1. highlight the different parts of C/C++ preprocessor line with different color. (#define, symbol name, value)
2. understand the meaning of some preprocessor keyword, making action based on it. (For example, it can understand "_#if 0,...,#endif_"#" block, and treat anything inside as the comment lines.). And the editor window get refreshed synchronously.(the syntax coloring gets updated instantly) (ps: Both features are present in the current version of _VIM_ editor) -- <http://forum.pspad.com/read.php?2,33428,33428> PSPad freeware editor http://www.pspad.com
