/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
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**************************************************************************/

#ifndef IEDITOR_H
#define IEDITOR_H

#include <coreplugin/core_global.h>
#include <coreplugin/icontext.h>

namespace Core {

class IFile;

class CORE_EXPORT IEditor : public IContext
{
    Q_OBJECT
public:

    IEditor(QObject *parent = 0) : IContext(parent) {}
    virtual ~IEditor() {}

    virtual bool createNew(const QString &contents = QString()) = 0;
    virtual bool open(const QString &fileName = QString()) = 0;
    virtual IFile *file() = 0;
    virtual const char *kind() const = 0;
    virtual QString displayName() const = 0;
    virtual void setDisplayName(const QString &title) = 0;

    virtual bool duplicateSupported() const = 0;
    virtual IEditor *duplicate(QWidget *parent) = 0;

    virtual QByteArray saveState() const = 0;
    virtual bool restoreState(const QByteArray &state) = 0;

    virtual int currentLine() const { return 0; }
    virtual int currentColumn() const { return 0; }

    virtual bool isTemporary() const = 0;

    virtual QWidget *toolBar() = 0;

signals:
    void changed();
};

} // namespace Core

#endif // IEDITOR_H
