小程序 弹框

<view class="modal-mask" bindtap="hideModal" catchtouchmove="preventTouchMove" wx:if="{{showModal}}"></view>
<view class="modal-dialog" wx:if="{{showModal}}">
  <view class="modal-title">手机绑定</view>
  <view class="modal-content">
    <view class="modal-input">
      <input placeholder-class="input-holder" type="number" maxlength="11" id="tel" bindchange="inputChange" class="input" placeholder="请输入手机号"></input>
    </view>
  </view>
   <view class="modal-content">
    <view class="modal-input">
      <input placeholder-class="input-holder" type="number" maxlength="20" id="password" bindchange="inputChange" class="input" placeholder="请输入密码"></input>
    </view>
  </view>
  <view class="modal-footer">
    <view class="btn-cancel" bindtap="onCancel" data-status="cancel">取消</view>
    <view class="btn-confirm" bindtap="onConfirm" data-status="confirm">确定</view>
  </view>

.show-btn {
  margin-top: 100rpx;
  color: #22cc22;
}

.modal-mask {
  width: 100%;
  height: 100%;
  position: fixed;
  top: 0;
  left: 0;
  background: #000;
  opacity: 0.5;
  overflow: hidden;
  z-index: 9000;
  color: #fff;
}

.modal-dialog {
  width: 540rpx;
  overflow: hidden;
  position: fixed;
  top: 50%;
  left: 0;
  z-index: 9999;
  background: #f9f9f9;
  margin: -180rpx 105rpx;
  border-radius: 36rpx;
}

.modal-title {
  padding-top: 50rpx;
  font-size: 36rpx;
  color: #030303;
  text-align: center;
}

.modal-content {
  padding: 23rpx 32rpx;
}

.modal-input {
  display: flex;
  background: #fff;
  border: 2rpx solid #ddd;
  border-radius: 4rpx;
  font-size: 28rpx;
}


.input {
  width: 100%;
  height: 82rpx;
  font-size: 28rpx;
  line-height: 28rpx;
  padding: 0 20rpx;
  box-sizing: border-box;
  color: #333;
}

input-holder {
  color: #666;
  font-size: 28rpx;
}

.modal-footer {
  display: flex;
  flex-direction: row;
  height: 86rpx;
  border-top: 1px solid #dedede;
  font-size: 34rpx;
  line-height: 86rpx;
}

.btn-cancel {
  width: 50%;
  color: #666;
  text-align: center;
  border-right: 1px solid #dedede;
}

.btn-confirm {
  width: 50%;
  color: #ec5300;
  text-align: center;
}

Page({

 data:{
    nullHouse:true,  //先设置隐藏
        },
 onLoad:function(options){
     // 页面初始化 options为页面跳转所带来的参数
  },
  onReady:function(){
    // 页面渲染完成
  },
  onShow:function(){
    // 页面显示
  },
  onHide:function(){
    // 页面隐藏
  },
  onUnload:function(){
    // 页面关闭
  },
 clickArea:function(){
   var that = this;
   this.setData({
    nullHouse:false, //弹窗显示
    }) 
   setTimeout(function(){
    that.data.nullHouse = true, //1秒之后弹窗隐藏
     },1000)
  },
})