plugin.pro Example File

tools/echoplugin/plugin/plugin.pro
TEMPLATE        = lib
CONFIG         += plugin
QT             += widgets
INCLUDEPATH    += ../echowindow
HEADERS         = echoplugin.h
SOURCES         = echoplugin.cpp
TARGET          = $$qtLibraryTarget(echoplugin)
DESTDIR         = ../plugins
EXAMPLE_FILES = echoplugin.json
# install
target.path = $$[QT_INSTALL_EXAMPLES]/widgets/tools/echoplugin/plugins
INSTALLS += target
CONFIG += install_ok  # Do not cargo-cult this!