function navigateToPrevItem(listItem) {
var prevItem = findPrevItem(listItem);
prevItem && prevItem.children[0].focus();
};
var findNextItem = function findNextItem(item) {
var nextItem = item.nextElementSibling;
return nextItem ? DomHandler.hasClass(nextItem, 'p-disabled') || !DomHandler.hasClass(nextItem, 'p-menuitem') ? findNextItem(nextItem) : nextItem : null;
};
var findPrevItem = function findPrevItem(item) {
var prevItem = item.previousElementSibling;
return prevItem ? DomHandler.hasClass(prevItem, 'p-disabled') || !DomHandler.hasClass(prevItem, 'p-menuitem') ? findPrevItem(prevItem) : prevItem : null;
};
var onLeafClick = function onLeafClick() {
setActiveItemState(null);
props.onLeafClick && props.onLeafClick();
};
useMountEffect(function () {
bindDocumentClickListener();
});
useUpdateEffect(function () {
!props.parentActive && setActiveItemState(null);
}, [props.parentActive]);
var createSeparator = function createSeparator(index) {
var key = 'separator_' + index;
return /*#__PURE__*/React.createElement("li", {
key: key,
className: "p-menu-separator",
role: "separator"
});
};
var createSubmenu = function createSubmenu(item) {
if (item.items) {
return /*#__PURE__*/React.createElement(MenubarSub, {
menuProps: props.menuProps,
model: item.items,
mobileActive: props.mobileActive,
onLeafClick: onLeafClick,
onKeyDown: onChildItemKeyDown,
parentActive: item === activeItemState
});
}
return null;
};
var createMenuitem = function createMenuitem(item, index) {
if (item.visible === false) {
return null;
}
var key = item.label + '_' + index;
var className = classNames('p-menuitem', {
'p-menuitem-active': activeItemState === item
}, item.className);
var linkClassName = classNames('p-menuitem-link', {
'p-disabled': item.disabled
});
var iconClassName = classNames('p-menuitem-icon', item.icon);
var submenuIconClassName = classNames('p-submenu-icon pi', {
'pi-angle-down': props.root,
'pi-angle-right': !props.root
});
var icon = IconUtils.getJSXIcon(item.icon, {
className: 'p-menuitem-icon'
}, {
props: props.menuProps
});
var label = item.label && /*#__PURE__*/React.createElement("span", {
className: "p-menuitem-text"
}, item.label);
var submenuIcon = item.items && /*#__PURE__*/React.createElement("span", {
className: submenuIconClassName
});
var submenu = createSubmenu(item);
var content = /*#__PURE__*/React.createElement("a", {
href: item.url || '#',
role: "menuitem",
className: linkClassName,
target: item.target,
"aria-haspopup": item.items != null,
onClick: function onClick(event) {
return onItemClick(event, item);
},
onKeyDown: function onKeyDown(event) {
return onItemKeyDown(event, item);
}
}, icon, label, submenuIcon, /*#__PURE__*/React.createElement(Ripple, null));
if (item.template) {
var defaultContentOptions = {
onClick: function onClick(event) {
return onItemClick(event, item);
},
onKeyDown: function onKeyDown(event) {
return onItemKeyDown(event, item);
},
className: linkClassName,
labelClassName: 'p-menuitem-text',
iconClassName: iconClassName,
submenuIconClassName: submenuIconClassName,
element: content,
props: props
};
content = ObjectUtils.getJSXElement(item.template, item, defaultContentOptions);
}
return /*#__PURE__*/React.createElement("li", {
key: key,
role: "none",
id: item.id,
className: className,
style: item.style,
onMouseEnter: function onMouseEnter(event) {
return onItemMouseEnter(event, item);
}
}, content, submenu);
};
var createItem = function createItem(item, index) {
return item.separator ? createSeparator(index) : createMenuitem(item, index);
};
var createMenu = function createMenu() {
return props.model ? props.model.map(createItem) : null;
};
var role = props.root ? 'menubar' : 'menu';
var className = classNames({
'p-submenu-list': !props.root,
'p-menubar-root-list': props.root
});
var submenu = createMenu();
return /*#__PURE__*/React.createElement("ul", {
ref: ref,
className: className,
role: role
}, submenu);
}));
MenubarSub.displayName = 'MenubarSub';
var Menubar = /*#__PURE__*/React.memo( /*#__PURE__*/React.forwardRef(function (inProps, ref) {
var props = MenubarBase.getProps(inProps);
var _React$useState = React.useState(false),
_React$useState2 = _slicedToArray(_React$useState, 2),
mobileActiveState = _React$useState2[0],
setMobileActiveState = _React$useState2[1];
var elementRef = React.useRef(null);
var rootMenuRef = React.useRef(null);
var menuButtonRef = React.useRef(null);
var _useEventListener = useEventListener({
type: 'click',
listener: function listener(event) {
if (mobileActiveState && isOutsideClicked(event)) {
setMobileActiveState(false);
}
}
}),
_useEventListener2 = _slicedToArray(_useEventListener, 2),
bindDocumentClickListener = _useEventListener2[0],
unbindDocumentClickListener = _useEventListener2[1];
var toggle = function toggle(event) {
event.preventDefault();
setMobileActiveState(function (prevMobileActive) {
return !prevMobileActive;
});
};
var onLeafClick = function onLeafClick() {
setMobileActiveState(false);
};
var isOutsideClicked = function isOutsideClicked(event) {
return rootMenuRef.current !== event.target && !rootMenuRef.current.contains(event.target) && menuButtonRef.current !== event.target && !menuButtonRef.current.contains(event.target);
};
useUpdateEffect(function () {
if (mobileActiveState) {
ZIndexUtils.set('menu', rootMenuRef.current, PrimeReact.autoZIndex, PrimeReact.zIndex['menu']);
bindDocumentClickListener();
} else {
unbindDocumentClickListener();
ZIndexUtils.clear(rootMenuRef.current);
}
}, [mobileActiveState]);
useUnmountEffect(function () {
ZIndexUtils.clear(rootMenuRef.current);
});
React.useImperativeHandle(ref, function () {
return {
props: props,
toggle: toggle,
useCustomContent: useCustomContent,
getElement: function getElement() {
return elementRef.current;
},
getRootMenu: function getRootMenu() {
return rootMenuRef.current;
},
getMenuButton: function getMenuButton() {
return menuButtonRef.current;
}
};
});
var createStartContent = function createStartContent() {
if (props.start) {
var _start = ObjectUtils.getJSXElement(props.start, props);
return /*#__PURE__*/React.createElement("div", {
className: "p-menubar-start"
}, _start);
}
return null;
};
var createEndContent = function createEndContent() {
if (props.end) {
var _end = ObjectUtils.getJSXElement(props.end, props);
return /*#__PURE__*/React.createElement("div", {
className: "p-menubar-end"
}, _end);
}
return null;
};
var createMenuButton = function createMenuButton() {
if (props.model && props.model.length < 1) {
return null;
}
/* eslint-disable */
var button = /*#__PURE__*/React.createElement("a", {
ref: menuButtonRef,
href: '#',
role: "button",
tabIndex: 0,
className: "p-menubar-button",
onClick: toggle
}, /*#__PURE__*/React.createElement("i", {
className: "pi pi-bars"
}));
/* eslint-enable */
return button;
};
var otherProps = MenubarBase.getOtherProps(props);
var className = classNames('p-menubar p-component', {
'p-menubar-mobile-active': mobileActiveState
}, props.className);
var start = createStartContent();
var end = createEndContent();
var menuButton = createMenuButton();
var submenu = /*#__PURE__*/React.createElement(MenubarSub, {
ref: rootMenuRef,
menuProps: props,
model: props.model,
root: true,
mobileActive: mobileActiveState,
onLeafClick: onLeafClick
});
return /*#__PURE__*/React.createElement("div", _extends({
id: props.id,
className: className,
style: props.style
}, otherProps), start, menuButton, submenu, end);
}));
Menubar.displayName = 'Menubar';
export { Menubar };