[Qt-interest] Article on Using Qt4 ---- Problem: setupUi not define in this scope and other errors

[Usman Ajmal]

Hi i am following http://www.digitalfanatics.org/qt4/articles/i.html to
learn how to use Qt4. While compiling i get following errors...


In file included from formimpl.cpp:1:
formimpl.h:6: error: expected class-name before ‘{’ token
formimpl.h: In constructor ‘FormImpl::FormImpl()’:
formimpl.h:12: error: ‘setupUi’ was not declared in this scope
formimpl.h:14: error: ‘pushButton’ was not declared in this scope
formimpl.cpp: In member function ‘void FormImpl::addClicked()’:
formimpl.cpp:5: error: ‘lineEdit’ was not declared in this scope
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