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darling-openjdk/src/java.desktop/unix/native/libawt_xawt/awt/gtk3_interface.h
Prasanta Sadhukhan eb2ce06cc2 8225423: GTK L&F: JSplitPane: There is no divider shown 
Reviewed-by: prr, serb
2019-07-12 09:27:00 +05:30

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/*
* Copyright (c) 2005, 2016, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
#ifndef _GTK3_INTERFACE_H
#define _GTK3_INTERFACE_H
#include <stdlib.h>
#include <jni.h>
#include <X11/X.h>
#include "gtk_interface.h"
#define LIGHTNESS_MULT 1.3
#define DARKNESS_MULT 0.7
#define G_PI 3.1415926535897932384626433832795028841971693993751
typedef enum
{
GTK_STATE_FLAG_NORMAL = 0,
GTK_STATE_FLAG_ACTIVE = 1 << 0,
GTK_STATE_FLAG_PRELIGHT = 1 << 1,
GTK_STATE_FLAG_SELECTED = 1 << 2,
GTK_STATE_FLAG_INSENSITIVE = 1 << 3,
GTK_STATE_FLAG_INCONSISTENT = 1 << 4,
GTK_STATE_FLAG_FOCUSED = 1 << 5,
GTK_STATE_FLAG_BACKDROP = 1 << 6,
GTK_STATE_FLAG_DIR_LTR = 1 << 7,
GTK_STATE_FLAG_DIR_RTL = 1 << 8,
GTK_STATE_FLAG_LINK = 1 << 9,
GTK_STATE_FLAG_VISITED = 1 << 10,
GTK_STATE_FLAG_CHECKED = 1 << 11
} GtkStateFlags;
typedef enum {
GTK_JUNCTION_NONE = 0,
GTK_JUNCTION_CORNER_TOPLEFT = 1 << 0,
GTK_JUNCTION_CORNER_TOPRIGHT = 1 << 1,
GTK_JUNCTION_CORNER_BOTTOMLEFT = 1 << 2,
GTK_JUNCTION_CORNER_BOTTOMRIGHT = 1 << 3,
GTK_JUNCTION_TOP =
(GTK_JUNCTION_CORNER_TOPLEFT | GTK_JUNCTION_CORNER_TOPRIGHT),
GTK_JUNCTION_BOTTOM =
(GTK_JUNCTION_CORNER_BOTTOMLEFT | GTK_JUNCTION_CORNER_BOTTOMRIGHT),
GTK_JUNCTION_LEFT =
(GTK_JUNCTION_CORNER_TOPLEFT | GTK_JUNCTION_CORNER_BOTTOMLEFT),
GTK_JUNCTION_RIGHT =
(GTK_JUNCTION_CORNER_TOPRIGHT | GTK_JUNCTION_CORNER_BOTTOMRIGHT)
} GtkJunctionSides;
typedef enum {
GTK_REGION_EVEN = 1 << 0,
GTK_REGION_ODD = 1 << 1,
GTK_REGION_FIRST = 1 << 2,
GTK_REGION_LAST = 1 << 3,
GTK_REGION_ONLY = 1 << 4,
GTK_REGION_SORTED = 1 << 5
} GtkRegionFlags;
typedef enum
{
GTK_WINDOW_TOPLEVEL,
GTK_WINDOW_POPUP
} GtkWindowType;
typedef enum
{
G_PARAM_READABLE = 1 << 0,
G_PARAM_WRITABLE = 1 << 1,
G_PARAM_CONSTRUCT = 1 << 2,
G_PARAM_CONSTRUCT_ONLY = 1 << 3,
G_PARAM_LAX_VALIDATION = 1 << 4,
G_PARAM_STATIC_NAME = 1 << 5
} GParamFlags;
typedef enum
{
GTK_ICON_LOOKUP_NO_SVG = 1 << 0,
GTK_ICON_LOOKUP_FORCE_SVG = 1 << 1,
GTK_ICON_LOOKUP_USE_BUILTIN = 1 << 2,
GTK_ICON_LOOKUP_GENERIC_FALLBACK = 1 << 3,
GTK_ICON_LOOKUP_FORCE_SIZE = 1 << 4
} GtkIconLookupFlags;
typedef enum
{
GTK_UPDATE_CONTINUOUS,
GTK_UPDATE_DISCONTINUOUS,
GTK_UPDATE_DELAYED
} GtkUpdateType;
typedef enum
{
GTK_PROGRESS_CONTINUOUS,
GTK_PROGRESS_DISCRETE
} GtkProgressBarStyle;
typedef enum
{
GTK_PROGRESS_LEFT_TO_RIGHT,
GTK_PROGRESS_RIGHT_TO_LEFT,
GTK_PROGRESS_BOTTOM_TO_TOP,
GTK_PROGRESS_TOP_TO_BOTTOM
} GtkProgressBarOrientation;
typedef enum {
CAIRO_FORMAT_INVALID = -1,
CAIRO_FORMAT_ARGB32 = 0,
CAIRO_FORMAT_RGB24 = 1,
CAIRO_FORMAT_A8 = 2,
CAIRO_FORMAT_A1 = 3,
CAIRO_FORMAT_RGB16_565 = 4
} cairo_format_t;
/* We define all structure pointers to be void* */
typedef void GdkPixbuf;
typedef void GMainContext;
typedef void GVfs;
typedef void GdkColormap;
typedef void GdkDrawable;
typedef void GdkGC;
typedef void GdkPixmap;
typedef void GtkStyleContext;
typedef void GtkFixed;
typedef void GtkMenuItem;
typedef void GtkMenuShell;
typedef void GtkWidgetClass;
typedef void PangoFontDescription;
typedef void GtkSettings;
typedef void GtkStyleProvider;
typedef void cairo_pattern_t;
typedef void cairo_t;
typedef void cairo_surface_t;
typedef void GtkScrolledWindow;
typedef void GtkIconTheme;
typedef void GtkWidget;
typedef void GtkMisc;
typedef void GtkContainer;
typedef void GtkBin;
typedef void GtkAdjustment;
typedef void GtkRange;
typedef void GtkProgressBar;
typedef void GtkProgress;
typedef void GtkWidgetPath;
typedef void GtkPaned;
/* Some real structures */
typedef struct
{
guint32 pixel;
guint16 red;
guint16 green;
guint16 blue;
} GdkColor;
typedef struct
{
gdouble red;
gdouble green;
gdouble blue;
gdouble alpha;
} GdkRGBA;
typedef struct {
gint fd;
gushort events;
gushort revents;
} GPollFD;
typedef struct {
gint x;
gint y;
gint width;
gint height;
} GdkRectangle;
typedef struct {
int x, y;
int width, height;
} GtkAllocation;
typedef struct {
gint width;
gint height;
} GtkRequisition;
typedef struct {
GtkWidgetClass *g_class;
} GTypeInstance;
typedef struct {
gint16 left;
gint16 right;
gint16 top;
gint16 bottom;
} GtkBorder;
typedef struct
{
GType g_type;
union {
gint v_int;
guint v_uint;
glong v_long;
gulong v_ulong;
gint64 v_int64;
guint64 v_uint64;
gfloat v_float;
gdouble v_double;
gpointer v_pointer;
} data[2];
} GValue;
typedef struct {
GTypeInstance g_type_instance;
const gchar *name;
GParamFlags flags;
GType value_type;
GType owner_type;
} GParamSpec;
static gchar* (*fp_glib_check_version)(guint required_major,
guint required_minor, guint required_micro);
/**
* Returns :
* NULL if the GTK+ library is compatible with the given version, or a string
* describing the version mismatch.
*/
static gchar* (*fp_gtk_check_version)(guint required_major, guint
required_minor, guint required_micro);
static void (*fp_g_free)(gpointer mem);
static void (*fp_g_object_unref)(gpointer object);
static GdkWindow *(*fp_gdk_get_default_root_window) (void);
static int (*fp_gdk_window_get_scale_factor) (GdkWindow *window);
static int (*fp_gdk_pixbuf_get_bits_per_sample)(const GdkPixbuf *pixbuf);
static guchar *(*fp_gdk_pixbuf_get_pixels)(const GdkPixbuf *pixbuf);
static gboolean (*fp_gdk_pixbuf_get_has_alpha)(const GdkPixbuf *pixbuf);
static int (*fp_gdk_pixbuf_get_height)(const GdkPixbuf *pixbuf);
static int (*fp_gdk_pixbuf_get_n_channels)(const GdkPixbuf *pixbuf);
static int (*fp_gdk_pixbuf_get_rowstride)(const GdkPixbuf *pixbuf);
static int (*fp_gdk_pixbuf_get_width)(const GdkPixbuf *pixbuf);
static GdkPixbuf *(*fp_gdk_pixbuf_new_from_file)(const char *filename,
GError **error);
static GdkColorspace (*fp_gdk_pixbuf_get_colorspace)(const GdkPixbuf *pixbuf);
static GdkPixbuf *(*fp_gdk_pixbuf_get_from_drawable)(GdkWindow *window,
int src_x, int src_y, int width, int height);
static GdkPixbuf *(*fp_gdk_pixbuf_scale_simple)(GdkPixbuf *src,
int dest_width, int dest_heigh, GdkInterpType interp_type);
static void (*fp_gtk_widget_destroy)(void *widget);
static void (*fp_gtk_window_present)(GtkWindow *window);
static void (*fp_gtk_window_move)(GtkWindow *window, gint x, gint y);
static void (*fp_gtk_window_resize)(GtkWindow *window, gint width, gint height);
/**
* Function Pointers for GtkFileChooser
*/
static gchar* (*fp_gtk_file_chooser_get_filename)(GtkFileChooser *chooser);
static void (*fp_gtk_widget_hide)(void *widget);
static void (*fp_gtk_main_quit)(void);
static void* (*fp_gtk_file_chooser_dialog_new)(const gchar *title,
GtkWindow *parent, GtkFileChooserAction action,
const gchar *first_button_text, ...);
static gboolean (*fp_gtk_file_chooser_set_current_folder)
(GtkFileChooser *chooser, const gchar *filename);
static gboolean (*fp_gtk_file_chooser_set_filename)(GtkFileChooser *chooser,
const char *filename);
static void (*fp_gtk_file_chooser_set_current_name)(GtkFileChooser *chooser,
const gchar *name);
static void (*fp_gtk_file_filter_add_custom)(GtkFileFilter *filter,
GtkFileFilterFlags needed, GtkFileFilterFunc func, gpointer data,
GDestroyNotify notify);
static void (*fp_gtk_file_chooser_set_filter)(GtkFileChooser *chooser,
GtkFileFilter *filter);
static GType (*fp_gtk_file_chooser_get_type)(void);
static GtkFileFilter* (*fp_gtk_file_filter_new)(void);
static void (*fp_gtk_file_chooser_set_do_overwrite_confirmation)(
GtkFileChooser *chooser, gboolean do_overwrite_confirmation);
static void (*fp_gtk_file_chooser_set_select_multiple)(
GtkFileChooser *chooser, gboolean select_multiple);
static gchar* (*fp_gtk_file_chooser_get_current_folder)
(GtkFileChooser *chooser);
static GSList* (*fp_gtk_file_chooser_get_filenames)(GtkFileChooser *chooser);
static guint (*fp_gtk_g_slist_length)(GSList *list);
static gulong (*fp_g_signal_connect_data)(gpointer instance,
const gchar *detailed_signal, GCallback c_handler, gpointer data,
GClosureNotify destroy_data, GConnectFlags connect_flags);
static void (*fp_gtk_widget_show)(void *widget);
static void (*fp_gtk_main)(void);
static guint (*fp_gtk_main_level)(void);
static gchar* (*fp_g_path_get_dirname) (const gchar *file_name);
static XID (*fp_gdk_x11_drawable_get_xid) (GdkWindow *drawable);
static GList* (*fp_g_list_append) (GList *list, gpointer data);
static void (*fp_g_list_free) (GList *list);
static void (*fp_g_list_free_full) (GList *list, GDestroyNotify free_func);
static void (*fp_gdk_threads_enter)(void);
static void (*fp_gdk_threads_leave)(void);
static gboolean (*fp_gtk_show_uri)(GdkScreen *screen, const gchar *uri,
guint32 timestamp, GError **error);
// Implementation functions prototypes
static void gtk3_init(GtkApi* gtk);
static GValue* (*fp_g_value_init)(GValue *value, GType g_type);
static gboolean (*fp_g_type_is_a)(GType type, GType is_a_type);
static gboolean (*fp_g_value_get_boolean)(const GValue *value);
static gchar (*fp_g_value_get_char)(const GValue *value);
static guchar (*fp_g_value_get_uchar)(const GValue *value);
static gint (*fp_g_value_get_int)(const GValue *value);
static guint (*fp_g_value_get_uint)(const GValue *value);
static glong (*fp_g_value_get_long)(const GValue *value);
static gulong (*fp_g_value_get_ulong)(const GValue *value);
static gint64 (*fp_g_value_get_int64)(const GValue *value);
static guint64 (*fp_g_value_get_uint64)(const GValue *value);
static gfloat (*fp_g_value_get_float)(const GValue *value);
static gdouble (*fp_g_value_get_double)(const GValue *value);
static const gchar* (*fp_g_value_get_string)(const GValue *value);
static gint (*fp_g_value_get_enum)(const GValue *value);
static guint (*fp_g_value_get_flags)(const GValue *value);
static GParamSpec* (*fp_g_value_get_param)(const GValue *value);
static gpointer* (*fp_g_value_get_boxed)(const GValue *value);
static gpointer* (*fp_g_value_get_pointer)(const GValue *value);
static void (*fp_g_object_get)(gpointer object,
const gchar* fpn, ...);
static void (*fp_g_object_set)(gpointer object,
const gchar *first_property_name,
...);
static gboolean (*fp_g_main_context_iteration)(GMainContext *context);
static gboolean (*fp_g_str_has_prefix)(const gchar *str, const gchar *prefix);
static gchar** (*fp_g_strsplit)(const gchar *string, const gchar *delimiter,
gint max_tokens);
static void (*fp_g_strfreev)(gchar **str_array);
static cairo_surface_t* (*fp_cairo_image_surface_create)(cairo_format_t format,
int width, int height);
static void (*fp_cairo_surface_destroy)(cairo_surface_t *surface);
static cairo_t* (*fp_cairo_create)(cairo_surface_t *target);
static void (*fp_cairo_destroy)(cairo_t *cr);
static void (*fp_cairo_fill)(cairo_t *cr);
static void (*fp_cairo_surface_flush)(cairo_surface_t *surface);
static void (*fp_cairo_rectangle)(cairo_t *cr, double x, double y, double width,
double height);
static void (*fp_cairo_set_source_rgb)(cairo_t *cr, double red, double green,
double blue);
static void (*fp_cairo_set_source_rgba)(cairo_t *cr, double red, double green,
double blue, double alpha);
static void (*fp_cairo_paint)(cairo_t *cr);
static void (*fp_cairo_clip)(cairo_t *cr);
static unsigned char* (*fp_cairo_image_surface_get_data)(
cairo_surface_t *surface);
static int (*fp_cairo_image_surface_get_stride) (cairo_surface_t *surface);
static GdkPixbuf* (*fp_gdk_pixbuf_get_from_surface)(cairo_surface_t *surface,
gint src_x, gint src_y, gint width, gint height);
static GtkStateType (*fp_gtk_widget_get_state)(GtkWidget *widget);
static void (*fp_gtk_widget_set_state)(GtkWidget *widget, GtkStateType state);
static gboolean (*fp_gtk_widget_is_focus)(GtkWidget *widget);
static void (*fp_gtk_widget_set_allocation)(GtkWidget *widget,
const GtkAllocation *allocation);
static GtkWidget* (*fp_gtk_widget_get_parent)(GtkWidget *widget);
static GtkStyleContext* (*fp_gtk_widget_get_style_context)(GtkWidget *widget);
static void (*fp_gtk_style_context_get_color)(GtkStyleContext *context,
GtkStateFlags state, GdkRGBA *color);
static void (*fp_gtk_style_context_get_background_color)
(GtkStyleContext *context, GtkStateFlags state, GdkRGBA *color);
static void (*fp_gtk_style_context_get)(GtkStyleContext *context,
GtkStateFlags state, ...);
static GtkStateFlags (*fp_gtk_widget_get_state_flags)(GtkWidget* widget);
static void (*fp_gtk_style_context_set_state)(GtkStyleContext* style,
GtkStateFlags flags);
static void (*fp_gtk_style_context_add_class)(GtkStyleContext *context,
const gchar *class_name);
static void (*fp_gtk_style_context_save)(GtkStyleContext *context);
static void (*fp_gtk_style_context_restore)(GtkStyleContext *context);
static void (*fp_gtk_render_check)(GtkStyleContext *context, cairo_t *cr,
gdouble x, gdouble y, gdouble width, gdouble height);
static void (*fp_gtk_render_option)(GtkStyleContext *context, cairo_t *cr,
gdouble x, gdouble y, gdouble width, gdouble height);
static void (*fp_gtk_render_extension)(GtkStyleContext *context, cairo_t *cr,
gdouble x, gdouble y, gdouble width, gdouble height,
GtkPositionType gap_side);
static void (*fp_gtk_render_expander)(GtkStyleContext *context, cairo_t *cr,
gdouble x, gdouble y, gdouble width, gdouble height);
static void (*fp_gtk_render_frame_gap)(GtkStyleContext *context, cairo_t *cr,
gdouble x, gdouble y, gdouble width, gdouble height,
GtkPositionType gap_side, gdouble xy0_gap,
gdouble xy1_gap);
static void (*fp_gtk_render_line)(GtkStyleContext *context, cairo_t *cr,
gdouble x0, gdouble y0, gdouble x1, gdouble y1);
static GdkPixbuf* (*fp_gtk_widget_render_icon_pixbuf)(GtkWidget *widget,
const gchar *stock_id, GtkIconSize size);
static cairo_surface_t* (*fp_gdk_window_create_similar_image_surface)(
GdkWindow *window, cairo_format_t format, int width,
int height, int scale);
static cairo_surface_t* (*fp_gdk_window_create_similar_surface)(
GdkWindow *window, cairo_format_t format,
int width, int height);
static GdkWindow* (*fp_gtk_widget_get_window)(GtkWidget *widget);
static GtkSettings *(*fp_gtk_settings_get_for_screen)(GdkScreen *screen);
static GdkScreen *(*fp_gtk_widget_get_screen)(GtkWidget *widget);
static GtkStyleProvider* (*fp_gtk_css_provider_get_named)(const gchar *name,
const gchar *variant);
static void (*fp_gtk_style_context_add_provider)(GtkStyleContext *context,
GtkStyleProvider *provider, guint priority);
static void (*fp_gtk_render_frame)(GtkStyleContext *context,cairo_t *cr,
gdouble x, gdouble y, gdouble width, gdouble height);
static void (*fp_gtk_render_focus)(GtkStyleContext *context,cairo_t *cr,
gdouble x, gdouble y, gdouble width, gdouble height);
static void (*fp_gtk_render_handle)(GtkStyleContext *context,cairo_t *cr,
gdouble x, gdouble y, gdouble width, gdouble height);
static void (*fp_gtk_style_context_get_property)(GtkStyleContext *context,
const gchar *property, GtkStateFlags state, GValue *value);
static void (*fp_gtk_render_activity)(GtkStyleContext *context, cairo_t *cr,
gdouble x, gdouble y, gdouble width, gdouble height);
static void (*fp_gtk_render_background)(GtkStyleContext *context, cairo_t *cr,
gdouble x, gdouble y, gdouble width, gdouble height);
static gboolean (*fp_gtk_style_context_has_class)(GtkStyleContext *context,
const gchar *class_name);
static void transform_detail_string (const gchar *detail,
GtkStyleContext *context);
void (*fp_gtk_style_context_set_junction_sides)(GtkStyleContext *context,
GtkJunctionSides sides);
void (*fp_gtk_style_context_add_region)(GtkStyleContext *context,
const gchar *region_name, GtkRegionFlags flags);
void (*fp_gtk_render_arrow)(GtkStyleContext *context, cairo_t *cr,
gdouble angle, gdouble x, gdouble y, gdouble size);
void (*fp_gtk_bin_set_child)(GtkBin *bin, GtkWidget *widget);
void (*fp_gtk_scrolled_window_set_shadow_type)(
GtkScrolledWindow *scrolled_window, GtkShadowType type);
static void (*fp_gtk_render_slider)(GtkStyleContext *context, cairo_t *cr,
gdouble x, gdouble y, gdouble width, gdouble height,
GtkOrientation orientation);
static void (*fp_gtk_style_context_get_padding)(GtkStyleContext *self,
GtkStateFlags state, GtkBorder* padding);
static void (*fp_gtk_range_set_inverted)(GtkRange *range, gboolean setting);
static PangoFontDescription* (*fp_gtk_style_context_get_font)(
GtkStyleContext *context, GtkStateFlags state);
static int (*fp_gtk_widget_get_allocated_width)(GtkWidget *widget);
static int (*fp_gtk_widget_get_allocated_height)(GtkWidget *widget);
static GtkIconTheme* (*fp_gtk_icon_theme_get_default)(void);
static GdkPixbuf* (*fp_gtk_icon_theme_load_icon)(GtkIconTheme *icon_theme,
const gchar *icon_name, gint size,
GtkIconLookupFlags flags, GError **error);
static void (*fp_gtk_adjustment_set_lower)(GtkAdjustment *adjustment,
gdouble lower);
static void (*fp_gtk_adjustment_set_page_increment)(GtkAdjustment *adjustment,
gdouble page_increment);
static void (*fp_gtk_adjustment_set_page_size)(GtkAdjustment *adjustment,
gdouble page_size);
static void (*fp_gtk_adjustment_set_step_increment)(GtkAdjustment *adjustment,
gdouble step_increment);
static void (*fp_gtk_adjustment_set_upper)(GtkAdjustment *adjustment,
gdouble upper);
static void (*fp_gtk_adjustment_set_value)(GtkAdjustment *adjustment,
gdouble value);
static GdkGC *(*fp_gdk_gc_new)(GdkDrawable*);
static void (*fp_gdk_rgb_gc_set_foreground)(GdkGC*, guint32);
static void (*fp_gdk_draw_rectangle)(GdkDrawable*, GdkGC*, gboolean,
gint, gint, gint, gint);
static GdkPixbuf *(*fp_gdk_pixbuf_new)(GdkColorspace colorspace,
gboolean has_alpha, int bits_per_sample, int width, int height);
static void (*fp_gdk_drawable_get_size)(GdkDrawable *drawable,
gint* width, gint* height);
static gboolean (*fp_gtk_init_check)(int* argc, char** argv);
/* Widget creation */
static GtkWidget* (*fp_gtk_arrow_new)(GtkArrowType arrow_type,
GtkShadowType shadow_type);
static GtkWidget* (*fp_gtk_button_new)();
static GtkWidget* (*fp_gtk_check_button_new)();
static GtkWidget* (*fp_gtk_check_menu_item_new)();
static GtkWidget* (*fp_gtk_color_selection_dialog_new)(const gchar* title);
static GtkWidget* (*fp_gtk_combo_box_new)();
static GtkWidget* (*fp_gtk_combo_box_entry_new)();
static GtkWidget* (*fp_gtk_entry_new)();
static GtkWidget* (*fp_gtk_fixed_new)();
static GtkWidget* (*fp_gtk_handle_box_new)();
static GtkWidget* (*fp_gtk_paned_new)(GtkOrientation orientation);
static GtkWidget* (*fp_gtk_scale_new)(GtkOrientation orientation,
GtkAdjustment* adjustment);
static GtkWidget* (*fp_gtk_hscrollbar_new)(GtkAdjustment* adjustment);
static GtkWidget* (*fp_gtk_vscrollbar_new)(GtkAdjustment* adjustment);
static GtkWidget* (*fp_gtk_hseparator_new)();
static GtkWidget* (*fp_gtk_vseparator_new)();
static GtkWidget* (*fp_gtk_image_new)();
static GtkWidget* (*fp_gtk_label_new)(const gchar* str);
static GtkWidget* (*fp_gtk_menu_new)();
static GtkWidget* (*fp_gtk_menu_bar_new)();
static GtkWidget* (*fp_gtk_menu_item_new)();
static GtkWidget* (*fp_gtk_notebook_new)();
static GtkWidget* (*fp_gtk_progress_bar_new)();
static GtkWidget* (*fp_gtk_progress_bar_set_orientation)(
GtkProgressBar *pbar,
GtkProgressBarOrientation orientation);
static GtkWidget* (*fp_gtk_radio_button_new)(GSList *group);
static GtkWidget* (*fp_gtk_radio_menu_item_new)(GSList *group);
static GtkWidget* (*fp_gtk_scrolled_window_new)(GtkAdjustment *hadjustment,
GtkAdjustment *vadjustment);
static GtkWidget* (*fp_gtk_separator_menu_item_new)();
static GtkWidget* (*fp_gtk_separator_tool_item_new)();
static GtkWidget* (*fp_gtk_text_view_new)();
static GtkWidget* (*fp_gtk_toggle_button_new)();
static GtkWidget* (*fp_gtk_toolbar_new)();
static GtkWidget* (*fp_gtk_tree_view_new)();
static GtkWidget* (*fp_gtk_viewport_new)(GtkAdjustment *hadjustment,
GtkAdjustment *vadjustment);
static GtkWidget* (*fp_gtk_window_new)(GtkWindowType type);
static GtkWidget* (*fp_gtk_dialog_new)();
static GtkWidget* (*fp_gtk_spin_button_new)(GtkAdjustment *adjustment,
gdouble climb_rate, guint digits);
static GtkWidget* (*fp_gtk_frame_new)(const gchar *label);
/* Other widget operations */
static GtkAdjustment* (*fp_gtk_adjustment_new)(gdouble value,
gdouble lower, gdouble upper, gdouble step_increment,
gdouble page_increment, gdouble page_size);
static void (*fp_gtk_container_add)(GtkContainer *window, GtkWidget *widget);
static void (*fp_gtk_menu_shell_append)(GtkMenuShell *menu_shell,
GtkWidget *child);
static void (*fp_gtk_menu_item_set_submenu)(GtkMenuItem *menu_item,
GtkWidget *submenu);
static void (*fp_gtk_widget_realize)(GtkWidget *widget);
static GdkPixbuf* (*fp_gtk_widget_render_icon)(GtkWidget *widget,
const gchar *stock_id, GtkIconSize size, const gchar *detail);
static void (*fp_gtk_widget_set_name)(GtkWidget *widget, const gchar *name);
static void (*fp_gtk_widget_set_parent)(GtkWidget *widget, GtkWidget *parent);
static void (*fp_gtk_widget_set_direction)(GtkWidget *widget,
GtkTextDirection direction);
static void (*fp_gtk_widget_style_get)(GtkWidget *widget,
const gchar *first_property_name, ...);
static void (*fp_gtk_widget_class_install_style_property)(
GtkWidgetClass* class, GParamSpec *pspec);
static GParamSpec* (*fp_gtk_widget_class_find_style_property)(
GtkWidgetClass* class, const gchar* property_name);
static void (*fp_gtk_widget_style_get_property)(GtkWidget* widget,
const gchar* property_name, GValue* value);
static char* (*fp_pango_font_description_to_string)(
const PangoFontDescription* fd);
static GtkSettings* (*fp_gtk_settings_get_default)();
static GtkSettings* (*fp_gtk_widget_get_settings)(GtkWidget *widget);
static GType (*fp_gtk_border_get_type)();
static void (*fp_gtk_arrow_set)(GtkWidget* arrow,
GtkArrowType arrow_type,
GtkShadowType shadow_type);
static void (*fp_gtk_widget_size_request)(GtkWidget *widget,
GtkRequisition *requisition);
static GtkAdjustment* (*fp_gtk_range_get_adjustment)(GtkRange* range);
static GtkWidgetPath* (*fp_gtk_widget_path_copy)
(const GtkWidgetPath *path);
static const GtkWidgetPath* (*fp_gtk_style_context_get_path)
(GtkStyleContext *context);
static GtkWidgetPath* (*fp_gtk_widget_path_new) (void);
static gint (*fp_gtk_widget_path_append_type)
(GtkWidgetPath *path, GType type);
static void (*fp_gtk_widget_path_iter_set_object_name)
(GtkWidgetPath *path, gint pos, const char *name);
static void (*fp_gtk_style_context_set_path)
(GtkStyleContext *context, GtkWidgetPath *path);
static void (*fp_gtk_widget_path_unref) (GtkWidgetPath *path);
static GtkStyleContext* (*fp_gtk_style_context_new) (void);
#endif /* !_GTK3_INTERFACE_H */
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