//
// "$Id$"
//
// Code editor widget for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2009 by Bill Spitzak and others.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library 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
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA.
//
// Please report all bugs and problems on the following page:
//
//     http://www.fltk.org/str.php
//

#ifndef CodeEditor_h
#  define CodeEditor_h

//
// Include necessary headers...
//

#  include <stdio.h>
#  include <stdlib.h>
#  include <string.h>
#  include <ctype.h>
#  include <FL/Fl.H>
#  include <FL/Fl_Text_Buffer.H>
#  include <FL/Fl_Text_Editor.H>


class CodeEditor : public Fl_Text_Editor {
  static Fl_Text_Display::Style_Table_Entry styletable[];
  static const char * const code_keywords[];
  static const char * const code_types[];


  // 'compare_keywords()' - Compare two keywords...
  static int compare_keywords(const void *a, const void *b);

  // 'style_parse()' - Parse text and produce style data.
  static void style_parse(const char *text, char *style, int length);

  // 'style_unfinished_cb()' - Update unfinished styles.
  static void style_unfinished_cb(int, void*);

  // 'style_update()' - Update the style buffer...
  static void style_update(int pos, int nInserted, int nDeleted,
                           int /*nRestyled*/, const char * /*deletedText*/,
                           void *cbArg);

  static int auto_indent(int, CodeEditor* e);

  public:

  CodeEditor(int X, int Y, int W, int H, const char *L=0);
  ~CodeEditor();
  int top_line() { return get_absolute_top_line_number(); }
};

class CodeViewer : public CodeEditor {

  public:

  CodeViewer(int X, int Y, int W, int H, const char *L=0);
  
  protected:

  int handle(int ev) { return Fl_Text_Display::handle(ev); }
};

#endif // !CodeEditor_h

//
// End of "$Id$".
//