Pileus Git - grits/blob - src/aweather-gui.c

   1 /*
   2  * Copyright (C) 2009 Andy Spencer <spenceal@rose-hulman.edu>
   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 3 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, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include <config.h>
  19 #include <gtk/gtk.h>
  20 #include <gdk/gdkkeysyms.h>
  21 #include <math.h>
  22
  23 #include <gis/gis.h>
  24
  25 #include "aweather-gui.h"
  26 #include "aweather-location.h"
  27
  28 /* Needed prototpes */
  29 gboolean on_gui_key_press(GtkWidget *widget, GdkEventKey *event, AWeatherGui *self);
  30 static void on_gis_refresh(GisWorld *world, gpointer _self);
  31 static void on_gis_site_changed(GisView *view, char *site, gpointer _self);
  32 static void site_setup(AWeatherGui *self);
  33 static void time_setup(AWeatherGui *self);
  34
  35 /****************
  36  * GObject code *
  37  ****************/
  38 G_DEFINE_TYPE(AWeatherGui, aweather_gui, GTK_TYPE_WINDOW);
  39 static void aweather_gui_init(AWeatherGui *self)
  40 {
  41         g_debug("AWeatherGui: init");
  42
  43         /* Simple things */
  44         self->prefs   = gis_prefs_new("aweather");
  45         self->plugins = gis_plugins_new();
  46         self->world   = gis_world_new();
  47         self->view    = gis_view_new();
  48
  49         /* Setup window */
  50         self->builder = gtk_builder_new();
  51         GError *error = NULL;
  52         if (!gtk_builder_add_from_file(self->builder, DATADIR "/aweather/main.ui", &error))
  53                 g_error("Failed to create gtk builder: %s", error->message);
  54         gtk_widget_reparent(aweather_gui_get_widget(self, "body"), GTK_WIDGET(self));
  55
  56         /* GIS things */
  57         GtkWidget *drawing = aweather_gui_get_widget(self, "drawing");
  58         g_message("drawing = %p", drawing);
  59         self->opengl = gis_opengl_new(self->world, self->view, GTK_DRAWING_AREA(drawing));
  60         self->opengl->plugins = self->plugins;
  61         //gtk_widget_show_all(GTK_WIDGET(self));
  62
  63         /* Misc, helpers */
  64         site_setup(self);
  65         time_setup(self);
  66
  67         /* Plugins */
  68         GtkTreeIter iter;
  69         self->gtk_plugins = GTK_LIST_STORE(aweather_gui_get_object(self, "plugins"));
  70         for (GList *cur = gis_plugins_available(); cur; cur = cur->next) {
  71                 gchar *name = cur->data;
  72                 gboolean enabled = gis_prefs_get_boolean_v(self->prefs, cur->data, "enabled");
  73                 gtk_list_store_append(self->gtk_plugins, &iter);
  74                 gtk_list_store_set(self->gtk_plugins, &iter, 0, name, 1, enabled, -1);
  75                 if (enabled)
  76                         aweather_gui_attach_plugin(self, name);
  77         }
  78
  79         /* Connect signals */
  80         gtk_builder_connect_signals(self->builder, self);
  81         g_signal_connect(self, "key-press-event",
  82                         G_CALLBACK(on_gui_key_press), self);
  83         g_signal_connect_swapped(self->world, "offline",
  84                         G_CALLBACK(gtk_toggle_action_set_active),
  85                         aweather_gui_get_object(self, "offline"));
  86
  87         /* deprecated site stuff */
  88         g_signal_connect(self->view,  "site-changed", G_CALLBACK(on_gis_site_changed), self);
  89         g_signal_connect(self->world, "refresh",      G_CALLBACK(on_gis_refresh),      self);
  90 }
  91 static GObject *aweather_gui_constructor(GType gtype, guint n_properties,
  92                 GObjectConstructParam *properties)
  93 {
  94         g_debug("aweather_gui: constructor");
  95         GObjectClass *parent_class = G_OBJECT_CLASS(aweather_gui_parent_class);
  96         return  parent_class->constructor(gtype, n_properties, properties);
  97 }
  98 static void aweather_gui_dispose(GObject *_self)
  99 {
 100         g_debug("AWeatherGui: dispose");
 101         AWeatherGui *self = AWEATHER_GUI(_self);
 102         if (self->builder) {
 103                 /* Reparent to avoid double unrefs */
 104                 GtkWidget *body   = aweather_gui_get_widget(self, "body");
 105                 GtkWidget *window = aweather_gui_get_widget(self, "main_window");
 106                 gtk_widget_reparent(body, window);
 107                 g_object_unref(self->builder);
 108                 self->builder = NULL;
 109         }
 110         if (self->world) {
 111                 g_object_unref(self->world);
 112                 self->world = NULL;
 113         }
 114         if (self->view) {
 115                 g_object_unref(self->view);
 116                 self->view = NULL;
 117         }
 118         if (self->opengl) {
 119                 g_object_unref(self->opengl);
 120                 self->opengl = NULL;
 121         }
 122         if (self->plugins) {
 123                 gis_plugins_free(self->plugins);
 124                 self->plugins = NULL;
 125         }
 126         if (self->prefs) {
 127                 g_object_unref(self->prefs);
 128                 self->prefs = NULL;
 129         }
 130         G_OBJECT_CLASS(aweather_gui_parent_class)->dispose(_self);
 131 }
 132 static void aweather_gui_finalize(GObject *_self)
 133 {
 134         g_debug("AWeatherGui: finalize");
 135         G_OBJECT_CLASS(aweather_gui_parent_class)->finalize(_self);
 136         gtk_main_quit();
 137
 138 }
 139 static void aweather_gui_class_init(AWeatherGuiClass *klass)
 140 {
 141         g_debug("AWeatherGui: class_init");
 142         GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
 143         gobject_class->constructor  = aweather_gui_constructor;
 144         gobject_class->dispose      = aweather_gui_dispose;
 145         gobject_class->finalize     = aweather_gui_finalize;
 146 }
 147
 148 /*************
 149  * Callbacks *
 150  *************/
 151 gboolean on_gui_key_press(GtkWidget *widget, GdkEventKey *event, AWeatherGui *self)
 152 {
 153         g_debug("AWeatherGui: on_gui_key_press - key=%x, state=%x",
 154                         event->keyval, event->state);
 155         if (event->keyval == GDK_q)
 156                 gtk_widget_destroy(GTK_WIDGET(self));
 157         else if (event->keyval == GDK_r && event->state & GDK_CONTROL_MASK)
 158                 gis_world_refresh(self->world);
 159         else if (event->keyval == GDK_Tab || event->keyval == GDK_ISO_Left_Tab) {
 160                 GtkNotebook *tabs = GTK_NOTEBOOK(aweather_gui_get_widget(self, "tabs"));
 161                 gint num_tabs = gtk_notebook_get_n_pages(tabs);
 162                 gint cur_tab  = gtk_notebook_get_current_page(tabs);
 163                 if (event->state & GDK_SHIFT_MASK)
 164                         gtk_notebook_set_current_page(tabs, (cur_tab-1)%num_tabs);
 165                 else
 166                         gtk_notebook_set_current_page(tabs, (cur_tab+1)%num_tabs);
 167         };
 168         return FALSE;
 169 }
 170
 171 void on_quit(GtkMenuItem *menu, AWeatherGui *self)
 172 {
 173         gtk_widget_destroy(GTK_WIDGET(self));
 174 }
 175
 176 void on_zoomin(GtkAction *action, AWeatherGui *self)
 177 {
 178         gis_view_zoom(self->view, 3./4);
 179 }
 180
 181 void on_zoomout(GtkAction *action, AWeatherGui *self)
 182 {
 183         gis_view_zoom(self->view, 4./3);
 184 }
 185
 186 void on_refresh(GtkAction *action, AWeatherGui *self)
 187 {
 188         gis_world_refresh(self->world);
 189 }
 190
 191 void load_window(gchar *name, AWeatherGui *self)
 192 {
 193         // TODO: use gtk_widget_hide_on_delete()
 194         char *objects[2] = {name, NULL};
 195         gtk_builder_add_objects_from_file(self->builder,
 196                         DATADIR "/aweather/main.ui", objects, NULL);
 197         gtk_builder_connect_signals(self->builder, self);
 198         GtkWidget *main_win = aweather_gui_get_widget(self, "main_window");
 199         GtkWidget *this_win = aweather_gui_get_widget(self, name);
 200         gtk_window_set_transient_for(GTK_WINDOW(this_win), GTK_WINDOW(main_win));
 201         gtk_widget_show_all(this_win);
 202 }
 203
 204 void on_about(GtkAction *action, AWeatherGui *self)
 205 {
 206         load_window("about_window", self);
 207 }
 208
 209 void on_plugin_toggled(GtkCellRendererToggle *cell, gchar *path_str, AWeatherGui *self)
 210 {
 211         GtkWidget    *tview = aweather_gui_get_widget(self, "plugins_view");
 212         GtkTreeModel *model = gtk_tree_view_get_model(GTK_TREE_VIEW(tview));
 213         g_message("model=%p", model);
 214         gboolean state;
 215         gchar *name;
 216         GtkTreeIter iter;
 217         gtk_tree_model_get_iter_from_string(model, &iter, path_str);
 218         gtk_tree_model_get(model, &iter, 0, &name, 1, &state, -1);
 219         state = !state;
 220         gtk_list_store_set(GTK_LIST_STORE(model), &iter, 1, state, -1);
 221         if (state)
 222                 aweather_gui_attach_plugin(self, name);
 223         else
 224                 aweather_gui_deattach_plugin(self, name);
 225         gis_prefs_set_boolean_v(self->prefs, name, "enabled", state);
 226         g_free(name);
 227 }
 228 void on_prefs(GtkAction *action, AWeatherGui *self)
 229 {
 230         /* get prefs */
 231         gchar *is = gis_prefs_get_string (self->prefs, "aweather/initial_site");
 232         gchar *nu = gis_prefs_get_string (self->prefs, "aweather/nexrad_url");
 233         gint   ll = gis_prefs_get_integer(self->prefs, "aweather/log_level");
 234         load_window("prefs_window", self);
 235         /* set prefs */
 236         GtkWidget *isw = aweather_gui_get_widget(self, "initial_site");
 237         GtkWidget *nuw = aweather_gui_get_widget(self, "nexrad_url");
 238         GtkWidget *llw = aweather_gui_get_widget(self, "log_level");
 239         if (is) gtk_entry_set_text(GTK_ENTRY(isw), is), g_free(is);
 240         if (nu) gtk_entry_set_text(GTK_ENTRY(nuw), nu), g_free(nu);
 241         if (ll) gtk_spin_button_set_value(GTK_SPIN_BUTTON(llw), ll);
 242
 243         /* Plugins */
 244         GtkTreeView       *tview = GTK_TREE_VIEW(aweather_gui_get_widget(self, "plugins_view"));
 245         GtkCellRenderer   *rend1 = gtk_cell_renderer_text_new();
 246         GtkCellRenderer   *rend2 = gtk_cell_renderer_toggle_new();
 247         GtkTreeViewColumn *col1  = gtk_tree_view_column_new_with_attributes(
 248                         "Plugin",  rend1, "text",   0, NULL);
 249         GtkTreeViewColumn *col2  = gtk_tree_view_column_new_with_attributes(
 250                         "Enabled", rend2, "active", 1, NULL);
 251         gtk_tree_view_append_column(tview, col1);
 252         gtk_tree_view_append_column(tview, col2);
 253         g_signal_connect(rend2, "toggled", G_CALLBACK(on_plugin_toggled), self);
 254         gtk_tree_view_set_model(GTK_TREE_VIEW(tview), GTK_TREE_MODEL(self->gtk_plugins));
 255 }
 256
 257 void on_time_changed(GtkTreeView *view, GtkTreePath *path,
 258                 GtkTreeViewColumn *column, AWeatherGui *self)
 259 {
 260         gchar *time;
 261         GtkTreeIter iter;
 262         GtkTreeModel *model = gtk_tree_view_get_model(view);
 263         gtk_tree_model_get_iter(model, &iter, path);
 264         gtk_tree_model_get(model, &iter, 0, &time, -1);
 265         gis_view_set_time(self->view, time);
 266         g_free(time);
 267 }
 268
 269 void on_site_changed(GtkComboBox *combo, AWeatherGui *self)
 270 {
 271         gchar *site;
 272         GtkTreeIter iter;
 273         GtkTreeModel *model = gtk_combo_box_get_model(combo);
 274         gtk_combo_box_get_active_iter(combo, &iter);
 275         gtk_tree_model_get(model, &iter, 1, &site, -1);
 276         gis_view_set_site(self->view, site);
 277         g_free(site);
 278 }
 279
 280 /* TODO: replace the code in these with `gtk_tree_model_find' utility */
 281 static void update_time_widget(GisView *view, const char *time, AWeatherGui *self)
 282 {
 283         g_debug("AWeatherGui: update_time_widget - time=%s", time);
 284         GtkTreeView  *tview = GTK_TREE_VIEW(aweather_gui_get_widget(self, "time"));
 285         GtkTreeModel *model = GTK_TREE_MODEL(gtk_tree_view_get_model(tview));
 286         for (int i = 0; i < gtk_tree_model_iter_n_children(model, NULL); i++) {
 287                 char *text;
 288                 GtkTreeIter iter;
 289                 gtk_tree_model_iter_nth_child(model, &iter, NULL, i);
 290                 gtk_tree_model_get(model, &iter, 0, &text, -1);
 291                 if (g_str_equal(text, time)) {
 292                         GtkTreePath *path = gtk_tree_model_get_path(model, &iter);
 293                         g_signal_handlers_block_by_func(tview,
 294                                         G_CALLBACK(on_site_changed), self);
 295                         gtk_tree_view_set_cursor(tview, path, NULL, FALSE);
 296                         g_signal_handlers_unblock_by_func(tview,
 297                                         G_CALLBACK(on_site_changed), self);
 298                         gtk_tree_path_free(path);
 299                         g_free(text);
 300                         return;
 301                 }
 302                 g_free(text);
 303         }
 304 }
 305 static void update_site_widget(GisView *view, char *site, AWeatherGui *self)
 306 {
 307         g_debug("AWeatherGui: update_site_widget - site=%s", site);
 308         GtkComboBox  *combo = GTK_COMBO_BOX(aweather_gui_get_widget(self, "site"));
 309         GtkTreeModel *model = GTK_TREE_MODEL(gtk_combo_box_get_model(combo));
 310         for (int i = 0; i < gtk_tree_model_iter_n_children(model, NULL); i++) {
 311                 GtkTreeIter iter1;
 312                 gtk_tree_model_iter_nth_child(model, &iter1, NULL, i);
 313                 for (int i = 0; i < gtk_tree_model_iter_n_children(model, &iter1); i++) {
 314                         GtkTreeIter iter2;
 315                         gtk_tree_model_iter_nth_child(model, &iter2, &iter1, i);
 316                         char *text;
 317                         gtk_tree_model_get(model, &iter2, 1, &text, -1);
 318                         if (text == NULL)
 319                                 continue;
 320                         if (g_str_equal(text, site)) {
 321                                 g_signal_handlers_block_by_func(combo,
 322                                                 G_CALLBACK(on_site_changed), self);
 323                                 gtk_combo_box_set_active_iter(combo, &iter2);
 324                                 g_signal_handlers_unblock_by_func(combo,
 325                                                 G_CALLBACK(on_site_changed), self);
 326                                 g_free(text);
 327                                 return;
 328                         }
 329                         g_free(text);
 330                 }
 331         }
 332 }
 333 /* Prefs callbacks */
 334 void on_offline(GtkToggleAction *action, AWeatherGui *self)
 335 {
 336         gboolean value = gtk_toggle_action_get_active(action);
 337         g_debug("AWeatherGui: on_offline - offline=%d", value);
 338         gis_prefs_set_boolean(self->prefs, "gis/offline", value);
 339         gis_world_set_offline(self->world, value);
 340 }
 341 void on_initial_site_changed(GtkEntry *entry, AWeatherGui *self)
 342 {
 343         const gchar *text = gtk_entry_get_text(entry);
 344         g_debug("AWeatherGui: on_initial_site_changed - site=%s", text);
 345         gis_prefs_set_string(self->prefs, "aweather/initial_site", text);
 346 }
 347 void on_nexrad_url_changed(GtkEntry *entry, AWeatherGui *self)
 348 {
 349         const gchar *text = gtk_entry_get_text(entry);
 350         g_debug("AWeatherGui: on_nexrad_url_changed - url=%s", text);
 351         gis_prefs_set_string(self->prefs, "aweather/nexrad_url", text);
 352 }
 353 int on_log_level_changed(GtkSpinButton *spinner, AWeatherGui *self)
 354 {
 355         gint value = gtk_spin_button_get_value_as_int(spinner);
 356         g_debug("AWeatherGui: on_log_level_changed - %p, level=%d", self, value);
 357         gis_prefs_set_integer(self->prefs, "aweather/log_level", value);
 358         return TRUE;
 359 }
 360 // plugins
 361
 362 /*****************
 363  * Setup helpers *
 364  *****************/
 365 static void combo_sensitive(GtkCellLayout *cell_layout, GtkCellRenderer *cell,
 366                 GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data)
 367 {
 368         gboolean sensitive = !gtk_tree_model_iter_has_child(tree_model, iter);
 369         g_object_set(cell, "sensitive", sensitive, NULL);
 370 }
 371
 372 static void site_setup(AWeatherGui *self)
 373 {
 374         GtkTreeIter state, city;
 375         GtkTreeStore *store = GTK_TREE_STORE(aweather_gui_get_object(self, "sites"));
 376         for (int i = 0; cities[i].label; i++) {
 377                 if (cities[i].type == LOCATION_STATE) {
 378                         gtk_tree_store_append(store, &state, NULL);
 379                         gtk_tree_store_set   (store, &state, 0, cities[i].label,
 380                                                              1, cities[i].code,  -1);
 381                 } else {
 382                         gtk_tree_store_append(store, &city, &state);
 383                         gtk_tree_store_set   (store, &city, 0, cities[i].label,
 384                                                             1, cities[i].code,  -1);
 385                 }
 386         }
 387
 388         GtkWidget *combo    = aweather_gui_get_widget(self, "site");
 389         GObject   *renderer = aweather_gui_get_object(self, "site_rend");
 390         gtk_cell_layout_set_cell_data_func(GTK_CELL_LAYOUT(combo),
 391                         GTK_CELL_RENDERER(renderer), combo_sensitive, NULL, NULL);
 392
 393         g_signal_connect(self->view, "site-changed",
 394                         G_CALLBACK(update_site_widget), self);
 395 }
 396
 397 static void time_setup(AWeatherGui *self)
 398 {
 399         GtkTreeView       *tview = GTK_TREE_VIEW(aweather_gui_get_widget(self, "time"));
 400         GtkCellRenderer   *rend  = gtk_cell_renderer_text_new();
 401         GtkTreeViewColumn *col   = gtk_tree_view_column_new_with_attributes(
 402                                         "Time", rend, "text", 0, NULL);
 403
 404         gtk_tree_view_append_column(tview, col);
 405         g_object_set(rend, "size-points", 8.0, NULL);
 406
 407         g_signal_connect(self->view, "time-changed",
 408                         G_CALLBACK(update_time_widget), self);
 409 }
 410
 411
 412 /*************************
 413  * Deprecated site stuff *
 414  *************************/
 415 /* TODO: These update times functions are getting ugly... */
 416 static void update_times_gtk(AWeatherGui *self, GList *times)
 417 {
 418         gchar *last_time = NULL;
 419         GRegex *regex = g_regex_new("^[A-Z]{4}_([0-9]{8}_[0-9]{4})$", 0, 0, NULL); // KLSX_20090622_2113
 420         GMatchInfo *info;
 421
 422         GtkTreeView  *tview  = GTK_TREE_VIEW(aweather_gui_get_widget(self, "time"));
 423         GtkListStore *lstore = GTK_LIST_STORE(gtk_tree_view_get_model(tview));
 424         gtk_list_store_clear(lstore);
 425         GtkTreeIter iter;
 426         times = g_list_reverse(times);
 427         for (GList *cur = times; cur; cur = cur->next) {
 428                 g_message("trying time %s", (gchar*)cur->data);
 429                 if (g_regex_match(regex, cur->data, 0, &info)) {
 430                         gchar *time = g_match_info_fetch(info, 1);
 431                         g_message("adding time %s", (gchar*)cur->data);
 432                         gtk_list_store_insert(lstore, &iter, 0);
 433                         gtk_list_store_set(lstore, &iter, 0, time, -1);
 434                         last_time = time;
 435                 }
 436         }
 437
 438         gis_view_set_time(self->view, last_time);
 439
 440         g_regex_unref(regex);
 441         g_list_foreach(times, (GFunc)g_free, NULL);
 442         g_list_free(times);
 443 }
 444 static void update_times_online_cb(char *path, gboolean updated, gpointer _self)
 445 {
 446         GList *times = NULL;
 447         gchar *data;
 448         gsize length;
 449         g_file_get_contents(path, &data, &length, NULL);
 450         gchar **lines = g_strsplit(data, "\n", -1);
 451         for (int i = 0; lines[i] && lines[i][0]; i++) {
 452                 char **parts = g_strsplit(lines[i], " ", 2);
 453                 times = g_list_prepend(times, g_strdup(parts[1]));
 454                 g_strfreev(parts);
 455         }
 456         g_strfreev(lines);
 457         g_free(data);
 458
 459         update_times_gtk(_self, times);
 460 }
 461 static void update_times(AWeatherGui *self, GisView *view, char *site)
 462 {
 463         if (gis_world_get_offline(self->world)) {
 464                 GList *times = NULL;
 465                 gchar *path = g_build_filename(g_get_user_cache_dir(), PACKAGE, "nexrd2", "raw", site, NULL);
 466                 GDir *dir = g_dir_open(path, 0, NULL);
 467                 if (dir) {
 468                         const gchar *name;
 469                         while ((name = g_dir_read_name(dir))) {
 470                                 times = g_list_prepend(times, g_strdup(name));
 471                         }
 472                         g_dir_close(dir);
 473                 }
 474                 g_free(path);
 475                 update_times_gtk(self, times);
 476         } else {
 477                 gchar *path = g_strdup_printf("nexrd2/raw/%s/dir.list", site);
 478                 char *base = gis_prefs_get_string(self->prefs, "general/nexrad_url");
 479                 cache_file(base, path, AWEATHER_REFRESH, NULL, update_times_online_cb, self);
 480                 /* update_times_gtk from update_times_online_cb */
 481         }
 482 }
 483 static void on_gis_site_changed(GisView *view, char *site, gpointer _self)
 484 {
 485         AWeatherGui *self = AWEATHER_GUI(_self);
 486         g_debug("GisPluginRadar: on_site_changed - Loading wsr88d list for %s", site);
 487         update_times(self, view, site);
 488 }
 489 static void on_gis_refresh(GisWorld *world, gpointer _self)
 490 {
 491         AWeatherGui *self = AWEATHER_GUI(_self);
 492         char *site = gis_view_get_site(self->view);
 493         update_times(self, self->view, site);
 494 }
 495
 496 /***********
 497  * Methods *
 498  ***********/
 499 AWeatherGui *aweather_gui_new()
 500 {
 501         g_debug("AWeatherGui: new");
 502         return g_object_new(AWEATHER_TYPE_GUI, NULL);
 503 }
 504 GisWorld *aweather_gui_get_world(AWeatherGui *self)
 505 {
 506         g_assert(AWEATHER_IS_GUI(self));
 507         return self->world;
 508 }
 509 GisView *aweather_gui_get_view(AWeatherGui *self)
 510 {
 511         g_assert(AWEATHER_IS_GUI(self));
 512         return self->view;
 513 }
 514 GisOpenGL *aweather_gui_get_opengl(AWeatherGui *self)
 515 {
 516         g_assert(AWEATHER_IS_GUI(self));
 517         return self->opengl;
 518 }
 519 GtkBuilder *aweather_gui_get_builder(AWeatherGui *self)
 520 {
 521         g_debug("AWeatherGui: get_builder");
 522         g_assert(AWEATHER_IS_GUI(self));
 523         return self->builder;
 524 }
 525 GtkWidget *aweather_gui_get_widget(AWeatherGui *self, const gchar *name)
 526 {
 527         g_debug("AWeatherGui: get_widget - name=%s", name);
 528         g_assert(AWEATHER_IS_GUI(self));
 529         GObject *widget = gtk_builder_get_object(self->builder, name);
 530         if (!GTK_IS_WIDGET(widget))
 531                 g_error("Failed to get widget `%s'", name);
 532         return GTK_WIDGET(widget);
 533 }
 534 GObject *aweather_gui_get_object(AWeatherGui *self, const gchar *name)
 535 {
 536         g_debug("AWeatherGui: get_widget - name=%s", name);
 537         g_assert(AWEATHER_IS_GUI(self));
 538         return gtk_builder_get_object(self->builder, name);
 539 }
 540 void aweather_gui_attach_plugin(AWeatherGui *self, const gchar *name)
 541 {
 542         GisPlugin *plugin = gis_plugins_load(self->plugins, name,
 543                         self->world, self->view, self->opengl, self->prefs);
 544         GtkWidget *config = aweather_gui_get_widget(self, "tabs");
 545         GtkWidget *tab    = gtk_label_new(name);
 546         GtkWidget *body   = gis_plugin_get_config(plugin);
 547         gtk_notebook_append_page(GTK_NOTEBOOK(config), body, tab);
 548         gtk_widget_show_all(config);
 549 }
 550 void aweather_gui_deattach_plugin(AWeatherGui *self, const gchar *name)
 551 {
 552         gis_plugins_unload(self->plugins, name);
 553 }