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- Changing the default Twain device
- Operating mode in the 64-bit applications
TwainCurrentSource (Function) In french: TwainSourceEnCours Allows you to find out and change the Twain device used by default. This default device will be used by all the Twain functions. Note: To find out which Twain devices are installed on the current extension, use the TwainListSource function.
Trace("Le périphérique utilisé par défaut est : " + TwainCurrentSource())
TwainCurrentSource("Logitech Camera")
Syntax
Changing the Twain device used by default Hide the details
<Result> = TwainCurrentSource(<Driver name>)
<Result>: Boolean - True if the specified device was taken into account,
- False otherwise. The corresponding error message is returned by ErrorInfo.
<Driver name>: Character string Name of the Twain device driver that must be used by default. This name must be one of the names returned by TwainListSource.
Finding out the Twain device used by default Hide the details
<Result> = TwainCurrentSource()
<Result>: Character string Name of theTwain device driver used by default. Remarks Changing the default Twain device To change the Twain device used by default, you can: - use the TwainCurrentSource function.
- display the list of Twain devices installed on the computer via TwainSelectSource. Then, the user will be able to choose the Twain device that will be used by default.
Operating mode in the 64-bit applications In a 64-bit application, this function will automatically use the 64-bit Twain driver. The TWAIN cannot be used if this driver is not installed.
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