element-plus
Version:
A Component Library for Vue 3
379 lines (376 loc) • 12.3 kB
JavaScript
import { defineComponent, getCurrentInstance, computed, inject, ref, reactive, watch, provide, onMounted, onBeforeUnmount, h, Fragment, withDirectives, vShow, nextTick } from 'vue';
import { useTimeoutFn } from '@vueuse/core';
import { ElCollapseTransition } from '../../collapse-transition/index.mjs';
import { ElTooltip } from '../../tooltip/index.mjs';
import { ArrowDown, ArrowRight } from '@element-plus/icons-vue';
import { ElIcon } from '../../icon/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 { buildProps, definePropType } from '../../../utils/vue/props/runtime.mjs';
import { useNamespace } from '../../../hooks/use-namespace/index.mjs';
import { throwError } from '../../../utils/error.mjs';
import { isUndefined } from '../../../utils/types.mjs';
import { isString } from '@vue/shared';
import { iconPropType } from '../../../utils/vue/icon.mjs';
import { focusElement } from '../../../utils/dom/aria.mjs';
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 SubMenu = 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(() => {
const isExpandedMode = mode.value === "horizontal" && isFirstLevel.value || mode.value === "vertical" && !rootMenu.props.collapse;
if (isExpandedMode) {
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: active2 }) => active2
)
);
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(
() => {
var _a;
return (_a = props.popperOffset) != null ? _a : rootMenu.props.popperOffset;
}
);
const subMenuPopperClass = computed(
() => {
var _a;
return (_a = props.popperClass) != null ? _a : rootMenu.props.popperClass;
}
);
const subMenuPopperStyle = computed(
() => {
var _a;
return (_a = props.popperStyle) != null ? _a : rootMenu.props.popperStyle;
}
);
const subMenuShowTimeout = computed(
() => {
var _a;
return (_a = props.showTimeout) != null ? _a : rootMenu.props.showTimeout;
}
);
const subMenuHideTimeout = computed(
() => {
var _a;
return (_a = props.hideTimeout) != null ? _a : rootMenu.props.hideTimeout;
}
);
const doDestroy = () => {
var _a, _b, _c;
return (_c = (_b = (_a = vPopper.value) == null ? void 0 : _a.popperRef) == null ? void 0 : _b.popperInstanceRef) == null ? void 0 : _c.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) => {
var _a;
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 == null ? void 0 : timeout();
({ stop: timeout } = useTimeoutFn(() => {
rootMenu.openMenu(props.index, indexPath.value);
}, showTimeout));
if (appendToBody.value) {
(_a = parentMenu.value.vnode.el) == null ? void 0 : _a.dispatchEvent(new MouseEvent("mouseenter"));
}
if (event.type === "mouseenter" && event.target) {
nextTick(() => {
focusElement(event.target, { preventScroll: true });
});
}
};
const handleMouseleave = (deepDispatch = false) => {
var _a;
if (rootMenu.props.menuTrigger === "click" && rootMenu.props.mode === "horizontal" || !rootMenu.props.collapse && rootMenu.props.mode === "vertical") {
subMenu.mouseInChild.value = false;
return;
}
timeout == null ? void 0 : timeout();
subMenu.mouseInChild.value = false;
({ stop: timeout } = useTimeoutFn(
() => !mouseInChild.value && rootMenu.closeMenu(props.index, indexPath.value),
subMenuHideTimeout.value
));
if (appendToBody.value && deepDispatch) {
(_a = subMenu.handleMouseleave) == null ? void 0 : _a.call(subMenu, true);
}
};
watch(
() => rootMenu.props.collapse,
(value) => handleCollapseToggle(Boolean(value))
);
{
const addSubMenu = (item2) => {
subMenus.value[item2.index] = item2;
};
const removeSubMenu = (item2) => {
delete subMenus.value[item2.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 () => {
var _a;
const titleTag = [
(_a = slots.title) == null ? void 0 : _a.call(slots),
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: () => {
var _a2;
return 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
},
[(_a2 = slots.default) == null ? void 0 : _a2.call(slots)]
)
]
);
},
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: () => {
var _a2;
return withDirectives(
h(
"ul",
{
role: "menu",
class: [nsMenu.b(), nsMenu.m("inline")],
style: ulStyle.value
},
[(_a2 = slots.default) == null ? void 0 : _a2.call(slots)]
),
[[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]
);
};
}
});
export { SubMenu as default, subMenuProps };
//# sourceMappingURL=sub-menu.mjs.map