Pileus Git - ~andy/gtk/blob - gtk/gtkcssmatcherprivate.h

   1 /* GTK - The GIMP Toolkit
   2  * Copyright (C) 2012 Benjamin Otte <otte@gnome.org>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #ifndef __GTK_CSS_MATCHER_PRIVATE_H__
  19 #define __GTK_CSS_MATCHER_PRIVATE_H__
  20
  21 #include <gtk/gtkenums.h>
  22 #include <gtk/gtktypes.h>
  23 #include "gtk/gtkcsstypesprivate.h"
  24
  25 G_BEGIN_DECLS
  26
  27 typedef union _GtkCssMatcher GtkCssMatcher;
  28 typedef struct _GtkCssMatcherSuperset GtkCssMatcherSuperset;
  29 typedef struct _GtkCssMatcherWidgetPath GtkCssMatcherWidgetPath;
  30 typedef struct _GtkCssMatcherClass GtkCssMatcherClass;
  31
  32 struct _GtkCssMatcherClass {
  33   gboolean        (* get_parent)                  (GtkCssMatcher          *matcher,
  34                                                    const GtkCssMatcher    *child);
  35   gboolean        (* get_previous)                (GtkCssMatcher          *matcher,
  36                                                    const GtkCssMatcher    *next);
  37
  38   GtkStateFlags   (* get_state)                   (const GtkCssMatcher   *matcher);
  39   gboolean        (* has_name)                    (const GtkCssMatcher   *matcher,
  40                                                    const char            *name);
  41   gboolean        (* has_class)                   (const GtkCssMatcher   *matcher,
  42                                                    const char            *class_name);
  43   gboolean        (* has_id)                      (const GtkCssMatcher   *matcher,
  44                                                    const char            *id);
  45   gboolean        (* has_regions)                 (const GtkCssMatcher   *matcher);
  46   gboolean        (* has_region)                  (const GtkCssMatcher   *matcher,
  47                                                    const char            *region,
  48                                                    GtkRegionFlags         flags);
  49   gboolean        (* has_position)                (const GtkCssMatcher   *matcher,
  50                                                    gboolean               forward,
  51                                                    int                    a,
  52                                                    int                    b);
  53 };
  54
  55 struct _GtkCssMatcherWidgetPath {
  56   const GtkCssMatcherClass *klass;
  57   const GtkWidgetPath      *path;
  58   GtkStateFlags             state_flags;
  59   guint                     index;
  60   guint                     sibling_index;
  61 };
  62
  63 struct _GtkCssMatcherSuperset {
  64   const GtkCssMatcherClass *klass;
  65   const GtkCssMatcher      *subset;
  66   GtkCssChange              relevant;
  67 };
  68
  69 union _GtkCssMatcher {
  70   const GtkCssMatcherClass *klass;
  71   GtkCssMatcherWidgetPath   path;
  72   GtkCssMatcherSuperset     superset;
  73 };
  74
  75 void              _gtk_css_matcher_init           (GtkCssMatcher          *matcher,
  76                                                    const GtkWidgetPath    *path,
  77                                                    GtkStateFlags           state);
  78 void              _gtk_css_matcher_any_init       (GtkCssMatcher          *matcher);
  79 void              _gtk_css_matcher_superset_init  (GtkCssMatcher          *matcher,
  80                                                    const GtkCssMatcher    *subset,
  81                                                    GtkCssChange            relevant);
  82
  83
  84 static inline gboolean
  85 _gtk_css_matcher_get_parent (GtkCssMatcher       *matcher,
  86                              const GtkCssMatcher *child)
  87 {
  88   return child->klass->get_parent (matcher, child);
  89 }
  90
  91 static inline gboolean
  92 _gtk_css_matcher_get_previous (GtkCssMatcher       *matcher,
  93                                const GtkCssMatcher *next)
  94 {
  95   return next->klass->get_previous (matcher, next);
  96 }
  97
  98 static inline GtkStateFlags
  99 _gtk_css_matcher_get_state (const GtkCssMatcher *matcher)
 100 {
 101   return matcher->klass->get_state (matcher);
 102 }
 103
 104 static inline gboolean
 105 _gtk_css_matcher_has_name (const GtkCssMatcher *matcher,
 106                            const char          *name)
 107 {
 108   return matcher->klass->has_name (matcher, name);
 109 }
 110
 111 static inline gboolean
 112 _gtk_css_matcher_has_class (const GtkCssMatcher *matcher,
 113                             const char          *class_name)
 114 {
 115   return matcher->klass->has_class (matcher, class_name);
 116 }
 117
 118 static inline gboolean
 119 _gtk_css_matcher_has_id (const GtkCssMatcher *matcher,
 120                          const char          *id)
 121 {
 122   return matcher->klass->has_id (matcher, id);
 123 }
 124
 125
 126 static inline gboolean
 127 _gtk_css_matcher_has_regions (const GtkCssMatcher *matcher)
 128 {
 129   return matcher->klass->has_regions (matcher);
 130 }
 131
 132 static inline gboolean
 133 _gtk_css_matcher_has_region (const GtkCssMatcher *matcher,
 134                              const char          *region,
 135                              GtkRegionFlags       flags)
 136 {
 137   return matcher->klass->has_region (matcher, region, flags);
 138 }
 139
 140 static inline guint
 141 _gtk_css_matcher_has_position (const GtkCssMatcher *matcher,
 142                                gboolean             forward,
 143                                int                  a,
 144                                int                  b)
 145 {
 146   return matcher->klass->has_position (matcher, forward, a, b);
 147 }
 148
 149
 150 G_END_DECLS
 151
 152 #endif /* __GTK_CSS_MATCHER_PRIVATE_H__ */