Help Version 19.0.2017.10.27
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#include "lttwn.h"
L_LTTWN_API L_INT L_TwainGetSupportedTransferMode (hSession, pTransferModes)
HTWAINSESSION hSession; |
handle to an existing TWAIN session |
L_UINT * pTransferModes; |
pointer to a variable |
Gets all transfer modes supported by the current TWAIN source.
| Parameter | Description | |
| hSession | Handle to an existing TWAIN session. This handle is obtained by calling the L_TwainInitSession or L_TwainInitSession2 function. | |
| pTransferModes | Pointer to a variable to be updated with a value that represents the supported transfer modes. Values may be combined using a bitwise OR ( | ). Possible values are: | |
| Value | Meaning | |
| TWAIN_TRANSFER_FILE | [0x001] Specifies the file transfer mode. | |
| TWAIN_TRANSFER_MEMORY | [0x002] Specifies the memory transfer mode. | |
| TWAIN_TRANSFER_NATIVE | [0x004] Specifies the native transfer mode. | |
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes. |
This function should be called after calling the L_TwainStartCapsNeg function and before calling the L_TwainEndCapsNeg function.
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. |
For an example, refer to L_TwainSetTransferOptions.