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 /**
 * A character set converter from Unicode to GBK.
 * 
 *
 * @created         08/Sept/1999
 * @author  Yueheng Xu, Yueheng.Xu@intel.com
 */

#ifndef nsUnicodeToHZ_h___
#define nsUnicodeToHZ_h___

#include "nsUCSupport.h"
#include "gbku.h"
//----------------------------------------------------------------------
// Class nsUnicodeToHZ [declaration]

class nsUnicodeToHZ: public nsEncoderSupport
{
public:

  /**
   * Class constructor.
   */
  nsUnicodeToHZ();

protected:

  //--------------------------------------------------------------------
  // Subclassing of nsEncoderSupport class [declaration]
  NS_IMETHOD ConvertNoBuff(const PRUnichar * aSrc, 
                            PRInt32 * aSrcLength, 
                            char * aDest, 
                            PRInt32 * aDestLength);

  NS_IMETHOD FinishNoBuff(char * aDest, PRInt32 * aDestLength);

  NS_IMETHOD ConvertNoBuffNoErr(const PRUnichar * aSrc, PRInt32 * aSrcLength, 
                                char * aDest, PRInt32 * aDestLength)
  {
    return NS_OK;
  }  // just make it not abstract;

  PRUint16 mHZState;
protected:
  nsGBKConvUtil mUtil;


};

#endif /* nsUnicodeToHZ_h___ */
