add context panel

app/gcompose/src/main.cpp

@@ -2,6 +2,7 @@
 #include "MainWindow.h"
 #include "MainPanel.h"
 #include "ViewportPane.h"
+#include "StyleManager.h"
 
 #include "Math/ContainerBox.h"
 #include <HEP/Geant/Scene.h>
@@ -11,6 +12,8 @@
 #include <Vtk/vtkContainerBox.h>
 #include <Vtk/vtkQViewport.h>
 
+#include "Core/ObjectsContext.h"
+
 #include <vtkSmartPointer.h>
 #include <vtkCubeSource.h>
 #include <vtkPolyDataMapper.h>
@@ -26,6 +29,7 @@ using namespace uLib::literals;
 
 int main(int argc, char** argv) {
     QApplication app(argc, argv);
+    StyleManager::applyStyle(&app, "dark");
     std::cout << "Starting gcompose Qt application..." << std::endl;
 
     ContainerBox world_box(Vector3f(1, 1, 1));
@@ -35,8 +39,13 @@ int main(int argc, char** argv) {
     scene.ConstructWorldBox(world_box.GetSize(), "G4_AIR");
     scene.Initialize();
 
+    uLib::ObjectsContext globalContext;
+    globalContext.AddObject(&world_box);
+    globalContext.AddObject(&scene);
+
     // 2. Initialize MainWindow (contains embedded VTK QViewport)
     MainWindow window;
+    window.setContext(&globalContext);
     MainPanel* panel = window.getPanel();
     ViewportPane* pane = panel->getFirstPane();
     Vtk::QViewport* viewport = qobject_cast<Vtk::QViewport*>(pane->currentViewport());