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C/C++ Source or Header  |  2006-04-25  |  7.3 KB  |  176 lines
  1. /* GtkIconTheme - a loader for icon themes
  2.  * gtk-icon-loader.h Copyright (C) 2002, 2003 Red Hat, Inc.
  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_ICON_THEME_H__
  21. #define __GTK_ICON_THEME_H__
  22.  
  23. #include <glib-object.h>
  24. #include <gdk-pixbuf/gdk-pixbuf.h>
  25. #include <gdk/gdkscreen.h>
  26.  
  27. G_BEGIN_DECLS
  28.  
  29. #define GTK_TYPE_ICON_INFO              (gtk_icon_info_get_type ())
  30.  
  31. #define GTK_TYPE_ICON_THEME             (gtk_icon_theme_get_type ())
  32. #define GTK_ICON_THEME(obj)             (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_ICON_THEME, GtkIconTheme))
  33. #define GTK_ICON_THEME_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_ICON_THEME, GtkIconThemeClass))
  34. #define GTK_IS_ICON_THEME(obj)          (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_ICON_THEME))
  35. #define GTK_IS_ICON_THEME_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_ICON_THEME))
  36. #define GTK_ICON_THEME_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_ICON_THEME, GtkIconThemeClass))
  37.  
  38. typedef struct _GtkIconInfo         GtkIconInfo;
  39. typedef struct _GtkIconTheme        GtkIconTheme;
  40. typedef struct _GtkIconThemeClass   GtkIconThemeClass;
  41. typedef struct _GtkIconThemePrivate GtkIconThemePrivate;
  42.  
  43. struct _GtkIconTheme
  44. {
  45.   /*< private >*/
  46.   GObject parent_instance;
  47.  
  48.   GtkIconThemePrivate *priv;
  49. };
  50.  
  51. struct _GtkIconThemeClass
  52. {
  53.   GObjectClass parent_class;
  54.  
  55.   void (* changed)  (GtkIconTheme *icon_theme);
  56. };
  57.  
  58. /**
  59.  * GtkIconLookupFlags:
  60.  * @GTK_ICON_LOOKUP_NO_SVG: Never return SVG icons, even if gdk-pixbuf
  61.  *   supports them. Cannot be used together with %GTK_ICON_LOOKUP_FORCE_SVG.
  62.  * @GTK_ICON_LOOKUP_FORCE_SVG: Return SVG icons, even if gdk-pixbuf
  63.  *   doesn't support them.
  64.  *   Cannot be used together with %GTK_ICON_LOOKUP_NO_SVG.
  65.  * @GTK_ICON_LOOKUP_USE_BUILTIN: When passed to
  66.  *   gtk_icon_theme_lookup_icon() includes builtin icons
  67.  *   as well as files. For a builtin icon, gtk_icon_info_get_filename()
  68.  *   returns %NULL and you need to call gtk_icon_info_get_builtin_pixbuf().
  69.  * 
  70.  * Used to specify options for gtk_icon_theme_lookup_icon()
  71.  **/
  72. typedef enum
  73. {
  74.   GTK_ICON_LOOKUP_NO_SVG = 1 << 0,
  75.   GTK_ICON_LOOKUP_FORCE_SVG = 1 << 1,
  76.   GTK_ICON_LOOKUP_USE_BUILTIN = 1 << 2
  77. } GtkIconLookupFlags;
  78.  
  79. #define GTK_ICON_THEME_ERROR gtk_icon_theme_error_quark ()
  80.  
  81. /**
  82.  * GtkIconThemeError:
  83.  * @GTK_ICON_THEME_NOT_FOUND: The icon specified does not exist in the theme
  84.  * @GTK_ICON_THEME_FAILED: An unspecified error occurred.
  85.  * 
  86.  * Error codes for GtkIconTheme operations.
  87.  **/
  88. typedef enum {
  89.   GTK_ICON_THEME_NOT_FOUND,
  90.   GTK_ICON_THEME_FAILED
  91. } GtkIconThemeError;
  92.  
  93. GQuark gtk_icon_theme_error_quark (void);
  94.  
  95. #ifdef G_OS_WIN32
  96. /* Reserve old name for DLL ABI backward compatibility */
  97. #define gtk_icon_theme_set_search_path gtk_icon_theme_set_search_path_utf8
  98. #define gtk_icon_theme_get_search_path gtk_icon_theme_get_search_path_utf8
  99. #define gtk_icon_theme_append_search_path gtk_icon_theme_append_search_path_utf8
  100. #define gtk_icon_theme_prepend_search_path gtk_icon_theme_prepend_search_path_utf8
  101. #define gtk_icon_info_get_filename gtk_icon_info_get_filename_utf8
  102. #endif
  103.  
  104. GType         gtk_icon_theme_get_type              (void) G_GNUC_CONST;
  105.  
  106. GtkIconTheme *gtk_icon_theme_new                   (void);
  107. GtkIconTheme *gtk_icon_theme_get_default           (void);
  108. GtkIconTheme *gtk_icon_theme_get_for_screen        (GdkScreen                   *screen);
  109. void          gtk_icon_theme_set_screen            (GtkIconTheme                *icon_theme,
  110.                             GdkScreen                   *screen);
  111.  
  112. void          gtk_icon_theme_set_search_path       (GtkIconTheme                *icon_theme,
  113.                             const gchar                 *path[],
  114.                             gint                         n_elements);
  115. void          gtk_icon_theme_get_search_path       (GtkIconTheme                *icon_theme,
  116.                             gchar                      **path[],
  117.                             gint                        *n_elements);
  118. void          gtk_icon_theme_append_search_path    (GtkIconTheme                *icon_theme,
  119.                             const gchar                 *path);
  120. void          gtk_icon_theme_prepend_search_path   (GtkIconTheme                *icon_theme,
  121.                             const gchar                 *path);
  122.  
  123. void          gtk_icon_theme_set_custom_theme      (GtkIconTheme                *icon_theme,
  124.                             const gchar                 *theme_name);
  125.  
  126. gboolean      gtk_icon_theme_has_icon              (GtkIconTheme                *icon_theme,
  127.                             const gchar                 *icon_name);
  128. gint         *gtk_icon_theme_get_icon_sizes        (GtkIconTheme                *icon_theme,
  129.                             const gchar                 *icon_name);
  130. GtkIconInfo * gtk_icon_theme_lookup_icon           (GtkIconTheme                *icon_theme,
  131.                             const gchar                 *icon_name,
  132.                             gint                         size,
  133.                             GtkIconLookupFlags           flags);
  134. GdkPixbuf *   gtk_icon_theme_load_icon             (GtkIconTheme                *icon_theme,
  135.                             const gchar                 *icon_name,
  136.                             gint                         size,
  137.                             GtkIconLookupFlags           flags,
  138.                             GError                     **error);
  139.  
  140. GList *       gtk_icon_theme_list_icons            (GtkIconTheme                *icon_theme,
  141.                             const gchar                 *context);
  142. char *        gtk_icon_theme_get_example_icon_name (GtkIconTheme                *icon_theme);
  143.  
  144. gboolean      gtk_icon_theme_rescan_if_needed      (GtkIconTheme                *icon_theme);
  145.  
  146. void       gtk_icon_theme_add_builtin_icon  (const gchar *icon_name,
  147.                          gint         size,
  148.                          GdkPixbuf   *pixbuf);
  149.  
  150. GType         gtk_icon_info_get_type (void) G_GNUC_CONST;
  151. GtkIconInfo  *gtk_icon_info_copy     (GtkIconInfo *icon_info);
  152. void          gtk_icon_info_free     (GtkIconInfo *icon_info);
  153.  
  154. gint                  gtk_icon_info_get_base_size      (GtkIconInfo *icon_info);
  155. G_CONST_RETURN gchar *gtk_icon_info_get_filename       (GtkIconInfo *icon_info);
  156. GdkPixbuf    *        gtk_icon_info_get_builtin_pixbuf (GtkIconInfo *icon_info);
  157. GdkPixbuf    *        gtk_icon_info_load_icon          (GtkIconInfo *icon_info,
  158.                             GError     **error);
  159.  
  160. void                  gtk_icon_info_set_raw_coordinates (GtkIconInfo *icon_info,
  161.                              gboolean     raw_coordinates);
  162.  
  163. gboolean              gtk_icon_info_get_embedded_rect (GtkIconInfo   *icon_info,
  164.                                GdkRectangle  *rectangle);
  165. gboolean              gtk_icon_info_get_attach_points (GtkIconInfo   *icon_info,
  166.                                GdkPoint     **points,
  167.                                gint          *n_points);
  168. G_CONST_RETURN gchar *gtk_icon_info_get_display_name  (GtkIconInfo   *icon_info);
  169.  
  170. /* Non-public methods */
  171. void _gtk_icon_theme_check_reload                     (GdkDisplay *display);
  172.  
  173. G_END_DECLS
  174.  
  175. #endif /* __GTK_ICON_THEME_H__ */
  176.