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