/****************************************************************************

**

** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the QtGui module of the Qt Toolkit.

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** $QT_BEGIN_LICENSE:LGPL$

** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.

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** If you have questions regarding the use of this file, please contact

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** $QT_END_LICENSE$

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****************************************************************************/

#ifndef QSTYLEOPTION_H

#define QSTYLEOPTION_H

#include <QtCore/qvariant.h>

#include <QtGui/qabstractspinbox.h>

#include <QtGui/qicon.h>

#include <QtGui/qmatrix.h>

#include <QtGui/qslider.h>

#include <QtGui/qstyle.h>

#include <QtGui/qtabbar.h>

#include <QtGui/qtabwidget.h>

#include <QtGui/qrubberband.h>

#include <QtGui/qframe.h>

#ifndef QT_NO_ITEMVIEWS

#   include <QtCore/qabstractitemmodel.h>

#endif

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

class QDebug;

class Q_GUI_EXPORT QStyleOption

{

public:

    enum OptionType {

                      SO_Default, SO_FocusRect, SO_Button, SO_Tab, SO_MenuItem,

                      SO_Frame, SO_ProgressBar, SO_ToolBox, SO_Header, SO_Q3DockWindow,

                      SO_DockWidget, SO_Q3ListViewItem, SO_ViewItem, SO_TabWidgetFrame,

                      SO_TabBarBase, SO_RubberBand, SO_ToolBar, SO_GraphicsItem,

                      SO_Complex = 0xf0000, SO_Slider, SO_SpinBox, SO_ToolButton, SO_ComboBox,

                      SO_Q3ListView, SO_TitleBar, SO_GroupBox, SO_SizeGrip,

                      SO_CustomBase = 0xf00,

                      SO_ComplexCustomBase = 0xf000000

                    };

    enum StyleOptionType { Type = SO_Default };

    enum StyleOptionVersion { Version = 1 };

    int version;

    int type;

    QStyle::State state;

    Qt::LayoutDirection direction;

    QRect rect;

    QFontMetrics fontMetrics;

    QPalette palette;

    QStyleOption(int version = QStyleOption::Version, int type = SO_Default);

    QStyleOption(const QStyleOption &other);

    ~QStyleOption();

    void init(const QWidget *w);

    inline void initFrom(const QWidget *w) { init(w); }

    QStyleOption &operator=(const QStyleOption &other);

};

class Q_GUI_EXPORT QStyleOptionFocusRect : public QStyleOption

{

public:

    enum StyleOptionType { Type = SO_FocusRect };

    enum StyleOptionVersion { Version = 1 };

    QColor backgroundColor;

    QStyleOptionFocusRect();

    QStyleOptionFocusRect(const QStyleOptionFocusRect &other) : QStyleOption(Version, Type) { *this = other; }

protected:

    QStyleOptionFocusRect(int version);

};

class Q_GUI_EXPORT QStyleOptionFrame : public QStyleOption

{

public:

    enum StyleOptionType { Type = SO_Frame };

    enum StyleOptionVersion { Version = 1 };

    int lineWidth;

    int midLineWidth;

    QStyleOptionFrame();

    QStyleOptionFrame(const QStyleOptionFrame &other) : QStyleOption(Version, Type) { *this = other; }

protected:

    QStyleOptionFrame(int version);

};

class Q_GUI_EXPORT QStyleOptionFrameV2 : public QStyleOptionFrame

{

public:

    enum StyleOptionVersion { Version = 2 };

    enum FrameFeature {

        None = 0x00,

        Flat = 0x01

    };

    Q_DECLARE_FLAGS(FrameFeatures, FrameFeature)

    FrameFeatures features;

    QStyleOptionFrameV2();

    QStyleOptionFrameV2(const QStyleOptionFrameV2 &other) : QStyleOptionFrame(Version) { *this = other; }

    QStyleOptionFrameV2(const QStyleOptionFrame &other);

    QStyleOptionFrameV2 &operator=(const QStyleOptionFrame &other);

protected:

    QStyleOptionFrameV2(int version);

};

Q_DECLARE_OPERATORS_FOR_FLAGS(QStyleOptionFrameV2::FrameFeatures)

class Q_GUI_EXPORT QStyleOptionFrameV3 : public QStyleOptionFrameV2

{

public:

    enum StyleOptionVersion { Version = 3 };

    QFrame::Shape frameShape : 4;

    uint unused : 28;

    QStyleOptionFrameV3();

    QStyleOptionFrameV3(const QStyleOptionFrameV3 &other) : QStyleOptionFrameV2(Version) { *this = other; }

    QStyleOptionFrameV3(const QStyleOptionFrame &other);

    QStyleOptionFrameV3 &operator=(const QStyleOptionFrame &other);

protected:

    QStyleOptionFrameV3(int version);

};

#ifndef QT_NO_TABWIDGET

class Q_GUI_EXPORT QStyleOptionTabWidgetFrame : public QStyleOption

{

public:

    enum StyleOptionType { Type = SO_TabWidgetFrame };

    enum StyleOptionVersion { Version = 1 };

    int lineWidth;

    int midLineWidth;

    QTabBar::Shape shape;

    QSize tabBarSize;

    QSize rightCornerWidgetSize;

    QSize leftCornerWidgetSize;

    QStyleOptionTabWidgetFrame();

    inline QStyleOptionTabWidgetFrame(const QStyleOptionTabWidgetFrame &other)

        : QStyleOption(Version, Type) { *this = other; }

protected:

    QStyleOptionTabWidgetFrame(int version);

};

#endif

#ifndef QT_NO_TABBAR

class Q_GUI_EXPORT QStyleOptionTabBarBase : public QStyleOption

{

public:

    enum StyleOptionType { Type = SO_TabBarBase };

    enum StyleOptionVersion { Version = 1 };

    QTabBar::Shape shape;

    QRect tabBarRect;

    QRect selectedTabRect;

    QStyleOptionTabBarBase();

    QStyleOptionTabBarBase(const QStyleOptionTabBarBase &other) : QStyleOption(Version, Type) { *this = other; }

protected:

    QStyleOptionTabBarBase(int version);

};

class Q_GUI_EXPORT QStyleOptionTabBarBaseV2 : public QStyleOptionTabBarBase

{

public:

    enum StyleOptionVersion { Version = 2 };

    bool documentMode;

    QStyleOptionTabBarBaseV2();

    QStyleOptionTabBarBaseV2(const QStyleOptionTabBarBaseV2 &other) : QStyleOptionTabBarBase(Version) { *this = other; }

    QStyleOptionTabBarBaseV2(const QStyleOptionTabBarBase &other);

    QStyleOptionTabBarBaseV2 &operator=(const QStyleOptionTabBarBase &other);

protected:

    QStyleOptionTabBarBaseV2(int version);

};

#endif

class Q_GUI_EXPORT QStyleOptionHeader : public QStyleOption

{

public:

    enum StyleOptionType { Type = SO_Header };

    enum StyleOptionVersion { Version = 1 };

    enum SectionPosition { Beginning, Middle, End, OnlyOneSection };

    enum SelectedPosition { NotAdjacent, NextIsSelected, PreviousIsSelected,

                            NextAndPreviousAreSelected };

    enum SortIndicator { None, SortUp, SortDown };

    int section;

    QString text;

    Qt::Alignment textAlignment;

    QIcon icon;

    Qt::Alignment iconAlignment;

    SectionPosition position;

    SelectedPosition selectedPosition;

    SortIndicator sortIndicator;

    Qt::Orientation orientation;

    QStyleOptionHeader();

    QStyleOptionHeader(const QStyleOptionHeader &other) : QStyleOption(Version, Type) { *this = other; }

protected:

    QStyleOptionHeader(int version);

};

class Q_GUI_EXPORT QStyleOptionButton : public QStyleOption

{

public:

    enum StyleOptionType { Type = SO_Button };

    enum StyleOptionVersion { Version = 1 };

    enum ButtonFeature { None = 0x00, Flat = 0x01, HasMenu = 0x02, DefaultButton = 0x04,

                         AutoDefaultButton = 0x08, CommandLinkButton = 0x10  };

    Q_DECLARE_FLAGS(ButtonFeatures, ButtonFeature)

    ButtonFeatures features;

    QString text;

    QIcon icon;

    QSize iconSize;

    QStyleOptionButton();

    QStyleOptionButton(const QStyleOptionButton &other) : QStyleOption(Version, Type) { *this = other; }

protected:

    QStyleOptionButton(int version);

};

Q_DECLARE_OPERATORS_FOR_FLAGS(QStyleOptionButton::ButtonFeatures)

#ifndef QT_NO_TABBAR

class Q_GUI_EXPORT QStyleOptionTab : public QStyleOption

{

public:

    enum StyleOptionType { Type = SO_Tab };

    enum StyleOptionVersion { Version = 1 };

    enum TabPosition { Beginning, Middle, End, OnlyOneTab };

    enum SelectedPosition { NotAdjacent, NextIsSelected, PreviousIsSelected };

    enum CornerWidget { NoCornerWidgets = 0x00, LeftCornerWidget = 0x01,

                        RightCornerWidget = 0x02 };

    Q_DECLARE_FLAGS(CornerWidgets, CornerWidget)

    QTabBar::Shape shape;

    QString text;

    QIcon icon;

    int row;

    TabPosition position;

    SelectedPosition selectedPosition;

    CornerWidgets cornerWidgets;

    QStyleOptionTab();

    QStyleOptionTab(const QStyleOptionTab &other) : QStyleOption(Version, Type) { *this = other; }

protected:

    QStyleOptionTab(int version);

};

Q_DECLARE_OPERATORS_FOR_FLAGS(QStyleOptionTab::CornerWidgets)

class Q_GUI_EXPORT QStyleOptionTabV2 : public QStyleOptionTab

{

public:

    enum StyleOptionVersion { Version = 2 };

    QSize iconSize;

    QStyleOptionTabV2();

    QStyleOptionTabV2(const QStyleOptionTabV2 &other) : QStyleOptionTab(Version) { *this = other; }

    QStyleOptionTabV2(const QStyleOptionTab &other);

    QStyleOptionTabV2 &operator=(const QStyleOptionTab &other);

protected:

    QStyleOptionTabV2(int version);

};

class Q_GUI_EXPORT QStyleOptionTabV3 : public QStyleOptionTabV2

{

public:

    enum StyleOptionVersion { Version = 3 };

    bool documentMode;

    QSize leftButtonSize;

    QSize rightButtonSize;

    QStyleOptionTabV3();

    QStyleOptionTabV3(const QStyleOptionTabV3 &other) : QStyleOptionTabV2(Version) { *this = other; }

    QStyleOptionTabV3(const QStyleOptionTabV2 &other) : QStyleOptionTabV2(Version) { *this = other; }

    QStyleOptionTabV3(const QStyleOptionTab &other);

    QStyleOptionTabV3 &operator=(const QStyleOptionTab &other);

protected:

    QStyleOptionTabV3(int version);

};

#endif

#ifndef QT_NO_TOOLBAR

class Q_GUI_EXPORT QStyleOptionToolBar : public QStyleOption

{

public:

    enum StyleOptionType { Type = SO_ToolBar };

    enum StyleOptionVersion { Version = 1 };

    enum ToolBarPosition { Beginning, Middle, End, OnlyOne };

    enum ToolBarFeature { None = 0x0, Movable = 0x1 };

    Q_DECLARE_FLAGS(ToolBarFeatures, ToolBarFeature)

    ToolBarPosition positionOfLine; // The toolbar line position

    ToolBarPosition positionWithinLine; // The position within a toolbar

    Qt::ToolBarArea toolBarArea; // The toolbar docking area

    ToolBarFeatures features;

    int lineWidth;

    int midLineWidth;

    QStyleOptionToolBar();

    QStyleOptionToolBar(const QStyleOptionToolBar &other) : QStyleOption(Version, Type) { *this = other; }

protected:

    QStyleOptionToolBar(int version);

};

Q_DECLARE_OPERATORS_FOR_FLAGS(QStyleOptionToolBar::ToolBarFeatures)

#endif

class Q_GUI_EXPORT QStyleOptionProgressBar : public QStyleOption

{

public:

    enum StyleOptionType { Type = SO_ProgressBar };

    enum StyleOptionVersion { Version = 1 };

    int minimum;

    int maximum;

    int progress;

    QString text;

    Qt::Alignment textAlignment;

    bool textVisible;

    QStyleOptionProgressBar();

    QStyleOptionProgressBar(const QStyleOptionProgressBar &other) : QStyleOption(Version, Type) { *this = other; }

protected:

    QStyleOptionProgressBar(int version);

};

// Adds style info for vertical progress bars

class Q_GUI_EXPORT QStyleOptionProgressBarV2 : public QStyleOptionProgressBar

{

public:

    enum StyleOptionType { Type = SO_ProgressBar };

    enum StyleOptionVersion { Version = 2 };

    Qt::Orientation orientation;

    bool invertedAppearance;

    bool bottomToTop;

    QStyleOptionProgressBarV2();

    QStyleOptionProgressBarV2(const QStyleOptionProgressBar &other);

    QStyleOptionProgressBarV2(const QStyleOptionProgressBarV2 &other);

    QStyleOptionProgressBarV2 &operator=(const QStyleOptionProgressBar &other);

protected:

    QStyleOptionProgressBarV2(int version);

};

class Q_GUI_EXPORT QStyleOptionMenuItem : public QStyleOption

{

public:

    enum StyleOptionType { Type = SO_MenuItem };

    enum StyleOptionVersion { Version = 1 };

    enum MenuItemType { Normal, DefaultItem, Separator, SubMenu, Scroller, TearOff, Margin,

                        EmptyArea };

    enum CheckType { NotCheckable, Exclusive, NonExclusive };

    MenuItemType menuItemType;

    CheckType checkType;

    bool checked;

    bool menuHasCheckableItems;

    QRect menuRect;

    QString text;

    QIcon icon;

    int maxIconWidth;

    int tabWidth;

    QFont font;

    QStyleOptionMenuItem();

    QStyleOptionMenuItem(const QStyleOptionMenuItem &other) : QStyleOption(Version, Type) { *this = other; }

protected:

    QStyleOptionMenuItem(int version);

};

class Q_GUI_EXPORT QStyleOptionQ3ListViewItem : public QStyleOption

{

public:

    enum StyleOptionType { Type = SO_Q3ListViewItem };

    enum StyleOptionVersion { Version = 1 };

    enum Q3ListViewItemFeature { None = 0x00, Expandable = 0x01, MultiLine = 0x02, Visible = 0x04,

                                 ParentControl = 0x08 };

    Q_DECLARE_FLAGS(Q3ListViewItemFeatures, Q3ListViewItemFeature)

    Q3ListViewItemFeatures features;

    int height;

    int totalHeight;

    int itemY;

    int childCount;

    QStyleOptionQ3ListViewItem();

    QStyleOptionQ3ListViewItem(const QStyleOptionQ3ListViewItem &other) : QStyleOption(Version, Type) { *this = other; }

protected:

    QStyleOptionQ3ListViewItem(int version);

};

Q_DECLARE_OPERATORS_FOR_FLAGS(QStyleOptionQ3ListViewItem::Q3ListViewItemFeatures)

class Q_GUI_EXPORT QStyleOptionQ3DockWindow : public QStyleOption

{

public:

    enum StyleOptionType { Type = SO_Q3DockWindow };

    enum StyleOptionVersion { Version = 1 };

    bool docked;

    bool closeEnabled;

    QStyleOptionQ3DockWindow();

    QStyleOptionQ3DockWindow(const QStyleOptionQ3DockWindow &other) : QStyleOption(Version, Type) { *this = other; }

protected:

    QStyleOptionQ3DockWindow(int version);

};

class Q_GUI_EXPORT QStyleOptionDockWidget : public QStyleOption

{

public:

    enum StyleOptionType { Type = SO_DockWidget };

    enum StyleOptionVersion { Version = 1 };

    QString title;

    bool closable;

    bool movable;

    bool floatable;

    QStyleOptionDockWidget();

    QStyleOptionDockWidget(const QStyleOptionDockWidget &other) : QStyleOption(Version, Type) { *this = other; }

protected:

    QStyleOptionDockWidget(int version);

};

class Q_GUI_EXPORT QStyleOptionDockWidgetV2 : public QStyleOptionDockWidget

{

public:

    enum StyleOptionVersion { Version = 2 };

    bool verticalTitleBar;

    QStyleOptionDockWidgetV2();

    QStyleOptionDockWidgetV2(const QStyleOptionDockWidgetV2 &other)

        : QStyleOptionDockWidget(Version) { *this = other; }

    QStyleOptionDockWidgetV2(const QStyleOptionDockWidget &other);

    QStyleOptionDockWidgetV2 &operator = (const QStyleOptionDockWidget &other);

protected:

    QStyleOptionDockWidgetV2(int version);

};

class Q_GUI_EXPORT QStyleOptionViewItem : public QStyleOption

{

public:

    enum StyleOptionType { Type = SO_ViewItem };

    enum StyleOptionVersion { Version = 1 };

    enum Position { Left, Right, Top, Bottom };

    Qt::Alignment displayAlignment;

    Qt::Alignment decorationAlignment;