增加pda功能

schangxiang@126.com

2024-12-08 df485888ecb9f69c0051fc192b87aec700cc4f89

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import {utf8ByteToUnicodeStr} from "./utf8ByteToUnicodeStr.js"
var main, receiver, filter;
var ScanDeviceClass = plus.android.importClass("android.device.ScanDevice");
var scanDevice;
export const mixin={
    data() {
        return { 
            PhoneModel:''
        }
    },
    created() {
        let _this=this
        uni.getSystemInfo({
            success: function(e) {
                _this.PhoneModel=e.model
                if(e.model=='PDA'){
                    scanDevice = new ScanDeviceClass();
                    scanDevice.openScan(); // 打开扫描
                    scanDevice.setOutScanMode(0); // 扫描模式
                    _this.initScan();
                    _this.registerScan();
                }
            }})
        
        
    },
    onHide: function() {
        if(this.PhoneModel=='PDA'){this.unregisterScan()}
        
    },
    destroyed() {
        if(this.PhoneModel=='PDA'){this.unregisterScan()}
        
    },
    methods: {
      //PDA广播扫码
      initScan() {
          let _this = this;
          main = plus.android.runtimeMainActivity(); //获取activity
          var IntentFilter = plus.android.importClass(
              "android.content.IntentFilter",
          );
          filter = new IntentFilter();
          filter.addAction("scan.rcv.message"); // 换你的广播动作
          receiver = plus.android.implements(
              "io.dcloud.feature.internal.reflect.BroadcastReceiver", {
                  onReceive: function(context, intent) {
                      plus.android.importClass(intent);
                      let code = intent.getByteArrayExtra("barocode");
                      //    let codeStr = String.fromCharCode(...code);
       
                      let codeStr = utf8ByteToUnicodeStr(code);
                      let arr = codeStr.split(',')
                      console.log("codeStr:", codeStr);
                      if(arr.length==2){
                          _this.loginform = {
                              account: arr[0],
                              passWord: arr[1]
                          }
                          _this.register()
                      }else{
                        console.log(codeStr)
                        _this.sacncode=codeStr
                        _this.$emit('scancode',_this.sacncode)
                    }
                      scanDevice.stopScan(); // 停止扫描
                  },
              },
          );
      },
      registerScan() {
          main.registerReceiver(receiver, filter);
      },
      unregisterScan() {
          main.unregisterReceiver(receiver);
      },
      startScan() {
          scanDevice.stopScan(); // 停止扫描
          scanDevice.startScan(); // 开始扫描
      },
    }
}