subject_21787.htm

一些关于vc的问答

<p>
序号：21787 发表者：yingpf 发表日期：2002-11-20 13:58:19
<br>主题：怎么会？？？
<br>内容：#include "student.h"<BR><BR>class CUrlCollectDoc : public CDocument<BR>{<BR>protected: // create from serialization only<BR>&nbsp;&nbsp;&nbsp;&nbsp;CUrlCollectDoc();<BR>&nbsp;&nbsp;&nbsp;&nbsp;DECLARE_DYNCREATE(CUrlCollectDoc)<BR><BR>// Attributes<BR>&nbsp;&nbsp;&nbsp;&nbsp;CTypedPtrList&lt;CObList, Student*&gt; m_stuList;&nbsp;&nbsp;&nbsp;&nbsp;//Error!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!<BR>// Operations<BR>public:<BR><BR>// Overrides<BR>&nbsp;&nbsp;&nbsp;&nbsp;// ClassWizard generated virtual function overrides<BR>&nbsp;&nbsp;&nbsp;&nbsp;//{{AFX_VIRTUAL(CUrlCollectDoc)<BR>&nbsp;&nbsp;&nbsp;&nbsp;public:<BR>&nbsp;&nbsp;&nbsp;&nbsp;virtual BOOL OnNewDocument();<BR>&nbsp;&nbsp;&nbsp;&nbsp;virtual void Serialize(CArchive&amp; ar);<BR>&nbsp;&nbsp;&nbsp;&nbsp;//}}AFX_VIRTUAL<BR><BR>// Implementation<BR>public:<BR>&nbsp;&nbsp;&nbsp;&nbsp;virtual ~CUrlCollectDoc();<BR>#ifdef _DEBUG<BR>&nbsp;&nbsp;&nbsp;&nbsp;virtual void AssertValid() const;<BR>&nbsp;&nbsp;&nbsp;&nbsp;virtual void Dump(CDumpContext&amp; dc) const;<BR>#endif<BR><BR>protected:<BR><BR>// Generated message map functions<BR>protected:<BR>&nbsp;&nbsp;&nbsp;&nbsp;//{{AFX_MSG(CUrlCollectDoc)<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;// NOTE - the ClassWizard will add and remove member functions here.<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//&nbsp;&nbsp;&nbsp;&nbsp;DO NOT EDIT what you see in these blocks of generated code !<BR>&nbsp;&nbsp;&nbsp;&nbsp;//}}AFX_MSG<BR>&nbsp;&nbsp;&nbsp;&nbsp;DECLARE_MESSAGE_MAP()<BR>};<BR><BR>以上程序中的CTypedPtrList&lt;CObList, Student*&gt; m_stuList;出现如下错（Student类已声明了）&nbsp;&nbsp;:<BR>e:\vc\urlcollect\urlcollectdoc.h(21) : error C2143: syntax error : missing ';' before '&lt;'<BR>e:\vc\urlcollect\urlcollectdoc.h(21) : error C2501: 'CTypedPtrList' : missing storage-class or type specifiers<BR>e:\vc\urlcollect\urlcollectdoc.h(21) : error C2059: syntax error : '&lt;'<BR>e:\vc\urlcollect\urlcollectdoc.h(21) : error C2238: unexpected token(s) preceding ';'<BR>UrlCollectDoc.cpp<BR>e:\vc\urlcollect\urlcollectdoc.h(21) : error C2143: syntax error : missing ';' before '&lt;'<BR>e:\vc\urlcollect\urlcollectdoc.h(21) : error C2501: 'CTypedPtrList' : missing storage-class or type specifiers<BR>e:\vc\urlcollect\urlcollectdoc.h(21) : error C2059: syntax error : '&lt;'<BR>e:\vc\urlcollect\urlcollectdoc.h(21) : error C2238: unexpected token(s) preceding ';'<BR>E:\Vc\UrlCollect\UrlCollectDoc.cpp(66) : error C2065: 'm_stuList' : undeclared identifier<BR>E:\Vc\UrlCollect\UrlCollectDoc.cpp(66) : error C2228: left of '.Serialize' must have class/struct/union type<BR>UrlCollectView.cpp<BR>e:\vc\urlcollect\urlcollectdoc.h(21) : error C2143: syntax error : missing ';' before '&lt;'<BR>e:\vc\urlcollect\urlcollectdoc.h(21) : error C2501: 'CTypedPtrList' : missing storage-class or type specifiers<BR>e:\vc\urlcollect\urlcollectdoc.h(21) : error C2059: syntax error : '&lt;'<BR>e:\vc\urlcollect\urlcollectdoc.h(21) : error C2238: unexpected token(s) preceding ';'<BR>Generating Code...
<br><a href="javascript:history.go(-1)">返回上页</a><br><a href=http://www.copathway.com/cndevforum/>访问论坛</a></p>
<hr size=1>
<blockquote><p>
回复者：CDMA2000 回复日期：2002-11-20 14:07:29
<br>内容：缺少模板类的头文件<BR>#include &lt;afxtempl.h&gt;<BR><BR><BR>2002-11-20 14:09:20