Frog3d (Free Rendering Object Graphic 3D) is a 3ds file viewer. it is writen in C++ and use QT for the GUI and OpenGL for the rendering

NeHe的OpenGL教程，应用环境C++ GUI Qt4以及Visual C++ 2005-NeHe' s OpenGL tutorials, application environment C++ GUI Qt4 and Visual C++ 2005

GLC_lib is a C++ library for high performance 3D application based on OpenGL and QT4 GUI. Some GLC_lib features : Supported file format : 3DS, OBJ, COLLADA, 3DXML, OFF, STL. Easy view manipulation, Level of detail, shaders...

C++ GUI Programming with Qt 3 Graphics with OpenGL