GdPictureImaging.TwainCloseSourceManager Method

Closes the Data Source Manager, if it is open.

If a source is open, disables and closes it as needed.

public Boolean TwainCloseSourceManager(
    IntPtr HANDLE
);

Visual Basic

Public Function TwainCloseSourceManager(
    ByVal HANDLE As IntPtr
) As Boolean

Parameters

Parameters	Description
HANDLE	A Window Handle IE: Me.Handle. In most applications you can use nothing but on Citrix and WTS, this must be a top-level window or a child of a top level window.

Returns

True if success, else False -> Use TwainGetLastResultCode() and TwainGetLastConditionCode() functions for diagnosing the error.

If the Source Manager is not open, does nothing and returns TRUE.

If success, the twain state must be <= 2 (TWAIN_SM_LOADED).

To get the TWAIN state, use the TwainGetState() function.