linklocator.h

/*
 * linklocator.h
 *
 * Copyright (c) 2002 Dave Corrie <kde@davecorrie.com>
 *
 *  This file is part of KMail.
 *
 *  KMail 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */
 
#ifndef LINKLOCATOR_H_INCLUDED
#define LINKLOCATOR_H_INCLUDED
 
#include <tqstring.h>
#include <tqmap.h>
 
#include <tdemacros.h>

class TDE_EXPORT LinkLocator
{
public:
  LinkLocator(const TQString& text, int pos = 0);

  void setMaxUrlLen(int length);

  int maxUrlLen() const;

  void setMaxAddressLen(int length);

  int maxAddressLen() const;

  TQString getUrl();

  TQString getEmailAddress();

  static TQString convertToHtml(const TQString& plainText, int flags = 0,
    int maxUrlLen = 4096, int maxAddressLen = 255);
 
  static const int PreserveSpaces = 0x01;
  static const int ReplaceSmileys = 0x02;
  static const int IgnoreUrls     = 0x04;
  static const int HighlightText  = 0x08;

  static TQString pngToDataUrl( const TQString & iconPath );
 
protected:
  TQString mText;
  int mPos;
 
private:
  bool atUrl() const;
  bool isEmptyUrl(const TQString& url);

  TQString getEmoticon();
  TQString highlightedText();
 
  int mMaxUrlLen;
  int mMaxAddressLen;
 
  // maps the smiley text to the corresponding emoticon name
  static TQMap<TQString, TQString> *s_smileyEmoticonNameMap;
  // cache for the HTML representation of a smiley
  static TQMap<TQString, TQString> *s_smileyEmoticonHTMLCache;
};
 
#endif // LINKLOCATOR_H_INCLUDED