trafficlight-widgets-dynamic.pro Example File
trafficlight-widgets-dynamic/trafficlight-widgets-dynamic.pro
 QT += widgets scxml
 SOURCES = ../trafficlight-common/trafficlight.cpp
 HEADERS = ../trafficlight-common/trafficlight.h
 SOURCES += trafficlight-widgets-dynamic.cpp
 # install
 target.path = $$[QT_INSTALL_EXAMPLES]/scxml/trafficlight-widgets-dynamic
 INSTALLS += target
 RESOURCES += \
     trafficlight-widgets-dynamic.qrc