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wx.getSystemInfo windowWidth为0

navigateto之后进去页面,不管从onload  onready 还是onshow都有概率出现取不到长宽的问题,手机是小米5s

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3 个回答

  • 蔡振军
    蔡振军
    2017-11-29

    <!--pages/guide-page/guide-page.wxml-->

    <view class="root">

    <swiper class="swiper" style='width:100%;height:{{systemInfo.windowHeight}}px'>

    <swiper-item class="swiper-item" style="width:100%;height:100%">

    <image src="http://picture.fiteam.mejimeji.net/guide-page/1.png" style="width:100%;height:100%" class="slide-image" mode="aspectFit" />

    </swiper-item>

    <swiper-item class="swiper-item" style="width:100%;height:100%">

    <image src="http://picture.fiteam.mejimeji.net/guide-page/2.png" style="width:100%;height:100%" class="slide-image" mode="aspectFit" />

    </swiper-item>

    <swiper-item class="swiper-item" style="width:100%;height:100%">

    <image src="http://picture.fiteam.mejimeji.net/guide-page/3.png" style="width:100%;height:100%" class="slide-image" mode="aspectFit" />

    </swiper-item>

    <swiper-item class="swiper-item" style="width:100%;height:100%">

    <image src="http://picture.fiteam.mejimeji.net/guide-page/4.png" style="width:100%;height:100%" class="slide-image" mode="aspectFit" />

    </swiper-item>

    </swiper>

    <!-- <image src="/images/icons/enter_fiteam.png" class='enter' mode="aspectFit"></image> -->

    </view>


    2017-11-29
    有用
    回复
  • 蔡振军
    蔡振军
    2017-11-29


    小程序首页

    /**

      * 生命周期函数--监听页面加载

      */

    onLoad: function (options) {

    var app = getApp();

    var that = this;


    //读取屏幕尺寸

    var sysInfo = wx.getSystemInfo({

    success: function (res) {

    var windowWidth = res.windowWidth;

    that.setData({ windowWidth });

    },

    });


    wx.navigateTo({

    url: '/pages/guide-page/guide-page',

    });

    },

    跳转后的页面


    2017-11-29
    有用
    回复
  • 韬々
    韬々
    2017-11-29

    你好,请提供一下出现问题的机型和微信版本,以及能复现问题的简单代码示例和出现问题的截图。

    2017-11-29
    有用
    回复
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