1 CONFIG += designer

     2 win32|mac: CONFIG+= debug_and_release

     3 QTDIR_build:DESTDIR = $$QT_BUILD_TREE/plugins/designer

     4 contains(TEMPLATE, ".*lib"):TARGET = $$qtLibraryTarget($$TARGET)

     5 

     6 # install

     7 target.path = $$[QT_INSTALL_PLUGINS]/designer

     8 INSTALLS += target