L_TwainResetDeviceEventCapability

Summary

Resets the device event capability (CAP_DEVICEEVENT) to the default values.

Syntax

L_LTTWN_API L_INT L_TwainResetDeviceEventCapability (hSession, pDeviceCap)

Parameters

HTWAINSESSION hSession

Handle to an existing TWAIN session. This handle is obtained by calling the L_TwainInitSession or L_TwainInitSession2 function.

pTW_CAPABILITY pDeviceCap

Pointer to the TW_CAPABILITY structure that references the capability value to reset. This structure must be allocated and filled with data corresponding to the required capability to reset.

Returns

Comments

This function should be called after calling L_TwainStartCapsNeg function and before calling L_TwainEndCapsNeg function.

To get the CAP_DEVICEEVENT capability values, call L_TwainGetDeviceEventCapability function.

To set the CAP_DEVICEEVENT capability value, call L_TwainSetDeviceEventCapability 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.

See Also

Functions

• L_TwainStartCapsNeg
• L_TwainSetDeviceEventCallback
• L_TwainGetDeviceEventData
• L_TwainSetDeviceEventCapability
• L_TwainGetDeviceEventCapability
• LTWAINDEVICEEVENTCALLBACK

Topics

• Getting and Setting Capabilities
• TWAIN Functionality: Capability Functions

Example

For an example, refer to L_TwainGetDeviceEventCapability.