打印优化

app/src/main/java/com/xingdata/zzdpos/ui/main/MainActivity.java

@@ -11,6 +11,7 @@ import android.widget.EditText;
 import android.widget.Toast;
 
 import com.blankj.utilcode.util.ActivityUtils;
+import com.xingdata.api.print.ZX_PrintPOS;
 import com.xingdata.zzdpos.R;
 import com.xingdata.zzdpos.base.BaseActivity;
 import com.xingdata.zzdpos.base.BaseFragment;
@@ -209,4 +210,9 @@ public class MainActivity extends BaseActivity<MainPresenter, ActivityMainBindin
     }
 
 
+    @Override
+    protected void onDestroy() {
+        ZX_PrintPOS.getInstance(this).Destory();
+        super.onDestroy();
+    }
 }