ChangeLog entries for what I've plucked. Some are better than what they were before.
[pidgin-git.git] / pidgin / gtkblist-theme-loader.c
blob4cb6bb87c5937ded97af8dc4d7a8ac135125b09a
1 /*
2 * GTKBlistThemeLoader for Pidgin
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.
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.
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.
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
23 #include "internal.h"
25 #include <stdlib.h>
26 #include <string.h>
28 #include "xmlnode.h"
29 #include "debug.h"
30 #include "util.h"
32 #include "gtkblist-theme-loader.h"
33 #include "gtkblist-theme.h"
35 /******************************************************************************
36 * Globals
37 *****************************************************************************/
39 #define DEFAULT_TEXT_COLOR "black"
41 /*****************************************************************************
42 * Buddy List Theme Builder
43 *****************************************************************************/
45 static PidginThemeFont *
46 pidgin_theme_font_parse(xmlnode *node)
48 const char *font;
49 const char *colordesc;
50 GdkColor color;
52 font = xmlnode_get_attrib(node, "font");
54 if ((colordesc = xmlnode_get_attrib(node, "color")) == NULL ||
55 !gdk_color_parse(colordesc, &color))
56 gdk_color_parse(DEFAULT_TEXT_COLOR, &color);
58 return pidgin_theme_font_new(font, &color);
61 static GdkColor *
62 parse_color(xmlnode *node, const char *tag)
64 const char *temp = xmlnode_get_attrib(node, tag);
65 GdkColor color;
67 if (temp && gdk_color_parse(temp, &color)) {
68 gdk_colormap_alloc_color(gdk_colormap_get_system(), &color, FALSE, TRUE);
69 return gdk_color_copy(&color);
70 } else {
71 return NULL;
75 static PurpleTheme *
76 pidgin_blist_loader_build(const gchar *dir)
78 xmlnode *root_node = NULL, *sub_node, *sub_sub_node;
79 gchar *filename_full, *data = NULL;
80 const gchar *temp, *name;
81 gboolean success = TRUE;
82 GdkColor *bgcolor, *expanded_bgcolor, *collapsed_bgcolor, *contact_color;
83 PidginThemeFont *expanded, *collapsed, *contact, *online, *away, *offline, *idle, *message, *message_nick_said, *status;
84 PidginBlistLayout layout;
85 PidginBlistTheme *theme;
86 int i;
87 struct {
88 const char *tag;
89 PidginThemeFont **font;
90 } lookups[] = {
91 {"contact_text", &contact},
92 {"online_text", &online},
93 {"away_text", &away},
94 {"offline_text", &offline},
95 {"idle_text", &idle},
96 {"message_text", &message},
97 {"message_nick_said_text", &message_nick_said},
98 {"status_text", &status},
99 {NULL, NULL}
102 bgcolor = expanded_bgcolor = collapsed_bgcolor = contact_color = NULL;
103 expanded = NULL;
104 collapsed = NULL;
105 contact = NULL;
106 online = NULL;
107 away = NULL;
108 offline = NULL;
109 idle = NULL;
110 message = NULL;
111 message_nick_said = NULL;
112 status = NULL;
114 /* Find the theme file */
115 g_return_val_if_fail(dir != NULL, NULL);
116 filename_full = g_build_filename(dir, "theme.xml", NULL);
118 if (g_file_test(filename_full, G_FILE_TEST_IS_REGULAR))
119 root_node = xmlnode_from_file(dir, "theme.xml", "buddy list themes", "blist-loader");
121 g_free(filename_full);
122 if (root_node == NULL)
123 return NULL;
125 sub_node = xmlnode_get_child(root_node, "description");
126 data = xmlnode_get_data(sub_node);
128 name = xmlnode_get_attrib(root_node, "name");
130 /* <blist> */
131 success = name && purple_strequal(xmlnode_get_attrib(root_node, "type"), "pidgin buddy list");
133 if (!success)
134 purple_debug_warning("gtkblist-theme-loader", "Missing attribute or problem with the root element\n");
136 if (success) {
137 if ((success = (sub_node = xmlnode_get_child(root_node, "blist")) != NULL))
138 bgcolor = parse_color(sub_node, "color");
139 else
140 purple_debug_warning("gtkblist-theme-loader", "Missing or problem with tags: <blist>.\n");
143 /* <groups> */
144 if (success) {
145 if ((success = (sub_node = xmlnode_get_child(root_node, "groups")) != NULL
146 && (sub_sub_node = xmlnode_get_child(sub_node, "expanded")) != NULL)) {
147 expanded = pidgin_theme_font_parse(sub_sub_node);
148 expanded_bgcolor = parse_color(sub_sub_node, "background");
149 } else
150 purple_debug_warning("gtkblist-theme-loader", "Missing or problem with tags: <groups> <expanded>.\n");
153 if (success) {
154 if ((success = sub_node != NULL && (sub_sub_node = xmlnode_get_child(sub_node, "collapsed")) != NULL)) {
155 collapsed = pidgin_theme_font_parse(sub_sub_node);
156 collapsed_bgcolor = parse_color(sub_sub_node, "background");
157 } else
158 purple_debug_warning("gtkblist-theme-loader", "Missing or problem with tags: <groups> <collapsed>.\n");
161 /* <buddys> */
162 if (success) {
163 if ((success = (sub_node = xmlnode_get_child(root_node, "buddys")) != NULL &&
164 (sub_sub_node = xmlnode_get_child(sub_node, "placement")) != NULL)) {
166 layout.status_icon = (temp = xmlnode_get_attrib(sub_sub_node, "status_icon")) != NULL ? atoi(temp) : 0;
167 layout.text = (temp = xmlnode_get_attrib(sub_sub_node, "name")) != NULL ? atoi(temp) : 1;
168 layout.emblem = (temp = xmlnode_get_attrib(sub_sub_node, "emblem")) != NULL ? atoi(temp) : 2;
169 layout.protocol_icon = (temp = xmlnode_get_attrib(sub_sub_node, "protocol_icon")) != NULL ? atoi(temp) : 3;
170 layout.buddy_icon = (temp = xmlnode_get_attrib(sub_sub_node, "buddy_icon")) != NULL ? atoi(temp) : 4;
171 layout.show_status = (temp = xmlnode_get_attrib(sub_sub_node, "status_icon")) != NULL ? atoi(temp) != 0 : 1;
173 } else purple_debug_warning("gtkblist-theme-loader", "Missing or problem with tags: <buddys> <placement>.\n");
176 if (success) {
177 if ((success = (sub_node != NULL && (sub_sub_node = xmlnode_get_child(sub_node, "background")) != NULL)))
178 contact_color = parse_color(sub_sub_node, "color");
179 else
180 purple_debug_warning("gtkblist-theme-loader", "Missing or problem with tags: <buddys> <background>.\n");
183 for (i = 0; success && lookups[i].tag; i++) {
184 if ((success = (sub_node != NULL &&
185 (sub_sub_node = xmlnode_get_child(sub_node, lookups[i].tag)) != NULL))) {
186 *(lookups[i].font) = pidgin_theme_font_parse(sub_sub_node);
187 } else {
188 *(lookups[i].font) = NULL;
192 /* name is required for theme manager */
193 success = (success && xmlnode_get_attrib(root_node, "name") != NULL);
195 /* the new theme */
196 theme = g_object_new(PIDGIN_TYPE_BLIST_THEME,
197 "type", "blist",
198 "name", name,
199 "author", xmlnode_get_attrib(root_node, "author"),
200 "image", xmlnode_get_attrib(root_node, "image"),
201 "directory", dir,
202 "description", data,
203 "background-color", bgcolor,
204 "layout", &layout,
205 "expanded-color", expanded_bgcolor,
206 "expanded-text", expanded,
207 "collapsed-color", collapsed_bgcolor,
208 "collapsed-text", collapsed,
209 "contact-color", contact_color,
210 "contact", contact,
211 "online", online,
212 "away", away,
213 "offline", offline,
214 "idle", idle,
215 "message", message,
216 "message_nick_said", message_nick_said,
217 "status", status, NULL);
219 for (i = 0; lookups[i].tag; i++) {
220 if (*lookups[i].font) {
221 pidgin_theme_font_free(*lookups[i].font);
225 pidgin_theme_font_free(expanded);
226 pidgin_theme_font_free(collapsed);
228 xmlnode_free(root_node);
229 g_free(data);
231 /* malformed xml file - also frees all partial data*/
232 if (!success) {
233 g_object_unref(theme);
234 theme = NULL;
237 if (bgcolor)
238 gdk_color_free(bgcolor);
239 if (expanded_bgcolor)
240 gdk_color_free(expanded_bgcolor);
241 if (collapsed_bgcolor)
242 gdk_color_free(collapsed_bgcolor);
243 if (contact_color)
244 gdk_color_free(contact_color);
246 return PURPLE_THEME(theme);
249 /******************************************************************************
250 * GObject Stuff
251 *****************************************************************************/
253 static void
254 pidgin_blist_theme_loader_class_init(PidginBlistThemeLoaderClass *klass)
256 PurpleThemeLoaderClass *loader_klass = PURPLE_THEME_LOADER_CLASS(klass);
258 loader_klass->purple_theme_loader_build = pidgin_blist_loader_build;
261 GType
262 pidgin_blist_theme_loader_get_type(void)
264 static GType type = 0;
265 if (type == 0) {
266 static const GTypeInfo info = {
267 sizeof(PidginBlistThemeLoaderClass),
268 NULL, /* base_init */
269 NULL, /* base_finalize */
270 (GClassInitFunc)pidgin_blist_theme_loader_class_init, /* class_init */
271 NULL, /* class_finalize */
272 NULL, /* class_data */
273 sizeof(PidginBlistThemeLoader),
274 0, /* n_preallocs */
275 NULL, /* instance_init */
276 NULL, /* value table */
278 type = g_type_register_static(PURPLE_TYPE_THEME_LOADER,
279 "PidginBlistThemeLoader", &info, 0);
281 return type;