LTwain::AcquireCallBack
#include "ltwrappr.h"
virtual L_VOID LTwain::AcquireCallBack (nPage, pszFileName, bFinishScan)
L_INT nPage; |
/* page number */ |
/* file name */ | |
L_BOOL bFinishScan; |
/* flag to determine if the scanning status */ |
Called twice for each page scanned using LTwain::AcquireMulti. This function is available in the Document/Medical Toolkits.
Parameter |
Description |
|
nPage |
Number of the page being acquired |
|
pszFileName |
Character string containing the name of the file in which to save the scanned image(s). |
|
bFinishScan |
Flag that indicates the scanning status. Possible values are: |
|
|
Value |
Meaning |
|
TRUE |
Scanning of the page has finished. |
|
FALSE |
Scanning of the page has just started. |
Comments
This callback function will be enabled only if you enabled the callback functions by calling LBase::EnableCallBack(TRUE).
This callback will be called two times. The callback is called the first time when the Twain source begins scanning the page. The callback is called the second time when the Twain source has finished scanning the page.
Required DLLs and Libraries
LTTWN For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
See Also
Example
For an example, refer to LTwain::AcquireMulti.