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来自「一些关于vc的问答」· HTM 代码 · 共 48 行
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序号:16599 发表者:飞天 发表日期:2002-09-29 22:44:32
<br>主题:有一个win32的问题请教
<br>内容:InitApplication函数中有这样一句<BR><BR>(WNDCLASS)wc.hbrBackground=GetStockObject(WHITE_BRUSH);<BR><BR>我编译的时候,出现一个错误<BR>cannot convert from 'void *' to 'struct HBRUSH__ *'<BR>于是我在GetStockObject前面加一个(HBRUSH)<BR>但是忽然出现好多错误,比如<BR>unresolved external symbol __imp__RegisterClassA@4<BR>unresolved external symbol __imp__GetStockObject@4<BR><BR>请问这是怎么回事?<BR><BR>而且奇怪的是,有时候加了之后就没有错误了,也不知道是不是<BR>我无意中改了什么<BR>我用的win2000 professional
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回复者:xiongli 回复日期:2002-09-30 08:16:29
<br>内容:为什么照着你的弄进去我就没有错呢
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回复者:飞天 回复日期:2002-09-30 09:27:05
<br>内容:这个我也不太清楚,我在同学机子上打开的时候,会出现工作区<BR>不能完全打开的情况,重新编译链结也没有错误。我为此已经重装<BR>过一次系统了,还是这样。
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回复者:徐景周 回复日期:2002-09-30 11:15:23
<br>内容:试试下面,应该没有问题:<BR>(WNDCLASS)wc.hbrBackground=(HBRUSH)GetStockObject(WHITE_BRUSH);
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回复者:^_^ 回复日期:2002-09-30 14:49:08
<br>内容:unresolved external symbol __imp__RegisterClassA@4<BR>unresolved external symbol __imp__GetStockObject@4<BR><BR>应该是你的库(lib)没有连接上,指定一下库的路径
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回复者:飞天 回复日期:2002-09-30 22:48:35
<br>内容:那应该如何指定呢?
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<font color=red>答案被接受</font><br>回复者:^_^ 回复日期:2002-10-08 08:49:28
<br>内容:#include "Windows.h"<BR><BR>project->setting->link->library modules添上User32.lib.
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回复者:黄飚 回复日期:2002-10-08 09:44:21
<br>内容:CWinApp::InitApplication<BR>Remarks<BR><BR>The CWinApp::InitApplication member function is obsolete in MFC. An initialization that you would have done in InitApplication should be moved to InitInstance. If you override CWinApp::InitApplication, and you do not call the base class function, you will leak the CDocTemplate objects that were added through CWinApp::AddDocTemplate.<BR><BR>CWinApp Overview | Class Members | Hierarchy Chart<BR><BR>See Also CWinApp::InitInstance<BR>
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