Qt OPC UA Viewer Example

 QT += opcua widgets
 CONFIG += c++11
 DEPENDPATH += INCLUDEPATH

 SOURCES += main.cpp \
     mainwindow.cpp \
     opcuamodel.cpp \
     treeitem.cpp \
     certificatedialog.cpp

 #install
 target.path = $$[QT_INSTALL_EXAMPLES]/opcua/opcuaviewer
 INSTALLS += target

 HEADERS += \
     mainwindow.h \
     opcuamodel.h \
     treeitem.h \
     certificatedialog.h

 FORMS += \
     certificatedialog.ui \
     mainwindow.ui \