logic: terminating all running tasks before closing the application (issue #343)

src/lib/data/parser/TaskParseWrapper.cpp

@@ -54,3 +54,8 @@ void TaskParseWrapper::doReset(std::shared_ptr<Blackboard> blackboard)
 {
 	m_taskRunner->reset();
 }
+
+void TaskParseWrapper::doTerminate()
+{
+	m_taskRunner->terminate();
+}

src/lib/data/parser/TaskParseWrapper.h

@@ -28,6 +28,7 @@ private:
 	virtual TaskState doUpdate(std::shared_ptr<Blackboard> blackboard);
 	virtual void doExit(std::shared_ptr<Blackboard> blackboard);
 	virtual void doReset(std::shared_ptr<Blackboard> blackboard);
+	virtual void doTerminate();
 
 	PersistentStorage* m_storage;