optimize qrscanner

ZJUBCA · Mar 8, 2019 · a87d9a4 · a87d9a4
1 parent b7d1c69
commit a87d9a4
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/app/pages/qr-scan/qr-scan.page.ts b/src/app/pages/qr-scan/qr-scan.page.ts
@@ -26,6 +26,8 @@ export class QrScanPage implements OnInit, OnDestroy {
 
   ngOnDestroy() {
     this.qrScanner.hide();
+    this.qrScanner.pausePreview();
+    this.qrScanner.destroy();
   }
 
   async qrScan() {