微信小程序 开发之顶部导航栏
需求:顶部导航栏
wxml:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | <!--导航条-->
<view class = "navbar" >
<text wx: for = "pw_navbar" data-idx= "pw_index" class = "item pw_currentTab==index ? 'active' : ''" wx:key= "unique" bindtap= "navbarTap" >pw_item</text>
</view>
<!--首页-->
<view hidden= "pw_currentTab!==0" >
tab_01
</view>
<!--搜索-->
<view hidden= "pw_currentTab!==1" >
tab_02
</view>
<!--我-->
<view hidden= "pw_currentTab!==2" >
tab_03
</view>
|
登入後複製
wxss:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 | 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;
}
|
登入後複製
js:
1 2 3 4 5 6 7 8 9 10 11 12 | var app = getApp()
Page({
data: {
navbar: ['首页', '搜索', '我'],
currentTab: 0
},
navbarTap: function (e){
this.setData({
currentTab: e.currentTarget.dataset.idx
})
}
})
|
登入後複製
以上是小程式中頂部導覽列範例程式碼的詳細內容。更多資訊請關注PHP中文網其他相關文章!