微信小程序中顶部导航栏的实现
实例代码：
<view> <view data-current="0" bindtap="swichNav">11</view> <view data-current="1" bindtap="swichNav">22</view> <view data-current="2" bindtap="swichNav">33</view> <view data-current="3" bindtap="swichNav">44</view> <view data-current="4" bindtap="swichNav">55</view> </view> <swiper current="{{currentTab}}" duration="300" bindchange="bindChange"> <!-- 我是哈哈 --> <swiper-item> <view>我是哈哈</view> </swiper-item> <!-- 我是呵呵 --> <swiper-item> <view>我是呵呵</view> </swiper-item> <!-- 我是嘿嘿 --> <swiper-item> <view>我是嘿嘿</view> </swiper-item> <swiper-item> <view>我是嘿嘿</view> </swiper-item> <swiper-item> <view>我是嘿嘿</view> </swiper-item> </swiper>
.swiper-tab{ width: 100%; border-bottom: 2rpx solid #777777; text-align: center; line-height: 80rpx; } .swiper-tab-list{ font-size: 30rpx; display: inline-block; width: 20%; color: #777777; } .on{ color: #da7c0c; border-bottom: 5rpx solid #da7c0c;} .swiper-box{ display: block; height: 100%; width: 100%; overflow: hidden; } .swiper-box view{ text-align: center; }
var app = getApp() Page( { data: { /** * 页面配置 */ winWidth: 0, winHeight: 0, // tab切换 currentTab: 0, }, onLoad: function() { var that = this; /** * 获取系统信息 */ wx.getSystemInfo( { success: function( res ) { that.setData( { winWidth: res.windowWidth, winHeight: res.windowHeight }); } }); }, /** * 滑动切换tab */ bindChange: function( e ) { var that = this; that.setData( { currentTab: e.detail.current }); }, /** * 点击tab切换 */ swichNav: function( e ) { var that = this; if( this.data.currentTab === e.target.dataset.current ) { return false; } else { that.setData( { currentTab: e.target.dataset.current }) } }, /** * 点击分享 */ onShareAppMessage: function () { return { title: '装逼小程序', path: '/page/user?id=123' } } })