67 lines
1.6 KiB
JavaScript
67 lines
1.6 KiB
JavaScript
let main;
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let filter;
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let receiver;
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let tag = false;
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/**
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* 开始广播监听扫码
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*/
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const start = () => {
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/* #ifdef APP-PLUS */
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main.registerReceiver(receiver, filter);
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// console.log('开始广播监听扫码init')
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/* #endif */
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}
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/**
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* 停止广播监听扫码
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* that：传this；
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*/
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const stop = () => {
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/* #ifdef APP-PLUS */
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main.unregisterReceiver(receiver);
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// console.log('停止广播监听扫码init')
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/* #endif */
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}
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/** 剩余下个变量已经做了全局变量
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*
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* 定义广播
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* that：传this；
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*/
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const init = (onReceive) => {
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/* #ifdef APP-PLUS */
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//获取activity
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main = plus.android.runtimeMainActivity();
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const IntentFilter = plus.android.importClass('android.content.IntentFilter');
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filter = new IntentFilter();
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// 扫描设置的广播名称A(上面指代了）
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filter.addAction("com.android.server.scannerservice.broadcast");
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receiver = plus.android.implements('io.dcloud.feature.internal.reflect.BroadcastReceiver', {
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onReceive: function (context, intent) {
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plus.android.importClass(intent);
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// 扫描设置的标签名称B(上面指代了）
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const code = intent.getStringExtra("scannerdata");
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if (tag) return;
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tag = true;
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setTimeout(function () {
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tag = false;
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}, 150);
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uni.$emit('xwscan', {
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code: code
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})
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//到这里扫描成功了，可以调用自己的业务逻辑，code就是扫描的结果 return出code进行业务处理
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onReceive
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}
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});
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/* #endif */
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}
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export const broadcastScan = {
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init,
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start,
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stop,
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}; |