/****************************************************************************
**
** Copyright (C) 2010 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.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
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** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QGTKSTYLE_P_H
#define QGTKSTYLE_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <QtCore/qglobal.h>
#if !defined(QT_NO_STYLE_GTK)

#include <QtGui/QFileDialog>

#include <QtGui/QGtkStyle>
#include <private/qcleanlooksstyle_p.h>

#undef signals // Collides with GTK stymbols
#include <gtk/gtk.h>

typedef unsigned long XID;

#undef GTK_OBJECT_FLAGS
#define GTK_OBJECT_FLAGS(obj)(((GtkObject*)(obj))->flags)
#define Q_GTK_IS_WIDGET(widget) widget && GTK_CHECK_TYPE ((widget), QGtkStylePrivate::gtk_widget_get_type())

#define QLS(x) QLatin1String(x)

class GConf;
class GConfClient;

typedef GConfClient* (*Ptr_gconf_client_get_default)();
typedef char* (*Ptr_gconf_client_get_string)(GConfClient*, const char*, GError **);
typedef bool (*Ptr_gconf_client_get_bool)(GConfClient*, const char*, GError **);

typedef void (*Ptr_gtk_init)(int *, char ***);
typedef GtkWidget* (*Ptr_gtk_window_new) (GtkWindowType);
typedef GtkStyle* (*Ptr_gtk_style_attach)(GtkStyle *, GdkWindow *);
typedef void (*Ptr_gtk_widget_destroy) (GtkWidget *);
typedef void (*Ptr_gtk_widget_realize) (GtkWidget *);
typedef void (*Ptr_gtk_widget_set_default_direction) (GtkTextDirection);
typedef void (*Ptr_gtk_widget_modify_color)(GtkWidget *widget, GtkStateType state, const GdkColor *color);
typedef GtkWidget* (*Ptr_gtk_arrow_new)(GtkArrowType, GtkShadowType);
typedef GtkWidget* (*Ptr_gtk_menu_item_new_with_label)(const gchar *);
typedef GtkWidget* (*Ptr_gtk_separator_menu_item_new)(void);
typedef GtkWidget* (*Ptr_gtk_check_menu_item_new_with_label)(const gchar *);
typedef GtkWidget* (*Ptr_gtk_menu_bar_new)(void);
typedef GtkWidget* (*Ptr_gtk_menu_new)(void);
typedef GtkWidget* (*Ptr_gtk_combo_box_entry_new)(void);
typedef GtkWidget* (*Ptr_gtk_toolbar_new)(void);
typedef GtkWidget* (*Ptr_gtk_spin_button_new)(GtkAdjustment*, double, int);
typedef GtkWidget* (*Ptr_gtk_button_new)(void);
typedef GtkWidget* (*Ptr_gtk_tool_button_new)(GtkWidget *, const gchar *);
typedef GtkWidget* (*Ptr_gtk_hbutton_box_new)(void);
typedef GtkWidget* (*Ptr_gtk_check_button_new)(void);
typedef GtkWidget* (*Ptr_gtk_radio_button_new)(GSList *);
typedef GtkWidget* (*Ptr_gtk_notebook_new)(void);
typedef GtkWidget* (*Ptr_gtk_progress_bar_new)(void);
typedef GtkWidget* (*Ptr_gtk_hscale_new)(GtkAdjustment*);
typedef GtkWidget* (*Ptr_gtk_vscale_new)(GtkAdjustment*);
typedef GtkWidget* (*Ptr_gtk_hscrollbar_new)(GtkAdjustment*);
typedef GtkWidget* (*Ptr_gtk_vscrollbar_new)(GtkAdjustment*);
typedef GtkWidget* (*Ptr_gtk_scrolled_window_new)(GtkAdjustment*, GtkAdjustment*);
typedef gchar* (*Ptr_gtk_check_version)(guint, guint, guint);
typedef GtkToolItem* (*Ptr_gtk_separator_tool_item_new) (void);
typedef GtkWidget* (*Ptr_gtk_entry_new)(void);
typedef GtkWidget* (*Ptr_gtk_tree_view_new)(void);
typedef GtkTreeViewColumn* (*Ptr_gtk_tree_view_get_column)(GtkTreeView *, gint);
typedef GtkWidget* (*Ptr_gtk_combo_box_new)(void);
typedef GtkWidget* (*Ptr_gtk_frame_new)(const gchar *);
typedef GtkWidget* (*Ptr_gtk_expander_new)(const gchar*);
typedef GtkWidget* (*Ptr_gtk_statusbar_new)(void);
typedef GtkSettings* (*Ptr_gtk_settings_get_default)(void);
typedef void (*Ptr_gtk_range_set_adjustment)(GtkRange *, GtkAdjustment *);
typedef void (*Ptr_gtk_progress_set_adjustment)(GtkProgress *, GtkAdjustment *);
typedef void (*Ptr_gtk_range_set_inverted)(GtkRange*, bool);
typedef void (*Ptr_gtk_container_add)(GtkContainer *container, GtkWidget *widget);
typedef GtkIconSet* (*Ptr_gtk_icon_factory_lookup_default) (const gchar*);
typedef GtkIconTheme* (*Ptr_gtk_icon_theme_get_default) (void);
typedef void (*Ptr_gtk_widget_style_get)(GtkWidget *, const gchar *first_property_name, ...);
typedef GtkTreeViewColumn* (*Ptr_gtk_tree_view_column_new)(void);
typedef GtkWidget* (*Ptr_gtk_fixed_new)(void);
typedef GdkPixbuf* (*Ptr_gtk_icon_set_render_icon)(GtkIconSet *, GtkStyle *, GtkTextDirection, GtkStateType, GtkIconSize, GtkWidget *,const char *);
typedef void (*Ptr_gtk_tree_view_append_column) (GtkTreeView*, GtkTreeViewColumn*);
typedef void  (*Ptr_gtk_paint_check) (GtkStyle*,GdkWindow*, GtkStateType, GtkShadowType, const GdkRectangle *, GtkWidget *, const gchar *, gint , gint , gint , gint);
typedef void  (*Ptr_gtk_paint_box) (GtkStyle*,GdkWindow*, GtkStateType, GtkShadowType, const GdkRectangle *, GtkWidget *, const gchar *, gint , gint , gint , gint);
typedef void  (*Ptr_gtk_paint_box_gap) (GtkStyle*,GdkWindow*, GtkStateType, GtkShadowType, const GdkRectangle *, GtkWidget *, const gchar *, gint, gint, gint , gint, GtkPositionType, gint gap_x, gint gap_width);
typedef void  (*Ptr_gtk_paint_resize_grip) (GtkStyle*,GdkWindow*, GtkStateType, const GdkRectangle *, GtkWidget *, const gchar *, GdkWindowEdge, gint , gint , gint , gint);
typedef void  (*Ptr_gtk_paint_focus) (GtkStyle*,GdkWindow*, GtkStateType, const GdkRectangle *, GtkWidget *, const gchar *, gint , gint , gint , gint);
typedef void  (*Ptr_gtk_paint_shadow) (GtkStyle*,GdkWindow*, GtkStateType, GtkShadowType, const GdkRectangle *, GtkWidget *, const gchar *, gint , gint , gint , gint);
typedef void  (*Ptr_gtk_paint_slider) (GtkStyle*,GdkWindow*, GtkStateType, GtkShadowType, const GdkRectangle *, GtkWidget *, const gchar *, gint , gint , gint , gint, GtkOrientation);
typedef void  (*Ptr_gtk_paint_expander) (GtkStyle*,GdkWindow*, GtkStateType, const GdkRectangle *, GtkWidget *, const gchar *, gint , gint , GtkExpanderStyle );
typedef void  (*Ptr_gtk_paint_handle) (GtkStyle*,GdkWindow*, GtkStateType, GtkShadowType, const GdkRectangle *, GtkWidget *, const gchar *, gint , gint , gint , gint, GtkOrientation);
typedef void  (*Ptr_gtk_paint_arrow) (GtkStyle*,GdkWindow*, GtkStateType, GtkShadowType, const GdkRectangle *, GtkWidget *, const gchar *, GtkArrowType, gboolean, gint , gint , gint , gint);
typedef void  (*Ptr_gtk_paint_option) (GtkStyle*,GdkWindow*, GtkStateType, GtkShadowType, const GdkRectangle *, GtkWidget *, const gchar *, gint , gint , gint , gint);
typedef void  (*Ptr_gtk_paint_flat_box) (GtkStyle*,GdkWindow*, GtkStateType, GtkShadowType, const GdkRectangle *, GtkWidget *, const gchar *, gint , gint , gint , gint);
typedef void (*Ptr_gtk_paint_extension) (GtkStyle *, GdkWindow *, GtkStateType, GtkShadowType, const GdkRectangle *, GtkWidget *, const gchar *, gint, gint, gint, gint, GtkPositionType);
typedef GtkObject* (*Ptr_gtk_adjustment_new) (double, double, double, double, double, double);
typedef void   (*Ptr_gtk_paint_hline) (GtkStyle *, GdkWindow *, GtkStateType, const GdkRectangle *, GtkWidget *, const gchar *, gint, gint, gint y);
typedef void   (*Ptr_gtk_paint_vline) (GtkStyle *, GdkWindow *, GtkStateType, const GdkRectangle *, GtkWidget *, const gchar *, gint, gint, gint);
typedef void (*Ptr_gtk_menu_item_set_submenu) (GtkMenuItem *, GtkWidget *);
typedef void (*Ptr_gtk_container_forall) (GtkContainer *, GtkCallback, gpointer);
typedef void (*Ptr_gtk_widget_size_allocate) (GtkWidget *, GtkAllocation*);
typedef void (*Ptr_gtk_widget_size_request) (GtkWidget *widget, GtkRequisition *requisition);
typedef void (*Ptr_gtk_widget_set_direction) (GtkWidget *, GtkTextDirection);
typedef void (*Ptr_gtk_widget_path) (GtkWidget *, guint *, gchar **, gchar**);

typedef void (*Ptr_gtk_toolbar_insert) (GtkToolbar *toolbar, GtkToolItem *item, int pos);
typedef void (*Ptr_gtk_menu_shell_append)(GtkMenuShell *, GtkWidget *);
typedef GtkType (*Ptr_gtk_container_get_type) (void);
typedef GtkType (*Ptr_gtk_window_get_type) (void);
typedef GtkType (*Ptr_gtk_widget_get_type) (void);
typedef GtkStyle* (*Ptr_gtk_rc_get_style_by_paths) (GtkSettings *, const char *, const char *, GType);
typedef gint (*Ptr_pango_font_description_get_size) (const PangoFontDescription *);
typedef PangoWeight (*Ptr_pango_font_description_get_weight) (const PangoFontDescription *);
typedef const char* (*Ptr_pango_font_description_get_family) (const PangoFontDescription *);
typedef PangoStyle (*Ptr_pango_font_description_get_style) (const PangoFontDescription *desc);
typedef gboolean (*Ptr_gtk_file_chooser_set_current_folder)(GtkFileChooser *, const gchar *);
typedef GtkFileFilter* (*Ptr_gtk_file_filter_new)(void);
typedef void (*Ptr_gtk_file_filter_set_name)(GtkFileFilter *, const gchar *);
typedef void (*Ptr_gtk_file_filter_add_pattern)(GtkFileFilter *filter, const gchar *pattern);
typedef void (*Ptr_gtk_file_chooser_add_filter)(GtkFileChooser *chooser, GtkFileFilter *filter);
typedef void (*Ptr_gtk_file_chooser_set_filter)(GtkFileChooser *chooser, GtkFileFilter *filter);
typedef GtkFileFilter* (*Ptr_gtk_file_chooser_get_filter)(GtkFileChooser *chooser);
typedef gchar*  (*Ptr_gtk_file_chooser_get_filename)(GtkFileChooser *chooser);
typedef GSList* (*Ptr_gtk_file_chooser_get_filenames)(GtkFileChooser *chooser);
typedef GtkWidget* (*Ptr_gtk_file_chooser_dialog_new)(const gchar *title,
                                                GtkWindow *parent,
                                                GtkFileChooserAction action,
                                                const gchar *first_button_text,
                                                ...);
typedef void (*Ptr_gtk_file_chooser_set_current_name) (GtkFileChooser *, const gchar *);
typedef gboolean (*Ptr_gtk_file_chooser_set_filename) (GtkFileChooser *chooser, const gchar *name);
typedef gint (*Ptr_gtk_dialog_run) (GtkDialog*);
typedef void (*Ptr_gtk_border_free)(GtkBorder *);

typedef guchar* (*Ptr_gdk_pixbuf_get_pixels) (const GdkPixbuf *pixbuf);
typedef int (*Ptr_gdk_pixbuf_get_width) (const GdkPixbuf *pixbuf);
typedef void (*Ptr_gdk_color_free) (const GdkColor *);
typedef int (*Ptr_gdk_pixbuf_get_height) (const GdkPixbuf *pixbuf);
typedef GdkPixbuf* (*Ptr_gdk_pixbuf_get_from_drawable) (GdkPixbuf *dest, GdkDrawable *src,
                                                         GdkColormap *cmap, int src_x,
                                                         int src_y, int dest_x, int dest_y,
                                                         int width, int height);
typedef GdkPixmap* (*Ptr_gdk_pixmap_new) (GdkDrawable *drawable, gint width, gint height, gint depth);
typedef GdkPixbuf* (*Ptr_gdk_pixbuf_new) (GdkColorspace colorspace, gboolean has_alpha,
                                         int bits_per_sample, int width, int height);
typedef void (*Ptr_gdk_draw_rectangle) (GdkDrawable *drawable, GdkGC *gc,
                                        gboolean filled, gint x, gint y, gint width, gint height);
typedef void (*Ptr_gdk_pixbuf_unref)(GdkPixbuf *);
typedef void (*Ptr_gdk_drawable_unref)(GdkDrawable *);
typedef gint (*Ptr_gdk_drawable_get_depth)(GdkDrawable *);
typedef void (*Ptr_gdk_x11_window_set_user_time) (GdkWindow *window, guint32);
typedef XID  (*Ptr_gdk_x11_drawable_get_xid) (GdkDrawable *);
typedef Display* (*Ptr_gdk_x11_drawable_get_xdisplay) ( GdkDrawable *);


QT_BEGIN_NAMESPACE

typedef QStringList (*_qt_filedialog_open_filenames_hook)(QWidget * parent, const QString &caption, const QString &dir,
                                                          const QString &filter, QString *selectedFilter, QFileDialog::Options options);
typedef QString (*_qt_filedialog_open_filename_hook)     (QWidget * parent, const QString &caption, const QString &dir,
                                                          const QString &filter, QString *selectedFilter, QFileDialog::Options options);
typedef QString (*_qt_filedialog_save_filename_hook)     (QWidget * parent, const QString &caption, const QString &dir,
                                                          const QString &filter, QString *selectedFilter, QFileDialog::Options options);
typedef QString (*_qt_filedialog_existing_directory_hook)(QWidget *parent, const QString &caption, const QString &dir,
                                                          QFileDialog::Options options);

extern Q_GUI_EXPORT _qt_filedialog_open_filename_hook qt_filedialog_open_filename_hook;
extern Q_GUI_EXPORT _qt_filedialog_open_filenames_hook qt_filedialog_open_filenames_hook;
extern Q_GUI_EXPORT _qt_filedialog_save_filename_hook qt_filedialog_save_filename_hook;
extern Q_GUI_EXPORT _qt_filedialog_existing_directory_hook qt_filedialog_existing_directory_hook;

class QGtkStylePrivate;

class QGtkStyleFilter : public QObject
{
public:
    QGtkStyleFilter(QGtkStylePrivate* sp)
        : stylePrivate(sp)
    {}
private:
    QGtkStylePrivate* stylePrivate;
    bool eventFilter(QObject *obj, QEvent *e);
};

typedef enum {
  GNOME_ICON_LOOKUP_FLAGS_NONE = 0,
  GNOME_ICON_LOOKUP_FLAGS_EMBEDDING_TEXT = 1<<0,
  GNOME_ICON_LOOKUP_FLAGS_SHOW_SMALL_IMAGES_AS_THEMSELVES = 1<<1,
  GNOME_ICON_LOOKUP_FLAGS_ALLOW_SVG_AS_THEMSELVES = 1<<2
} GnomeIconLookupFlags;

typedef enum {
  GNOME_ICON_LOOKUP_RESULT_FLAGS_NONE = 0,
  GNOME_ICON_LOOKUP_RESULT_FLAGS_THUMBNAIL = 1<<0
} GnomeIconLookupResultFlags;

struct GnomeThumbnailFactory;
typedef gboolean (*Ptr_gnome_vfs_init) (void);
typedef char* (*Ptr_gnome_icon_lookup_sync)  (
        GtkIconTheme *icon_theme,
        GnomeThumbnailFactory *,
        const char *file_uri,
        const char *custom_icon,
        GnomeIconLookupFlags flags,
        GnomeIconLookupResultFlags *result);


class QGtkStylePrivate : public QCleanlooksStylePrivate
{
    Q_DECLARE_PUBLIC(QGtkStyle)
public:
    QGtkStylePrivate();
    ~QGtkStylePrivate();

    QGtkStyleFilter filter;

    static GtkWidget* gtkWidget(const QString &path);
    static GtkStyle* gtkStyle(const QString &path = QLatin1String("GtkWindow"));

    virtual void resolveGtk() const;
    virtual void initGtkMenu() const;
    virtual void initGtkTreeview() const;
    virtual void initGtkWidgets() const;

    static void cleanupGtkWidgets();

    static bool isKDE4Session();
    void applyCustomPaletteHash();
    static QFont getThemeFont();
    static bool isThemeAvailable() { return gtkStyle() != 0; }

    static bool getGConfBool(const QString &key, bool fallback = 0);
    static QString getGConfString(const QString &key, const QString &fallback = QString());

    static QString getThemeName();
    virtual int getSpinboxArrowSize() const;

    static void setupGtkFileChooser(GtkWidget* gtkFileChooser, QWidget *parent,
            const QString &dir, const QString &filter, QString *selectedFilter,
            QFileDialog::Options options, bool isSaveDialog = false,
            QMap<GtkFileFilter *, QString> *filterMap = 0);

    static QString openFilename(QWidget *parent, const QString &caption, const QString &dir, const QString &filter,
                                QString *selectedFilter, QFileDialog::Options options);
    static QString saveFilename(QWidget *parent, const QString &caption, const QString &dir, const QString &filter,
                                QString *selectedFilter, QFileDialog::Options options);
    static QString openDirectory(QWidget *parent, const QString &caption, const QString &dir, QFileDialog::Options options);
    static QStringList openFilenames(QWidget *parent, const QString &caption, const QString &dir, const QString &filter,
                                    QString *selectedFilter, QFileDialog::Options options);
    static QIcon getFilesystemIcon(const QFileInfo &);

    static Ptr_gtk_container_forall gtk_container_forall;
    static Ptr_gtk_init gtk_init;
    static Ptr_gtk_style_attach gtk_style_attach;
    static Ptr_gtk_window_new gtk_window_new;
    static Ptr_gtk_widget_destroy gtk_widget_destroy;
    static Ptr_gtk_widget_realize gtk_widget_realize;
    static Ptr_gtk_widget_set_default_direction gtk_widget_set_default_direction;
    static Ptr_gtk_widget_modify_color gtk_widget_modify_fg;
    static Ptr_gtk_widget_modify_color gtk_widget_modify_bg;
    static Ptr_gtk_menu_item_new_with_label gtk_menu_item_new_with_label;
    static Ptr_gtk_arrow_new gtk_arrow_new;
    static Ptr_gtk_check_menu_item_new_with_label gtk_check_menu_item_new_with_label;
    static Ptr_gtk_menu_bar_new gtk_menu_bar_new;
    static Ptr_gtk_menu_new gtk_menu_new;
    static Ptr_gtk_expander_new gtk_expander_new;
    static Ptr_gtk_button_new gtk_button_new;
    static Ptr_gtk_tool_button_new gtk_tool_button_new;
    static Ptr_gtk_hbutton_box_new gtk_hbutton_box_new;
    static Ptr_gtk_check_button_new gtk_check_button_new;
    static Ptr_gtk_radio_button_new gtk_radio_button_new;
    static Ptr_gtk_spin_button_new gtk_spin_button_new;
    static Ptr_gtk_separator_tool_item_new gtk_separator_tool_item_new;
    static Ptr_gtk_toolbar_insert gtk_toolbar_insert;
    static Ptr_gtk_frame_new gtk_frame_new;
    static Ptr_gtk_statusbar_new gtk_statusbar_new;
    static Ptr_gtk_entry_new gtk_entry_new;
    static Ptr_gtk_hscale_new gtk_hscale_new;
    static Ptr_gtk_vscale_new gtk_vscale_new;
    static Ptr_gtk_hscrollbar_new gtk_hscrollbar_new;
    static Ptr_gtk_vscrollbar_new gtk_vscrollbar_new;
    static Ptr_gtk_scrolled_window_new gtk_scrolled_window_new;
    static Ptr_gtk_notebook_new gtk_notebook_new;
    static Ptr_gtk_toolbar_new gtk_toolbar_new;
    static Ptr_gtk_tree_view_new gtk_tree_view_new;
    static Ptr_gtk_tree_view_get_column gtk_tree_view_get_column;
    static Ptr_gtk_combo_box_new gtk_combo_box_new;
    static Ptr_gtk_combo_box_entry_new gtk_combo_box_entry_new;
    static Ptr_gtk_progress_bar_new gtk_progress_bar_new;
    static Ptr_gtk_container_add gtk_container_add;
    static Ptr_gtk_menu_shell_append gtk_menu_shell_append;
    static Ptr_gtk_progress_set_adjustment gtk_progress_set_adjustment;
    static Ptr_gtk_range_set_adjustment gtk_range_set_adjustment;
    static Ptr_gtk_range_set_inverted gtk_range_set_inverted;
    static Ptr_gtk_icon_factory_lookup_default gtk_icon_factory_lookup_default;
    static Ptr_gtk_icon_theme_get_default gtk_icon_theme_get_default;
    static Ptr_gtk_widget_style_get gtk_widget_style_get;
    static Ptr_gtk_icon_set_render_icon gtk_icon_set_render_icon;
    static Ptr_gtk_fixed_new gtk_fixed_new;
    static Ptr_gtk_tree_view_column_new gtk_tree_view_column_new;
    static Ptr_gtk_tree_view_append_column gtk_tree_view_append_column;
    static Ptr_gtk_paint_check gtk_paint_check;
    static Ptr_gtk_paint_box gtk_paint_box;
    static Ptr_gtk_paint_box_gap gtk_paint_box_gap;
    static Ptr_gtk_paint_flat_box gtk_paint_flat_box;
    static Ptr_gtk_paint_option gtk_paint_option;
    static Ptr_gtk_paint_extension gtk_paint_extension;
    static Ptr_gtk_paint_slider gtk_paint_slider;
    static Ptr_gtk_paint_shadow gtk_paint_shadow;
    static Ptr_gtk_paint_resize_grip gtk_paint_resize_grip;
    static Ptr_gtk_paint_focus gtk_paint_focus;
    static Ptr_gtk_paint_arrow gtk_paint_arrow;
    static Ptr_gtk_paint_handle gtk_paint_handle;
    static Ptr_gtk_paint_expander gtk_paint_expander;
    static Ptr_gtk_adjustment_new gtk_adjustment_new;
    static Ptr_gtk_paint_vline gtk_paint_vline;
    static Ptr_gtk_paint_hline gtk_paint_hline;
    static Ptr_gtk_menu_item_set_submenu gtk_menu_item_set_submenu;
    static Ptr_gtk_settings_get_default gtk_settings_get_default;
    static Ptr_gtk_separator_menu_item_new gtk_separator_menu_item_new;
    static Ptr_gtk_widget_size_allocate gtk_widget_size_allocate;
    static Ptr_gtk_widget_size_request gtk_widget_size_request;
    static Ptr_gtk_widget_set_direction gtk_widget_set_direction;
    static Ptr_gtk_widget_path gtk_widget_path;
    static Ptr_gtk_container_get_type gtk_container_get_type;
    static Ptr_gtk_window_get_type gtk_window_get_type;
    static Ptr_gtk_widget_get_type gtk_widget_get_type;
    static Ptr_gtk_rc_get_style_by_paths gtk_rc_get_style_by_paths;
    static Ptr_gtk_check_version gtk_check_version;
    static Ptr_gtk_border_free gtk_border_free;

    static Ptr_pango_font_description_get_size pango_font_description_get_size;
    static Ptr_pango_font_description_get_weight pango_font_description_get_weight;
    static Ptr_pango_font_description_get_family pango_font_description_get_family;
    static Ptr_pango_font_description_get_style pango_font_description_get_style;

    static Ptr_gtk_file_filter_new gtk_file_filter_new;
    static Ptr_gtk_file_filter_set_name gtk_file_filter_set_name;
    static Ptr_gtk_file_filter_add_pattern gtk_file_filter_add_pattern;
    static Ptr_gtk_file_chooser_add_filter gtk_file_chooser_add_filter;
    static Ptr_gtk_file_chooser_set_filter gtk_file_chooser_set_filter;
    static Ptr_gtk_file_chooser_get_filter gtk_file_chooser_get_filter;
    static Ptr_gtk_file_chooser_dialog_new gtk_file_chooser_dialog_new;
    static Ptr_gtk_file_chooser_set_current_folder gtk_file_chooser_set_current_folder;
    static Ptr_gtk_file_chooser_get_filename gtk_file_chooser_get_filename;
    static Ptr_gtk_file_chooser_get_filenames gtk_file_chooser_get_filenames;
    static Ptr_gtk_file_chooser_set_current_name gtk_file_chooser_set_current_name;
    static Ptr_gtk_dialog_run gtk_dialog_run;
    static Ptr_gtk_file_chooser_set_filename gtk_file_chooser_set_filename;

    static Ptr_gdk_pixbuf_get_pixels gdk_pixbuf_get_pixels;
    static Ptr_gdk_pixbuf_get_width gdk_pixbuf_get_width;
    static Ptr_gdk_pixbuf_get_height gdk_pixbuf_get_height;
    static Ptr_gdk_pixmap_new gdk_pixmap_new;
    static Ptr_gdk_pixbuf_new gdk_pixbuf_new;
    static Ptr_gdk_pixbuf_get_from_drawable gdk_pixbuf_get_from_drawable;
    static Ptr_gdk_draw_rectangle gdk_draw_rectangle;
    static Ptr_gdk_pixbuf_unref gdk_pixbuf_unref;
    static Ptr_gdk_drawable_unref gdk_drawable_unref;
    static Ptr_gdk_drawable_get_depth gdk_drawable_get_depth;
    static Ptr_gdk_color_free gdk_color_free;
    static Ptr_gdk_x11_window_set_user_time gdk_x11_window_set_user_time;
    static Ptr_gdk_x11_drawable_get_xid gdk_x11_drawable_get_xid;
    static Ptr_gdk_x11_drawable_get_xdisplay gdk_x11_drawable_get_xdisplay;

    static Ptr_gconf_client_get_default gconf_client_get_default;
    static Ptr_gconf_client_get_string gconf_client_get_string;
    static Ptr_gconf_client_get_bool gconf_client_get_bool;

    static Ptr_gnome_icon_lookup_sync gnome_icon_lookup_sync;
    static Ptr_gnome_vfs_init gnome_vfs_init;

    virtual QPalette gtkWidgetPalette(const QString &gtkWidgetName) const;

protected:
    typedef QHash<QString, GtkWidget*> WidgetMap;

    static inline WidgetMap *gtkWidgetMap()
    {
        static WidgetMap *map = 0;
        if (!map)
            map = new WidgetMap();
        return map;
    }

    static QStringList extract_filter(const QString &rawFilter);

    virtual GtkWidget* getTextColorWidget() const;
    static void setupGtkWidget(GtkWidget* widget);
    static void addWidgetToMap(GtkWidget* widget);
    static void addAllSubWidgets(GtkWidget *widget, gpointer v = 0);
    static void addWidget(GtkWidget *widget);

    virtual void init();

private:
    static QList<QGtkStylePrivate *> instances;
    friend class QGtkStyleUpdateScheduler;
};

// Helper to ensure that we have polished all our gtk widgets
// before updating our own palettes
class QGtkStyleUpdateScheduler : public QObject
{
    Q_OBJECT
public slots:
    void updateTheme();
};

QT_END_NAMESPACE

#endif // !QT_NO_STYLE_GTK
#endif // QGTKSTYLE_P_H
