Thanks, the library seemed to compile, but now I'm having trouble compiling example.pro. I get the following error. Any advice?

tmp\obj\main.o(.text+0x171): In function `Z5qMainiPPc':
C:/cstuff/qcodeedit-1.0/main.cpp:26: undefined reference to `QPlainTextEditCreat
or::id()'
tmp\obj\main.o(.text+0x192):C:/cstuff/qcodeedit-1.0/main.cpp:26: undefined refer
ence to `QFoldPanelCreator::id()'
tmp\obj\main.o(.text+0x1b3):C:/cstuff/qcodeedit-1.0/main.cpp:26: undefined refer
ence to `QLineNumberPanelCreator::id()'
tmp\obj\main.o(.text+0x1d4):C:/cstuff/qcodeedit-1.0/main.cpp:26: undefined refer
ence to `QLineMarkPanelCreator::id()'
collect2: ld returned 1 exit status
mingw32-make[1]: *** [release\example.exe] Error 1
mingw32-make[1]: Leaving directory `C:/cstuff/qcodeedit-1.0'
mingw32-make: *** [release] Error 2