up

app/src/main/java/io/legado/app/ui/qrcode/QrCodeActivity.kt

@@ -58,17 +58,17 @@ class QrCodeActivity : BaseActivity<AndroidViewModel>(), QRCodeView.Delegate {
 
     override fun onStart() {
         super.onStart()
-        PermissionsCompat.Builder(this)
-            .addPermissions(*Permissions.Group.CAMERA)
-            .rationale(R.string.qr_per)
-            .onGranted {
         startCamera()
-            }.request()
     }
 
     private fun startCamera() {
+        PermissionsCompat.Builder(this)
+            .addPermissions(*Permissions.Group.CAMERA)
+            .rationale(R.string.qr_per)
+            .onGranted {
                 zxingview.startCamera() // 打开后置摄像头开始预览，但是并未开始识别
                 zxingview.startSpotAndShowRect() // 显示扫描框，并开始识别
+            }.request()
     }
 
     override fun onStop() {