gtk/gtk/gtkstylecontext.h
Carlos Garnacho c575733eda GtkStyleContext: Fix animation framework to work with the new draw() semantics.
Invalidation region coalescing now happens recursively as draw() runs, and the
widget's x/y as now drawing coordinates are 0,0 based.
2010-12-04 15:38:18 +01:00

264 lines
13 KiB
C

/* GTK - The GIMP Toolkit
* Copyright (C) 2010 Carlos Garnacho <carlosg@gnome.org>
*
* 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.
*/
#ifndef __GTK_STYLE_CONTEXT_H__
#define __GTK_STYLE_CONTEXT_H__
#include <glib-object.h>
#include <gtk/gtkstyleprovider.h>
#include <gtk/gtkwidgetpath.h>
G_BEGIN_DECLS
#define GTK_TYPE_STYLE_CONTEXT (gtk_style_context_get_type ())
#define GTK_STYLE_CONTEXT(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GTK_TYPE_STYLE_CONTEXT, GtkStyleContext))
#define GTK_STYLE_CONTEXT_CLASS(c) (G_TYPE_CHECK_CLASS_CAST ((c), GTK_TYPE_STYLE_CONTEXT, GtkStyleContextClass))
#define GTK_IS_STYLE_CONTEXT(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GTK_TYPE_STYLE_CONTEXT))
#define GTK_IS_STYLE_CONTEXT_CLASS(c) (G_TYPE_CHECK_CLASS_TYPE ((c), GTK_TYPE_STYLE_CONTEXT))
#define GTK_STYLE_CONTEXT_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GTK_TYPE_STYLE_CONTEXT, GtkStyleContextClass))
typedef struct GtkStyleContext GtkStyleContext;
typedef struct GtkStyleContextClass GtkStyleContextClass;
struct GtkStyleContext
{
GObject parent_object;
gpointer priv;
};
struct GtkStyleContextClass
{
GObjectClass parent_class;
void (* changed) (GtkStyleContext *context);
};
GType gtk_style_context_get_type (void) G_GNUC_CONST;
void gtk_style_context_add_provider_for_screen (GdkScreen *screen,
GtkStyleProvider *provider,
guint priority);
void gtk_style_context_remove_provider_for_screen (GdkScreen *screen,
GtkStyleProvider *provider);
void gtk_style_context_add_provider (GtkStyleContext *context,
GtkStyleProvider *provider,
guint priority);
void gtk_style_context_remove_provider (GtkStyleContext *context,
GtkStyleProvider *provider);
void gtk_style_context_save (GtkStyleContext *context);
void gtk_style_context_restore (GtkStyleContext *context);
void gtk_style_context_get_property (GtkStyleContext *context,
const gchar *property,
GtkStateFlags state,
GValue *value);
void gtk_style_context_get_valist (GtkStyleContext *context,
GtkStateFlags state,
va_list args);
void gtk_style_context_get (GtkStyleContext *context,
GtkStateFlags state,
...) G_GNUC_NULL_TERMINATED;
void gtk_style_context_set_state (GtkStyleContext *context,
GtkStateFlags flags);
GtkStateFlags gtk_style_context_get_state (GtkStyleContext *context);
gboolean gtk_style_context_is_state_set (GtkStyleContext *context,
GtkStateType state,
gdouble *progress);
void gtk_style_context_set_path (GtkStyleContext *context,
GtkWidgetPath *path);
G_CONST_RETURN GtkWidgetPath * gtk_style_context_get_path (GtkStyleContext *context);
GList * gtk_style_context_list_classes (GtkStyleContext *context);
void gtk_style_context_set_class (GtkStyleContext *context,
const gchar *class_name);
void gtk_style_context_unset_class (GtkStyleContext *context,
const gchar *class_name);
gboolean gtk_style_context_has_class (GtkStyleContext *context,
const gchar *class_name);
GList * gtk_style_context_list_regions (GtkStyleContext *context);
void gtk_style_context_set_region (GtkStyleContext *context,
const gchar *region_name,
GtkRegionFlags flags);
void gtk_style_context_unset_region (GtkStyleContext *context,
const gchar *region_name);
gboolean gtk_style_context_has_region (GtkStyleContext *context,
const gchar *region_name,
GtkRegionFlags *flags_return);
void gtk_style_context_get_style_property (GtkStyleContext *context,
const gchar *property_name,
GValue *value);
void gtk_style_context_get_style_valist (GtkStyleContext *context,
va_list args);
void gtk_style_context_get_style (GtkStyleContext *context,
...);
GtkIconSet * gtk_style_context_lookup_icon_set (GtkStyleContext *context,
const gchar *stock_id);
void gtk_style_context_set_screen (GtkStyleContext *context,
GdkScreen *screen);
GdkScreen * gtk_style_context_get_screen (GtkStyleContext *context);
void gtk_style_context_set_direction (GtkStyleContext *context,
GtkTextDirection direction);
GtkTextDirection gtk_style_context_get_direction (GtkStyleContext *context);
void gtk_style_context_set_junction_sides (GtkStyleContext *context,
GtkJunctionSides sides);
GtkJunctionSides gtk_style_context_get_junction_sides (GtkStyleContext *context);
gboolean gtk_style_context_lookup_color (GtkStyleContext *context,
const gchar *color_name,
GdkColor *color);
void gtk_style_context_notify_state_change (GtkStyleContext *context,
GdkWindow *window,
gpointer region_id,
GtkStateType state,
gboolean state_value);
void gtk_style_context_push_animatable_region (GtkStyleContext *context,
gpointer region_id);
void gtk_style_context_pop_animatable_region (GtkStyleContext *context);
/* Semi-private API */
const GValue * _gtk_style_context_peek_style_property (GtkStyleContext *context,
GType widget_type,
GParamSpec *pspec);
void _gtk_style_context_invalidate_animation_areas (GtkStyleContext *context);
void _gtk_style_context_coalesce_animation_areas (GtkStyleContext *context,
gint rel_x,
gint rel_y);
/* Animation for state changes */
void gtk_style_context_state_transition_start (GtkStyleContext *context,
gpointer identifier,
GtkWidget *widget,
GtkStateType state,
gboolean value,
GdkRectangle *rect);
void gtk_style_context_state_transition_update (GtkStyleContext *context,
gpointer identifier,
GdkRectangle *rect,
GtkStateType state);
void gtk_style_context_state_transition_stop (GtkStyleContext *context,
gpointer identifier);
void gtk_style_context_invalidate (GtkStyleContext *context);
void gtk_style_context_reset_widgets (GdkScreen *screen);
/* Paint methods */
void gtk_render_check (GtkStyleContext *context,
cairo_t *cr,
gdouble x,
gdouble y,
gdouble width,
gdouble height);
void gtk_render_option (GtkStyleContext *context,
cairo_t *cr,
gdouble x,
gdouble y,
gdouble width,
gdouble height);
void gtk_render_arrow (GtkStyleContext *context,
cairo_t *cr,
gdouble angle,
gdouble x,
gdouble y,
gdouble size);
void gtk_render_background (GtkStyleContext *context,
cairo_t *cr,
gdouble x,
gdouble y,
gdouble width,
gdouble height);
void gtk_render_frame (GtkStyleContext *context,
cairo_t *cr,
gdouble x,
gdouble y,
gdouble width,
gdouble height);
void gtk_render_expander (GtkStyleContext *context,
cairo_t *cr,
gdouble x,
gdouble y,
gdouble width,
gdouble height);
void gtk_render_focus (GtkStyleContext *context,
cairo_t *cr,
gdouble x,
gdouble y,
gdouble width,
gdouble height);
void gtk_render_layout (GtkStyleContext *context,
cairo_t *cr,
gdouble x,
gdouble y,
PangoLayout *layout);
void gtk_render_line (GtkStyleContext *context,
cairo_t *cr,
gdouble x0,
gdouble y0,
gdouble x1,
gdouble y1);
void gtk_render_slider (GtkStyleContext *context,
cairo_t *cr,
gdouble x,
gdouble y,
gdouble width,
gdouble height,
GtkOrientation orientation);
void 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);
void gtk_render_extension (GtkStyleContext *context,
cairo_t *cr,
gdouble x,
gdouble y,
gdouble width,
gdouble height,
GtkPositionType gap_side);
void gtk_render_handle (GtkStyleContext *context,
cairo_t *cr,
gdouble x,
gdouble y,
gdouble width,
gdouble height,
GtkOrientation orientation);
G_END_DECLS
#endif /* __GTK_STYLE_CONTEXT_H__ */