kurlnavigatorbuttonbase_p.h

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/*****************************************************************************
 * Copyright (C) 2006-2010 by Peter Penz <peter.penz@gmx.at>                 *
 * Copyright (C) 2006 by Aaron J. Seigo <aseigo@kde.org>                     *
 *                                                                           *
 * 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 KURLNAVIGATORBUTTONBASE_P_H
#define KURLNAVIGATORBUTTONBASE_P_H

#include <QtGui/QColor>
#include <QtGui/QPushButton>

class KUrl;
class QEvent;

namespace KDEPrivate
{

class KUrlNavigatorButtonBase : public QPushButton
{
    Q_OBJECT

public:
    explicit KUrlNavigatorButtonBase(QWidget* parent);
    virtual ~KUrlNavigatorButtonBase();

    void setActive(bool active);
    bool isActive() const;

protected:
    enum DisplayHint {
        EnteredHint = 1,
        DraggedHint = 2,
        PopupActiveHint = 4
    };

    enum { BorderWidth = 2 };

    void setDisplayHintEnabled(DisplayHint hint, bool enable);
    bool isDisplayHintEnabled(DisplayHint hint) const;

    virtual void focusInEvent(QFocusEvent *event);
    virtual void focusOutEvent(QFocusEvent *event);

    virtual void enterEvent(QEvent* event);
    virtual void leaveEvent(QEvent* event);

    void drawHoverBackground(QPainter* painter);

    QColor foregroundColor() const;

private Q_SLOTS:
    void activate();

private:
    bool m_active;
    int m_displayHint;
};

} // namespace KDEPrivate

#endif