rogerwang/node-webkit — pull request #287 by zhchbin (2012-12-22 07:42:13+00:00)
Title: [API][WIN] Fix maximize event doesn't trigger when double click the title bar. Fix #257 

Windows uses the 4 lower order bits of |command-id| for type-specific information so we must exclude this when comparing. For more, please take a look at [link](https://code.google.com/codesearch#OAMlx_jo-ck/src/ui/views/win/hwnd_message_handler.cc&exact_package=chromium&q=SC_MAXIMIZE&l=1917)