Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
@koahnig it's still making me unable to type code in qtcreator 13
What version of Ubuntu are you running ?
Did you test with the version of Qt Creator from Ubuntu's repositories ?
Try using the QMAKE_EXT_CPP qmake variable to have .c files treated as c++ files.