DTwainSource::IsCapSupported

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Syntax

bool DTwainSource::IsCapSupported( LONG lCap ) const;

 

Parameters

lCap

Capability to test.  See main help manual for capabilities.

 

Return Value

Returns TRUE if the capability is supported by the Source, FALSE otherwise.

 

Example

 

#include <cdtwain.h>

#include <iostream>

using namespace DTWAIN;

using namespace std;

 

int main( )

{

  DTwainInterface TI( NULL, NULL );

  DTwainSource Source = DTwainSource::Select( );

  if ( Source.IsValid( ) )

  {

      bool bIsSupported = Source.IsCapSupported( DTWAIN_CV_ICAPGAMMA );

      cout << "Gamma capability is" << (bIsSupported?" ":"not ") << "supported" << endl;

  }

}