1 /*
2 * Copyright (C) 1999 Dave Camp <dave@davec.dhs.org>
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program 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
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
17 */
18
19 #include <config.h>
20 #include <string.h>
21 #include <ctype.h>
22 #include <gtk/gtk.h>
23 #include <gio/gio.h>
24 #include "geyes.h"
25
26 #define GET_WIDGET(x) (GTK_WIDGET (gtk_builder_get_object (builder, (x))))
27 #define NUM_THEME_DIRECTORIES 2
28
29 static char *theme_directories[NUM_THEME_DIRECTORIES];
30
31 enum {
32 COL_THEME_DIR = 0,
33 COL_THEME_NAME,
34 TOTAL_COLS
35 };
36
37 void
theme_dirs_create(void)38 theme_dirs_create (void)
39 {
40 static gboolean themes_created = FALSE;
41
42 if (themes_created == TRUE)
43 return;
44
45 theme_directories[0] = g_build_filename (GEYES_THEMES_DIR, NULL);
46
47 theme_directories[1] = g_build_filename (g_get_user_config_dir (), "mate",
48 "geyes-themes", NULL);
49
50 themes_created = TRUE;
51 }
52
53 static void
parse_theme_file(EyesApplet * eyes_applet,FILE * theme_file)54 parse_theme_file (EyesApplet *eyes_applet,
55 FILE *theme_file)
56 {
57 gchar line_buf[512]; /* prolly overkill */
58 gchar *token;
59
60 if (fgets (line_buf, 512, theme_file) == NULL)
61 g_debug ("fgets error");
62
63 while (!feof (theme_file)) {
64 token = strtok (line_buf, "=");
65 if (strncmp (token, "wall-thickness", strlen ("wall-thickness")) == 0) {
66 token += strlen ("wall-thickness");
67 while (!isdigit (*token)) {
68 token++;
69 }
70 sscanf (token, "%d", &eyes_applet->wall_thickness);
71 } else if (strncmp (token, "num-eyes", strlen ("num-eyes")) == 0) {
72 token += strlen ("num-eyes");
73 while (!isdigit (*token)) {
74 token++;
75 }
76 sscanf (token, "%" G_GSIZE_FORMAT, &eyes_applet->num_eyes);
77 if (eyes_applet->num_eyes > MAX_EYES)
78 eyes_applet->num_eyes = MAX_EYES;
79 } else if (strncmp (token, "eye-pixmap", strlen ("eye-pixmap")) == 0) {
80 token = strtok (NULL, "\"");
81 token = strtok (NULL, "\"");
82 if (eyes_applet->eye_filename != NULL)
83 g_free (eyes_applet->eye_filename);
84 eyes_applet->eye_filename
85 = g_build_filename (eyes_applet->theme_dir, token, NULL);
86 } else if (strncmp (token, "pupil-pixmap", strlen ("pupil-pixmap")) == 0) {
87 token = strtok (NULL, "\"");
88 token = strtok (NULL, "\"");
89 if (eyes_applet->pupil_filename != NULL)
90 g_free (eyes_applet->pupil_filename);
91 eyes_applet->pupil_filename
92 = g_build_filename (eyes_applet->theme_dir, token, NULL);
93 }
94 if (fgets (line_buf, 512, theme_file) == NULL)
95 g_debug ("fgets error");
96 }
97 }
98
99 int
load_theme(EyesApplet * eyes_applet,const gchar * theme_dir)100 load_theme (EyesApplet *eyes_applet,
101 const gchar *theme_dir)
102 {
103 GtkWidget *dialog;
104 FILE *theme_file;
105 gchar *file_name;
106
107 eyes_applet->theme_dir = g_strdup (theme_dir);
108
109 file_name = g_build_filename (theme_dir, "config", NULL);
110 if ((theme_file = fopen (file_name, "r")) == NULL) {
111 g_free (eyes_applet->theme_dir);
112 eyes_applet->theme_dir = g_build_filename (GEYES_THEMES_DIR, "Default-tiny", NULL);
113 theme_file = fopen (GEYES_THEMES_DIR "Default-tiny/config", "r");
114 }
115 g_free (file_name);
116
117 /* if it's still NULL we've got a major problem */
118 if (theme_file == NULL) {
119 dialog = gtk_message_dialog_new_with_markup (NULL,
120 GTK_DIALOG_DESTROY_WITH_PARENT,
121 GTK_MESSAGE_ERROR, GTK_BUTTONS_OK,
122 "<b>%s</b>\n\n%s",
123 _("Can not launch the eyes applet."),
124 _("There was a fatal error while trying to load the theme."));
125
126 gtk_dialog_run (GTK_DIALOG (dialog));
127 gtk_widget_destroy (dialog);
128
129 gtk_widget_destroy (GTK_WIDGET (eyes_applet->applet));
130
131 return FALSE;
132 }
133
134 parse_theme_file (eyes_applet, theme_file);
135 fclose (theme_file);
136
137 eyes_applet->theme_name = g_strdup (theme_dir);
138
139 if (eyes_applet->eye_image)
140 g_object_unref (eyes_applet->eye_image);
141
142 eyes_applet->eye_image
143 = gdk_pixbuf_new_from_file (eyes_applet->eye_filename,
144 NULL);
145
146 if (eyes_applet->pupil_image)
147 g_object_unref (eyes_applet->pupil_image);
148
149 eyes_applet->pupil_image
150 = gdk_pixbuf_new_from_file (eyes_applet->pupil_filename,
151 NULL);
152
153 eyes_applet->eye_height = gdk_pixbuf_get_height (eyes_applet->eye_image);
154 eyes_applet->eye_width = gdk_pixbuf_get_width (eyes_applet->eye_image);
155 eyes_applet->pupil_height = gdk_pixbuf_get_height (eyes_applet->pupil_image);
156 eyes_applet->pupil_width = gdk_pixbuf_get_width (eyes_applet->pupil_image);
157
158 return TRUE;
159 }
160
161 static void
destroy_theme(EyesApplet * eyes_applet)162 destroy_theme (EyesApplet *eyes_applet)
163 {
164 /* Dunno about this - to unref or not to unref? */
165 if (eyes_applet->eye_image != NULL) {
166 g_object_unref (eyes_applet->eye_image);
167 eyes_applet->eye_image = NULL;
168 }
169 if (eyes_applet->pupil_image != NULL) {
170 g_object_unref (eyes_applet->pupil_image);
171 eyes_applet->pupil_image = NULL;
172 }
173
174 g_free (eyes_applet->theme_dir);
175 g_free (eyes_applet->theme_name);
176 }
177
178 static void
theme_selected_cb(GtkTreeSelection * selection,gpointer data)179 theme_selected_cb (GtkTreeSelection *selection,
180 gpointer data)
181 {
182 EyesApplet *eyes_applet = data;
183 GtkTreeModel *model;
184 GtkTreeIter iter;
185 gchar *theme;
186
187 if (!gtk_tree_selection_get_selected (selection, &model, &iter))
188 return;
189
190 gtk_tree_model_get (model, &iter, COL_THEME_DIR, &theme, -1);
191
192 g_return_if_fail (theme);
193
194 if (!g_ascii_strncasecmp (theme, eyes_applet->theme_dir,
195 strlen (theme))) {
196 g_free (theme);
197 return;
198 }
199
200 destroy_eyes (eyes_applet);
201 destroy_theme (eyes_applet);
202 load_theme (eyes_applet, theme);
203 setup_eyes (eyes_applet);
204
205 g_settings_set_string (eyes_applet->settings,
206 GEYES_SETTINGS_THEME_PATH_KEY,
207 theme);
208
209 g_free (theme);
210 }
211
212 static void
phelp_cb(GtkDialog * dialog)213 phelp_cb (GtkDialog *dialog)
214 {
215 GError *error = NULL;
216
217 gtk_show_uri_on_window (GTK_WINDOW (dialog), "help:mate-geyes/geyes-settings",
218 gtk_get_current_event_time (),
219 &error);
220
221 if (error) {
222 GtkWidget *error_dialog
223 = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL,
224 GTK_MESSAGE_ERROR,
225 GTK_BUTTONS_CLOSE,
226 _("There was an error displaying help: %s"),
227 error->message);
228 g_signal_connect (error_dialog, "response",
229 G_CALLBACK (gtk_widget_destroy),
230 NULL);
231 gtk_window_set_resizable (GTK_WINDOW (error_dialog), FALSE);
232 gtk_window_set_screen (GTK_WINDOW (error_dialog),
233 gtk_widget_get_screen (GTK_WIDGET (dialog)));
234 gtk_widget_show (error_dialog);
235 g_clear_error (&error);
236 }
237 }
238
239 static void
presponse_cb(GtkDialog * dialog,gint id,gpointer data)240 presponse_cb (GtkDialog *dialog,
241 gint id,
242 gpointer data)
243 {
244 EyesApplet *eyes_applet = data;
245 if (id == GTK_RESPONSE_HELP) {
246 phelp_cb (dialog);
247 return;
248 }
249
250 gtk_widget_destroy (GTK_WIDGET (dialog));
251
252 eyes_applet->prop_box.pbox = NULL;
253 }
254
255 void
properties_cb(GtkAction * action,EyesApplet * eyes_applet)256 properties_cb (GtkAction *action,
257 EyesApplet *eyes_applet)
258 {
259 GtkBuilder *builder;
260 GtkWidget *tree;
261 GtkWidget *label;
262 GtkListStore *model;
263 GtkTreeViewColumn *column;
264 GtkCellRenderer *cell;
265 GtkTreeIter iter;
266 GDir *dfd;
267 const char *dp;
268 GError *error = NULL;
269 int i;
270
271 if (eyes_applet->prop_box.pbox) {
272 gtk_window_set_screen (GTK_WINDOW (eyes_applet->prop_box.pbox),
273 gtk_widget_get_screen (GTK_WIDGET (eyes_applet->applet)));
274
275 gtk_window_present (GTK_WINDOW (eyes_applet->prop_box.pbox));
276 return;
277 }
278
279 builder = gtk_builder_new_from_resource (GEYES_RESOURCE_PATH "themes.ui");
280
281 eyes_applet->prop_box.pbox = GET_WIDGET("preferences_dialog");
282 tree = GET_WIDGET("themes_treeview");
283 label = GET_WIDGET("select_theme_label");
284
285 model = gtk_list_store_new (TOTAL_COLS, G_TYPE_STRING, G_TYPE_STRING);
286 gtk_tree_view_set_model (GTK_TREE_VIEW (tree), GTK_TREE_MODEL (model));
287 cell = gtk_cell_renderer_text_new ();
288 column = gtk_tree_view_column_new_with_attributes ("not used", cell, "text",
289 COL_THEME_NAME,
290 NULL);
291 gtk_tree_view_append_column (GTK_TREE_VIEW (tree), column);
292
293 if (!g_settings_is_writable (eyes_applet->settings, GEYES_SETTINGS_THEME_PATH_KEY)) {
294 gtk_widget_set_sensitive (tree, FALSE);
295 gtk_widget_set_sensitive (label, FALSE);
296 }
297
298 for (i = 0; i < NUM_THEME_DIRECTORIES; i++) {
299 dfd = g_dir_open (theme_directories[i], 0, &error);
300 if (error) {
301 g_debug ("Could not open the folder: %s", error->message);
302 g_clear_error (&error);
303 continue;
304 }
305 while ((dp = g_dir_read_name (dfd)) != NULL) {
306 if (dp[0] != '.') {
307 gchar *theme_dir;
308
309 theme_dir = g_build_filename (theme_directories[i], dp, NULL);
310 gtk_list_store_append (model, &iter);
311 gtk_list_store_set (model, &iter,
312 COL_THEME_DIR, theme_dir,
313 COL_THEME_NAME, dp,
314 -1);
315
316 if (!g_ascii_strncasecmp (eyes_applet->theme_dir, theme_dir,
317 strlen (theme_dir))) {
318 GtkTreePath *path;
319
320 path = gtk_tree_model_get_path (GTK_TREE_MODEL (model), &iter);
321 gtk_tree_view_set_cursor (GTK_TREE_VIEW (tree),
322 path, NULL, FALSE);
323 gtk_tree_path_free (path);
324 }
325 g_free (theme_dir);
326 }
327 }
328 g_dir_close (dfd);
329 }
330 g_object_unref (model);
331
332 /* signals */
333 gtk_builder_add_callback_symbols (builder, "on_preferences_dialog_response",
334 G_CALLBACK (presponse_cb),
335 "on_themes_treeselection_changed",
336 G_CALLBACK (theme_selected_cb),
337 NULL);
338 gtk_builder_connect_signals (builder, eyes_applet);
339
340 g_object_unref (builder);
341
342 gtk_widget_show_all (eyes_applet->prop_box.pbox);
343
344 return;
345 }
346