ec.uniapp-master/pages/index/classification/classification.vue

<template>
	<view>
		<lf-nav :title="current == 1 ? '品牌' : ''" :showIcon="true" :search="showNavDiy" bgColor="#ffffff"></lf-nav>
		<view class="tabs">
			<view class="lf-tab" :class="{'tab-active': current == 0}" @click="current = 0">分类</view>
			<view class="lf-tab" :class="{'tab-active': current == 1}" @click="current = 1">品牌</view>
		</view>

		<lf-tabbar></lf-tabbar>
	</view>

</template>
<script>
	import {
		pageLogin,
		getUrl,
		config
	} from '@/common/js/utils.js';
	import lfNav from '@/components/lf-nav/lf-nav.vue';
	import lfTabbar from '@/components/lf-tabbar/lf-tabbar.vue';

	export default {
		components: {
			lfNav,
			lfTabbar
		},
		data() {
			return {
				classData: '',
				screenWidth: '',
				activeIndex: 0,
				init: false,
				imgHeight:'',
				current: 0
			};
		},
		computed: {
			showNavDiy(){
				return this.current == 0;
			}
		},
		onLoad() {
			this.classificationList();
			wx.getSystemInfo({
				success: res => {
					this.screenWidth = res.screenWidth;

				}
			});
		},
		methods: {
			//切换menu
			change(e) {
				var activeIndex = e.currentTarget.dataset.index;
				this.activeIndex = activeIndex;
			},

			jumpItem(e) {
				var url = e.currentTarget.dataset.url;
				wx.navigateTo({
					url: url
				});
			},

			imgLoad(e) {
				var height = e.detail.height;
				var width = e.detail.width;
				var ratio = width / height;
				var screenWidth = this.screenWidth;
				this.imgHeight = screenWidth / ratio;
			},

			classificationList() {
				wx.showLoading({
					title: '加载中',
					mask: true
				});
				this.$http.get({
					api: 'api/home/getHomeCategoryList'
				}).then(res => {
					if (res.statusCode == 200) {
						res = res.data;
						if (res.status) {
							this.init = true;
							this.classData = res.data;
						} else {
							wx.showModal({
								content: '请求失败',
								showCancel: false
							});
						}
					} else {
						wx.showModal({
							content: '请求失败',
							showCancel: false
						});
					}

					wx.hideLoading();
				}, err => {
					wx.showModal({
						content: '请求失败',
						showCancel: false
					});
					wx.hideLoading();
				});
			},


		},
	};
</script>

<style>
	page{
		background-color: #FFFFFF;
	}
</style>
<style lang="scss" scoped>
	.tabs{
		width: 750rpx;
		height: 90rpx;
		display: flex;
		justify-content: space-between;
		border-bottom: 1rpx solid #e5e5e5;
		.lf-tab{
			width: 50%;
			display: flex;
			align-items: center;
			justify-content: center;
			font-size: 28rpx;
			color: #777777;
			position: relative;
			&.tab-active{
				color: #15716E;
			}
			&.tab-active::after{
				content: '';
				position: absolute;
				bottom: 0;
				left: 50%;
				width: 80rpx;
				height: 10rpx;
				background-color: #15716E;
				border-radius: 10rpx 10rpx 0 0;
				margin-left: -40rpx;
			}
		}
	}
</style>