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±ê  Ìâ: FindNextPrinterChangeNotification(´òÓ¡º¯Êý)(×ªÔØ)
·¢ÐÅÕ¾: ¹þ¹¤´ó×϶¡Ïã (2000Äê09ÔÂ07ÈÕ18:37:03 ÐÇÆÚËÄ), ×ªÐÅ

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·¢ÐÅÈË: yucheng (ÎÞ»°¿É˵), ÐÅÇø: VisualBasic
·¢ÐÅÕ¾: BBS Ë®Ä¾Ç廪վ (Sat Apr  8 01:36:08 2000) WWW-POST

FindNextPrinterChangeNotification 

VBÉùÃ÷ 
Declare Function FindNextPrinterChangeNotification& Lib "winspool.dll" (ByVal 
hChange As Long, pdwChange As Long, ByVal pvReserved As Long, ByVal 
ppPrinterNotifyInfo As Long) 
˵Ã÷ 
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Long£¬·ÇÁã±íʾ³É¹¦£¬Áã±íʾʧ°Ü¡£»áÉèÖÃGetLastError 
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hChange Long£¬Ò»¸ö´òÓ¡»úͨ¸æ¸Ä±ä¶ÔÏóµÄ¾ä±ú 
pdwChange Long£¬Ö¸¶¨ÓÃÓÚ×°ÔØÌØ¶¨±êÖ¾µÄÒ»¸öLongÐÍÖµ£¬¸Ã±êÖ¾±êÖ¾×ÅÐźŵÄÀ´Ô´¡£Çë
ÔÚAPI32.TXTÎļþÖÐѰÕÒÒÔPRINTER_CHANGE_???ǰ׺¿ªÍ·µÄ³£Êý 
pvReserved Long£¬Ö¸¶¨Ò»¸öPRINTER_NOTIFY_OPTIONS½á¹¹µÄµØÖ·¡£ÈçÕâ¸ö½á¹¹µÄFlags×Ö
¶ÎÉèΪPRINTER_NOTIFY_OPTIONS_REFRESH£¬ÄÇôppPrinterNotifyInfo»º³åÇø¾Í»áÔØÈëÕý
ÔÚ¼àÊÓµÄËùÓÐʼþµÄ״̬¡ª¡ª²¢²»½öÊÇÄÇЩ´¥·¢ÁËͨ¸æÐźŵÄʼþ¡£½á¹¹ÖÐËùÓÐÆäËû×Ö¶Î
»á±»ºöÂÔ¡£¿ÉÉèΪNULL£¨Á㣩£¬±íʾֻ·µ»ØÓë״̬¸Ä±äÓйØÐÅÏ¢ 
ppPrinterNotifyInfo Long£¬ÓÉϵͳ·ÖÅäµÄÒ»¸ö»º³åÇøµÄµØÖ·¡£Íê³Éºó£¬Ó¦¸ÃÓÃ
FreePrinterNotifyInfoº¯Êý½«Õâ¸ö»º³åÇøÉ¾³ý¡£»º³åÇøÄÚ°üº¬ÁËÒ»¸öPRINTER_NOTIFY_IN
FO½á¹¹£¬Æäºó¸úËæÒ»ÏµÁÐPRINTER_NOTIFY_INFO_DATA½á¹¹£¨¾ßÌåÊýÁ¿ÓɵÚÒ»¸ö½á¹¹¾ö¶¨£©
 
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Windows NT
 
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Declare Function FindNextPrinterChangeNotification Lib "winspool.drv" Alias 
"FindNextPrinterChangeNotification" (ByVal hChange As Long, pdwChange As 
Long, ByVal pvReserved As String, ByVal ppPrinterNotifyInfo As Long) As Long 




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