改变CEdit的背景颜色\CReadOnlyEdit_demo\CReadOnlyEdit_demo\ReadOnly.aps
...................\..................\..................\ReadOnly.clw
...................\..................\..................\ReadOnly.cpp
...................\..................\..................\ReadOnly.dsp
...................\..................\..................\ReadOnly.dsw
...................\..................\..................\ReadOnly.h
...................\..................\..................\ReadOnly.ncb
...................\..................\..................\ReadOnly.opt
...................\..................\..................\ReadOnly.plg
...................\..................\..................\ReadOnly.rc
...................\..................\..................\ReadOnlyDlg.cpp
...................\..................\..................\ReadOnlyDlg.h
...................\..................\..................\ReadOnlyEdit.cpp
...................\..................\..................\ReadOnlyEdit.h
...................\..................\..................\res\ReadOnly.ico
...................\..................\..................\...\ReadOnly.rc2
...................\..................\..................\resource.h
...................\..................\..................\StdAfx.cpp
...................\..................\..................\StdAfx.h
...................\..............src\CReadOnlyEdit_src\ReadOnlyEdit.cpp
...................\.................\.................\ReadOnlyEdit.h
...................\..............demo\CReadOnlyEdit_demo\res
...................\..................\CReadOnlyEdit_demo
...................\..............src\CReadOnlyEdit_src
...................\CReadOnlyEdit_demo
...................\CReadOnlyEdit_src
改变CEdit的背景颜色