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add samples: mdns
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6 files changed

+158
-1
lines changed

6 files changed

+158
-1
lines changed

‎miniprogram/app.json‎

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@@ -147,7 +147,8 @@
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"page/weui/example/wxml-to-canvas/wxml-to-canvas",
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"page/weui/example/toptips/toptips",
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"page/component/pages/aria-component/aria-component",
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"page/API/pages/audio/audio"
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"page/API/pages/audio/audio",
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"page/API/pages/mdns/mdns"
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],
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"window": {
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"navigationBarTextStyle": "black",

‎miniprogram/page/API/index.js‎

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@@ -163,6 +163,9 @@ Page({
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}, {
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zh: '下载文件',
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url: 'download-file/download-file'
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}, {
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zh: 'mDNS',
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url: 'mdns/mdns'
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}
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]
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}, {

‎miniprogram/page/API/pages/mdns/mdns.js‎

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// miniprogram/page/API/pages/mdns/mdns.js
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let serviceList = [];
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let resolveFailList = [];
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Page({
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daga: {
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serviceList: [],
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resolveFailList: [],
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},
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onShow() {
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this.onLocalService();
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},
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startDiscovery() {
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wx.startLocalServiceDiscovery({
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serviceType: '_http._tcp.',
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success: function(res) {
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console.log(res);
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wx.showToast({
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title: '开启成功',
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icon: 'none',
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duration: 2000
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})
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},
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fail: (err) => {
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wx.showToast({
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title: '开启失败',
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icon: 'none',
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duration: 2000
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})
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console.log(err)
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},
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complete: () => {
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console.log('startDiscovery: complete')
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}
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})
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},
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stopDiscovery() {
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const that = this;
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wx.stopLocalServiceDiscovery({
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success: (res) => {
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wx.showToast({
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title: '关闭成功',
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icon: 'none',
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duration: 2000
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})
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serviceList = [];
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resolveFailList = [];
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that.setData({
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serviceList: [],
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resolveFailList: []
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})
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},
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fail: () => {
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console.log('stopDiscovery: fail')
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wx.showToast({
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title: '关闭失败',
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icon: 'none',
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duration: 2000
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})
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},
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complete: () => {
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console.log('stopDIscovery: complete')
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}
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})
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},
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// 监听列表
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onLocalService() {
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let that = this
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// 监听服务发现事件
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wx.onLocalServiceFound(function(obj) {
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console.log(obj)
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serviceList.push(obj);
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that.setData({
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serviceList: serviceList,
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})
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})
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// 监听服务解析失败事件
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wx.onLocalServiceResolveFail(function(obj) {
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console.log(obj)
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resolveFailList.push(obj)
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that.setData({
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resolveFailList: resolveFailList
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})
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})
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// 监听服务离开
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wx.onLocalServiceLost(function(obj) {
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console.log(obj)
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})
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// 监听搜索停止
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wx.onLocalServiceDiscoveryStop(function(obj) {
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console.log('监听到搜索停止事件')
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})
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},
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// 取消监听
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offLocalService() {
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console.log('是否执行此部分数据')
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// 取消监听服务发现事件
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wx.offLocalServiceFound(function () {
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console.log('取消监听服务发现事件 成功')
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})
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// 取消监听服务解析失败事件
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wx.offLocalServiceResolveFail(function () {
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console.log('取消监听 mDNS 服务解析失败的事件 成功')
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})
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// 取消监听服务离开
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wx.offLocalServiceLost(function () {
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console.log('取消监听服务离开事件 成功')
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})
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// 取消监听搜索停止
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wx.offLocalServiceDiscoveryStop(function () {
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console.log('取消监听 mDNS 服务停止搜索的事件 成功')
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})
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},
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})

‎miniprogram/page/API/pages/mdns/mdns.json‎

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{
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"usingComponents": {}
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}

‎miniprogram/page/API/pages/mdns/mdns.wxml‎

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<import src="../../../common/head.wxml" />
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<import src="../../../common/foot.wxml" />
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<view class="container">
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<template is="head" data="{{title: 'mDNS'}}"/>
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<view class="page-body">
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<view class="page-section">
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<button type="primary" bind:tap="startDiscovery">
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开始搜索 mDNS
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</button>
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<button type="primary" bind:tap="stopDiscovery">
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停止搜索 mDNS
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</button>
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<view>
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<view wx:for="{{serviceList}}" wx:key="{{index}}" class='row'>
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<text>设备服务名：{{item.serviceName}}</text>
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<text>ip地址：{{item.ip}}:{{item.port}}</text>
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<text>当前服务类型：{{item.serviceType}}</text>
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</view>
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</view>
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</view>
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</view>
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</view>

‎miniprogram/page/API/pages/mdns/mdns.wxss‎

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/* miniprogram/page/API/pages/mdns/mdns.wxss */

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