时间:2021-07-01 10:21:17 帮助过:21人阅读
微信小程序 开发之顶部导航栏
需求:顶部导航栏
效果图:
wxml:
<!--导航条--> <view class="navbar"> <text wx:for="{{navbar}}" data-idx="{{index}}" class="item {{currentTab==index ? 'active' : ''}}" wx:key="unique" bindtap="navbarTap">{{item}}</text> </view> <!--首页--> <view hidden="{{currentTab!==0}}"> tab_01 </view> <!--搜索--> <view hidden="{{currentTab!==1}}"> tab_02 </view> <!--我--> <view hidden="{{currentTab!==2}}"> tab_03 </view>
wxss:
page{ display: flex; flex-direction: column; height: 100%; } .navbar{ flex: none; display: flex; background: #fff; } .navbar .item{ position: relative; flex: auto; text-align: center; line-height: 80rpx; } .navbar .item.active{ color: #FFCC00; } .navbar .item.active:after{ content: ""; display: block; position: absolute; bottom: 0; left: 0; right: 0; height: 4rpx; background: #FFCC00; }
js:
var app = getApp() Page({ data: { navbar: ['首页', '搜索', '我'], currentTab: 0 }, navbarTap: function(e){ this.setData({ currentTab: e.currentTarget.dataset.idx }) } })
运行:
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