ui: Indexing UI

* Added DialogView with QtDialogView implementation to handle information dialogs
* Implemented QtIndexingDialog class that covers all different dialogs for indexing
* Directly communicate with DialogView from Prpject and all Tasks involved in indexing
* Block QtMainWindow UI while indexing

src/lib/component/ComponentManager.cpp

@@ -5,6 +5,7 @@
 #include "component/controller/Controller.h"
 #include "component/view/CodeView.h"
 #include "component/view/CompositeView.h"
+#include "component/view/DialogView.h"
 #include "component/view/GraphView.h"
 #include "component/view/RefreshView.h"
 #include "component/view/SearchView.h"
@@ -50,6 +51,8 @@ void ComponentManager::setup(ViewLayout* viewLayout)
 
 	std::shared_ptr<Component> featureComponent = m_componentFactory->createFeatureComponent();
 	m_components.push_back(featureComponent);
+
+	m_dialogView = m_componentFactory->getViewFactory()->createDialogView(viewLayout);
 }
 
 void ComponentManager::clearComponents()
@@ -83,6 +86,11 @@ void ComponentManager::refreshViews()
 	}
 }
 
+DialogView* ComponentManager::getDialogView() const
+{
+	return m_dialogView.get();
+}
+
 ComponentManager::ComponentManager()
 {
 }