参考:

http://blog.csdn.net/lingchen214/article/details/17960789

http://blog.sina.com.cn/s/blog_a6fb6cc90101ed6n.html

http://blog.sina.com.cn/s/blog_a6fb6cc90101en3a.html

http://blog.csdn.net/sbisyju/article/details/8697081

http://bbs.csdn.net/topics/390290700

http://blog.sina.com.cn/s/blog_56e295440100qklh.html

        # 是否可以编辑
QComboBox.setEditable(True) # 在输入的时候给予提示
wordList =["alpha" , "omega" , "omicron" , "zeta"]
completer =QCompleter (wordList)
combox.setCompleter (completer)

效果图:

aaarticlea/png;base64,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" alt="" />

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