Logo Search packages:      
Sourcecode: ardour version File versions  Download package

hexentry.h

/*
    Copyright (C) 1999 Paul Barton-Davis 

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

    $Id: hexentry.h,v 1.2 2003/02/10 14:31:58 pbd Exp $
*/

#ifndef __gtkmmext_hexentry_h__
#define __gtkmmext_hexentry_h__

#include <gtk--.h>

namespace Gtkmmext {

class HexEntry : public Gtk::Entry

{
  public:
      /* Take a byte-level representation of a series of hexadecimal
         values and use them to set the displayed text of the entry.
         Eg. if hexbuf[0] = 0xff and hexbuf[1] = 0xa1 and buflen = 2,
         then the text will be set to "ff a1".
      */

      void set_hex (unsigned char *hexbuf, unsigned int buflen);

      /* puts byte-level representation of current entry text
         into hexbuf, and returns number of bytes written there.

         NOTE: this will release the existing memory pointed to
         by hexbuf if buflen indicates that it is not long enough
         to hold the new representation, and hexbuf is not zero.

         If the returned length is zero, the contents of hexbuf 
         are undefined.
      */

      unsigned int get_hex (unsigned char *hexbuf, size_t buflen);

  private:
      gint key_press_event_impl (GdkEventKey *);
};

} /* namespace */

#endif /* __gtkmmext_hexentry_h__ */

Generated by  Doxygen 1.6.0   Back to index