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45 lines
1.4 KiB
JavaScript
45 lines
1.4 KiB
JavaScript
4 weeks ago
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/**
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* pda红外线扫码
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*/
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var main = ''
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var filter = ''
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var receiver = ''
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var codeQueryTag = false
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let scanSuccess = function(){} // 成功后的操作函数
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//开启服务监听
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export function initScan(successFun) {
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scanSuccess = successFun
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console.log('开启了监听');
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main = plus.android.runtimeMainActivity();//获取activity
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var IntentFilter = plus.android.importClass('android.content.IntentFilter');
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filter = new IntentFilter();
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filter.addAction("com.android.server.scannerservice.broadcast"); // 换你的广播动作 (设置-扫描设置-输出方式-输出方式改为Intent输出)
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receiver = plus.android.implements('io.dcloud.android.content.BroadcastReceiver', {
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onReceive: function (context, intent) {
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plus.android.importClass(intent);
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let code = intent.getStringExtra("scannerdata");// 换你的广播标签
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queryCurrenCode(code);
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}
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});
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console.log('开启监听完成');
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}
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//这个得有，开启监听用
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export function startScan() {
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main.registerReceiver(receiver, filter);
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}
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//这个也得有，关闭监听用
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export function stopScan() {
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main.unregisterReceiver(receiver);
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}
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//这个是防止重复用的
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async function queryCurrenCode(code) {
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//防重复
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if (codeQueryTag) return false;
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codeQueryTag = true;
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setTimeout(() => {
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codeQueryTag = false;
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}, 150);
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console.log('调用接口啦------', code);
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scanSuccess(code)
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}
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