StepTextWidget.h

/***************************************************************************
 *   Copyright (C) 2010 by Daniel Calviño Sánchez <danxuliu@gmail.com>     *
 *   Copyright (C) 2011 by Daniel Calviño Sánchez <danxuliu@gmail.com>     *
 *   Copyright (C) 2012 by Daniel Calviño Sánchez <danxuliu@gmail.com>     *
 *                                                                         *
 *   This program 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, see <http://www.gnu.org/licenses/>.  *
 ***************************************************************************/

#ifndef KTUTORIAL_VIEW_STEPTEXTWIDGET_H
#define KTUTORIAL_VIEW_STEPTEXTWIDGET_H

#include <QPointer>

#include <KTextEdit>

namespace ktutorial {
namespace view {

class StepTextWidget: public KTextEdit {
Q_OBJECT
public:

    explicit StepTextWidget(QWidget* parent = 0);

    virtual ~StepTextWidget();

    virtual bool eventFilter(QObject* watched, QEvent* event);

    virtual int heightForWidth(int width) const;

    virtual QSize minimumSizeHint() const;

    virtual QSize sizeHint() const;

protected:

    virtual void contextMenuEvent(QContextMenuEvent* event);

    virtual void mouseMoveEvent(QMouseEvent* event);

    virtual void mousePressEvent(QMouseEvent* event);

private:

    QPointer<QWidget> mLastReferencedWidget;

    QPointer<QWidget> mWidgetBeingHighlighted;

    QSize sizeForWidth(int width) const;

    QWidget* widgetForAnchor(const QString& anchor);

private Q_SLOTS:

    void updateText();

    void highlightLastReferencedWidget();

    void stopHighlightingCurrentWidget();

};

}
}

#endif