diff --git a/app/release/app-release.apk b/app/release/app-release.apk
index 2d1f2cf..631ac0b 100644
Binary files a/app/release/app-release.apk and b/app/release/app-release.apk differ
diff --git a/app/release/output.json b/app/release/output.json
index bd004be..1caf134 100644
--- a/app/release/output.json
+++ b/app/release/output.json
@@ -1 +1 @@
-[{"outputType":{"type":"APK"},"apkInfo":{"type":"MAIN","splits":[],"versionCode":2,"versionName":"1.0.1","enabled":true,"outputFile":"app-release.apk","fullName":"release","baseName":"release"},"path":"app-release.apk","properties":{}}]
\ No newline at end of file
+[{"outputType":{"type":"APK"},"apkInfo":{"type":"MAIN","splits":[],"versionCode":3,"versionName":"1.0.2","enabled":true,"outputFile":"app-release.apk","fullName":"release","baseName":"release"},"path":"app-release.apk","properties":{}}]
\ No newline at end of file
diff --git a/app/src/main/java/com/king/zxing/app/MainActivity.java b/app/src/main/java/com/king/zxing/app/MainActivity.java
index f234a7b..a699f88 100644
--- a/app/src/main/java/com/king/zxing/app/MainActivity.java
+++ b/app/src/main/java/com/king/zxing/app/MainActivity.java
@@ -119,11 +119,6 @@ public class MainActivity extends AppCompatActivity implements EasyPermissions.P
     @Override
     public void onPermissionsGranted(int requestCode, List<String> list) {
         // Some permissions have been granted
-        switch (requestCode){
-            case RC_CAMERA:
-                startScan(cls,title);
-                break;
-        }
 
     }
 
@@ -135,13 +130,9 @@ public class MainActivity extends AppCompatActivity implements EasyPermissions.P
 
     /**
      * 检测拍摄权限
-     * @param cls
-     * @param title
      */
     @AfterPermissionGranted(RC_CAMERA)
-    private void checkCameraPermissions(Class<?> cls,String title){
-        this.cls = cls;
-        this.title = title;
+    private void checkCameraPermissions(){
         String[] perms = {Manifest.permission.CAMERA};
         if (EasyPermissions.hasPermissions(this, perms)) {//有权限
             startScan(cls,title);
@@ -200,13 +191,19 @@ public class MainActivity extends AppCompatActivity implements EasyPermissions.P
     public void OnClick(View v){
         switch (v.getId()){
             case R.id.btn1:
-                checkCameraPermissions(CaptureActivity.class, ((Button)v).getText().toString());
+                this.cls = CaptureActivity.class;
+                this.title = ((Button)v).getText().toString();
+                checkCameraPermissions();
                 break;
             case R.id.btn2:
-                checkCameraPermissions(EasyCaptureActivity.class,((Button)v).getText().toString());
+                this.cls = EasyCaptureActivity.class;
+                this.title = ((Button)v).getText().toString();
+                checkCameraPermissions();
                 break;
             case R.id.btn3:
-                checkCameraPermissions(CustomCaptureActivity.class,((Button)v).getText().toString());
+                this.cls = CustomCaptureActivity.class;
+                this.title = ((Button)v).getText().toString();
+                checkCameraPermissions();
                 break;
             case R.id.btn4:
                 startCode(false);