[转载] How Qt Signals and Slots Work

原文

http://woboq.com/blog/how-qt-signals-slots-work.html

中英对照

http://blog.csdn.net/newthinker_wei/article/details/22701695

 还有一篇不错的译文

http://www.devbean.net/2012/12/how-qt-signals-and-slots-work/