wxSmith is a Code::Blocks plugin for RAD editing of wxWidgets applications.

You can starting to try this RAD using the following link: 

http://wiki.codeblocks.org/index.php?title=WxSmith_tutorials 

The comparison of wxSmith with other wxWidgets RAD developer.

http://wiki.codeblocks.org/index.php?title=Comparison_of_wxSmith_features

Code::Block can b downloaded from:

http://developer.berlios.de/projects/codeblocks