1 /* GIO - GLib Input, Output and Streaming Library
3 * Copyright (C) 2006-2007 Red Hat, Inc.
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General
16 * Public License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
18 * Boston, MA 02111-1307, USA.
20 * Author: Alexander Larsson <alexl@redhat.com>
25 #include "gthemedicon.h"
29 * @short_description: Themed Icons
30 * @see_also: #GIcon, #GLoadableIcon.
32 * #GThemedIcon is an implementation of #GIcon for themed icons.
35 static void g_themed_icon_icon_iface_init (GIconIface *iface);
39 GObject parent_instance;
44 struct _GThemedIconClass
46 GObjectClass parent_class;
49 G_DEFINE_TYPE_WITH_CODE (GThemedIcon, g_themed_icon, G_TYPE_OBJECT,
50 G_IMPLEMENT_INTERFACE (G_TYPE_ICON,
51 g_themed_icon_icon_iface_init))
54 g_themed_icon_finalize (GObject *object)
58 themed = G_THEMED_ICON (object);
60 g_strfreev (themed->names);
62 if (G_OBJECT_CLASS (g_themed_icon_parent_class)->finalize)
63 (*G_OBJECT_CLASS (g_themed_icon_parent_class)->finalize) (object);
67 g_themed_icon_class_init (GThemedIconClass *klass)
69 GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
71 gobject_class->finalize = g_themed_icon_finalize;
75 g_themed_icon_init (GThemedIcon *themed)
81 * @iconname: a string containing an icon name.
83 * Creates a new themed icon for @iconname.
85 * Returns: a new #GThemedIcon.
88 g_themed_icon_new (const char *iconname)
92 g_return_val_if_fail (iconname != NULL, NULL);
94 themed = g_object_new (G_TYPE_THEMED_ICON, NULL);
95 themed->names = g_new (char *, 2);
96 themed->names[0] = g_strdup (iconname);
97 themed->names[1] = NULL;
99 return G_ICON (themed);
103 * g_themed_icon_new_from_names:
104 * @iconnames: an array of strings containing icon names.
105 * @len: the number of elements in the @iconnames array.
107 * Creates a new themed icon for @iconnames.
109 * Returns: a new #GThemedIcon.
112 g_themed_icon_new_from_names (char **iconnames, int len)
117 g_return_val_if_fail (iconnames != NULL, NULL);
119 themed = g_object_new (G_TYPE_THEMED_ICON, NULL);
121 themed->names = g_strdupv (iconnames);
124 themed->names = g_new (char *, len + 1);
125 for (i = 0; i < len; i++)
126 themed->names[i] = g_strdup (iconnames[i]);
127 themed->names[i] = NULL;
131 return G_ICON (themed);
135 * g_themed_icon_get_names:
136 * @icon: a #GThemedIcon.
138 * Gets the names of icons from within @icon.
140 * Returns: a list of icon names.
143 g_themed_icon_get_names (GThemedIcon *icon)
145 g_return_val_if_fail (G_IS_THEMED_ICON (icon), NULL);
146 return (const char * const *)icon->names;
150 g_themed_icon_hash (GIcon *icon)
152 GThemedIcon *themed = G_THEMED_ICON (icon);
158 for (i = 0; themed->names[i] != NULL; i++)
159 hash ^= g_str_hash (themed->names[i]);
165 g_themed_icon_equal (GIcon *icon1,
168 GThemedIcon *themed1 = G_THEMED_ICON (icon1);
169 GThemedIcon *themed2 = G_THEMED_ICON (icon2);
172 for (i = 0; themed1->names[i] != NULL && themed2->names[i] != NULL; i++)
174 if (!g_str_equal (themed1->names[i], themed2->names[i]))
178 return themed1->names[i] == NULL && themed2->names[i] == NULL;
182 g_themed_icon_icon_iface_init (GIconIface *iface)
184 iface->hash = g_themed_icon_hash;
185 iface->equal = g_themed_icon_equal;