element-plus
Version:
A Component Library for Vue 3
239 lines (237 loc) • 9.48 kB
JavaScript
import { focusElement } from "../../../utils/dom/aria.mjs";
import { isString, isUndefined } from "../../../utils/types.mjs";
import { throwError } from "../../../utils/error.mjs";
import { buildProps, definePropType } from "../../../utils/vue/props/runtime.mjs";
import { iconPropType } from "../../../utils/vue/icon.mjs";
import { useNamespace } from "../../../hooks/use-namespace/index.mjs";
import { ElIcon } from "../../icon/index.mjs";
import { ElTooltip } from "../../tooltip/index.mjs";
import { ElCollapseTransition } from "../../collapse-transition/index.mjs";
import useMenu from "./use-menu.mjs";
import { useMenuCssVar } from "./use-menu-css-var.mjs";
import { MENU_INJECTION_KEY, SUB_MENU_INJECTION_KEY } from "./tokens.mjs";
import { useTimeoutFn } from "@vueuse/core";
import { ArrowDown, ArrowRight } from "@element-plus/icons-vue";
import { Fragment, computed, defineComponent, getCurrentInstance, h, inject, nextTick, onBeforeUnmount, onMounted, provide, reactive, ref, vShow, watch, withDirectives } from "vue";
//#region ../../packages/components/menu/src/sub-menu.ts
const subMenuProps = buildProps({
index: {
type: String,
required: true
},
showTimeout: Number,
hideTimeout: Number,
popperClass: String,
popperStyle: { type: definePropType([String, Object]) },
disabled: Boolean,
teleported: {
type: Boolean,
default: void 0
},
popperOffset: Number,
expandCloseIcon: { type: iconPropType },
expandOpenIcon: { type: iconPropType },
collapseCloseIcon: { type: iconPropType },
collapseOpenIcon: { type: iconPropType }
});
const COMPONENT_NAME = "ElSubMenu";
var sub_menu_default = defineComponent({
name: COMPONENT_NAME,
props: subMenuProps,
setup(props, { slots, expose }) {
const instance = getCurrentInstance();
const { indexPath, parentMenu } = useMenu(instance, computed(() => props.index));
const nsMenu = useNamespace("menu");
const nsSubMenu = useNamespace("sub-menu");
const rootMenu = inject(MENU_INJECTION_KEY);
if (!rootMenu) throwError(COMPONENT_NAME, "can not inject root menu");
const subMenu = inject(`${SUB_MENU_INJECTION_KEY}${parentMenu.value.uid}`);
if (!subMenu) throwError(COMPONENT_NAME, "can not inject sub menu");
const items = ref({});
const subMenus = ref({});
let timeout;
const mouseInChild = ref(false);
const verticalTitleRef = ref();
const vPopper = ref();
const isFirstLevel = computed(() => subMenu.level === 0);
const currentPlacement = computed(() => mode.value === "horizontal" && isFirstLevel.value ? "bottom-start" : "right-start");
const subMenuTitleIcon = computed(() => {
if (mode.value === "horizontal" && isFirstLevel.value || mode.value === "vertical" && !rootMenu.props.collapse) {
if (props.expandCloseIcon && props.expandOpenIcon) return opened.value ? props.expandOpenIcon : props.expandCloseIcon;
return ArrowDown;
} else {
if (props.collapseCloseIcon && props.collapseOpenIcon) return opened.value ? props.collapseOpenIcon : props.collapseCloseIcon;
return ArrowRight;
}
});
const appendToBody = computed(() => {
const value = props.teleported;
return isUndefined(value) ? isFirstLevel.value : value;
});
const menuTransitionName = computed(() => rootMenu.props.collapse ? `${nsMenu.namespace.value}-zoom-in-left` : `${nsMenu.namespace.value}-zoom-in-top`);
const fallbackPlacements = computed(() => mode.value === "horizontal" && isFirstLevel.value ? [
"bottom-start",
"bottom-end",
"top-start",
"top-end",
"right-start",
"left-start"
] : [
"right-start",
"right",
"right-end",
"left-start",
"bottom-start",
"bottom-end",
"top-start",
"top-end"
]);
const opened = computed(() => rootMenu.openedMenus.includes(props.index));
const active = computed(() => [...Object.values(items.value), ...Object.values(subMenus.value)].some(({ active }) => active));
const mode = computed(() => rootMenu.props.mode);
const persistent = computed(() => rootMenu.props.persistent);
const item = reactive({
index: props.index,
indexPath,
active
});
const ulStyle = useMenuCssVar(rootMenu.props, subMenu.level + 1);
const subMenuPopperOffset = computed(() => props.popperOffset ?? rootMenu.props.popperOffset);
const subMenuPopperClass = computed(() => props.popperClass ?? rootMenu.props.popperClass);
const subMenuPopperStyle = computed(() => props.popperStyle ?? rootMenu.props.popperStyle);
const subMenuShowTimeout = computed(() => props.showTimeout ?? rootMenu.props.showTimeout);
const subMenuHideTimeout = computed(() => props.hideTimeout ?? rootMenu.props.hideTimeout);
const doDestroy = () => vPopper.value?.popperRef?.popperInstanceRef?.destroy();
const handleCollapseToggle = (value) => {
if (!value) doDestroy();
};
const handleClick = () => {
if (rootMenu.props.menuTrigger === "hover" && rootMenu.props.mode === "horizontal" || rootMenu.props.collapse && rootMenu.props.mode === "vertical" || props.disabled) return;
rootMenu.handleSubMenuClick({
index: props.index,
indexPath: indexPath.value,
active: active.value
});
};
const handleMouseenter = (event, showTimeout = subMenuShowTimeout.value) => {
if (event.type === "focus") return;
if (rootMenu.props.menuTrigger === "click" && rootMenu.props.mode === "horizontal" || !rootMenu.props.collapse && rootMenu.props.mode === "vertical" || props.disabled) {
subMenu.mouseInChild.value = true;
return;
}
subMenu.mouseInChild.value = true;
timeout?.();
({stop: timeout} = useTimeoutFn(() => {
rootMenu.openMenu(props.index, indexPath.value);
}, showTimeout));
if (appendToBody.value) parentMenu.value.vnode.el?.dispatchEvent(new MouseEvent("mouseenter"));
if (event.type === "mouseenter" && event.target) nextTick(() => {
focusElement(event.target, { preventScroll: true });
});
};
const handleMouseleave = (deepDispatch = false) => {
if (rootMenu.props.menuTrigger === "click" && rootMenu.props.mode === "horizontal" || !rootMenu.props.collapse && rootMenu.props.mode === "vertical") {
subMenu.mouseInChild.value = false;
return;
}
timeout?.();
subMenu.mouseInChild.value = false;
({stop: timeout} = useTimeoutFn(() => !mouseInChild.value && rootMenu.closeMenu(props.index, indexPath.value), subMenuHideTimeout.value));
if (appendToBody.value && deepDispatch) subMenu.handleMouseleave?.(true);
};
watch(() => rootMenu.props.collapse, (value) => handleCollapseToggle(Boolean(value)));
{
const addSubMenu = (item) => {
subMenus.value[item.index] = item;
};
const removeSubMenu = (item) => {
delete subMenus.value[item.index];
};
provide(`${SUB_MENU_INJECTION_KEY}${instance.uid}`, {
addSubMenu,
removeSubMenu,
handleMouseleave,
mouseInChild,
level: subMenu.level + 1
});
}
expose({ opened });
onMounted(() => {
rootMenu.addSubMenu(item);
subMenu.addSubMenu(item);
});
onBeforeUnmount(() => {
subMenu.removeSubMenu(item);
rootMenu.removeSubMenu(item);
});
return () => {
const titleTag = [slots.title?.(), h(ElIcon, {
class: nsSubMenu.e("icon-arrow"),
style: { transform: opened.value ? props.expandCloseIcon && props.expandOpenIcon || props.collapseCloseIcon && props.collapseOpenIcon && rootMenu.props.collapse ? "none" : "rotateZ(180deg)" : "none" }
}, { default: () => isString(subMenuTitleIcon.value) ? h(instance.appContext.components[subMenuTitleIcon.value]) : h(subMenuTitleIcon.value) })];
const child = rootMenu.isMenuPopup ? h(ElTooltip, {
ref: vPopper,
visible: opened.value,
effect: "light",
pure: true,
offset: subMenuPopperOffset.value,
showArrow: false,
persistent: persistent.value,
popperClass: subMenuPopperClass.value,
popperStyle: subMenuPopperStyle.value,
placement: currentPlacement.value,
teleported: appendToBody.value,
fallbackPlacements: fallbackPlacements.value,
transition: menuTransitionName.value,
gpuAcceleration: false
}, {
content: () => h("div", {
class: [
nsMenu.m(mode.value),
nsMenu.m("popup-container"),
subMenuPopperClass.value
],
onMouseenter: (evt) => handleMouseenter(evt, 100),
onMouseleave: () => handleMouseleave(true),
onFocus: (evt) => handleMouseenter(evt, 100)
}, [h("ul", {
class: [
nsMenu.b(),
nsMenu.m("popup"),
nsMenu.m(`popup-${currentPlacement.value}`)
],
style: ulStyle.value
}, [slots.default?.()])]),
default: () => h("div", {
class: nsSubMenu.e("title"),
onClick: handleClick
}, titleTag)
}) : h(Fragment, {}, [h("div", {
class: nsSubMenu.e("title"),
ref: verticalTitleRef,
onClick: handleClick
}, titleTag), h(ElCollapseTransition, {}, { default: () => withDirectives(h("ul", {
role: "menu",
class: [nsMenu.b(), nsMenu.m("inline")],
style: ulStyle.value
}, [slots.default?.()]), [[vShow, opened.value]]) })]);
return h("li", {
class: [
nsSubMenu.b(),
nsSubMenu.is("active", active.value),
nsSubMenu.is("opened", opened.value),
nsSubMenu.is("disabled", props.disabled)
],
role: "menuitem",
ariaHaspopup: true,
ariaExpanded: opened.value,
onMouseenter: handleMouseenter,
onMouseleave: () => handleMouseleave(),
onFocus: handleMouseenter
}, [child]);
};
}
});
//#endregion
export { sub_menu_default as default, subMenuProps };
//# sourceMappingURL=sub-menu.mjs.map