You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 

246 lines
6.6 KiB

<template>
<su-popup :show="show" @close="onCancel" round="20">
<view class="ui-region-picker">
<su-toolbar
:cancelColor="cancelColor"
:confirmColor="confirmColor"
:cancelText="cancelText"
:confirmText="confirmText"
title="选择区域"
@cancel="onCancel"
@confirm="onConfirm('confirm')"
></su-toolbar>
<view class="ui-picker-body">
<picker-view
:value="state.currentIndex"
@change="change"
class="ui-picker-view"
@pickstart="pickstart"
@pickend="pickend"
>
<picker-view-column>
<view class="ui-column-item" v-for="province in provinceList" :key="province.id">
<view :style="getSizeByNameLength(province.name)">{{ province.name }}</view>
</view>
</picker-view-column>
<picker-view-column>
<view class="ui-column-item" v-for="city in cityList" :key="city.id">
<view :style="getSizeByNameLength(city.name)">{{ city.name }}</view>
</view>
</picker-view-column>
<picker-view-column>
<view class="ui-column-item" v-for="district in districtList" :key="district.id">
<view :style="getSizeByNameLength(district.name)">{{ district.name }}</view>
</view>
</picker-view-column>
</picker-view>
</view>
</view>
</su-popup>
</template>
<script setup>
/**
* picker picker弹出选择器
* @property {Object} params 需要显示的参
* @property {Boolean} safe-area-inset-bottom 是否开启底部安全区适配(默认false)
* @property {Boolean} show-time-tag 时间模式时,是否显示后面的年月日中文提示
* @property {String} cancel-color 取消按钮的颜色
* @property {String} confirm-color 确认按钮的颜色
* @property {String} confirm-text 确认按钮的文字
* @property {String} cancel-text 取消按钮的文字
* @property {String} default-region 默认选中的地区,
* @property {String} default-code 默认选中的地区
* @property {Boolean} mask-close-able 是否允许通过点击遮罩关闭Picker(默认true)
* @property {String Number} z-index 弹出时的z-index值(默认1075)
* @property {Array} default-selector 数组形式,其中每一项表示选择了range对应项中的第几个
* @property {String} range-key 当range参数的元素为对象时,指定Object中的哪个key的值作为选择器显示内容
* @event {Function} confirm 点击确定按钮,返回当前选择的值
* @event {Function} cancel 点击取消按钮,返回当前选择的值
*/
import { computed, reactive } from 'vue';
const props = defineProps({
show: {
type: Boolean,
default: false,
},
// "取消"按钮的颜色
cancelColor: {
type: String,
default: '#6666',
},
// "确定"按钮的颜色
confirmColor: {
type: String,
default: 'var(--ui-BG-Main)',
},
// 取消按钮的文字
cancelText: {
type: String,
default: '取消',
},
// 确认按钮的文字
confirmText: {
type: String,
default: '确认',
},
});
const areaData = uni.getStorageSync('areaData');
const getSizeByNameLength = (name) => {
let length = name.length;
if (length <= 7) return '';
if (length < 9) {
return 'font-size:28rpx';
} else {
return 'font-size: 24rpx';
}
};
const state = reactive({
currentIndex: [0, 0, 0],
moving: false, // 列是否还在滑动中,微信小程序如果在滑动中就点确定,结果可能不准确
});
const emits = defineEmits(['confirm', 'cancel', 'change']);
const provinceList = areaData;
const cityList = computed(() => {
return areaData[state.currentIndex[0]].children;
});
const districtList = computed(() => {
return cityList.value[state.currentIndex[1]]?.children;
});
// 标识滑动开始,只有微信小程序才有这样的事件
const pickstart = () => {
// #ifdef MP-WEIXIN
state.moving = true;
// #endif
};
// 标识滑动结束
const pickend = () => {
// #ifdef MP-WEIXIN
state.moving = false;
// #endif
};
const init = () => {};
const onCancel = () => {
emits('cancel');
};
// 用户更改picker的列选项
const change = (e) => {
if (
state.currentIndex[0] === e.detail.value[0] &&
state.currentIndex[1] === e.detail.value[1]
) {
// 不更改省市区列表
state.currentIndex[2] = e.detail.value[2];
return;
} else {
// 更改省市区列表
if (state.currentIndex[0] !== e.detail.value[0]) {
e.detail.value[1] = 0;
}
e.detail.value[2] = 0;
state.currentIndex = e.detail.value;
}
emits('change', state.currentIndex);
};
// 用户点击确定按钮
const onConfirm = (event = null) => {
// #ifdef MP-WEIXIN
if (state.moving) return;
// #endif
let index = state.currentIndex;
let province = provinceList[index[0]];
let city = cityList.value[index[1]];
let district = districtList.value[index[2]];
let result = {
province_name: province.name,
province_id: province.id,
city_name: city.name,
city_id: city.id,
district_name: district.name,
district_id: district.id,
};
if (event) emits(event, result);
};
</script>
<style lang="scss" scoped>
.ui-region-picker {
position: relative;
z-index: 999;
}
.ui-picker-view {
height: 100%;
box-sizing: border-box;
}
.ui-picker-header {
width: 100%;
height: 90rpx;
padding: 0 40rpx;
display: flex;
justify-content: space-between;
align-items: center;
box-sizing: border-box;
font-size: 30rpx;
background: #fff;
position: relative;
}
.ui-picker-header::after {
content: '';
position: absolute;
border-bottom: 1rpx solid #eaeef1;
-webkit-transform: scaleY(0.5);
transform: scaleY(0.5);
bottom: 0;
right: 0;
left: 0;
}
.ui-picker__title {
color: #333;
}
.ui-picker-body {
width: 100%;
height: 500rpx;
overflow: hidden;
background-color: #fff;
}
.ui-column-item {
display: flex;
align-items: center;
justify-content: center;
font-size: 32rpx;
color: #333;
padding: 0 8rpx;
}
.ui-btn-picker {
padding: 16rpx;
box-sizing: border-box;
text-align: center;
text-decoration: none;
}
.ui-opacity {
opacity: 0.5;
}
.ui-btn-picker--primary {
color: blue;
}
.ui-btn-picker--tips {
color: red;
}
</style>