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| <template>
| <view class="content"></view>
| </template>
|
| <script>
| var main, receiver, filter;
| var _codeQueryTag = false;
| export default {
| data() {
| return {
| scanCode: ''
| }
| },
| created: function(option) {
| this.initScan()
| this.startScan();
| },
| onHide: function() {
| this.stopScan();
| },
| destroyed: function() {
| this.stopScan();
| },
| methods: {
| initScan() {
| let _this = this;
| main = plus.android.runtimeMainActivity();
| var IntentFilter = plus.android.importClass('android.content.IntentFilter');
| filter = new IntentFilter();
| //下面的addAction内改为自己的广播动作
| filter.addAction("com.android.serial.BARCODEPORT_RECEIVEDDATA_ACTION");
| receiver = plus.android.implements('io.dcloud.feature.internal.reflect.BroadcastReceiver', {
| onReceive: function(context, intent) {
| plus.android.importClass(intent);
| //下面的getStringExtra内改为自己的广播标签
| let code = intent.getStringExtra("DATA");
| _this.queryCode(code);
| }
| });
| },
| startScan() {
| main.registerReceiver(receiver, filter);
| },
| stopScan() {
| main.unregisterReceiver(receiver);
| },
| queryCode: function(code) {
| if (_codeQueryTag) return false;
| _codeQueryTag = true;
| setTimeout(function() {
| _codeQueryTag = false;
| }, 150);
| var id = code
| console.log('id:', id)
| uni.$emit('scan', {
| code: id
| })
| }
| }
| }
| </script>
|
|
