File list (Check if you may need any files):
mainwindows\application\application.pro
...........\...........\application.qrc
...........\...........\debug\application.exe
...........\...........\images\copy.png
...........\...........\......\cut.png
...........\...........\......\new.png
...........\...........\......\open.png
...........\...........\......\paste.png
...........\...........\......\save.png
...........\...........\......\Thumbs.db
...........\...........\main.cpp
...........\...........\mainwindow.cpp
...........\...........\mainwindow.h
...........\...........\Makefile
...........\...........\Makefile.Debug
...........\...........\Makefile.Release
...........\...........\release\application.exe
...........\...........\tmp\moc\debug_shared\moc_mainwindow.cpp
...........\...........\...\...\release_shared\moc_mainwindow.cpp
...........\...........\...\obj\debug_shared\main.o
...........\...........\...\...\............\mainwindow.o
...........\...........\...\...\............\moc_mainwindow.o
...........\...........\...\...\............\qrc_application.o
...........\...........\...\...\release_shared\main.o
...........\...........\...\...\..............\mainwindow.o
...........\...........\...\...\..............\moc_mainwindow.o
...........\...........\...\...\..............\qrc_application.o
...........\...........\...\rcc\debug_shared\qrc_application.cpp
...........\...........\...\...\release_shared\qrc_application.cpp
...........\dockwidgets\debug\dockwidgets.exe
...........\...........\dockwidgets.pro
...........\...........\dockwidgets.qrc
...........\...........\images\new.png
...........\...........\......\print.png
...........\...........\......\save.png
...........\...........\......\undo.png
...........\...........\main.cpp
...........\...........\mainwindow.cpp
...........\...........\mainwindow.h
...........\...........\Makefile
...........\...........\Makefile.Debug
...........\...........\Makefile.Release
...........\...........\release\dockwidgets.exe
...........\...........\tmp\moc\debug_shared\moc_mainwindow.cpp
...........\...........\...\...\release_shared\moc_mainwindow.cpp
...........\...........\...\obj\debug_shared\main.o
...........\...........\...\...\............\mainwindow.o
...........\...........\...\...\............\moc_mainwindow.o
...........\...........\...\...\............\qrc_dockwidgets.o
...........\...........\...\...\release_shared\main.o
...........\...........\...\...\..............\mainwindow.o
...........\...........\...\...\..............\moc_mainwindow.o
...........\...........\...\...\..............\qrc_dockwidgets.o
...........\...........\...\rcc\debug_shared\qrc_dockwidgets.cpp
...........\...........\...\...\release_shared\qrc_dockwidgets.cpp
...........\mainwindows.pro
...........\Makefile
...........\mdi\debug\mdi.exe
...........\...\images\copy.png
...........\...\......\cut.png
...........\...\......\new.png
...........\...\......\open.png
...........\...\......\paste.png
...........\...\......\save.png
...........\...\main.cpp
...........\...\mainwindow.cpp
...........\...\mainwindow.h
...........\...\Makefile
...........\...\Makefile.Debug
...........\...\Makefile.Release
...........\...\mdi.pro
...........\...\mdi.qrc
...........\...\mdichild.cpp
...........\...\mdichild.h
...........\...\release\mdi.exe
...........\...\tmp\moc\debug_shared\moc_mainwindow.cpp
...........\...\...\...\............\moc_mdichild.cpp
...........\...\...\...\release_shared\moc_mainwindow.cpp
...........\...\...\...\..............\moc_mdichild.cpp
...........\...\...\obj\debug_shared\main.o
...........\...\...\...\............\mainwindow.o
...........\...\...\...\............\mdichild.o
...........\...\...\...\............\moc_mainwindow.o
...........\...\...\...\............\moc_mdichild.o
...........\...\...\...\............\qrc_mdi.o
...........\...\...\...\release_shared\main.o
...........\...\...\...\..............\mainwindow.o
...........\...\...\...\..............\mdichild.o
...........\...\...\...\..............\moc_mainwindow.o
...........\...\...\...\..............\moc_mdichild.o
...........\...\...\...