/****************************************************************************
**
** This file is part of a Qt Solutions component.
** 
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
** 
** Contact:  Qt Software Information (qt-info@nokia.com)
** 
** Commercial Usage  
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Solutions 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.
** 
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
** 
** GNU General Public License Usage 
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 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 the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
** 
** Please note Third Party Software included with Qt Solutions may impose
** additional restrictions and it is the user's responsibility to ensure
** that they have met the licensing requirements of the GPL, LGPL, or Qt
** Solutions Commercial license and the relevant license of the Third
** Party Software they are using.
** 
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** 
****************************************************************************/

#ifndef QTCOLORPICKER_H
#define QTCOLORPICKER_H
#include <QPushButton>
#include <QString>
#include <QColor>

#include <QLabel>
#include <QEvent>
#include <QFocusEvent>

#if defined(Q_WS_WIN)
#  if !defined(QT_QTCOLORPICKER_EXPORT) && !defined(QT_QTCOLORPICKER_IMPORT)
#    define QT_QTCOLORPICKER_EXPORT
#  elif defined(QT_QTCOLORPICKER_IMPORT)
#    if defined(QT_QTCOLORPICKER_EXPORT)
#      undef QT_QTCOLORPICKER_EXPORT
#    endif
#    define QT_QTCOLORPICKER_EXPORT __declspec(dllimport)
#  elif defined(QT_QTCOLORPICKER_EXPORT)
#    undef QT_QTCOLORPICKER_EXPORT
#    define QT_QTCOLORPICKER_EXPORT __declspec(dllexport)
#  endif
#else
#  define QT_QTCOLORPICKER_EXPORT
#endif

class ColorPickerPopup;

class QT_QTCOLORPICKER_EXPORT QtColorPicker : public QPushButton
{
    Q_OBJECT

    Q_PROPERTY(bool colorDialog READ colorDialogEnabled WRITE setColorDialogEnabled)

public:
    QtColorPicker(QWidget *parent = 0,
                  int columns = -1, bool enableColorDialog = true);

    ~QtColorPicker();

    void insertColor(const QColor &color, const QString &text = QString::null, int index = -1);

    QColor currentColor() const;

    QColor color(int index) const;

    void setColorDialogEnabled(bool enabled);
    bool colorDialogEnabled() const;

    void setStandardColors();

    static QColor getColor(const QPoint &pos, bool allowCustomColors = true);

public slots:
    void setCurrentColor(const QColor &col);

signals:
    void colorChanged(const QColor &);

protected:
    void paintEvent(QPaintEvent *e);

private slots:
    void buttonPressed(bool toggled);
    void popupClosed();

private:
    ColorPickerPopup *popup;
    QColor col;
    bool withColorDialog;
    bool dirty;
    bool firstInserted;
};

#endif
