三级联动城市选择器使用

<template>
	<view class="body">
		<!-- 城市三级联动 -->
		<mpvueCityPicker themeColor="#007AFF" ref="mpvueCityPicker" :pickerValueDefault="cityPickerValueDefault"  @onConfirm="onConfirm"></mpvueCityPicker>
	</view>
</template>

<script>
	import mpvueCityPicker from '../../components/mpvue-citypicker/mpvueCityPicker.vue'
	export default {
		components: {
			mpvueCityPicker
		},
		data() {
			return {
				cityPickerValueDefault: [0,0,1],
				pickerText: '湖南省-长沙市'
			}
		},
		onBackPress() {
		  if (this.$refs.mpvueCityPicker.showPicker) {
		  	this.$refs.mpvueCityPicker.pickerCancel();
		    return true;
		  }
		},
		onUnload() {
			if (this.$refs.mpvueCityPicker.showPicker) {
				this.$refs.mpvueCityPicker.pickerCancel()
			}
		},
		methods: {
			// 城市三级联动
			showMulLinkageThreePicker() {
				this.$refs.mpvueCityPicker.show()
			},
			// 城市选中事件
			onConfirm(e) {
				this.pickerText = e.label;
			},
		}
	}
</script>