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segmented-control.vue
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segmented-control.vue
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<template>
<view class="segmented-control" :class="styleType" :style="wrapStyle">
<view v-for="(item, index) in values" class="segmented-control-item" :class="styleType" :key="index" :style="index === currentIndex ? activeStyle : itemStyle"
@click="onClick(index)">
{{item}}
</view>
</view>
</template>
<script>
export default {
name: 'segmented-control',
props: {
current: {
type: Number,
default: 0
},
values: {
type: Array,
default () {
return [];
}
},
activeColor: {
type: String,
default: '#007aff'
},
styleType: {
type: String,
default: 'button'
}
},
data() {
return {
currentIndex: this.current
}
},
watch: {
current(val) {
if (val !== this.currentIndex) {
this.currentIndex = val;
}
}
},
computed: {
wrapStyle() {
let styleString = '';
switch (this.styleType) {
case 'text':
styleString = `border:0;`;
break;
default:
styleString = `border-color: ${this.activeColor}`;
break;
}
return styleString;
},
itemStyle() {
let styleString = '';
switch (this.styleType) {
case 'text':
styleString = `color:#000;border-left:0;`;
break;
default:
styleString = `color:${this.activeColor};border-color:${this.activeColor};`;
break;
}
return styleString;
},
activeStyle() {
let styleString = '';
switch (this.styleType) {
case 'text':
styleString = `color:${this.activeColor};border-left:0;border-bottom-style:solid;`;
break;
default:
styleString = `color:#fff;border-color:${this.activeColor};background-color:${this.activeColor}`;
break;
}
return styleString;
}
},
methods: {
onClick(index) {
if (this.currentIndex !== index) {
this.currentIndex = index;
this.$emit('clickItem', index);
}
}
},
}
</script>
<style>
.segmented-control {
display: flex;
flex-direction: row;
justify-content: center;
width: 100%;
font-size: 30upx;
border-radius: 12upx;
box-sizing: border-box;
margin: 0 auto;
overflow: hidden;
}
.segmented-control.button {
border: 1upx solid;
}
.segmented-control.text {
border: 0;
border-radius: 0upx;
}
.segmented-control-item {
flex: 1;
text-align: center;
line-height: 70upx;
box-sizing: border-box;
}
.segmented-control-item.button {
border-left: 1upx solid;
}
.segmented-control-item.text {
border-left: 0;
}
.segmented-control-item:first-child {
border-left-width: 0;
}
</style>