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wxml
<!--pages/share/share.wxml-->
<view class="container share">
<image src="/icon/fenxiang_beijing.png"></image>
<view class="share-con">
<image src="/icon/fenxiang_juxing.png" class="white"></image>
<view class="a-tit">{{code.title}}</view>
<canvas class='code' canvas-id='canvas'></canvas>
<!-- <image src="/icon/erweima.png" class="code"></image> -->
<!-- <button class="btn" open-type="share" bindtap="save">保存二维码</button> -->
<view class="my_code">邀请码:{{my_code}}</view>
<button class="btn" bindtap="save">保存二维码</button>
<button class="copy-btn" bindtap="copywxtap">复制链接</button>
</view>
</view>
js
// pages/share/share.js var QRCode= require('../../utils/qrcode.js') const App = getApp(); var qrcode; Page({ /** * 页面的初始数据 */ data: { code: {}, my_code: '' }, /** * 生命周期函数--监听页面加载 */ onLoad: function (options) { this.setData({ my_code: options.code }) this.my_share(); }, my_share(){ let _this = this; App._post_form('user/my_share',{}, function (res) { if(res.code==1){ qrcode = new QRCode('canvas', { text: res.data.share_url, width: 120, height: 120, colorDark: "#000000", colorLight: "#ffffff", correctLevel: QRCode.CorrectLevel.H, }); // qrcode.makeCode(res.data.share_url); _this.setData({ code: res.data }) } }); }, copywxtap: function () { let _this = this; wx.setClipboardData({ data: _this.data.code.share_url, success: function (res) { wx.getClipboardData({ success: function (res) { // console.log(res.data); } }) } }) }, save: function() { wx.showActionSheet({ itemList: ['保存图片'], success: function(res) { if (res.tapIndex == 0) { qrcode.exportImage(function(path) { wx.saveImageToPhotosAlbum({ filePath: path, success(){ },fail(err){ if(err.errMsg === "saveImageToPhotosAlbum:fail:auth denied" || err.errMsg === "saveImageToPhotosAlbum:fail auth deny" || err.errMsg === "saveImageToPhotosAlbum:fail authorize no response") { wx.showModal({ title: '提示', content: '需要您授权保存相册', showCancel: false, success: modalSuccess => { wx.openSetting({ success(settingdata) { if (settingdata.authSetting['scope.writePhotosAlbum']) { console.log('获取权限成功,给出再次点击图片保存到相册的提示。') }else { console.log('获取权限失败,给出不给权限就无法正常使用的提示') } } }) } }) } } }) }) } } }) }, /** * 生命周期函数--监听页面初次渲染完成 */ onReady: function () { }, /** * 生命周期函数--监听页面显示 */ onShow: function () { }, /** * 生命周期函数--监听页面隐藏 */ onHide: function () { }, /** * 生命周期函数--监听页面卸载 */ onUnload: function () { }, /** * 页面相关事件处理函数--监听用户下拉动作 */ onPullDownRefresh: function () { }, /** * 页面上拉触底事件的处理函数 */ onReachBottom: function () { }, /** * 用户点击右上角分享 */ onShareAppMessage: function () { var that = this; var shareObj = { title: 'APP分享', path: '/pages/share/share?code='+that.data.my_code, // 默认是当前页面,必须是以‘/’开头的完整路径 success: function(res){ if(res.errMsg == 'shareAppMessage:ok'){ } } } return shareObj; } })
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