Add Anonymous mode

src/windows/LoginDialog.cpp

@@ -172,6 +172,10 @@ void LoginDialog::doLogin()
 
 void LoginDialog::accept()
 {
+    if (JsonObject::Instance()->getAnonymousMode()){
+        DialogManager::Default()->requestAlertMessage(tr("Anonymous Mode active!"),
+        DialogButtonMode::OkOnly,tr("System mode Notice"));
+    }
     QDialog::accept();
     clearInputData();
     mIsRunning = false;