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OpenIsle/frontend_nuxt/components/ToolTip.vue
2025-08-15 10:31:53 +08:00

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<template>
<div class="tooltip-wrapper" ref="wrapperRef">
<!-- 触发器 -->
<div
class="tooltip-trigger"
@mouseenter="handleMouseEnter"
@mouseleave="handleMouseLeave"
@click="handleClick"
@focus="handleFocus"
@blur="handleBlur"
:tabindex="focusable ? 0 : -1"
>
<slot />
</div>
<!-- 提示内容 -->
<Transition name="tooltip-fade">
<div
v-if="visible"
ref="tooltipRef"
class="tooltip-content"
:class="[
`tooltip-${placement}`,
{ 'tooltip-dark': dark },
{ 'tooltip-light': !dark }
]"
:style="tooltipStyle"
role="tooltip"
:aria-describedby="ariaId"
>
<div class="tooltip-inner">
<slot name="content">
{{ content }}
</slot>
</div>
<div class="tooltip-arrow" :class="`tooltip-arrow-${placement}`"></div>
</div>
</Transition>
</div>
</template>
<script>
import { ref, computed, onMounted, onBeforeUnmount, nextTick, useId, watch } from 'vue'
export default {
name: 'ToolTip',
props: {
// 提示内容
content: {
type: String,
default: ''
},
// 触发方式hover、click、focus
trigger: {
type: String,
default: 'hover',
validator: (value) => ['hover', 'click', 'focus', 'manual'].includes(value)
},
// 位置top、bottom、left、right
placement: {
type: String,
default: 'top',
validator: (value) => ['top', 'bottom', 'left', 'right'].includes(value)
},
// 是否启用暗色主题
dark: {
type: Boolean,
default: false
},
// 延迟显示时间(毫秒)
delay: {
type: Number,
default: 100
},
// 是否禁用
disabled: {
type: Boolean,
default: false
},
// 是否可通过Tab键聚焦
focusable: {
type: Boolean,
default: true
},
// 偏移距离
offset: {
type: Number,
default: 8
},
// 最大宽度
maxWidth: {
type: [String, Number],
default: '200px'
}
},
emits: ['show', 'hide'],
setup(props, { emit }) {
const wrapperRef = ref(null)
const tooltipRef = ref(null)
const visible = ref(false)
const ariaId = ref(`tooltip-${useId()}`)
let showTimer = null
let hideTimer = null
// 计算tooltip样式
const tooltipStyle = computed(() => {
const maxWidth = typeof props.maxWidth === 'number'
? `${props.maxWidth}px`
: props.maxWidth
return {
maxWidth,
zIndex: 2000
}
})
// 显示tooltip
const show = () => {
if (props.disabled) return
clearTimeout(hideTimer)
showTimer = setTimeout(() => {
visible.value = true
emit('show')
nextTick(() => {
updatePosition()
})
}, props.delay)
}
// 隐藏tooltip
const hide = () => {
clearTimeout(showTimer)
hideTimer = setTimeout(() => {
visible.value = false
emit('hide')
}, 100)
}
// 立即显示用于manual模式
const showImmediately = () => {
if (props.disabled) return
clearTimeout(hideTimer)
clearTimeout(showTimer)
visible.value = true
emit('show')
nextTick(() => {
updatePosition()
})
}
// 立即隐藏用于manual模式
const hideImmediately = () => {
clearTimeout(showTimer)
clearTimeout(hideTimer)
visible.value = false
emit('hide')
}
// 更新位置
const updatePosition = () => {
if (!wrapperRef.value || !tooltipRef.value) return
const trigger = wrapperRef.value.querySelector('.tooltip-trigger')
const tooltip = tooltipRef.value
if (!trigger) return
const triggerRect = trigger.getBoundingClientRect()
const tooltipRect = tooltip.getBoundingClientRect()
let top = 0
let left = 0
switch (props.placement) {
case 'top':
top = triggerRect.top - tooltipRect.height - props.offset
left = triggerRect.left + (triggerRect.width - tooltipRect.width) / 2
break
case 'bottom':
top = triggerRect.bottom + props.offset
left = triggerRect.left + (triggerRect.width - tooltipRect.width) / 2
break
case 'left':
top = triggerRect.top + (triggerRect.height - tooltipRect.height) / 2
left = triggerRect.left - tooltipRect.width - props.offset
break
case 'right':
top = triggerRect.top + (triggerRect.height - tooltipRect.height) / 2
left = triggerRect.right + props.offset
break
}
// 边界检测
const padding = 8
const viewportWidth = window.innerWidth
const viewportHeight = window.innerHeight
if (left < padding) {
left = padding
} else if (left + tooltipRect.width > viewportWidth - padding) {
left = viewportWidth - tooltipRect.width - padding
}
if (top < padding) {
top = padding
} else if (top + tooltipRect.height > viewportHeight - padding) {
top = viewportHeight - tooltipRect.height - padding
}
tooltip.style.position = 'fixed'
tooltip.style.top = `${top}px`
tooltip.style.left = `${left}px`
}
// 事件处理
const handleMouseEnter = () => {
if (props.trigger === 'hover') {
show()
}
}
const handleMouseLeave = () => {
if (props.trigger === 'hover') {
hide()
}
}
const handleClick = () => {
if (props.trigger === 'click') {
if (visible.value) {
hide()
} else {
show()
}
}
}
const handleFocus = () => {
if (props.trigger === 'focus') {
show()
}
}
const handleBlur = () => {
if (props.trigger === 'focus') {
hide()
}
}
// 点击外部隐藏
const handleClickOutside = (event) => {
if (props.trigger === 'click' && wrapperRef.value && !wrapperRef.value.contains(event.target)) {
hide()
}
}
// 窗口大小改变时重新计算位置
const handleResize = () => {
if (visible.value) {
updatePosition()
}
}
// 监听禁用状态变化
watch(() => props.disabled, (newVal) => {
if (newVal && visible.value) {
hideImmediately()
}
})
onMounted(() => {
document.addEventListener('click', handleClickOutside)
window.addEventListener('resize', handleResize)
window.addEventListener('scroll', handleResize)
})
onBeforeUnmount(() => {
clearTimeout(showTimer)
clearTimeout(hideTimer)
document.removeEventListener('click', handleClickOutside)
window.removeEventListener('resize', handleResize)
window.removeEventListener('scroll', handleResize)
})
return {
wrapperRef,
tooltipRef,
visible,
ariaId,
tooltipStyle,
handleMouseEnter,
handleMouseLeave,
handleClick,
handleFocus,
handleBlur,
// 暴露给父组件的方法
show: showImmediately,
hide: hideImmediately
}
}
}
</script>
<style scoped>
.tooltip-wrapper {
position: relative;
display: inline-block;
}
.tooltip-trigger {
display: inline-block;
outline: none;
}
.tooltip-content {
position: fixed;
pointer-events: none;
z-index: 2000;
}
.tooltip-inner {
padding: 8px 12px;
border-radius: 6px;
font-size: 14px;
line-height: 1.4;
word-wrap: break-word;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}
/* 亮色主题 */
.tooltip-light .tooltip-inner {
background-color: var(--background-color);
color: var(--text-color);
border: 1px solid var(--normal-border-color);
}
/* 暗色主题 */
.tooltip-dark .tooltip-inner {
background-color: rgba(0, 0, 0, 0.9);
color: white;
}
/* 箭头基础样式 */
.tooltip-arrow {
position: absolute;
width: 0;
height: 0;
border-style: solid;
}
/* 顶部箭头 */
.tooltip-top .tooltip-arrow-top {
bottom: -6px;
left: 50%;
transform: translateX(-50%);
border-width: 6px 6px 0 6px;
}
.tooltip-light.tooltip-top .tooltip-arrow-top {
border-color: var(--normal-border-color) transparent transparent transparent;
}
.tooltip-light.tooltip-top .tooltip-arrow-top::after {
content: '';
position: absolute;
top: -7px;
left: -6px;
border-width: 6px 6px 0 6px;
border-style: solid;
border-color: var(--background-color) transparent transparent transparent;
}
.tooltip-dark.tooltip-top .tooltip-arrow-top {
border-color: rgba(0, 0, 0, 0.9) transparent transparent transparent;
}
/* 底部箭头 */
.tooltip-bottom .tooltip-arrow-bottom {
top: -6px;
left: 50%;
transform: translateX(-50%);
border-width: 0 6px 6px 6px;
}
.tooltip-light.tooltip-bottom .tooltip-arrow-bottom {
border-color: transparent transparent var(--normal-border-color) transparent;
}
.tooltip-light.tooltip-bottom .tooltip-arrow-bottom::after {
content: '';
position: absolute;
top: 1px;
left: -6px;
border-width: 0 6px 6px 6px;
border-style: solid;
border-color: transparent transparent var(--background-color) transparent;
}
.tooltip-dark.tooltip-bottom .tooltip-arrow-bottom {
border-color: transparent transparent rgba(0, 0, 0, 0.9) transparent;
}
/* 左侧箭头 */
.tooltip-left .tooltip-arrow-left {
right: -6px;
top: 50%;
transform: translateY(-50%);
border-width: 6px 0 6px 6px;
}
.tooltip-light.tooltip-left .tooltip-arrow-left {
border-color: transparent transparent transparent var(--normal-border-color);
}
.tooltip-light.tooltip-left .tooltip-arrow-left::after {
content: '';
position: absolute;
top: -6px;
left: -7px;
border-width: 6px 0 6px 6px;
border-style: solid;
border-color: transparent transparent transparent var(--background-color);
}
.tooltip-dark.tooltip-left .tooltip-arrow-left {
border-color: transparent transparent transparent rgba(0, 0, 0, 0.9);
}
/* 右侧箭头 */
.tooltip-right .tooltip-arrow-right {
left: -6px;
top: 50%;
transform: translateY(-50%);
border-width: 6px 6px 6px 0;
}
.tooltip-light.tooltip-right .tooltip-arrow-right {
border-color: transparent var(--normal-border-color) transparent transparent;
}
.tooltip-light.tooltip-right .tooltip-arrow-right::after {
content: '';
position: absolute;
top: -6px;
left: 1px;
border-width: 6px 6px 6px 0;
border-style: solid;
border-color: transparent var(--background-color) transparent transparent;
}
.tooltip-dark.tooltip-right .tooltip-arrow-right {
border-color: transparent rgba(0, 0, 0, 0.9) transparent transparent;
}
/* 过渡动画 */
.tooltip-fade-enter-active,
.tooltip-fade-leave-active {
transition: all 0.2s ease;
}
.tooltip-fade-enter-from {
opacity: 0;
transform: scale(0.8);
}
.tooltip-fade-leave-to {
opacity: 0;
transform: scale(0.8);
}
/* 响应式调整 */
@media (max-width: 768px) {
.tooltip-inner {
padding: 6px 10px;
font-size: 13px;
max-width: 250px;
}
}
/* 键盘导航样式 */
.tooltip-trigger:focus-visible {
outline: 2px solid var(--primary-color);
outline-offset: 2px;
border-radius: 4px;
}
</style>