Display progress indicator on navigation view...

...if parsing takes longer.

Change-Id: Ib311c031ae0af72b2f923d93578099687d9af91a
Reviewed-by: Eike Ziller <eike.ziller@theqtcompany.com>

plugins/autotest/testcodeparser.cpp

@@ -620,6 +620,8 @@ void TestCodeParser::scanForTests(const QStringList &fileList)
                                              Autotest::Constants::TASK_PARSE);
     connect(progress, &Core::FutureProgress::finished,
             this, &TestCodeParser::onFinished);
+
+    emit parsingStarted();
 }
 
 void TestCodeParser::clearCache()