subsection.vue
2.52 KB
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<template>
<div class="u-subsection" ref="container">
<div class="u-subsection-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="slider"
:class="'slider-position-' + value"
:style="{
background: value === 1 ? '#ffd700' : '#32b92b',
}"
></div>
</div>
</template>
<script>
export default {
name: 'USubsection',
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 scoped>
.u-subsection {
width: 16vw;
height: 3vw;
display: flex;
position: relative;
background: #e0e0e0;
border-radius: 0.6vw;
margin: 0;
overflow: hidden;
border: 0.12vw solid #3f3e3e;
box-shadow: 0.2vw 0.2vw 0.2vw #333, 0.3vw 0.3vw 1vw rgba(0, 0, 0, 0.3);
}
.u-subsection-item {
flex: 1;
padding: 0.5vw 0;
cursor: pointer;
font-size: 0.9vw;
color: #333;
position: relative;
z-index: 2;
display: flex;
align-items: center;
justify-content: center;
text-align: center;
user-select: none;
}
.u-subsection-item.active {
color: black;
/* text-shadow: 0.1vw 0.1vw 0.2vw rgba(0, 0, 0, 0.3); */
}
.slider {
width: 6.6vw;
height: 2.2vw;
position: absolute;
top: 0.3vw;
border-radius: 0.4vw;
z-index: 1;
box-shadow: 0 0.1vw 0.3vw rgba(0, 0, 0, 0.2);
transition: all 0.3s ease;
}
/* 固定位置版本 */
.slider-position-1 {
left: 0.5vw;
width: 6.8vw;
background: #ffd700 !important; /* 强制黄色 */
}
.slider-position-2 {
left: 8.6vw;
width: 6.8vw;
background: #32b92b !important; /* 强制绿色 */
}
</style>