扫描枪类调整导致的问题修复

app/src/main/java/com/miya/fastcashier/ui/RefundActivity.kt

@@ -79,14 +79,18 @@ class RefundActivity : BaseActivity() {
             numberManualDialog!!.show()
         }
 
-        scanGunKeyEventHelper.setOnBarCodeCatchListener {
+        scanGunKeyEventHelper.setOnBarCodeCatchListener(object : ScanGunKeyEventHelper.OnScanSuccessListener{
+            override fun onScanSuccess(barcode: String?) {
+                barcode?.let {
                     showProgressDialog("正在为您退款..")
-            viewModel.payResultQuery(it)
+                    viewModel.payResultQuery(it) }
             }
+
+        })
     }
 
     override fun dispatchKeyEvent(event: KeyEvent?): Boolean {
-        scanGunKeyEventHelper.analysisKeyEvent(event)
+        event?.let { scanGunKeyEventHelper.analysisKeyEvent(it) }
         return super.dispatchKeyEvent(event)
     }
 }
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