gtk2/gtk/gtkstyle.h
Benjamin Otte d2b1da4e84 API: remove gtk_paint_polygon()
Almost noone uses it in real applications and it's broken in most theme
engines.
2010-08-10 21:02:27 +02:00

737 lines
24 KiB
C

/* GTK - The GIMP Toolkit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
#error "Only <gtk/gtk.h> can be included directly."
#endif
#ifndef __GTK_STYLE_H__
#define __GTK_STYLE_H__
#include <gdk/gdk.h>
#include <gtk/gtkenums.h>
G_BEGIN_DECLS
#define GTK_TYPE_STYLE (gtk_style_get_type ())
#define GTK_STYLE(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GTK_TYPE_STYLE, GtkStyle))
#define GTK_STYLE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_STYLE, GtkStyleClass))
#define GTK_IS_STYLE(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GTK_TYPE_STYLE))
#define GTK_IS_STYLE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_STYLE))
#define GTK_STYLE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_STYLE, GtkStyleClass))
#define GTK_TYPE_BORDER (gtk_border_get_type ())
/* Some forward declarations needed to rationalize the header
* files.
*/
typedef struct _GtkBorder GtkBorder;
typedef struct _GtkStyle GtkStyle;
typedef struct _GtkStyleClass GtkStyleClass;
typedef struct _GtkThemeEngine GtkThemeEngine;
typedef struct _GtkRcStyle GtkRcStyle;
typedef struct _GtkIconSet GtkIconSet;
typedef struct _GtkIconSource GtkIconSource;
typedef struct _GtkRcProperty GtkRcProperty;
typedef struct _GtkSettings GtkSettings;
typedef gboolean (*GtkRcPropertyParser) (const GParamSpec *pspec,
const GString *rc_string,
GValue *property_value);
/* We make this forward declaration here, since we pass
* GtkWidget's to the draw functions.
*/
typedef struct _GtkWidget GtkWidget;
/**
* GTK_STYLE_ATTACHED:
* @style: a #GtkStyle.
*
* Returns whether the style is attached to a window.
*/
#define GTK_STYLE_ATTACHED(style) (GTK_STYLE (style)->attach_count > 0)
struct _GtkStyle
{
GObject parent_instance;
/*< public >*/
GdkColor fg[5];
GdkColor bg[5];
GdkColor light[5];
GdkColor dark[5];
GdkColor mid[5];
GdkColor text[5];
GdkColor base[5];
GdkColor text_aa[5]; /* Halfway between text/base */
GdkColor black;
GdkColor white;
PangoFontDescription *font_desc;
gint xthickness;
gint ythickness;
GdkGC *fg_gc[5];
GdkGC *bg_gc[5];
GdkGC *light_gc[5];
GdkGC *dark_gc[5];
GdkGC *mid_gc[5];
GdkGC *text_gc[5];
GdkGC *base_gc[5];
GdkGC *text_aa_gc[5];
GdkGC *black_gc;
GdkGC *white_gc;
GdkPixmap *bg_pixmap[5];
/*< private >*/
gint attach_count;
gint depth;
GdkColormap *colormap;
PangoFontDescription *private_font_desc; /* Font description for style->private_font or %NULL */
/* the RcStyle from which this style was created */
GtkRcStyle *rc_style;
GSList *styles; /* of type GtkStyle* */
GArray *property_cache;
GSList *icon_factories; /* of type GtkIconFactory* */
};
struct _GtkStyleClass
{
GObjectClass parent_class;
/* Initialize for a particular colormap/depth
* combination. style->colormap/style->depth will have
* been set at this point. Will typically chain to parent.
*/
void (*realize) (GtkStyle *style);
/* Clean up for a particular colormap/depth combination. Will
* typically chain to parent.
*/
void (*unrealize) (GtkStyle *style);
/* Make style an exact duplicate of src.
*/
void (*copy) (GtkStyle *style,
GtkStyle *src);
/* Create an empty style of the same type as this style.
* The default implementation, which does
* g_object_new (G_OBJECT_TYPE (style), NULL);
* should work in most cases.
*/
GtkStyle *(*clone) (GtkStyle *style);
/* Initialize the GtkStyle with the values in the GtkRcStyle.
* should chain to the parent implementation.
*/
void (*init_from_rc) (GtkStyle *style,
GtkRcStyle *rc_style);
void (*set_background) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type);
GdkPixbuf * (* render_icon) (GtkStyle *style,
const GtkIconSource *source,
GtkTextDirection direction,
GtkStateType state,
GtkIconSize size,
GtkWidget *widget,
const gchar *detail);
/* Drawing functions
*/
void (*draw_hline) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x1,
gint x2,
gint y);
void (*draw_vline) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint y1_,
gint y2_,
gint x);
void (*draw_shadow) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height);
void (*draw_arrow) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
GtkArrowType arrow_type,
gboolean fill,
gint x,
gint y,
gint width,
gint height);
void (*draw_diamond) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height);
void (*draw_box) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height);
void (*draw_flat_box) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height);
void (*draw_check) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height);
void (*draw_option) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height);
void (*draw_tab) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height);
void (*draw_shadow_gap) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height,
GtkPositionType gap_side,
gint gap_x,
gint gap_width);
void (*draw_box_gap) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height,
GtkPositionType gap_side,
gint gap_x,
gint gap_width);
void (*draw_extension) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height,
GtkPositionType gap_side);
void (*draw_focus) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height);
void (*draw_slider) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height,
GtkOrientation orientation);
void (*draw_handle) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height,
GtkOrientation orientation);
void (*draw_expander) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
GtkExpanderStyle expander_style);
void (*draw_layout) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
gboolean use_text,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
PangoLayout *layout);
void (*draw_resize_grip) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
GdkWindowEdge edge,
gint x,
gint y,
gint width,
gint height);
void (*draw_spinner) (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
guint step,
gint x,
gint y,
gint width,
gint height);
/* Padding for future expansion */
void (*_gtk_reserved1) (void);
void (*_gtk_reserved2) (void);
void (*_gtk_reserved3) (void);
void (*_gtk_reserved4) (void);
void (*_gtk_reserved5) (void);
void (*_gtk_reserved6) (void);
void (*_gtk_reserved7) (void);
void (*_gtk_reserved8) (void);
void (*_gtk_reserved9) (void);
void (*_gtk_reserved10) (void);
void (*_gtk_reserved11) (void);
};
/**
* GtkBorder:
* @left: The width of the left border.
* @right: The width of the right border.
* @top: The width of the top border.
* @bottom: The width of the bottom border.
*
* A struct that specifies a border around a rectangular area that can
* be of different width on each side.
*/
struct _GtkBorder
{
gint left;
gint right;
gint top;
gint bottom;
};
GType gtk_style_get_type (void) G_GNUC_CONST;
GtkStyle* gtk_style_new (void);
GtkStyle* gtk_style_copy (GtkStyle *style);
GtkStyle* gtk_style_attach (GtkStyle *style,
GdkWindow *window) G_GNUC_WARN_UNUSED_RESULT;
void gtk_style_detach (GtkStyle *style);
void gtk_style_set_background (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type);
void gtk_style_apply_default_background (GtkStyle *style,
GdkWindow *window,
gboolean set_bg,
GtkStateType state_type,
const GdkRectangle *area,
gint x,
gint y,
gint width,
gint height);
GtkIconSet* gtk_style_lookup_icon_set (GtkStyle *style,
const gchar *stock_id);
gboolean gtk_style_lookup_color (GtkStyle *style,
const gchar *color_name,
GdkColor *color);
GdkPixbuf* gtk_style_render_icon (GtkStyle *style,
const GtkIconSource *source,
GtkTextDirection direction,
GtkStateType state,
GtkIconSize size,
GtkWidget *widget,
const gchar *detail);
void gtk_paint_hline (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x1,
gint x2,
gint y);
void gtk_paint_vline (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint y1_,
gint y2_,
gint x);
void gtk_paint_shadow (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height);
void gtk_paint_arrow (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
GtkArrowType arrow_type,
gboolean fill,
gint x,
gint y,
gint width,
gint height);
void gtk_paint_diamond (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height);
void gtk_paint_box (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height);
void gtk_paint_flat_box (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height);
void gtk_paint_check (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height);
void gtk_paint_option (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height);
void gtk_paint_tab (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height);
void gtk_paint_shadow_gap (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height,
GtkPositionType gap_side,
gint gap_x,
gint gap_width);
void gtk_paint_box_gap (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height,
GtkPositionType gap_side,
gint gap_x,
gint gap_width);
void gtk_paint_extension (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height,
GtkPositionType gap_side);
void gtk_paint_focus (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height);
void gtk_paint_slider (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height,
GtkOrientation orientation);
void gtk_paint_handle (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
GtkShadowType shadow_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
gint width,
gint height,
GtkOrientation orientation);
void gtk_paint_expander (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
GtkExpanderStyle expander_style);
void gtk_paint_layout (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
gboolean use_text,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
gint x,
gint y,
PangoLayout *layout);
void gtk_paint_resize_grip (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
GdkWindowEdge edge,
gint x,
gint y,
gint width,
gint height);
void gtk_paint_spinner (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
const GdkRectangle *area,
GtkWidget *widget,
const gchar *detail,
guint step,
gint x,
gint y,
gint width,
gint height);
GType gtk_border_get_type (void) G_GNUC_CONST;
GtkBorder *gtk_border_new (void) G_GNUC_MALLOC;
GtkBorder *gtk_border_copy (const GtkBorder *border_);
void gtk_border_free (GtkBorder *border_);
void gtk_style_get_style_property (GtkStyle *style,
GType widget_type,
const gchar *property_name,
GValue *value);
void gtk_style_get_valist (GtkStyle *style,
GType widget_type,
const gchar *first_property_name,
va_list var_args);
void gtk_style_get (GtkStyle *style,
GType widget_type,
const gchar *first_property_name,
...) G_GNUC_NULL_TERMINATED;
/* --- private API --- */
const GValue* _gtk_style_peek_property_value (GtkStyle *style,
GType widget_type,
GParamSpec *pspec,
GtkRcPropertyParser parser);
void _gtk_style_init_for_settings (GtkStyle *style,
GtkSettings *settings);
void _gtk_style_shade (const GdkColor *a,
GdkColor *b,
gdouble k);
void gtk_draw_insertion_cursor (GtkWidget *widget,
GdkDrawable *drawable,
const GdkRectangle *area,
const GdkRectangle *location,
gboolean is_primary,
GtkTextDirection direction,
gboolean draw_arrow);
void _gtk_widget_get_cursor_color (GtkWidget *widget,
GdkColor *color);
G_END_DECLS
#endif /* __GTK_STYLE_H__ */