UI fix

src/main.cpp

@@ -49,19 +49,19 @@ int main(int argc, char* argv[])
 	//a.installEventFilter(obj);
 	InputObject* obj = new InputObject();
 	a.installEventFilter(obj);
-	SQLHelper::Open();
-	MainWindow w;
-	w.showFullScreen();
-	LoginWindow l;
-needLogin:
-	l.showFullScreen();
-	int rec = l.exec();
-	if (rec != QDialog::Accepted)
-	{
-		goto needLogin;
-	}
-	//    l.deleteLater();
-	w.centerWidgetShow();
+    SQLHelper::Open();
+    MainWindow w;
+    w.showFullScreen();
+    LoginWindow l;
+    needLogin:
+    l.showFullScreen();
+    int rec =  l.exec();
+    if (rec !=QDialog::Accepted )
+    {
+        return 0;
+    }
+//    l.deleteLater();
+    w.centerWidgetShow();
 
 
 	return a.exec();