<template>
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<view>
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<view class="content">
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<!-- <text>扫描结果：{{ scanResult }}</text> -->
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</view>
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</view>
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</template>
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<script>
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var main, receiver, filter;
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var action, extraKey;
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var _codeQueryTag = false;
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export default {
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data() {
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return {
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scanCode: '',
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scanResult: ''
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}
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},
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created() {
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uni.getSystemInfo({
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success: (res) => {
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var brand = res.brand.toUpperCase();
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var model = res.model.toUpperCase();
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console.log('设备品牌:', brand);
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console.log('设备型号:', model);
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// Zebra设备配置
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if (brand.indexOf("ZEBRA") != -1 && model.indexOf("TC2") != -1) {
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action = "com.zebra.scan";
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extraKey = "com.motorolasolutions.emdk.datawedge.data_string";
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}
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// AUTOID9N设备配置
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else if (brand.indexOf("SEUIC") != -1 || brand.indexOf("AUTOID") != -1) {
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// AUTOID9N专用配置
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if (model.indexOf("AUTOID9N") != -1) {
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action = "com.android.server.scannerservice.broadcast";
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extraKey = "scannerdata"; // 或 "BARCODE_STRING"，根据实际情况调整
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}
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// 其他SEUIC设备
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else {
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action = "com.android.server.scannerservice.broadcast";
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extraKey = "scannerdata";
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}
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}
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else {
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console.log('未知设备品牌，无法初始化扫码');
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return;
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}
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console.log('扫码广播配置:', { action, extraKey });
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this.initScan();
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this.startScan();
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},
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fail: (err) => {
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console.error('获取系统信息失败:', err);
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}
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});
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},
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onLoad() {
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// 监听全局扫码事件
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uni.$on('scan', (event) => {
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this.scanResult = event.code;
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console.log('扫码结果:', this.scanResult);
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});
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},
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onUnload() {
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this.stopScan();
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uni.$off('scan'); // 移除事件监听
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},
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methods: {
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initScan() {
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console.log('初始化扫码接收器');
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try {
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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(action);
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console.log('注册广播过滤器:', action);
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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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console.log('接收到扫码广播');
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try {
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plus.android.importClass(intent);
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let code = intent.getStringExtra(extraKey);
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if (code) {
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console.log('扫码内容:', code);
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this.queryCode(code);
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} else {
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console.warn('扫码内容为空，可能ExtraKey不正确:', extraKey);
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// 尝试备选ExtraKey
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const altExtraKey = extraKey === "BARCODE_STRING" ? "scannerdata" : "BARCODE_STRING";
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code = intent.getStringExtra(altExtraKey);
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if (code) {
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console.log('使用备选ExtraKey获取到内容:', altExtraKey);
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this.queryCode(code);
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}
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}
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} catch (e) {
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console.error('处理扫码广播时出错:', e);
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}
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}.bind(this) // 确保this指向组件实例
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});
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console.log('扫码接收器初始化成功');
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} catch (e) {
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console.error('初始化扫码接收器失败:', e);
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}
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},
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startScan() {
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console.log('开始监听扫码广播');
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try {
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if (main && receiver && filter) {
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main.registerReceiver(receiver, filter);
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console.log('广播接收器已注册');
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} else {
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console.error('无法注册广播接收器: 组件未初始化');
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}
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} catch (e) {
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console.error('注册广播接收器失败:', e);
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}
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},
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stopScan() {
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console.log('停止监听扫码广播');
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try {
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if (main && receiver) {
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main.unregisterReceiver(receiver);
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console.log('广播接收器已注销');
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}
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} catch (e) {
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console.error('注销广播接收器失败:', e);
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}
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},
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queryCode(code) {
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console.log('处理扫码结果:', code);
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if (_codeQueryTag) {
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console.log('忽略重复扫码');
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return false;
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}
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_codeQueryTag = true;
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// 防抖处理
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setTimeout(() => {
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_codeQueryTag = false;
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}, 150);
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// 触发全局事件
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uni.$emit('scan', { code });
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}
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}
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}
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</script>
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<style></style>
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