- Abort mode via ESCAPE added
BoxZoom, BoxSelection and BoxElementSelection
- Change the cursor to give the user feedback about active mode.
- Abort mode via ESCAPE
An empty block after a conditional can be a sign of an omission and can decrease maintainability of the code.
Such blocks should contain an explanatory comment to aid future maintainers.
Quarter Widget soes not allow to switch of multisampling on the fly, therefore we need to use glgraphicsitem instead of direct opengl xor rendering for mouse selection
-removes all soqtviewer references
-create a quarter adaptor class which implements missing functionality
-adopts freecad code to make use of SoRenderManager and changed View3DInventorViewer interface