application.pro Example File
mainwindows/application/application.pro
QT += widgets
HEADERS = mainwindow.h
SOURCES = main.cpp \
mainwindow.cpp
RESOURCES = application.qrc
# install
target.path = $$[QT_INSTALL_EXAMPLES]/widgets/mainwindows/application
INSTALLS += target
simulator: warning(This example might not fully work on Simulator platform)