📄 setclassword.htm
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<td width="100%" height="16"><a name="SetClassWord">SetClassWord</a></td>
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<td width="100%" colspan="2">VB声明</td>
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<td width="100%" colspan="2">Declare Function SetClassWord Lib "user32" Alias
"SetClassWord" (ByVal hwnd As Long, ByVal nIndex As Long, ByVal wNewWord As
Long) As Long</td>
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<td width="100%" colspan="2">说明</td>
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<td width="100%" colspan="2">为窗口类设置一个条目</td>
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<td width="100%" colspan="2">返回值</td>
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<td width="100%" colspan="2">Long,由nIndex指定的类信息的前一个值。零表示出错。会设置<a
href="GetLastError.htm" tppabs="http://personal.hb.cninfo.net/~vbapi/GetLastError.htm">GetLastError</a></td>
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<td width="100%" colspan="2">参数表</td>
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<td width="25%">参数</td>
<td width="75%">类型及说明</td>
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<td width="25%">hwnd</td>
<td width="75%">Long,欲为其获得类信息的那个窗口的句柄</td>
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<td width="25%">nIndex</td>
<td width="75%">Long,信息结构已分配额外空间的正偏移量</td>
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<td width="25%">wNewWord</td>
<td width="75%">Long,由nIndex指定的类信息的新值</td>
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<td width="100%" colspan="2">注解</td>
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<td width="100%" colspan="2"><p align="left">使用这个函数一定要小心。记住,这里的变动会影响指定类的所有窗口,但除非窗口重画,否则那个变动不会显露出来</td>
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<td width="100%"><p align="right"><a href="#SetClassWord">Top</a></td>
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