提交 | 用户 | age
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<template> |
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<li :class="getClass"> |
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<template v-if="!getCollapse"> |
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<div :class="`${prefixCls}-submenu-title`" @click.stop="handleClick" :style="getItemStyle"> |
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<slot name="title"></slot> |
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<Icon |
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icon="eva:arrow-ios-downward-outline" |
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:size="14" |
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:class="`${prefixCls}-submenu-title-icon`" |
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/> |
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</div> |
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<CollapseTransition> |
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<ul :class="prefixCls" v-show="opened"> |
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<slot></slot> |
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</ul> |
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</CollapseTransition> |
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</template> |
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<Popover |
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placement="right" |
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:overlayClassName="`${prefixCls}-menu-popover`" |
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v-else |
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:visible="getIsOpend" |
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@visibleChange="handleVisibleChange" |
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:overlayStyle="getOverlayStyle" |
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:align="{ offset: [0, 0] }" |
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> |
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<div :class="getSubClass" v-bind="getEvents(false)"> |
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<div |
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:class="[ |
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{ |
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[`${prefixCls}-submenu-popup`]: !getParentSubMenu, |
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[`${prefixCls}-submenu-collapsed-show-tit`]: collapsedShowTitle, |
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}, |
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]" |
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> |
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<slot name="title"></slot> |
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</div> |
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<Icon |
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v-if="getParentSubMenu" |
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icon="eva:arrow-ios-downward-outline" |
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:size="14" |
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:class="`${prefixCls}-submenu-title-icon`" |
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/> |
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</div> |
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<!-- eslint-disable-next-line --> |
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<template #content v-show="opened"> |
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<div v-bind="getEvents(true)"> |
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<ul :class="[prefixCls, `${prefixCls}-${getTheme}`, `${prefixCls}-popup`]"> |
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<slot></slot> |
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</ul> |
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</div> |
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</template> |
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</Popover> |
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</li> |
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</template> |
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<script lang="ts"> |
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import type { CSSProperties, PropType } from 'vue'; |
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import type { SubMenuProvider } from './types'; |
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import { |
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defineComponent, |
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computed, |
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unref, |
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getCurrentInstance, |
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toRefs, |
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reactive, |
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provide, |
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onBeforeMount, |
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inject, |
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} from 'vue'; |
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import { useDesign } from '/@/hooks/web/useDesign'; |
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import { propTypes } from '/@/utils/propTypes'; |
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import { useMenuItem } from './useMenu'; |
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import { useSimpleRootMenuContext } from './useSimpleMenuContext'; |
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import { CollapseTransition } from '/@/components/Transition'; |
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import Icon from '/@/components/Icon'; |
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import { Popover } from 'ant-design-vue'; |
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import { isBoolean, isObject } from '/@/utils/is'; |
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import mitt from '/@/utils/mitt'; |
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const DELAY = 200; |
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export default defineComponent({ |
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name: 'SubMenu', |
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components: { |
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Icon, |
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CollapseTransition, |
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Popover, |
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}, |
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props: { |
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name: { |
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type: [String, Number] as PropType<string | number>, |
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required: true, |
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}, |
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disabled: propTypes.bool, |
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collapsedShowTitle: propTypes.bool, |
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}, |
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setup(props) { |
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const instance = getCurrentInstance(); |
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const state = reactive({ |
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active: false, |
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opened: false, |
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}); |
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const data = reactive({ |
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timeout: null as TimeoutHandle | null, |
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mouseInChild: false, |
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isChild: false, |
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}); |
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const { getParentSubMenu, getItemStyle, getParentMenu, getParentList } = |
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useMenuItem(instance); |
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const { prefixCls } = useDesign('menu'); |
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const subMenuEmitter = mitt(); |
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const { rootMenuEmitter } = useSimpleRootMenuContext(); |
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const { |
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addSubMenu: parentAddSubmenu, |
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removeSubMenu: parentRemoveSubmenu, |
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removeAll: parentRemoveAll, |
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getOpenNames: parentGetOpenNames, |
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isRemoveAllPopup, |
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sliceIndex, |
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level, |
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props: rootProps, |
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handleMouseleave: parentHandleMouseleave, |
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} = inject<SubMenuProvider>(`subMenu:${getParentMenu.value?.uid}`)!; |
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const getClass = computed(() => { |
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return [ |
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`${prefixCls}-submenu`, |
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{ |
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[`${prefixCls}-item-active`]: state.active, |
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[`${prefixCls}-opened`]: state.opened, |
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[`${prefixCls}-submenu-disabled`]: props.disabled, |
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[`${prefixCls}-submenu-has-parent-submenu`]: unref(getParentSubMenu), |
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[`${prefixCls}-child-item-active`]: state.active, |
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}, |
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]; |
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}); |
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const getAccordion = computed(() => rootProps.accordion); |
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const getCollapse = computed(() => rootProps.collapse); |
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const getTheme = computed(() => rootProps.theme); |
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const getOverlayStyle = computed((): CSSProperties => { |
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return { |
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minWidth: '200px', |
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}; |
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}); |
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const getIsOpend = computed(() => { |
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const name = props.name; |
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if (unref(getCollapse)) { |
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return parentGetOpenNames().includes(name); |
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} |
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return state.opened; |
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}); |
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const getSubClass = computed(() => { |
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const isActive = rootProps.activeSubMenuNames.includes(props.name); |
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return [ |
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`${prefixCls}-submenu-title`, |
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{ |
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[`${prefixCls}-submenu-active`]: isActive, |
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[`${prefixCls}-submenu-active-border`]: isActive && level === 0, |
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[`${prefixCls}-submenu-collapse`]: unref(getCollapse) && level === 0, |
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}, |
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]; |
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}); |
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function getEvents(deep: boolean) { |
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if (!unref(getCollapse)) { |
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return {}; |
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} |
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return { |
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onMouseenter: handleMouseenter, |
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onMouseleave: () => handleMouseleave(deep), |
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}; |
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} |
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function handleClick() { |
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const { disabled } = props; |
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if (disabled || unref(getCollapse)) return; |
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const opened = state.opened; |
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if (unref(getAccordion)) { |
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const { uidList } = getParentList(); |
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rootMenuEmitter.emit('on-update-opened', { |
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opend: false, |
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parent: instance?.parent, |
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uidList: uidList, |
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}); |
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} else { |
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rootMenuEmitter.emit('open-name-change', { |
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name: props.name, |
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opened: !opened, |
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}); |
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} |
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state.opened = !opened; |
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} |
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function handleMouseenter() { |
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const disabled = props.disabled; |
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if (disabled) return; |
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subMenuEmitter.emit('submenu:mouse-enter-child'); |
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const index = parentGetOpenNames().findIndex((item) => item === props.name); |
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sliceIndex(index); |
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const isRoot = level === 0 && parentGetOpenNames().length === 2; |
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if (isRoot) { |
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parentRemoveAll(); |
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} |
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data.isChild = parentGetOpenNames().includes(props.name); |
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clearTimeout(data.timeout!); |
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data.timeout = setTimeout(() => { |
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parentAddSubmenu(props.name); |
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}, DELAY); |
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} |
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function handleMouseleave(deepDispatch = false) { |
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const parentName = getParentMenu.value?.props.name; |
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if (!parentName) { |
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isRemoveAllPopup.value = true; |
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} |
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if (parentGetOpenNames().slice(-1)[0] === props.name) { |
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data.isChild = false; |
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} |
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subMenuEmitter.emit('submenu:mouse-leave-child'); |
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if (data.timeout) { |
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clearTimeout(data.timeout!); |
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data.timeout = setTimeout(() => { |
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if (isRemoveAllPopup.value) { |
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parentRemoveAll(); |
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} else if (!data.mouseInChild) { |
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parentRemoveSubmenu(props.name); |
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} |
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}, DELAY); |
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} |
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if (deepDispatch) { |
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if (getParentSubMenu.value) { |
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parentHandleMouseleave?.(true); |
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} |
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} |
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} |
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onBeforeMount(() => { |
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subMenuEmitter.on('submenu:mouse-enter-child', () => { |
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data.mouseInChild = true; |
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isRemoveAllPopup.value = false; |
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clearTimeout(data.timeout!); |
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}); |
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subMenuEmitter.on('submenu:mouse-leave-child', () => { |
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if (data.isChild) return; |
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data.mouseInChild = false; |
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clearTimeout(data.timeout!); |
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}); |
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rootMenuEmitter.on( |
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'on-update-opened', |
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(data: boolean | (string | number)[] | Recordable) => { |
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if (unref(getCollapse)) return; |
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if (isBoolean(data)) { |
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state.opened = data; |
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return; |
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} |
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if (isObject(data) && rootProps.accordion) { |
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const { opend, parent, uidList } = data as Recordable; |
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if (parent === instance?.parent) { |
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state.opened = opend; |
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} else if (!uidList.includes(instance?.uid)) { |
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state.opened = false; |
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} |
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return; |
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} |
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if (props.name && Array.isArray(data)) { |
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state.opened = (data as (string | number)[]).includes(props.name); |
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} |
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}, |
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); |
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rootMenuEmitter.on('on-update-active-name:submenu', (data: number[]) => { |
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if (instance?.uid) { |
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state.active = data.includes(instance?.uid); |
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} |
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}); |
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}); |
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function handleVisibleChange(visible: boolean) { |
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state.opened = visible; |
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} |
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// provide |
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provide<SubMenuProvider>(`subMenu:${instance?.uid}`, { |
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addSubMenu: parentAddSubmenu, |
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removeSubMenu: parentRemoveSubmenu, |
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getOpenNames: parentGetOpenNames, |
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removeAll: parentRemoveAll, |
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isRemoveAllPopup, |
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sliceIndex, |
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level: level + 1, |
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handleMouseleave, |
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props: rootProps, |
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}); |
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return { |
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getClass, |
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prefixCls, |
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getCollapse, |
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getItemStyle, |
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handleClick, |
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handleVisibleChange, |
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getParentSubMenu, |
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getOverlayStyle, |
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getTheme, |
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getIsOpend, |
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getEvents, |
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getSubClass, |
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...toRefs(state), |
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...toRefs(data), |
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}; |
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}, |
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}); |
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</script> |