element-plus
Version:
A Component Library for Vue 3
317 lines (315 loc) • 10.5 kB
JavaScript
import { isArray, isObject, isString, isUndefined as isUndefined$1 } from "../../../utils/types.mjs";
import { buildProps, definePropType } from "../../../utils/vue/props/runtime.mjs";
import { iconPropType } from "../../../utils/vue/icon.mjs";
import { flattedChildren } from "../../../utils/vue/vnode.mjs";
import { mutable } from "../../../utils/typescript.mjs";
import { useNamespace } from "../../../hooks/use-namespace/index.mjs";
import { ElIcon } from "../../icon/index.mjs";
import ClickOutside from "../../../directives/click-outside/index.mjs";
import Menu from "./utils/menu-bar.mjs";
import menu_collapse_transition_default from "./menu-collapse-transition.mjs";
import { useMenuCssVar } from "./use-menu-css-var.mjs";
import { MENU_INJECTION_KEY, SUB_MENU_INJECTION_KEY } from "./tokens.mjs";
import sub_menu_default from "./sub-menu.mjs";
import { unrefElement, useResizeObserver } from "@vueuse/core";
import { isNil } from "lodash-unified";
import { More } from "@element-plus/icons-vue";
import { computed, defineComponent, getCurrentInstance, h, nextTick, onMounted, provide, reactive, ref, watch, watchEffect, withDirectives } from "vue";
//#region ../../packages/components/menu/src/menu.ts
const menuProps = buildProps({
mode: {
type: String,
values: ["horizontal", "vertical"],
default: "vertical"
},
defaultActive: {
type: String,
default: ""
},
defaultOpeneds: {
type: definePropType(Array),
default: () => mutable([])
},
uniqueOpened: Boolean,
router: Boolean,
menuTrigger: {
type: String,
values: ["hover", "click"],
default: "hover"
},
collapse: Boolean,
backgroundColor: String,
textColor: String,
activeTextColor: String,
closeOnClickOutside: Boolean,
collapseTransition: {
type: Boolean,
default: true
},
ellipsis: {
type: Boolean,
default: true
},
popperOffset: {
type: Number,
default: 6
},
ellipsisIcon: {
type: iconPropType,
default: () => More
},
popperEffect: {
type: definePropType(String),
default: "dark"
},
popperClass: String,
popperStyle: { type: definePropType([String, Object]) },
showTimeout: {
type: Number,
default: 300
},
hideTimeout: {
type: Number,
default: 300
},
persistent: {
type: Boolean,
default: true
}
});
const checkIndexPath = (indexPath) => isArray(indexPath) && indexPath.every((path) => isString(path));
const menuEmits = {
close: (index, indexPath) => isString(index) && checkIndexPath(indexPath),
open: (index, indexPath) => isString(index) && checkIndexPath(indexPath),
select: (index, indexPath, item, routerResult) => isString(index) && checkIndexPath(indexPath) && isObject(item) && (isUndefined$1(routerResult) || routerResult instanceof Promise)
};
const DEFAULT_MORE_ITEM_WIDTH = 64;
var menu_default = defineComponent({
name: "ElMenu",
props: menuProps,
emits: menuEmits,
setup(props, { emit, slots, expose }) {
const instance = getCurrentInstance();
const router = instance.appContext.config.globalProperties.$router;
const menu = ref();
const subMenu = ref();
const nsMenu = useNamespace("menu");
const nsSubMenu = useNamespace("sub-menu");
let moreItemWidth = DEFAULT_MORE_ITEM_WIDTH;
const sliceIndex = ref(-1);
const openedMenus = ref(props.defaultOpeneds && !props.collapse ? props.defaultOpeneds.slice(0) : []);
const activeIndex = ref(props.defaultActive);
const items = ref({});
const subMenus = ref({});
const isMenuPopup = computed(() => props.mode === "horizontal" || props.mode === "vertical" && props.collapse);
const initMenu = () => {
const activeItem = activeIndex.value && items.value[activeIndex.value];
if (!activeItem || props.mode === "horizontal" || props.collapse) return;
activeItem.indexPath.forEach((index) => {
const subMenu = subMenus.value[index];
subMenu && openMenu(index, subMenu.indexPath);
});
};
const openMenu = (index, indexPath) => {
if (openedMenus.value.includes(index)) return;
if (props.uniqueOpened) openedMenus.value = openedMenus.value.filter((index) => indexPath.includes(index));
openedMenus.value.push(index);
emit("open", index, indexPath);
};
const close = (index) => {
const i = openedMenus.value.indexOf(index);
if (i !== -1) openedMenus.value.splice(i, 1);
};
const closeMenu = (index, indexPath) => {
close(index);
emit("close", index, indexPath);
};
const handleSubMenuClick = ({ index, indexPath }) => {
openedMenus.value.includes(index) ? closeMenu(index, indexPath) : openMenu(index, indexPath);
};
const handleMenuItemClick = (menuItem) => {
if (props.mode === "horizontal" || props.collapse) openedMenus.value = [];
const { index, indexPath } = menuItem;
if (isNil(index) || isNil(indexPath)) return;
if (props.router && router) {
const route = menuItem.route || index;
const routerResult = router.push(route).then((res) => {
if (!res) activeIndex.value = index;
return res;
});
emit("select", index, indexPath, {
index,
indexPath,
route
}, routerResult);
} else {
activeIndex.value = index;
emit("select", index, indexPath, {
index,
indexPath
});
}
};
const updateActiveIndex = (val) => {
const itemsInData = items.value;
activeIndex.value = (itemsInData[val] || activeIndex.value && itemsInData[activeIndex.value] || itemsInData[props.defaultActive])?.index ?? val;
};
const calcMenuItemWidth = (menuItem) => {
const computedStyle = getComputedStyle(menuItem);
const marginLeft = Number.parseInt(computedStyle.marginLeft, 10);
const marginRight = Number.parseInt(computedStyle.marginRight, 10);
return menuItem.offsetWidth + marginLeft + marginRight || 0;
};
const calcSliceIndex = () => {
if (!menu.value) return -1;
const items = Array.from(menu.value.childNodes).filter((item) => item.nodeName !== "#comment" && (item.nodeName !== "#text" || item.nodeValue));
const computedMenuStyle = getComputedStyle(menu.value);
const paddingLeft = Number.parseInt(computedMenuStyle.paddingLeft, 10);
const paddingRight = Number.parseInt(computedMenuStyle.paddingRight, 10);
const menuWidth = menu.value.clientWidth - paddingLeft - paddingRight;
let calcWidth = 0;
let sliceIndex = 0;
items.forEach((item, index) => {
calcWidth += calcMenuItemWidth(item);
if (calcWidth <= menuWidth - moreItemWidth) sliceIndex = index + 1;
});
return sliceIndex === items.length ? -1 : sliceIndex;
};
const getIndexPath = (index) => subMenus.value[index].indexPath;
const debounce = (fn, wait = 33.34) => {
let timer;
return () => {
timer && clearTimeout(timer);
timer = setTimeout(() => {
fn();
}, wait);
};
};
let isFirstTimeRender = true;
const handleResize = () => {
const el = unrefElement(subMenu);
if (el) moreItemWidth = calcMenuItemWidth(el) || DEFAULT_MORE_ITEM_WIDTH;
if (sliceIndex.value === calcSliceIndex()) return;
const callback = () => {
sliceIndex.value = -1;
nextTick(() => {
sliceIndex.value = calcSliceIndex();
});
};
isFirstTimeRender ? callback() : debounce(callback)();
isFirstTimeRender = false;
};
watch(() => props.defaultActive, (currentActive) => {
if (!items.value[currentActive]) activeIndex.value = "";
updateActiveIndex(currentActive);
});
watch(() => props.collapse, (value) => {
if (value) openedMenus.value = [];
});
watch(items.value, initMenu);
let resizeStopper;
watchEffect(() => {
if (props.mode === "horizontal" && props.ellipsis) resizeStopper = useResizeObserver(menu, handleResize).stop;
else resizeStopper?.();
});
const mouseInChild = ref(false);
{
const addSubMenu = (item) => {
subMenus.value[item.index] = item;
};
const removeSubMenu = (item) => {
delete subMenus.value[item.index];
};
const addMenuItem = (item) => {
items.value[item.index] = item;
};
const removeMenuItem = (item) => {
delete items.value[item.index];
};
provide(MENU_INJECTION_KEY, reactive({
props,
openedMenus,
items,
subMenus,
activeIndex,
isMenuPopup,
addMenuItem,
removeMenuItem,
addSubMenu,
removeSubMenu,
openMenu,
closeMenu,
handleMenuItemClick,
handleSubMenuClick
}));
provide(`${SUB_MENU_INJECTION_KEY}${instance.uid}`, {
addSubMenu,
removeSubMenu,
mouseInChild,
level: 0
});
}
onMounted(() => {
if (props.mode === "horizontal") new Menu(instance.vnode.el, nsMenu.namespace.value);
});
{
const open = (index) => {
const { indexPath } = subMenus.value[index];
indexPath.forEach((i) => openMenu(i, indexPath));
};
expose({
open,
close,
updateActiveIndex,
handleResize
});
}
const ulStyle = useMenuCssVar(props, 0);
return () => {
let slot = slots.default?.() ?? [];
const vShowMore = [];
if (props.mode === "horizontal" && menu.value) {
const originalSlot = flattedChildren(slot).filter((vnode) => {
return vnode?.shapeFlag !== 8;
});
const slotDefault = sliceIndex.value === -1 ? originalSlot : originalSlot.slice(0, sliceIndex.value);
const slotMore = sliceIndex.value === -1 ? [] : originalSlot.slice(sliceIndex.value);
if (slotMore?.length && props.ellipsis) {
slot = slotDefault;
vShowMore.push(h(sub_menu_default, {
ref: subMenu,
index: "sub-menu-more",
class: nsSubMenu.e("hide-arrow"),
popperOffset: props.popperOffset
}, {
title: () => h(ElIcon, { class: nsSubMenu.e("icon-more") }, { default: () => h(props.ellipsisIcon) }),
default: () => slotMore
}));
}
}
const directives = props.closeOnClickOutside ? [[ClickOutside, () => {
if (!openedMenus.value.length) return;
if (!mouseInChild.value) {
openedMenus.value.forEach((openedMenu) => emit("close", openedMenu, getIndexPath(openedMenu)));
openedMenus.value = [];
}
}]] : [];
const vMenu = withDirectives(h("ul", {
key: String(props.collapse),
role: "menubar",
ref: menu,
style: ulStyle.value,
class: {
[nsMenu.b()]: true,
[nsMenu.m(props.mode)]: true,
[nsMenu.m("collapse")]: props.collapse
}
}, [...slot, ...vShowMore]), directives);
if (props.collapseTransition && props.mode === "vertical") return h(menu_collapse_transition_default, () => vMenu);
return vMenu;
};
}
});
//#endregion
export { menu_default as default, menuEmits, menuProps };
//# sourceMappingURL=menu.mjs.map