LWia::EnumCapabilitiesCallBack

#include "ltwrappr.h"

virtual L_INT LWia::EnumCapabilitiesCallBack(nCapsCount, pCapability)

L_INT nCapsCount;	/* enumerated capabilities count */
pLWIACAPABILITY pCapability;	/* pointer to a structure that contains information about each enumerated capability */

Called for each enumerated capability of the WIA device and also lets the user abort the enumeration process. And it will be enabled only if you enabled the callback functions by calling LBase::EnableCallBack (TRUE).

Parameter	Description
nCapsCount	The count of the enumerated WIA device capabilities.
pCapability	Pointer to a structure of type LWIACAPABILITY that contains information about each enumerated capability of the selected WIA device.

Returns

SUCCESS	The function was successful.
ERROR_USER_ABORT	The callback wants to abort the properties set process.
< 1	An error occurred. Refer to Return Codes.

Comments

This feature is available in LEADTOOLS version 16 or higher.

Called to provide the user with information about the capabilities of the selected WIA device and also lets the user aborts the enumeration process.

Required DLLs and Libraries

LTWIA

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

Functions:	LWia::EnumCapabilities, LWia::InitSession, LWia::EndSession, Class Members
Topics:	WIA Functionality: Property Functions
	WIA Functionality: Callbacks