class Parameters;
class BlockLibraryWidget;
class GroupWidget;
-class BlockWidget;
+class VHDLConverter;
class Graph;
// versioning related
void slotLoadProject();
void slotSaveProject();
void slotSaveAsProject();
- void slotCloseProject();
+ bool slotCloseProject();
void slotOpenBlockLibrary();
void slotNewBlockWidget();