/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
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**
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** 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.
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#ifndef VIVI_HANDLER_H
#define VIVI_HANDLER_H

#include "viviactions.h"

#include <QtCore/QObject>
#include <QtGui/QTextEdit>

namespace ViVi {
namespace Internal {

class ViViHandler : public QObject
{
    Q_OBJECT

public:
    ViViHandler(QWidget *widget, QObject *parent = 0);
    ~ViViHandler();

    QWidget *widget();

public slots:
    void setCurrentFileName(const QString &fileName);
    void showBlackMessage(const QString &msg);
    void showRedMessage(const QString &msg);

    // This executes an "ex" style command taking context
    // information from widget;
    void handleCommand(const QString &cmd);

    void installEventFilter();

    // Convenience
    void setupWidget();
    void restoreWidget();

signals:
    void commandBufferChanged(const QString &msg);
    void statusDataChanged(const QString &msg);
    void extraInformationChanged(const QString &msg);
    void selectionChanged(const QList<QTextEdit::ExtraSelection> &selection);
    void writeFileRequested(bool *handled,
        const QString &fileName, const QString &contents);
    void writeAllRequested(QString *error);
    void moveToMatchingParenthesis(bool *moved, bool *forward, QTextCursor *cursor);
    void indentRegion(int *amount, int beginLine, int endLine, QChar typedChar);
    void completionRequested();
    void windowCommandRequested(int key);
    void findRequested(bool reverse);
    void findNextRequested(bool reverse);
    void handleExCommandRequested(const QString &cmd);

public:
    class Private;

private:
    bool eventFilter(QObject *ob, QEvent *ev);
    friend class Private;
    Private *d;
};

} // namespace Internal
} // namespace ViVi

#endif // VIVI_H
