LongPressSegment.vue
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<template>
<div class="long-press-segment" ref="container">
<div class="long-press-segment__item" :class="{ active: index + 1 === value }" v-for="(item, index) in list" :key="index" @mousedown="handlePressStart(index + 1)" @mouseup="handlePressEnd" @mouseleave="handlePressEnd" @touchstart.prevent="handlePressStart(index + 1)" @touchend="handlePressEnd" @touchcancel="handlePressEnd">
{{ item.label }}
</div>
<!-- 滑动高亮条 - 保持不变 -->
<div
class="long-press-segment__slider"
:class="'long-press-segment__slider-position-' + value"
:style="{
background: value === 1 ? '#ffd700' : '#32b92b',
}"
></div>
</div>
</template>
<script>
export default {
name: 'LongPressSegment',
props: {
list: {
type: Array,
default: () => [],
},
value: {
type: Number,
default: 1,
},
},
data() {
return {
pressTimer: null,
pressDurationMs: 500,
}
},
methods: {
handlePressStart(val) {
this.clearPressTimer()
this.pressTimer = setTimeout(() => {
this.handleLongPressConfirm(val)
}, this.pressDurationMs)
},
handlePressEnd() {
this.clearPressTimer()
},
handleLongPressConfirm(val) {
this.clearPressTimer()
if (val === this.value) {
return
}
this.$emit('input', val) // 保持v-model原有逻辑
this.$emit('tab-change', val) // 新增：派发自定义切换事件，携带选中值
},
clearPressTimer() {
if (this.pressTimer) {
clearTimeout(this.pressTimer)
this.pressTimer = null
}
},
},
beforeDestroy() {
this.clearPressTimer()
},
}
</script>
<style src="../../styles/long-press-segment.css"></style>