<!DOCTYPE HTML>
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<html>
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<head>
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<meta charset="utf-8"/>
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<meta name="viewport" content="initial-scale=1.0, maximum-scale=1.0, user-scalable=no"/>
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<meta name="HandheldFriendly" content="true"/>
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<meta name="MobileOptimized" content="320"/>
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<title>Hello H5+</title>
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<script type="text/javascript" src="../js/common.js"></script>
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<script type="text/javascript">
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var bds = []; // 可连接设备列表
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var deviceId = null, bconnect = false;
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var bss = []; // 连接设备服务列表
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var serviceId = null;
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var bscs = []; // 连接设备服务对应的特征值列表
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var characteristicId = null;
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var bscws = []; // 可写特征值列表
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var wcharacteristicId = null;
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// 重设数据
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function resetDevices(d,s){
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d||(bds=[],deviceId=null,document.getElementById('deivce').value='');
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s||(bss=[],serviceId=null,document.getElementById('service').value='');
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bscs=[],bscws=[],characteristicId=null,wcharacteristicId=null,document.getElementById('characteristic').value='',document.getElementById('wcharacteristic').value='';
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}
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// 页面初始化操作
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document.addEventListener('plusready', function(e){
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// 监听蓝牙适配器状态变化
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plus.bluetooth.onBluetoothAdapterStateChange(function(e){
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outLine('onBluetoothAdapterStateChange: '+JSON.stringify(e));
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});
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// 监听搜索到新设备
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plus.bluetooth.onBluetoothDeviceFound(function(e){
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var devices = e.devices;
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outLine('onBluetoothDeviceFound: '+devices.length);
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for(var i in devices){
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outLine(JSON.stringify(devices[i]));
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var device = devices[i];
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if(device.deviceId/*&&device.name&&device.name.length>0&&device.name!='null'*/){
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bds.push(device);
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}
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}
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if(!bconnect && bds.length>0){ // 默认选择最后一个
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var n = bds[bds.length-1].name;
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if(!n || n.length<=0){
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n = bds[bds.length-1].deviceId;
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}
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document.getElementById('deivce').value = n;
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deviceId = bds[bds.length-1].deviceId;
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}
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});
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// 监听低功耗蓝牙设备连接状态变化
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plus.bluetooth.onBLEConnectionStateChange(function(e){
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outLine('onBLEConnectionStateChange: '+JSON.stringify(e));
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if(deviceId == e.deviceId){ // 更新连接状态
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bconnect = e.connected;
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}
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});
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// 监听低功耗蓝牙设备的特征值变化
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plus.bluetooth.onBLECharacteristicValueChange(function(e){
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outLine('onBLECharacteristicValueChange: '+JSON.stringify(e));
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var value = buffer2hex(e.value);
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outLine('value(hex) = '+value);
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if(characteristicId == e.characteristicId){
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// 更新到页面显示
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document.getElementById('readvalue').value = value;
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}else if(wcharacteristicId == e.characteristicId){
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plus.nativeUI.toast(value);
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}
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});
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}, false);
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function buffer2hex(value){
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var t='';
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if(value){
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var v=new Uint8Array(value);
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for(var i in v){
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t += '0x'+v[i].toString(16)+' ';
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}
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}else{
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t='无效值';
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}
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return t;
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}
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// 打开蓝牙
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function openBluetooth(){
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outSet('打开蓝牙适配器：');
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plus.bluetooth.openBluetoothAdapter({
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success: function(e){
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outLine('打开成功!');
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},
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fail: function(e){
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outLine('打开失败! '+JSON.stringify(e));
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}
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});
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}
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// 开始搜索蓝牙设备
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function startDiscovery(){
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outSet('开始搜索蓝牙设备：');
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resetDevices();
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plus.bluetooth.startBluetoothDevicesDiscovery({
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success: function(e){
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outLine('开始搜索成功!');
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},
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fail: function(e){
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outLine('开始搜索失败! '+JSON.stringify(e));
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}
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});
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}
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// 停止搜索蓝牙设备
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function stopDiscovery(){
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outSet('停止搜索蓝牙设备：');
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plus.bluetooth.stopBluetoothDevicesDiscovery({
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success: function(e){
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outLine('停止搜索成功!');
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},
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fail: function(e){
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outLine('停止搜索失败! '+JSON.stringify(e));
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}
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});
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}
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// 选择蓝牙设备
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function selectDevice(){
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if(bds.length <= 0){
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plus.nativeUI.toast('未搜索到有效蓝牙设备!');
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return;
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}
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var bts=[];
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for(var i in bds){
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var t = bds[i].name;
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if(!t || t.length<=0){
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t = bds[i].deviceId;
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}
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bts.push({title:t});
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}
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plus.nativeUI.actionSheet({title:"选择蓝牙设备",cancel:"取消",buttons:bts}, function(e){
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if(e.index>0){
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document.getElementById('deivce').value = bds[e.index-1].name;
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deviceId = bds[e.index-1].deviceId;
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outLine('选择了"'+bds[e.index-1].name+'"');
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}
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});
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}
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// 连接蓝牙设备
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function connectDevice(){
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if(!deviceId){
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plus.nativeUI.toast('未选择设备!');
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return;
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}
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outSet('连接设备: '+deviceId);
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plus.bluetooth.createBLEConnection({
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deviceId: deviceId,
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success: function(e){
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outLine('连接成功!');
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},
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fail: function(e){
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outLine('连接失败! '+JSON.stringify(e));
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}
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});
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}
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// 获取设备服务
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function getServices(){
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if(!deviceId){
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plus.nativeUI.toast('未选择设备!');
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return;
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}
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if(!bconnect){
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plus.nativeUI.toast('未连接蓝牙设备!');
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return;
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}
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resetDevices(true);
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outSet('获取蓝牙设备服务:');
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plus.bluetooth.getBLEDeviceServices({
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deviceId: deviceId,
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success: function(e){
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var services = e.services;
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outLine('获取服务成功! '+services.length);
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if(services.length>0){
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for(var i in services){
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bss.push(services[i]);
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outLine(JSON.stringify(services[i]));
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}
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if(bss.length>0){ // 默认选择最后一个服务
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document.getElementById('service').value = serviceId = bss[bss.length-1].uuid;
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}
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}else{
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outLine('获取服务列表为空?');
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}
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},
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fail: function(e){
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outLine('获取服务失败! '+JSON.stringify(e));
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}
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});
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}
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// 选择服务
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function selectService(){
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if(bss.length <= 0){
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plus.nativeUI.toast('未获取到有效蓝牙服务!');
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return;
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}
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var bts=[];
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for(var i in bss){
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bts.push({title:bss[i].uuid});
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}
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plus.nativeUI.actionSheet({title:"选择服务",cancel:"取消",buttons:bts}, function(e){
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if(e.index>0){
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document.getElementById('service').value = serviceId = bss[e.index-1].uuid;
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outLine('选择了服务: "'+serviceId+'"');
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}
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});
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}
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// 获取服务的特征值
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function getCharacteristics(){
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if(!deviceId){
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plus.nativeUI.toast('未选择设备!');
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return;
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}
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if(!bconnect){
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plus.nativeUI.toast('未连接蓝牙设备!');
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return;
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}
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if(!serviceId){
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plus.nativeUI.toast('未选择服务!');
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return;
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}
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resetDevices(true, true);
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outSet('获取蓝牙设备指定服务的特征值:');
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plus.bluetooth.getBLEDeviceCharacteristics({
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deviceId: deviceId,
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serviceId: serviceId,
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success: function(e){
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var characteristics = e.characteristics;
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outLine('获取特征值成功! '+characteristics.length);
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if(characteristics.length>0){
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for(var i in characteristics){
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var characteristic = characteristics[i];
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outLine(JSON.stringify(characteristic));
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if(characteristic.properties){
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if(characteristic.properties.read){
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bscs.push(characteristics[i]);
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}
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if(characteristic.properties.write){
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bscws.push(characteristics[i]);
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if(characteristic.properties.notify||characteristic.properties.indicate){
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plus.bluetooth.notifyBLECharacteristicValueChange({ //监听数据变化
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deviceId: deviceId,
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serviceId: serviceId,
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characteristicId: characteristic.uuid,
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success: function(e){
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outLine('notifyBLECharacteristicValueChange '+characteristic.uuid+' success.');
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},
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fail: function(e){
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outLine('notifyBLECharacteristicValueChange '+characteristic.uuid+' failed! '+JSON.stringify(e));
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}
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});
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}
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}
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}
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}
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if(bscs.length>0){ // 默认选择最后特征值
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document.getElementById('characteristic').value = characteristicId = bscs[bscs.length-1].uuid;
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}
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if(bscws.length>0){ // 默认选择最后一个可写特征值
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document.getElementById('wcharacteristic').value = wcharacteristicId = bscws[bscws.length-1].uuid;
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}
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}else{
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outLine('获取特征值列表为空?');
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}
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},
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fail: function(e){
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outLine('获取特征值失败! '+JSON.stringify(e));
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}
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});
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}
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// 选择特征值(读取)
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function selectCharacteristic(){
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if(bscs.length <= 0){
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plus.nativeUI.toast('未获取到有效可读特征值!');
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return;
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}
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var bts=[];
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for(var i in bscs){
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bts.push({title:bscs[i].uuid});
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}
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plus.nativeUI.actionSheet({title:'选择特征值',cancel:'取消',buttons:bts}, function(e){
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if(e.index>0){
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document.getElementById('characteristic').value = characteristicId = bscs[e.index-1].uuid;
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outLine('选择了特征值: "'+characteristicId+'"');
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}
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});
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}
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// 读取特征值数据
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function readValue(){
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if(!deviceId){
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plus.nativeUI.toast('未选择设备!');
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return;
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}
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if(!bconnect){
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plus.nativeUI.toast('未连接蓝牙设备!');
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return;
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}
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if(!serviceId){
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plus.nativeUI.toast('未选择服务!');
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return;
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}
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if(!characteristicId){
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plus.nativeUI.toast('未选择读取的特征值!');
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return;
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}
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outSet('读取蓝牙设备的特征值数据: ');
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plus.bluetooth.readBLECharacteristicValue({
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deviceId: deviceId,
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serviceId: serviceId,
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characteristicId: characteristicId,
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success: function(e){
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outLine('读取数据成功!');
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},
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fail: function(e){
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outLine('读取数据失败! '+JSON.stringify(e));
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}
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});
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}
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// 选择特征值(写入)
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function selectwCharacteristic(){
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if(bscws.length <= 0){
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plus.nativeUI.toast('未获取到有效可写特征值!');
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return;
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}
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var bts=[];
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for(var i in bscws){
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bts.push({title:bscws[i].uuid});
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}
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plus.nativeUI.actionSheet({title:'选择特征值',cancel:'取消',buttons:bts}, function(e){
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if(e.index>0){
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document.getElementById('wcharacteristic').value = wcharacteristicId = bscws[e.index-1].uuid;
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outLine('选择了特征值: "'+wcharacteristicId+'"');
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}
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});
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}
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// 写入特征值数据
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function writeValue(){
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if(!deviceId){
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plus.nativeUI.toast('未选择设备!');
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return;
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}
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if(!bconnect){
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plus.nativeUI.toast('未连接蓝牙设备!');
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return;
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}
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if(!serviceId){
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plus.nativeUI.toast('未选择服务!');
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return;
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}
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if(!wcharacteristicId){
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plus.nativeUI.toast('未选择写入的特征值!');
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return;
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}
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var value = document.getElementById('writevalue').value;
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if(!value || value==''){
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plus.nativeUI.toast('请输入需要写入的数据');
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document.getElementById('writevalue').focus();
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return;
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}
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// 转换为ArrayBuffer写入蓝牙
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str2ArrayBuffer(value, function(buffer){
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outSet('写入蓝牙设备的特征值数据: ');
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plus.bluetooth.writeBLECharacteristicValue({
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deviceId: deviceId,
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serviceId: serviceId,
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characteristicId: wcharacteristicId,
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value: buffer,
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success: function(e){
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outLine('写入数据成功!');
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},
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fail: function(e){
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outLine('写入数据失败! '+JSON.stringify(e));
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}
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});
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});
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}
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function str2ArrayBuffer(s,f) {
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var b = new Blob([s],{type:'text/plain'});
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var r = new FileReader();
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r.readAsArrayBuffer(b);
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r.onload = function(){if(f)f.call(null,r.result)}
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}
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// 断开蓝牙设备
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function disconnectDevice(){
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if(!deviceId){
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plus.nativeUI.toast('未选择设备!');
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return;
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}
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resetDevices(true);
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outSet('断开蓝牙设备连接：');
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plus.bluetooth.closeBLEConnection({
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deviceId: deviceId,
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success: function(e){
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outLine('断开连接成功!');
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},
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fail: function(e){
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outLine('断开连接失败! '+JSON.stringify(e));
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}
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});
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}
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// 关闭蓝牙
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function closeBluetooth(){
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outSet('关闭蓝牙适配器：');
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resetDevices();
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plus.bluetooth.closeBluetoothAdapter({
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success: function(e){
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outLine('关闭成功!');
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bconnect = false;
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},
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fail: function(e){
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outLine('关闭失败! '+JSON.stringify(e));
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}
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});
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}
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</script>
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<link rel="stylesheet" href="../css/common.css" type="text/css" charset="utf-8"/>
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</head>
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<body>
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<br/>
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<div class="button" onclick="openBluetooth()">初始化蓝牙模块</div>
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<div class="button" onclick="startDiscovery()">开始搜索蓝牙设备</div>
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<div class="button" onclick="stopDiscovery()">停止搜索蓝牙设备</div>
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设备：<input id="deivce" type="text" disabled="disabled"></input>
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<a href="#" onclick="selectDevice()">选择设备</a>
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<div class="button" onclick="connectDevice()">连接蓝牙设备</div>
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<div class="button" onclick="getServices()">获取设备服务</div>
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服务：<input id="service" type="text" disabled="disabled"></input>
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<a href="#" onclick="selectService()">选择服务</a>
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<div class="button" onclick="getCharacteristics()">获取服务的特征值</div>
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读取特征值：<input id="characteristic" type="text" disabled="disabled"></input>
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<a href="#" onclick="selectCharacteristic()">选择</a>
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<div class="button" onclick="readValue()">读取特征值数据</div>
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读取数据：<input id="readvalue" type="text" disabled="disabled" style="width:60%"></input>
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<hr/>
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<br/>
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写入特征值：<input id="wcharacteristic" type="text" disabled="disabled"></input>
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<a href="#" onclick="selectwCharacteristic()">选择</a>
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<div class="button" onclick="writeValue()">写入特征值数据</div>
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写入数据：<input id="writevalue" type="text" style="width:60%;-webkit-user-select:text" value="test"></input>
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<div class="button" onclick="disconnectDevice()">断开蓝牙设备</div>
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<div class="button" onclick="closeBluetooth()">关闭蓝牙模块</div>
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<div id="outpos"/>
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<div id="output">
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Bluetooth用于管理蓝牙设备，搜索附近蓝牙设备、连接实现数据通信等。
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</div>
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</body>
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</html>
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