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/***************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact:  Qt Software Information (qt-info@nokia.com)
**
** 
** Non-Open Source Usage  
** 
** Licensees may use this file in accordance with the Qt Beta Version
** License Agreement, Agreement version 2.2 provided with the Software or,
** alternatively, in accordance with the terms contained in a written
** agreement between you and Nokia.  
** 
** GNU General Public License Usage 
** 
** Alternatively, this file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the packaging
** of this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
**
** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
** http://www.gnu.org/copyleft/gpl.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt GPL Exception version
** 1.2, included in the file GPL_EXCEPTION.txt in this package.  
** 
***************************************************************************/
#ifndef QDBIMPORTS_H
#define QDBIMPORTS_H

#include <QtCore/QFile>
#include <QtCore/QList>
#include <QtGui/QIcon>
#include <QtGui/QPlainTextEdit>

namespace TextEditor {

class BaseTextMark : public QObject
{
//    Q_OBJECT
public:
    BaseTextMark(const QString &/*filename*/, int /*line*/) {}
    ~BaseTextMark() {}

    // return your icon here
    virtual QIcon icon() const { return QIcon(); }

    // called if the linenumber changes
    virtual void updateLineNumber(int /*lineNumber*/) {}

    // called whenever the text of the block for the marker changed
    virtual void updateBlock(const QTextBlock &/*block*/) {}

    // called if the block containing this mark has been removed
    // if this also removes your mark call this->deleteLater();
    virtual void removedFromEditor() {}
    // call this if the icon has changed.
    void updateMarker() {}

public:
    QString m_fileName;
    int m_line;
};

} // namespace TextEditor



#ifdef USE_BASETEXTEDITOR

#define BASETEXTMARK_H
#include "../../plugins/texteditor/basetexteditor.h"


class Editable : public TextEditor::BaseTextEditorEditable
{
    Q_OBJECT

public:
    Editable(TextEditor::BaseTextEditor *editor)
      : TextEditor::BaseTextEditorEditable(editor)
    {}

    // Core::IContext
    QList<int> context() const { return m_context; }

    // Core::IEditor
    const char* kind() const { return "MYEDITOR"; }
    bool duplicateSupported() const { return false; }
    Core::IEditor* duplicate(QWidget*) { return 0; }

    QList<int> m_context;
};


class TextViewer : public TextEditor::BaseTextEditor
{
    Q_OBJECT

public:
    TextViewer(QWidget *parent)
      : TextEditor::BaseTextEditor(parent)
    {
        setCodeFoldingVisible(true);
        setMarksVisible(true);
        setHighlightCurrentLine(true);
    }

    TextEditor::BaseTextEditorEditable* createEditableInterface()
    {
        return new Editable(this);
    }

    QString fileName() { return file()->fileName(); }

    int currentLine() const { return textCursor().blockNumber() + 1; }
};


#else // defined(USE_BASETEXTEDITOR)


class TextViewer : public QPlainTextEdit
{
    Q_OBJECT

public:
    TextViewer(QWidget *parent) : QPlainTextEdit(parent) {}
    QString fileName() const { return m_fileName; }
    int currentLine() const { return textCursor().blockNumber() + 1; }

    bool open(const QString &fileName)
    {
        m_fileName = fileName;
        QFile file(fileName);
        bool result = file.open(QIODevice::ReadOnly);
        QString contents = file.readAll();
        setPlainText(contents);
        return result;
    }

public:    
    QString m_fileName;
};

#endif // defined(USE_BASETEXTEDITOR)

#endif // QDBIMPORTS