我把所有代码编写完之后，在进行连接和编译的时候，提示有一个error，是怎么回事




--------------------Configuration: Reader - Win32 Debug--------------------
Compiling resources...
Compiling...
StdAfx.cpp
Compiling...
Reader.cpp
MainFrm.cpp
ReaderDoc.cpp
ReaderView.cpp
E:\vc\Reader\ReaderView.cpp(114) : error C2065: 'm_nTimer' : undeclared identifier
E:\vc\Reader\ReaderView.cpp(142) : error C2065: 'ScrollDlg' : undeclared identifier
E:\vc\Reader\ReaderView.cpp(142) : error C2228: left of '.DoModal' must have class/struct/union type
E:\vc\Reader\ReaderView.cpp(143) : error C2228: left of '.m_nScroll' must have class/struct/union type
ScrollDlg.cpp
E:\vc\Reader\ScrollDlg.cpp(51) : error C2146: syntax error : missing ';' before identifier 'm_Slider'
Generating Code...
执行 cl.exe 时出错.

Reader.exe - 1 error(s), 0 warning(s)

[ 本帖最后由 june2010 于 2010-7-17 23:18 编辑 ]