Here is a list of all files with brief descriptions:

src
klftools
klfadvancedconfigeditor.cpp
klfadvancedconfigeditor.h
klfcolorchooser.cpp
klfcolorchooser.h
klfconfigbase.cpp
klfconfigbase.h
klfdatautil.cpp
klfdatautil.h
klfdebug.cpp
klfdebug.h	Debugging utilities
klfdefs.cpp
klfdefs.h	Base declarations for klatexformula and some utilities
klfdefs_linux.cpp
klfdefs_mac.mm
klfdefs_otheros.cpp
klfdefs_win.cpp
klfdisplaylabel.cpp
klfdisplaylabel.h
klfenumlistwidget.cpp
klfenumlistwidget.h
klffactory.cpp
klffactory.h
klfflowlayout.cpp
klfflowlayout.h
klfflowlistwidget.cpp
klfflowlistwidget.h
klfguiutil.cpp
klfguiutil.h
klfitemviewsearchtarget.cpp
klfitemviewsearchtarget.h
klfiteratorsearchable.h
klflatexedit.cpp
klflatexedit.h
klfmacdefs.h
klfpathchooser.cpp
klfpathchooser.h
klfpixmapbutton.cpp
klfpixmapbutton.h
klfpobj.cpp
klfpobj.h
klfpobjeditwidget.cpp
klfpobjeditwidget.h
klfprogerr.cpp
klfprogerr.h
klfrelativefont.cpp
klfrelativefont.h
klfsearchbar.cpp
klfsearchbar.h
klfsidewidget.cpp
klfsidewidget.h
klfsysinfo.cpp
klfsysinfo.h
klftools_desplugin_collection.cpp
klftools_desplugin_collection.h
klfunitinput.cpp
klfunitinput.h
klfutil.cpp
klfutil.h
qtcolortriangle.cpp
qtcolortriangle.h