pidgin/gtkicon-theme-loader.c

   1 /*
   2  * PidginIconThemeLoader for Pidgin
   3  *
   4  * Pidgin is the legal property of its developers, whose names are too numerous
   5  * to list here.  Please refer to the COPYRIGHT file distributed with this
   6  * source distribution.
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111-1301  USA
  21  */
  22
  23 #include "gtkicon-theme-loader.h"
  24 #include "gtkstatus-icon-theme.h"
  25
  26 #include "xmlnode.h"
  27 #include "debug.h"
  28
  29 /**
  30  * PidginIconThemeLoader:
  31  *
  32  * A pidgin icon theme loader. Extends PurpleThemeLoader (theme-loader.h)
  33  * This is a class designed to build icon themes
  34  */
  35 struct _PidginIconThemeLoader
  36 {
  37         PurpleThemeLoader parent;
  38 };
  39
  40 /*****************************************************************************
  41  * Icon Theme Builder
  42  *****************************************************************************/
  43
  44 static PurpleTheme *
  45 pidgin_icon_loader_build(const gchar *theme_dir)
  46 {
  47         PurpleXmlNode *root_node = NULL, *sub_node;
  48         gchar *dir, *filename_full, *data = NULL;
  49         PidginIconTheme *theme = NULL;
  50         const gchar *name;
  51
  52         /* Find the theme file */
  53         g_return_val_if_fail(theme_dir != NULL, NULL);
  54         dir = g_build_filename(theme_dir, "purple", "status-icon", NULL);
  55         filename_full = g_build_filename(dir, "theme.xml", NULL);
  56
  57         if (g_file_test(filename_full, G_FILE_TEST_IS_REGULAR))
  58                 root_node = purple_xmlnode_from_file(dir, "theme.xml", "icon themes", "icon-theme-loader");
  59
  60         g_free(filename_full);
  61         if (root_node == NULL) {
  62                 g_free(dir);
  63                 return NULL;
  64         }
  65
  66         name = purple_xmlnode_get_attrib(root_node, "name");
  67
  68         if (name) {
  69                 /* Parse the tree */
  70                 sub_node = purple_xmlnode_get_child(root_node, "description");
  71                 data = purple_xmlnode_get_data(sub_node);
  72
  73                 if (purple_xmlnode_get_attrib(root_node, "name") != NULL) {
  74                         theme = g_object_new(PIDGIN_TYPE_STATUS_ICON_THEME,
  75                                         "type", "status-icon",
  76                                         "name", name,
  77                                         "author", purple_xmlnode_get_attrib(root_node, "author"),
  78                                         "image", purple_xmlnode_get_attrib(root_node, "image"),
  79                                         "directory", dir,
  80                                         "description", data, NULL);
  81
  82                         sub_node = purple_xmlnode_get_child(root_node, "icon");
  83
  84                         while (sub_node) {
  85                                 pidgin_icon_theme_set_icon(theme,
  86                                                 purple_xmlnode_get_attrib(sub_node, "id"),
  87                                                 purple_xmlnode_get_attrib(sub_node, "file"));
  88                                 sub_node = purple_xmlnode_get_next_twin(sub_node);
  89                         }
  90                 }
  91         }
  92
  93         purple_xmlnode_free(root_node);
  94         g_free(data);
  95         g_free(dir);
  96         return PURPLE_THEME(theme);
  97 }
  98
  99 /******************************************************************************
 100  * GObject Stuff
 101  *****************************************************************************/
 102
 103 static void
 104 pidgin_icon_theme_loader_class_init (PidginIconThemeLoaderClass *klass)
 105 {
 106         PurpleThemeLoaderClass *loader_klass = PURPLE_THEME_LOADER_CLASS(klass);
 107
 108         loader_klass->purple_theme_loader_build = pidgin_icon_loader_build;
 109 }
 110
 111
 112 GType
 113 pidgin_icon_theme_loader_get_type (void)
 114 {
 115         static GType type = 0;
 116         if (type == 0) {
 117                 static const GTypeInfo info = {
 118                         sizeof(PidginIconThemeLoaderClass),
 119                         NULL, /* base_init */
 120                         NULL, /* base_finalize */
 121                         (GClassInitFunc)pidgin_icon_theme_loader_class_init, /* class_init */
 122                         NULL, /* class_finalize */
 123                         NULL, /* class_data */
 124                         sizeof (PidginIconThemeLoader),
 125                         0, /* n_preallocs */
 126                         NULL, /* instance_init */
 127                         NULL, /* value table */
 128                 };
 129                 type = g_type_register_static (PURPLE_TYPE_THEME_LOADER,
 130                                 "PidginIconThemeLoader", &info, 0);
 131         }
 132         return type;
 133 }