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FindFirstPrinterChangeNotification
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Creates a change notification object and returns a handle to the object. You can then use this handle in a call to one of the wait functions to monitor changes to the printer or print server.
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| Declaration: |
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HANDLE FindFirstPrinterChangeNotification(
HANDLE hPrinter, // handle to printer
DWORD fdwFlags, // conditions to monitor
DWORD fdwOptions, // reserved, must be zero
LPVOID pPrinterNotifyOptions // fields to monitor
);
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| FoxPro declaration: |
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DECLARE INTEGER FindFirstPrinterChangeNotification;
IN winspool.drv;
INTEGER hPrinter,;
LONG fdwFlags,;
LONG fdwOptions,;
STRING @ pPrinterNotifyOptions
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| Parameters: |
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hPrinter
[in] Handle to the printer or print server that you want to monitor.
fdwFlags
[in] Specify the conditions that will cause the change notification object to enter a signaled state.
fdwOptions
Reserved; must be zero.
pPrinterNotifyOptions
[in] Pointer to a PRINTER_NOTIFY_OPTIONS structure. |
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| Return value: |
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| If the function succeeds, the return value is a handle to a change notification object associated with the specified printer or print server. |
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| My comment: |
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To monitor a printer or print server, call the FindFirstPrinterChangeNotification function, then use the returned change notification object handle in a call to one of the wait functions, like WaitForSingleObject.
See also: FindNextPrinterChangeNotification, FindClosePrinterChangeNotification, OpenPrinter. |
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| Word Index links for the FindFirstPrinterChangeNotification : |
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| Created: | 2005-04-06 20:41:45 | | Modified: | 2005-04-06 20:46:24 |
Visited in last 7 days: 21 |
Using Change Notification Objects to monitor changes to the printer or print server