更新CameraX至v1.2.2

app/src/main/java/com/king/zxing/app/CustomCaptureActivity.java

@@ -77,7 +77,7 @@ public class CustomCaptureActivity extends CaptureActivity {
         getCameraScan().setPlayBeep(true)//设置是否播放音效，默认为false
                 .setVibrate(true)//设置是否震动，默认为false
 //                .setCameraConfig(new CameraConfig())//设置相机配置信息，CameraConfig可覆写options方法自定义配置
-                .setCameraConfig(new ResolutionCameraConfig(this))//设置CameraConfig，可以根据自己的需求去自定义配置
+//                .setCameraConfig(new ResolutionCameraConfig(this))//设置CameraConfig，可以根据自己的需求去自定义配置
                 .setNeedAutoZoom(false)//二维码太小时可自动缩放，默认为false
                 .setNeedTouchZoom(true)//支持多指触摸捏合缩放，默认为true
                 .setDarkLightLux(45f)//设置光线足够暗的阈值（单位：lux），需要通过{@link #bindFlashlightView(View)}绑定手电筒才有效
@@ -117,12 +117,10 @@ public class CustomCaptureActivity extends CaptureActivity {
     }
 
     private void showToast(String text){
-        if(toast == null){
-            toast = Toast.makeText(this,text,Toast.LENGTH_SHORT);
-        }else{
-            toast.setText(text);
-            toast.setDuration(Toast.LENGTH_SHORT);
+        if(toast != null){
+            toast.cancel();
         }
+        toast = Toast.makeText(this,text,Toast.LENGTH_SHORT);
         toast.show();
     }
 

app/src/main/java/com/king/zxing/app/MainActivity.java

@@ -32,6 +32,8 @@ import com.king.zxing.util.LogUtils;
 
 
 import java.util.List;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
 
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.core.app.ActivityCompat;
@@ -72,6 +74,8 @@ public class MainActivity extends AppCompatActivity implements EasyPermissions.P
 
     private Toast toast;
 
+    private ExecutorService executor = Executors.newSingleThreadExecutor();
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -97,12 +101,10 @@ public class MainActivity extends AppCompatActivity implements EasyPermissions.P
     }
 
     private void showToast(String text){
-        if(toast == null){
-            toast = Toast.makeText(this,text,Toast.LENGTH_SHORT);
-        }else{
-            toast.setDuration(Toast.LENGTH_SHORT);
-            toast.setText(text);
+        if(toast != null){
+            toast.cancel();
         }
+        toast = Toast.makeText(this,text,Toast.LENGTH_SHORT);
         toast.show();
     }
 
@@ -165,7 +167,7 @@ public class MainActivity extends AppCompatActivity implements EasyPermissions.P
     }
 
     private void asyncThread(Runnable runnable){
-        new Thread(runnable).start();
+        executor.execute(runnable);
     }
 
     /**

app/src/main/res/layout/custom_activity.xml

@@ -13,7 +13,10 @@
         android:id="@+id/viewfinderView"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        app:viewfinderStyle="popular"/>
+        app:viewfinderStyle="popular"
+        app:laserStyle="image"
+        app:laserDrawableRatio="0.8"
+        app:laserDrawable="@drawable/ic_laser_line"/>
     <ImageView
         android:id="@+id/ivFlash"
         android:layout_width="wrap_content"