微信小程序实现tab页面切换效果

本文实例为大家分享了微信小程序实现tab页面切换的具体代码，供大家参考，具体内容如下html页面viewclass=bgwhitescroll-viewscroll-x=true...

本文实例为大家分享了微信小程序实现tab页面切换的具体代码，供大家参考，具体内容如下

html 页面

<view class="bgwhite">
  <scroll-view scroll-x="true">
    <view class="width100 row nowrap">
      <view class="f32 c666 p-tb-20 p-lr-30 {{currentData == 0 ? 'topic' : ''}}" data-current="0" bindtap='checkCurrent'>第1题</view>
      <view class="f32 c666 p-tb-20 p-lr-30 {{currentData == 1 ? 'topic' : ''}}" data-current="1" bindtap='checkCurrent'>第2题</view>
      <view class="f32 c666 p-tb-20 p-lr-30 {{currentData == 2 ? 'topic' : ''}}" data-current="2" bindtap='checkCurrent'>第3题</view>
      <view class="f32 c666 p-tb-20 p-lr-30 {{currentData == 3 ? 'topic' : ''}}" data-current="3" bindtap='checkCurrent'>第4题</view>
      <view class="f32 c666 p-tb-20 p-lr-30 {{currentData == 4 ? 'topic' : ''}}" data-currephpnt="4" bindtap='checkCurrent'>第5题</view>
      <view class="f32 c666 p-tb-20 p-lr-30 {{currentData == 5 ? 'topic' : ''}}" data-current="5" bindtap='checkCurrent'>第6题</view>
    </view>
  </scroll-view>
</view>
<swiper current="{{currentData}}" class='width100' style="height:600px;" duration="300" bindchange="bindchange">
  <swiper-item>
    <view class="m-lr-20">
      <view class="row p-t-30 p-b-10">
        <view class="radio_singel f22 p-lr-10">单选</view>
        <view class="m-l-20 weight500 f28">题目1</view>
      </view>
      <radio-group bindchange="radioChange">
        <label class="row alignitems bgwhite p-tb-25 p-lr-20 radius15 m-t-20">
        <view class="weui-cell__hd">
          <radio checked="true" color="#1989f9"/>
        </view>
        <view class="f30 weight500 m-l-10">A、1111</view>
        </label>
        <label class="row alignitems bgwhite p-tb-25 p-lr-20 radius15 m-t-20">
        <view class="weui-cell__hd">
          <radio color="#1989f9"/>
        </view>
        <view class="f30 weight500 m-l-10">B、2222</view>
        </label>
        <label class="row alignitems bgwhite p-tb-25 p-lr-20 radius15 m-t-20">
        <view class="weui-cell__hd">
          <radio color="#1989f9"/>
        </view>
        <view class="f30 weight500 m-l-10">C、3333</view>
        </label>
        <label class="row alignitems bgwhite p-tb-25 p-lr-20 radius15 m-t-20">
        <view class="weui-cell__hd">
          <radio color="#1989f9"/>
        </view>
        <view class="f30 weight500 m-l-10">D、4444</view>
        </label>
      </radio-group>
    </view>
  </swiper-item>
  <swiper-item>
    <view class="m-lr-20">
      <view class="row p-t-30 p-b-10">
        <view class="radio_singel f22 p-lr-10">单选</view>
        <view class="m-l-20 weight500 f28">题目2</view>
      </view>
      <video src="" style="width:100%;"></video>
      <radio-group bindchange="radioChange">
        <label class="row alignitems bgwhite p-tb-25 p-lr-20 radius15 m-t-20">
        <view class="weui-cell__hd">
          <radio checked="true" color="#1989f9"/>
        </view>
        <view class="f30 weight500 m-l-10">A、1111</view>
        </label>
        <label class="row alignitems bgwhite p-tb-25 p-lr-20 radius15 m-t-20">
        <view class="weui-cell__hd">
          <radio color="#1989f9"/>
        </view>
        <view class="f30 weight500 m-l-10">B、2222</view>
        </label>
        <label class="row alignitems bgwhite p-tb-25 p-lr-20 radius15 m-t-20">
        <view class="weui-cell__hd">
          <radio color="#1989f9"/>
        </view>
        <view class="f30 weight500 m-l-10">C、3333</view>
        </label>
        <label class="row alignitems bgwhite p-tb-25 p-lr-20 radius15 m-t-20">
        <view class="weui-cell__hd">
          <radio color="#1989f9"/>
        </view>
        <view class="f30 weight500 m-androidl-10">D、4444</view>
        </label>
      </radio-group>
    </view>
  </swiper-item>
  <swiper-item>
  </swiper-item>
  <swiper-item>
  </swiper-item>
  <swiper-item>
  </swiper-item>
</swiper>

<view class="footer p-tb-25">
  <view class="m-lr-30 row just-btw">
    <view class="row alignitems" bindtap="prevClick">
      <image src="../../images/prev_icon.png" mode="ASPectFit" style="width:48rpx;height:42rpx;"></image>
      <view class="f36 weight500 m-l-10">上一题</view>
    </view>
    <view class="jiaojuanbtn f30 white p-tb-20">交卷</view>
    <view class="row alignitems" bindtap="nextClick">
      <view class="f36 weight500 m-r-10">下一题</view>
      <image src="../../images/next_icon.png" mode="aspectFit" style="width:48rpx;height:42rpx;"></image>
    </view>
  </view>
</view>

css样式

.topic{
  position: relative;
  color:#000;
}
.topic::before{
  position: absolute;
  content:"";
  width:80rpx;
  height:6rpx;
  background: #1989f9;
  border-radius: 20rpx;
  bottom: 0;
  left:50%;
  transform: translateX(-50%);
}
.radio_singel{
  background: #e6f7ff;
  border:1px solid #91d4fe;
  color:#1890ff;
}
.footer{
  position: fixed;
  bottom: 0;
  background-color: #fff;
  left:0;
  right:0;
}

js 页面

data: {
    currentData:0,
  },
 //获取当前滑块的index
  bindchange(e){
    const that = this;
    that.setData({
      currentData: e.detail.current
    })
  },
  //点击切换，滑块index赋值
  checkCurrent(e){
    const that = this;

    if (that.data.currentData === e.target.dataset.current){
      return false;
    }else{
      that.setData({
        currentData: e.target.dataset.current
      })
    }
  },
  //上一题
  prevClick(){
    var currentData = this.data.currentData - 1
    if(currentData + 1 == 0){
      wx.showToast({
       title: '这是第1题了',
      })
    }else{
      this.setData({
        currentData:currentData
      })
    }
  },
  //下一题
  nextClick(){
    this.setData({
      currentData:this.data.currentData + 1
    })
  },

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持我们。