src/applicationwindow.h \
src/arc.h \
src/circle.h \
+ src/connection.h \
src/container.h \
src/dimension.h \
src/drawingview.h \
src/applicationwindow.cpp \
src/arc.cpp \
src/circle.cpp \
+ src/connection.cpp \
src/container.cpp \
src/dimension.cpp \
src/drawingview.cpp \