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