📄 findfirstchangenotification.htm
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<td width="100%" height="16">FindFirstChangeNotification</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 FindFirstChangeNotification Lib
"kernel32" Alias "FindFirstChangeNotificationA" (ByVal lpPathName As
String, ByVal bWatchSubtree As Long, ByVal dwNotifyFilter 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">创建一个文件通知对象。该对象用于监视文件系统发生的变化</td>
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<td width="100%" colspan="2">返回值</td>
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<td width="100%" colspan="2">Long，如成功，返回一个改变通知对象的句柄；INVALID_HANDLE_VALUE表示失败。会设置<a
href="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%">lpPathName</td>
<td width="75%">String，要监视的目录</td>
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<td width="25%">bWatchSubtree</td>
<td width="75%">Long，如果为TRUE，表示监视lpPathName的所有子目录</td>
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<td width="25%">dwNotifyFilter</td>
<td width="75%">Long，带有前缀FILE_NOTIFY_CHANGE_???前缀的一个或多个常数，它们指定了对象发出信号的条件</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">用<a href="FindCloseChangeNotification.htm">FindCloseChangeNotification</a>函数关闭句柄，不要用<a
href="CloseHandle.htm">CloseHandle</a>函数</td>
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