As already said it is not glued to anything. It supports everything qmake or cmake support, msvc included.
in build settings the Tool chain filed is MinGW and its grey colour not editable. How to change it?

Quote Originally Posted by Zlatomir View Post
And also you can use Qt with the Visual Studio (IDE and VC++ compiler)
thats what I meant by saying "and I cannot see any solution so far how to use mingw compiler here. The easiest way to switch to msvc. "