160 lines
6.5 KiB
Vue
160 lines
6.5 KiB
Vue
<!-- <template>
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<view>
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<p><input id="bt1" type="button" value="搜索设备" onclick="searchDevices('a')"></p>
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<view>
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未配对蓝牙设备
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<ul id="list1">
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</ul>
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</view>
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<view>
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已配对蓝牙设备
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<ul id="list2">
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</ul>
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</view>
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</view>
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</template>
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<script>
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export default {
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data() {
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return {
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vehicleId:"",
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matId:"",
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he:[],
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cheng:false
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}
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},
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methods: {
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function searchDevices(address) {
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//注册类
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var main = plus.android.runtimeMainActivity();
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var IntentFilter = plus.android.importClass('android.content.IntentFilter');
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var BluetoothAdapter = plus.android.importClass("android.bluetooth.BluetoothAdapter");
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var BluetoothDevice = plus.android.importClass("android.bluetooth.BluetoothDevice");
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var BAdapter = BluetoothAdapter.getDefaultAdapter();
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console.log("开始搜索设备");
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var filter = new IntentFilter();
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var bdevice = new BluetoothDevice();
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var on = null;
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var un = null;
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var vlist1 = document.getElementById('list1'); //注册容器用来显示未配对设备
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vlist1.innerHTML = ''; //清空容器
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var vlist2 = document.getElementById('list2'); //注册容器用来显示未配对设备
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vlist2.innerHTML = ''; //清空容器
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var button1 = document.getElementById('bt1');
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button1.disabled=true;
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button1.value='正在搜索请稍候';
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BAdapter.startDiscovery(); //开启搜索
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var receiver;
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receiver = plus.android.implements('io.dcloud.android.content.BroadcastReceiver', {
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onReceive: function(context, intent) { //实现onReceiver回调函数
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plus.android.importClass(intent); //通过intent实例引入intent类，方便以后的‘.’操作
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console.log(intent.getAction()); //获取action
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if(intent.getAction() == "android.bluetooth.adapter.action.DISCOVERY_FINISHED"){
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main.unregisterReceiver(receiver);//取消监听
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button1.disabled=false;
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button1.value='搜索设备';
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console.log("搜索结束")
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}else{
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BleDevice = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
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//判断是否配对
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if (BleDevice.getBondState() == bdevice.BOND_NONE) {
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console.log("未配对蓝牙设备：" + BleDevice.getName() + ' ' + BleDevice.getAddress());
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//参数如果跟取得的mac地址一样就配对
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if (address == BleDevice.getAddress()) {
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if (BleDevice.createBond()) { //配对命令.createBond()
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console.log("配对成功");
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var li2 = document.createElement('li'); //注册
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li2.setAttribute('id', BleDevice.getAddress()); //打印机mac地址
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li2.setAttribute('onclick', 'print(id)'); //注册click点击列表进行打印
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li2.innerText = BleDevice.getName();
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vlist2.appendChild(li2);
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}
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} else {
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if(BleDevice.getName() != on ){ //判断防止重复添加
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var li1 = document.createElement('li'); //注册
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li1.setAttribute('id', BleDevice.getAddress()); //打印机mac地址
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li1.setAttribute('onclick', 'searchDevices(id)'); //注册click点击列表进行配对
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on = BleDevice.getName();
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li1.innerText = on;
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vlist1.appendChild(li1);
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}
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}
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} else {
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if(BleDevice.getName() != un ){ //判断防止重复添加
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console.log("已配对蓝牙设备：" + BleDevice.getName() + ' ' + BleDevice.getAddress());
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var li2 = document.createElement('li'); //注册
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li2.setAttribute('id', BleDevice.getAddress()); //打印机mac地址
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li2.setAttribute('onclick', 'print(id)'); //注册click点击列表进行打印
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un = BleDevice.getName();
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li2.innerText = un;
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vlist2.appendChild(li2);}
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}}
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}
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});
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filter.addAction(bdevice.ACTION_FOUND);
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filter.addAction(BAdapter.ACTION_DISCOVERY_STARTED);
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filter.addAction(BAdapter.ACTION_DISCOVERY_FINISHED);
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filter.addAction(BAdapter.ACTION_STATE_CHANGED);
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main.registerReceiver(receiver, filter); //注册监听
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}
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var device = null,
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BAdapter = null,
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BluetoothAdapter = null,
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uuid = null,
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main = null,
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bluetoothSocket = null;
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function print(mac_address) {
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if (!mac_address) {
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mui.toast('请选择蓝牙打印机');
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return;
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}
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main = plus.android.runtimeMainActivity();
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BluetoothAdapter = plus.android.importClass("android.bluetooth.BluetoothAdapter");
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UUID = plus.android.importClass("java.util.UUID");
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uuid = UUID.fromString("00001101-0000-1000-8000-00805F9B34FB");
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BAdapter = BluetoothAdapter.getDefaultAdapter();
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device = BAdapter.getRemoteDevice(mac_address);
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plus.android.importClass(device);
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bluetoothSocket = device.createInsecureRfcommSocketToServiceRecord(uuid);
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plus.android.importClass(bluetoothSocket);
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if (!bluetoothSocket.isConnected()) {
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console.log('检测到设备未连接，尝试连接....');
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bluetoothSocket.connect();
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}
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console.log('设备已连接');
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if (bluetoothSocket.isConnected()) {
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var outputStream = bluetoothSocket.getOutputStream();
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plus.android.importClass(outputStream);
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var string = "打印测试\r\n";
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var bytes = plus.android.invoke(string, 'getBytes', 'gbk');
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outputStream.write(bytes);
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outputStream.flush();
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device = null //这里关键
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bluetoothSocket.close(); //必须关闭蓝牙连接否则意外断开的话打印错误
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}
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}
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}
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}
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</script>
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<style>
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</style>
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--> |