File list (Check if you may need any files):
4.4 带下拉选择列表的按钮控件\ButtonEx.clw
............................\ButtonEx.cpp
............................\ButtonEx.dsp
............................\ButtonEx.dsw
............................\ButtonEx.h
............................\ButtonEx.ncb
............................\ButtonEx.opt
............................\ButtonEx.plg
............................\ButtonEx.rc
............................\ButtonExDlg.cpp
............................\ButtonExDlg.h
............................\ListButton.cpp
............................\ListButton.h
............................\ListWnd.cpp
............................\ListWnd.h
............................\ReadMe.txt
............................\res\ButtonEx.ico
............................\...\ButtonEx.rc2
............................\resource.h
............................\StdAfx.cpp
............................\StdAfx.h
............................\res
4.4 带下拉选择列表的按钮控件