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

   1 /* GTK - The GIMP Toolkit
   2  * Copyright (C) 2010 Carlos Garnacho <carlosg@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, write to the
  16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifndef __GTK_STYLE_CONTEXT_H__
  21 #define __GTK_STYLE_CONTEXT_H__
  22
  23 #include <glib-object.h>
  24 #include <gtk/gtkstyleprovider.h>
  25 #include <gtk/gtkwidgetpath.h>
  26
  27 G_BEGIN_DECLS
  28
  29 #define GTK_TYPE_STYLE_CONTEXT         (gtk_style_context_get_type ())
  30 #define GTK_STYLE_CONTEXT(o)           (G_TYPE_CHECK_INSTANCE_CAST ((o), GTK_TYPE_STYLE_CONTEXT, GtkStyleContext))
  31 #define GTK_STYLE_CONTEXT_CLASS(c)     (G_TYPE_CHECK_CLASS_CAST    ((c), GTK_TYPE_STYLE_CONTEXT, GtkStyleContextClass))
  32 #define GTK_IS_STYLE_CONTEXT(o)        (G_TYPE_CHECK_INSTANCE_TYPE ((o), GTK_TYPE_STYLE_CONTEXT))
  33 #define GTK_IS_STYLE_CONTEXT_CLASS(c)  (G_TYPE_CHECK_CLASS_TYPE    ((c), GTK_TYPE_STYLE_CONTEXT))
  34 #define GTK_STYLE_CONTEXT_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS  ((o), GTK_TYPE_STYLE_CONTEXT, GtkStyleContextClass))
  35
  36 typedef struct GtkStyleContext GtkStyleContext;
  37 typedef struct GtkStyleContextClass GtkStyleContextClass;
  38
  39 typedef enum {
  40   GTK_CHILD_CLASS_EVEN    = 1 << 0,
  41   GTK_CHILD_CLASS_ODD     = 1 << 1,
  42   GTK_CHILD_CLASS_FIRST   = 1 << 2,
  43   GTK_CHILD_CLASS_LAST    = 1 << 3,
  44   GTK_CHILD_CLASS_DEFAULT = 1 << 4,
  45   GTK_CHILD_CLASS_SORTED  = 1 << 5
  46 } GtkChildClassFlags;
  47
  48 struct GtkStyleContext
  49 {
  50   GObject parent_object;
  51 };
  52
  53 struct GtkStyleContextClass
  54 {
  55   GObjectClass parent_class;
  56 };
  57
  58 GType gtk_style_context_get_type (void) G_GNUC_CONST;
  59
  60 void gtk_style_context_add_provider    (GtkStyleContext  *context,
  61                                         GtkStyleProvider *provider,
  62                                         guint             priority);
  63
  64 void gtk_style_context_remove_provider (GtkStyleContext  *context,
  65                                         GtkStyleProvider *provider);
  66
  67 void gtk_style_context_get_property (GtkStyleContext *context,
  68                                      const gchar     *property,
  69                                      GtkStateType     state,
  70                                      GValue          *value);
  71 void gtk_style_context_get_valist   (GtkStyleContext *context,
  72                                      GtkStateType     state,
  73                                      va_list          args);
  74 void gtk_style_context_get          (GtkStyleContext *context,
  75                                      GtkStateType     state,
  76                                      ...) G_GNUC_NULL_TERMINATED;
  77
  78 void          gtk_style_context_set_state    (GtkStyleContext *context,
  79                                               GtkStateFlags    flags);
  80 GtkStateFlags gtk_style_context_get_state    (GtkStyleContext *context);
  81
  82 gboolean      gtk_style_context_is_state_set (GtkStyleContext *context,
  83                                               GtkStateType     state);
  84
  85 void          gtk_style_context_set_path     (GtkStyleContext *context,
  86                                               GtkWidgetPath   *path);
  87 G_CONST_RETURN GtkWidgetPath * gtk_style_context_get_path (GtkStyleContext *context);
  88
  89 void     gtk_style_context_set_class   (GtkStyleContext *context,
  90                                         const gchar     *class_name);
  91 void     gtk_style_context_unset_class (GtkStyleContext *context,
  92                                         const gchar     *class_name);
  93 gboolean gtk_style_context_has_class   (GtkStyleContext *context,
  94                                         const gchar     *class_name);
  95
  96 void     gtk_style_context_set_child_class   (GtkStyleContext    *context,
  97                                               const gchar        *class_name,
  98                                               GtkChildClassFlags  flags);
  99 void     gtk_style_context_unset_child_class (GtkStyleContext    *context,
 100                                               const gchar        *class_name);
 101 gboolean gtk_style_context_has_child_class   (GtkStyleContext    *context,
 102                                               const gchar        *class_name,
 103                                               GtkChildClassFlags *flags_return);
 104
 105 /* Paint methods */
 106 void gtk_render_check (GtkStyleContext *context,
 107                        cairo_t         *cr,
 108                        gdouble          x,
 109                        gdouble          y,
 110                        gdouble          width,
 111                        gdouble          height);
 112 void gtk_render_option (GtkStyleContext *context,
 113                         cairo_t         *cr,
 114                         gdouble          x,
 115                         gdouble          y,
 116                         gdouble          width,
 117                         gdouble          height);
 118 void gtk_render_arrow  (GtkStyleContext *context,
 119                         cairo_t         *cr,
 120                         gdouble          angle,
 121                         gdouble          x,
 122                         gdouble          y,
 123                         gdouble          size);
 124 void gtk_render_background (GtkStyleContext *context,
 125                             cairo_t         *cr,
 126                             gdouble          x,
 127                             gdouble          y,
 128                             gdouble          width,
 129                             gdouble          height);
 130 void gtk_render_frame  (GtkStyleContext *context,
 131                         cairo_t         *cr,
 132                         gdouble          x,
 133                         gdouble          y,
 134                         gdouble          width,
 135                         gdouble          height);
 136 void gtk_render_expander (GtkStyleContext *context,
 137                           cairo_t         *cr,
 138                           gdouble          x,
 139                           gdouble          y,
 140                           gdouble          width,
 141                           gdouble          height);
 142 void gtk_render_focus    (GtkStyleContext *context,
 143                           cairo_t         *cr,
 144                           gdouble          x,
 145                           gdouble          y,
 146                           gdouble          width,
 147                           gdouble          height);
 148
 149 G_END_DECLS
 150
 151 #endif /* __GTK_STYLE_CONTEXT_H__ */