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oneao committed 2025-09-08 20:51:05 +08:00
1 parent 869900f7f0
commit 5a3f484b8b
2 files changed
+74 -47

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@@ -1,18 +1,20 @@
import type { VNode } from 'vue' import type { VNode } from 'vue'
import { arrow, offset, useFloating } from '@floating-ui/vue' import { arrow, offset, useFloating } from '@floating-ui/vue'
import { cloneVNode, defineComponent, onMounted, ref, Teleport ,watch} from 'vue' import {
cloneVNode,
defineComponent,
nextTick,
onMounted,
ref,
Teleport,
watch,
} from 'vue'
import { getPrefixCls } from '../_utils/getPrefixCls' import { getPrefixCls } from '../_utils/getPrefixCls'
export default defineComponent({ export default defineComponent({
name: 'APopup', name: 'APopup',
props: { props: {
/**
* 触发方式
* - 'hover': 鼠标悬停显示/隐藏
* - 'click': 点击切换显示/隐藏
* - 'focus': 聚焦显示,失焦隐藏
*/
trigger: { trigger: {
type: String as () => 'hover' | 'click' | 'focus', type: String as () => 'hover' | 'click' | 'focus',
default: 'hover', default: 'hover',
@@ -20,13 +22,24 @@ export default defineComponent({
}, },
setup(props, { slots }) { setup(props, { slots }) {
const prefixCls = getPrefixCls('popup') const prefixCls = getPrefixCls('popup')
const triggerRef = ref<HTMLElement | null>(null) const triggerRef = ref<HTMLElement | null>(null)
const floatingRef = ref<HTMLElement | null>(null) const floatingRef = ref<HTMLElement | null>(null)
const arrowRef = ref<HTMLElement | null>(null) const arrowRef = ref<HTMLElement | null>(null)
const visible = ref(false) const visible = ref(false)
// 使用 useFloating 管理浮动层和箭头 // 浮层样式和箭头数据
const { floatingStyles, middlewareData } = useFloating( const floatingStyles = ref({})
const middlewareData = ref({ arrow: {} as any })
let floatingInstance: ReturnType<typeof useFloating> | null = null
// 初始化 FloatingUI,确保触发节点 DOM 已挂载
const initFloating = async () => {
if (!triggerRef.value || floatingInstance)
return
await nextTick()
const { x, y, strategy, middlewareData: md, update } = useFloating(
triggerRef, triggerRef,
floatingRef, floatingRef,
{ {
@@ -34,77 +47,90 @@ export default defineComponent({
middleware: [offset(10), arrow({ element: arrowRef })], middleware: [offset(10), arrow({ element: arrowRef })],
}, },
) )
floatingInstance = { x, y, strategy, middlewareData: md, update }
// 监听 triggerRef 挂载完成 // watch 可见性变化,更新位置
onMounted(() => { watch(
console.log('triggerRef 已挂载:', triggerRef.value) // 正确打印 visible,
// 可以在此处调用 useFloating 的更新逻辑(如果有需要) (v) => {
}) if (v && floatingInstance?.update)
watch(triggerRef, (newVal) => { floatingInstance.update()
if (newVal !== null) { },
console.log('triggerRef 已挂载:', newVal) // 正确打印 DOM 元素 )
// watch x/y 变化,实时更新样式
watch([x, y, md], () => {
floatingStyles.value = {
position: strategy.value,
left: `${x.value ?? 0}px`,
top: `${y.value ?? 0}px`,
}
middlewareData.value = md.value
}, { immediate: true })
} }
}, { immediate: true }) // 立即执行一次(可选)
// 显示/隐藏/切换浮动层 // popup 显隐
const showPopup = () => (visible.value = true) const showPopup = () => { visible.value = true; initFloating() }
const hidePopup = () => (visible.value = false) const hidePopup = () => { visible.value = false }
const togglePopup = () => (visible.value = !visible.value) const togglePopup = () => { visible.value = !visible.value; initFloating() }
// 绑定事件
const eventProps: Record<string, (e: Event) => void> = {} const eventProps: Record<string, (e: Event) => void> = {}
if (props.trigger === 'hover') { if (props.trigger === 'hover') {
eventProps.onMouseenter = () => showPopup() eventProps.onMouseenter = showPopup
eventProps.onMouseleave = () => hidePopup() eventProps.onMouseleave = hidePopup
} }
else if (props.trigger === 'click') { else if (props.trigger === 'click') {
eventProps.onClick = () => togglePopup() eventProps.onClick = togglePopup
} }
else if (props.trigger === 'focus') { else if (props.trigger === 'focus') {
eventProps.onFocus = () => showPopup() eventProps.onFocus = showPopup
eventProps.onBlur = () => hidePopup() eventProps.onBlur = hidePopup
} }
// 获取 reference 插槽或默认插槽 return () => {
const slotContent = slots.reference?.() || slots.default?.() || [] const slotContent = slots.reference?.() || slots.default?.() || []
let triggerSlot: VNode | null = null let triggerSlot: VNode | null = null
// 单元素直接绑定事件,多元素套 span
if (slotContent.length === 1) { if (slotContent.length === 1) {
triggerSlot = cloneVNode(slotContent[0], { const child = slotContent[0]
ref: triggerRef, const isHoisted = child.patchFlag != null && child.patchFlag === -1
...eventProps,
}) if (!isHoisted) {
triggerSlot = cloneVNode(child, { ref: triggerRef, ...eventProps })
} }
else if (slotContent.length > 1) { else {
triggerSlot = ( triggerSlot = (
<span ref={triggerRef} style="display: inline-flex;"> <span ref={triggerRef} style="display:inline-flex;" {...eventProps}>
{slotContent.map(vnode => cloneVNode(vnode, { ...eventProps }))} {slotContent.map(v => cloneVNode(v))}
</span>
)
}
}
else {
triggerSlot = (
<span ref={triggerRef} style="display:inline-flex;" {...eventProps}>
{slotContent.map(v => cloneVNode(v))}
</span> </span>
) )
} }
return () => ( return (
<> <>
{/* 原位渲染触发元素 */}
{triggerSlot} {triggerSlot}
{/* 浮动层挂载到 body */}
<Teleport to="body"> <Teleport to="body">
{visible.value && ( {visible.value && (
<div ref={floatingRef} class={prefixCls} style={floatingStyles}> <div ref={floatingRef} class={prefixCls} style={floatingStyles.value}>
Popup 内容 Popup 内容
<div <div
class={`${prefixCls}-arrow`} class={`${prefixCls}-arrow`}
ref={arrowRef} ref={arrowRef}
style={{ style={{
position: 'absolute', position: 'absolute',
left: left: middlewareData.value.arrow?.x != null
middlewareData.value.arrow?.x != null
? `${middlewareData.value.arrow.x}px` ? `${middlewareData.value.arrow.x}px`
: undefined, : undefined,
top: top: middlewareData.value.arrow?.y != null
middlewareData.value.arrow?.y != null
? `${middlewareData.value.arrow.y}px` ? `${middlewareData.value.arrow.y}px`
: undefined, : undefined,
}} }}
@@ -114,5 +140,6 @@ export default defineComponent({
</Teleport> </Teleport>
</> </>
) )
}
}, },
}) })
+2 -2
View File
@@ -5,9 +5,9 @@
<template> <template>
<div class="page-center"> <div class="page-center">
<APopup trigger="click"> <APopup trigger="click">
<AButton style="margin-right: 12px;"> <button style="margin-right: 12px;">
测试 测试
</AButton> </button>
</APopup> </APopup>
</div> </div>
</template> </template>