Pileus Git - ~andy/gtk/blob - gtk/gtkstyleprovider.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 #if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
  21 #error "Only <gtk/gtk.h> can be included directly."
  22 #endif
  23
  24 #ifndef __GTK_STYLE_PROVIDER_H__
  25 #define __GTK_STYLE_PROVIDER_H__
  26
  27 #include <glib-object.h>
  28 #include "gtkwidgetpath.h"
  29 #include "gtkiconfactory.h"
  30 #include "gtkstyleproperties.h"
  31 #include "gtkenums.h"
  32
  33 G_BEGIN_DECLS
  34
  35 #define GTK_TYPE_STYLE_PROVIDER          (gtk_style_provider_get_type ())
  36 #define GTK_STYLE_PROVIDER(o)            (G_TYPE_CHECK_INSTANCE_CAST ((o), GTK_TYPE_STYLE_PROVIDER, GtkStyleProvider))
  37 #define GTK_IS_STYLE_PROVIDER(o)         (G_TYPE_CHECK_INSTANCE_TYPE ((o), GTK_TYPE_STYLE_PROVIDER))
  38 #define GTK_STYLE_PROVIDER_GET_IFACE(o)  (G_TYPE_INSTANCE_GET_INTERFACE ((o), GTK_TYPE_STYLE_PROVIDER, GtkStyleProviderIface))
  39
  40 /**
  41  * GTK_STYLE_PROVIDER_PRIORITY_FALLBACK:
  42  *
  43  * The priority used for default style information
  44  * that is used in the absence of themes.
  45  */
  46 #define GTK_STYLE_PROVIDER_PRIORITY_FALLBACK      1
  47
  48 /**
  49  * GTK_STYLE_PROVIDER_PRIORITY_THEME:
  50  *
  51  * The priority used for style information provided
  52  * by themes.
  53  */
  54 #define GTK_STYLE_PROVIDER_PRIORITY_THEME     200
  55
  56 /**
  57  * GTK_STYLE_PROVIDER_PRIORITY_SETTINGS:
  58  *
  59  * The priority used for style information provided
  60  * via #GtkSettings.
  61  *
  62  * This priority is higher than #GTK_STYLE_PROVIDER_PRIORITY_THEME
  63  * to let settings override themes.
  64  */
  65 #define GTK_STYLE_PROVIDER_PRIORITY_SETTINGS    400
  66
  67 /**
  68  * GTK_STYLE_PROVIDER_PRIORITY_APPLICATION:
  69  *
  70  * A priority that can be used when adding a #GtkStyleProvider
  71  * for application-specific style information.
  72  */
  73 #define GTK_STYLE_PROVIDER_PRIORITY_APPLICATION 600
  74
  75 /**
  76  * GTK_STYLE_PROVIDER_PRIORITY_USER:
  77  *
  78  * The priority used for the style information from
  79  * <filename>~/.gtk-3.0.css</filename>.
  80  *
  81  * You should not use priorities higher than this, to
  82  * give the user the last word.
  83  */
  84 #define GTK_STYLE_PROVIDER_PRIORITY_USER        800
  85
  86 typedef struct _GtkStyleProviderIface GtkStyleProviderIface;
  87 typedef struct _GtkStyleProvider GtkStyleProvider; /* dummy typedef */
  88
  89 /**
  90  * GtkStyleProviderIface
  91  * @get_style: Gets a set of style information that applies to a widget path.
  92  * @get_style_property: Gets the value of a widget style property that applies to a widget path.
  93  * @get_icon_factory: Gets the icon factory that applies to a widget path.
  94  */
  95 struct _GtkStyleProviderIface
  96 {
  97   GTypeInterface g_iface;
  98
  99   GtkStyleProperties * (* get_style) (GtkStyleProvider *provider,
 100                                       GtkWidgetPath    *path);
 101
 102   gboolean (* get_style_property) (GtkStyleProvider *provider,
 103                                    GtkWidgetPath    *path,
 104                                    GtkStateFlags     state,
 105                                    GParamSpec       *pspec,
 106                                    GValue           *value);
 107
 108   GtkIconFactory * (* get_icon_factory) (GtkStyleProvider *provider,
 109                                          GtkWidgetPath    *path);
 110 };
 111
 112 GType gtk_style_provider_get_type (void) G_GNUC_CONST;
 113
 114 GtkStyleProperties *gtk_style_provider_get_style (GtkStyleProvider *provider,
 115                                                   GtkWidgetPath    *path);
 116
 117 gboolean gtk_style_provider_get_style_property (GtkStyleProvider *provider,
 118                                                 GtkWidgetPath    *path,
 119                                                 GtkStateFlags     state,
 120                                                 GParamSpec       *pspec,
 121                                                 GValue           *value);
 122
 123 GtkIconFactory * gtk_style_provider_get_icon_factory (GtkStyleProvider *provider,
 124                                                       GtkWidgetPath    *path);
 125
 126 G_END_DECLS
 127
 128 #endif /* __GTK_STYLE_PROVIDER_H__ */