gtk2/gtk/gtkcssmatcherprivate.h
Benjamin Otte b4195cb408 cssmatcher: Handle case of empty widget path
This is tested by the stylecontext test, but doesn't appear in practice.
2012-05-01 03:13:02 +02:00

153 lines
5.6 KiB
C

/* GTK - The GIMP Toolkit
* Copyright (C) 2012 Benjamin Otte <otte@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, see <http://www.gnu.org/licenses/>.
*/
#ifndef __GTK_CSS_MATCHER_PRIVATE_H__
#define __GTK_CSS_MATCHER_PRIVATE_H__
#include <gtk/gtkenums.h>
#include <gtk/gtktypes.h>
#include "gtk/gtkcsstypesprivate.h"
G_BEGIN_DECLS
typedef union _GtkCssMatcher GtkCssMatcher;
typedef struct _GtkCssMatcherSuperset GtkCssMatcherSuperset;
typedef struct _GtkCssMatcherWidgetPath GtkCssMatcherWidgetPath;
typedef struct _GtkCssMatcherClass GtkCssMatcherClass;
struct _GtkCssMatcherClass {
gboolean (* get_parent) (GtkCssMatcher *matcher,
const GtkCssMatcher *child);
gboolean (* get_previous) (GtkCssMatcher *matcher,
const GtkCssMatcher *next);
GtkStateFlags (* get_state) (const GtkCssMatcher *matcher);
gboolean (* has_name) (const GtkCssMatcher *matcher,
const char *name);
gboolean (* has_class) (const GtkCssMatcher *matcher,
GQuark class_name);
gboolean (* has_id) (const GtkCssMatcher *matcher,
const char *id);
gboolean (* has_regions) (const GtkCssMatcher *matcher);
gboolean (* has_region) (const GtkCssMatcher *matcher,
const char *region,
GtkRegionFlags flags);
gboolean (* has_position) (const GtkCssMatcher *matcher,
gboolean forward,
int a,
int b);
};
struct _GtkCssMatcherWidgetPath {
const GtkCssMatcherClass *klass;
const GtkWidgetPath *path;
GtkStateFlags state_flags;
guint index;
guint sibling_index;
};
struct _GtkCssMatcherSuperset {
const GtkCssMatcherClass *klass;
const GtkCssMatcher *subset;
GtkCssChange relevant;
};
union _GtkCssMatcher {
const GtkCssMatcherClass *klass;
GtkCssMatcherWidgetPath path;
GtkCssMatcherSuperset superset;
};
gboolean _gtk_css_matcher_init (GtkCssMatcher *matcher,
const GtkWidgetPath *path,
GtkStateFlags state) G_GNUC_WARN_UNUSED_RESULT;
void _gtk_css_matcher_any_init (GtkCssMatcher *matcher);
void _gtk_css_matcher_superset_init (GtkCssMatcher *matcher,
const GtkCssMatcher *subset,
GtkCssChange relevant);
static inline gboolean
_gtk_css_matcher_get_parent (GtkCssMatcher *matcher,
const GtkCssMatcher *child)
{
return child->klass->get_parent (matcher, child);
}
static inline gboolean
_gtk_css_matcher_get_previous (GtkCssMatcher *matcher,
const GtkCssMatcher *next)
{
return next->klass->get_previous (matcher, next);
}
static inline GtkStateFlags
_gtk_css_matcher_get_state (const GtkCssMatcher *matcher)
{
return matcher->klass->get_state (matcher);
}
static inline gboolean
_gtk_css_matcher_has_name (const GtkCssMatcher *matcher,
const char *name)
{
return matcher->klass->has_name (matcher, name);
}
static inline gboolean
_gtk_css_matcher_has_class (const GtkCssMatcher *matcher,
GQuark class_name)
{
return matcher->klass->has_class (matcher, class_name);
}
static inline gboolean
_gtk_css_matcher_has_id (const GtkCssMatcher *matcher,
const char *id)
{
return matcher->klass->has_id (matcher, id);
}
static inline gboolean
_gtk_css_matcher_has_regions (const GtkCssMatcher *matcher)
{
return matcher->klass->has_regions (matcher);
}
static inline gboolean
_gtk_css_matcher_has_region (const GtkCssMatcher *matcher,
const char *region,
GtkRegionFlags flags)
{
return matcher->klass->has_region (matcher, region, flags);
}
static inline guint
_gtk_css_matcher_has_position (const GtkCssMatcher *matcher,
gboolean forward,
int a,
int b)
{
return matcher->klass->has_position (matcher, forward, a, b);
}
G_END_DECLS
#endif /* __GTK_CSS_MATCHER_PRIVATE_H__ */