highlightinterface.h

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/* This file is part of the KDE project
   Copyright (C) 2009 Milian Wolff <mail@milianw.de>

   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; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
   Boston, MA 02110-1301, USA.
*/

#ifndef KDELIBS_KTEXTEDITOR_HIGHLIGHTINTERFACE_H
#define KDELIBS_KTEXTEDITOR_HIGHLIGHTINTERFACE_H

#include <ktexteditor/ktexteditor_export.h>

#include <ktexteditor/attribute.h>
#include <ktexteditor/cursor.h>

namespace KTextEditor
{

class Document;

class KTEXTEDITOR_EXPORT HighlightInterface
{
  public:
    enum DefaultStyle {
      dsNormal,
      dsKeyword,
      dsDataType,
      dsDecVal,
      dsBaseN,
      dsFloat,
      dsChar,
      dsString,
      dsComment,
      dsOthers,
      dsAlert,
      dsFunction,
      dsRegionMarker,
      dsError
    };
    
    HighlightInterface();

    virtual ~HighlightInterface();

    virtual Attribute::Ptr defaultStyle(const DefaultStyle ds) const = 0;

    struct AttributeBlock {
      AttributeBlock(const int _start, const int _length, const Attribute::Ptr & _attribute)
        : start(_start), length(_length), attribute(_attribute)
      {
      }
      int start;
      int length;
      Attribute::Ptr attribute;
    };

    virtual QList<AttributeBlock> lineAttributes(const unsigned int line) = 0;

    virtual QStringList embeddedHighlightingModes() const = 0;

    virtual QString highlightingModeAt(const Cursor &position) = 0;
};

}

Q_DECLARE_INTERFACE(KTextEditor::HighlightInterface, "org.kde.KTextEditor.HighlightInterface")

#endif // KDELIBS_KTEXTEDITOR_HIGHLIGHTINTERFACE_H

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