2 * Copyright (C) 2009 Andy Spencer <spenceal@rose-hulman.edu>
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.
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.
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/>.
20 #include <gdk/gdkkeysyms.h>
24 #include "aweather-gui.h"
25 #include "aweather-plugin.h"
26 #include "gis-opengl.h"
32 G_DEFINE_TYPE(AWeatherGui, aweather_gui, GTK_TYPE_WINDOW);
33 static void aweather_gui_init(AWeatherGui *self)
40 g_debug("AWeatherGui: init");
42 static GObject *aweather_gui_constructor(GType gtype, guint n_properties,
43 GObjectConstructParam *properties)
45 g_debug("aweather_gui: constructor");
46 GObjectClass *parent_class = G_OBJECT_CLASS(aweather_gui_parent_class);
47 return parent_class->constructor(gtype, n_properties, properties);
49 static void aweather_gui_dispose(GObject *_self)
51 g_debug("AWeatherGui: dispose");
52 AWeatherGui *self = AWEATHER_GUI(_self);
54 g_object_unref(self->world);
58 g_object_unref(self->view);
62 g_object_unref(self->opengl);
66 /* Reparent to avoid double unrefs */
67 GtkWidget *body = aweather_gui_get_widget(self, "body");
68 GtkWidget *window = aweather_gui_get_widget(self, "window");
69 gtk_widget_reparent(body, window);
70 g_object_unref(self->builder);
74 g_list_foreach(self->plugins, (GFunc)g_object_unref, NULL);
75 g_list_free(self->plugins);
78 G_OBJECT_CLASS(aweather_gui_parent_class)->dispose(_self);
80 static void aweather_gui_finalize(GObject *_self)
82 g_debug("AWeatherGui: finalize");
83 G_OBJECT_CLASS(aweather_gui_parent_class)->finalize(_self);
87 static void aweather_gui_class_init(AWeatherGuiClass *klass)
89 g_debug("AWeatherGui: class_init");
90 GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
91 gobject_class->constructor = aweather_gui_constructor;
92 gobject_class->dispose = aweather_gui_dispose;
93 gobject_class->finalize = aweather_gui_finalize;
99 gboolean on_gui_key_press(GtkWidget *widget, GdkEventKey *event, AWeatherGui *self)
101 g_debug("AWeatherGui: on_gui_key_press - key=%x, state=%x",
102 event->keyval, event->state);
103 if (event->keyval == GDK_q)
104 gtk_widget_destroy(GTK_WIDGET(self));
105 else if (event->keyval == GDK_r && event->state & GDK_CONTROL_MASK)
106 gis_world_refresh(self->world);
107 else if (event->keyval == GDK_Tab || event->keyval == GDK_ISO_Left_Tab) {
108 GtkNotebook *tabs = GTK_NOTEBOOK(aweather_gui_get_widget(self, "tabs"));
109 gint num_tabs = gtk_notebook_get_n_pages(tabs);
110 gint cur_tab = gtk_notebook_get_current_page(tabs);
111 if (event->state & GDK_SHIFT_MASK)
112 gtk_notebook_set_current_page(tabs, (cur_tab-1)%num_tabs);
114 gtk_notebook_set_current_page(tabs, (cur_tab+1)%num_tabs);
119 void on_quit(GtkMenuItem *menu, AWeatherGui *self)
121 gtk_widget_destroy(GTK_WIDGET(self));
124 void on_offline(GtkToggleAction *action, AWeatherGui *self)
126 gis_world_set_offline(self->world,
127 gtk_toggle_action_get_active(action));
130 void on_zoomin(GtkAction *action, AWeatherGui *self)
132 gis_view_zoom(self->view, 3./4);
135 void on_zoomout(GtkAction *action, AWeatherGui *self)
137 gis_view_zoom(self->view, 4./3);
140 void on_refresh(GtkAction *action, AWeatherGui *self)
142 gis_world_refresh(self->world);
145 void on_about(GtkAction *action, AWeatherGui *self)
147 // TODO: use gtk_widget_hide_on_delete()
148 GError *error = NULL;
149 GtkBuilder *builder = gtk_builder_new();
150 if (!gtk_builder_add_from_file(builder, DATADIR "/aweather/about.ui", &error))
151 g_error("Failed to create gtk builder: %s", error->message);
152 gtk_builder_connect_signals(builder, NULL);
153 GtkWidget *window = GTK_WIDGET(gtk_builder_get_object(builder, "window"));
154 gtk_window_set_transient_for(GTK_WINDOW(window),
155 GTK_WINDOW(aweather_gui_get_widget(self, "window")));
156 gtk_widget_show_all(window);
157 g_object_unref(builder);
160 void on_time_changed(GtkTreeView *view, GtkTreePath *path,
161 GtkTreeViewColumn *column, AWeatherGui *self)
165 GtkTreeModel *model = gtk_tree_view_get_model(view);
166 gtk_tree_model_get_iter(model, &iter, path);
167 gtk_tree_model_get(model, &iter, 0, &time, -1);
168 gis_view_set_time(self->view, time);
172 void on_site_changed(GtkComboBox *combo, AWeatherGui *self)
176 GtkTreeModel *model = gtk_combo_box_get_model(combo);
177 gtk_combo_box_get_active_iter(combo, &iter);
178 gtk_tree_model_get(model, &iter, 1, &site, -1);
179 gis_view_set_site(self->view, site);
183 /* TODO: replace the code in these with `gtk_tree_model_find' utility */
184 static void update_time_widget(GisView *view, const char *time, AWeatherGui *self)
186 g_debug("AWeatherGui: update_time_widget - time=%s", time);
187 GtkTreeView *tview = GTK_TREE_VIEW(aweather_gui_get_widget(self, "time"));
188 GtkTreeModel *model = GTK_TREE_MODEL(gtk_tree_view_get_model(tview));
189 for (int i = 0; i < gtk_tree_model_iter_n_children(model, NULL); i++) {
192 gtk_tree_model_iter_nth_child(model, &iter, NULL, i);
193 gtk_tree_model_get(model, &iter, 0, &text, -1);
194 if (g_str_equal(text, time)) {
195 GtkTreePath *path = gtk_tree_model_get_path(model, &iter);
196 g_signal_handlers_block_by_func(tview,
197 G_CALLBACK(on_site_changed), self);
198 gtk_tree_view_set_cursor(tview, path, NULL, FALSE);
199 g_signal_handlers_unblock_by_func(tview,
200 G_CALLBACK(on_site_changed), self);
201 gtk_tree_path_free(path);
208 static void update_site_widget(GisView *view, char *site, AWeatherGui *self)
210 g_debug("AWeatherGui: updat_site_widget - site=%s", site);
211 GtkComboBox *combo = GTK_COMBO_BOX(aweather_gui_get_widget(self, "site"));
212 GtkTreeModel *model = GTK_TREE_MODEL(gtk_combo_box_get_model(combo));
213 for (int i = 0; i < gtk_tree_model_iter_n_children(model, NULL); i++) {
215 gtk_tree_model_iter_nth_child(model, &iter1, NULL, i);
216 for (int i = 0; i < gtk_tree_model_iter_n_children(model, &iter1); i++) {
218 gtk_tree_model_iter_nth_child(model, &iter2, &iter1, i);
220 gtk_tree_model_get(model, &iter2, 1, &text, -1);
223 if (g_str_equal(text, site)) {
224 g_signal_handlers_block_by_func(combo,
225 G_CALLBACK(on_site_changed), self);
226 gtk_combo_box_set_active_iter(combo, &iter2);
227 g_signal_handlers_unblock_by_func(combo,
228 G_CALLBACK(on_site_changed), self);
240 static void combo_sensitive(GtkCellLayout *cell_layout, GtkCellRenderer *cell,
241 GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data)
243 gboolean sensitive = !gtk_tree_model_iter_has_child(tree_model, iter);
244 g_object_set(cell, "sensitive", sensitive, NULL);
247 static void site_setup(AWeatherGui *self)
249 GtkTreeIter state, city;
250 GtkTreeStore *store = GTK_TREE_STORE(aweather_gui_get_object(self, "sites"));
251 for (int i = 0; cities[i].label; i++) {
252 if (cities[i].type == LOCATION_STATE) {
253 gtk_tree_store_append(store, &state, NULL);
254 gtk_tree_store_set (store, &state, 0, cities[i].label,
255 1, cities[i].code, -1);
257 gtk_tree_store_append(store, &city, &state);
258 gtk_tree_store_set (store, &city, 0, cities[i].label,
259 1, cities[i].code, -1);
263 GtkWidget *combo = aweather_gui_get_widget(self, "site");
264 GObject *renderer = aweather_gui_get_object(self, "site_rend");
265 gtk_cell_layout_set_cell_data_func(GTK_CELL_LAYOUT(combo),
266 GTK_CELL_RENDERER(renderer), combo_sensitive, NULL, NULL);
268 g_signal_connect(self->view, "site-changed",
269 G_CALLBACK(update_site_widget), self);
272 static void time_setup(AWeatherGui *self)
274 GtkTreeView *tview = GTK_TREE_VIEW(aweather_gui_get_widget(self, "time"));
275 GtkCellRenderer *rend = gtk_cell_renderer_text_new();
276 GtkTreeViewColumn *col = gtk_tree_view_column_new_with_attributes(
277 "Time", rend, "text", 0, NULL);
279 gtk_tree_view_append_column(tview, col);
280 g_object_set(rend, "size-points", 8.0, NULL);
282 g_signal_connect(self->view, "time-changed",
283 G_CALLBACK(update_time_widget), self);
291 AWeatherGui *aweather_gui_new()
293 g_debug("AWeatherGui: new");
294 GError *error = NULL;
296 AWeatherGui *self = g_object_new(AWEATHER_TYPE_GUI, NULL);
297 self->builder = gtk_builder_new();
298 if (!gtk_builder_add_from_file(self->builder, DATADIR "/aweather/main.ui", &error))
299 g_error("Failed to create gtk builder: %s", error->message);
300 gtk_widget_reparent(aweather_gui_get_widget(self, "body"), GTK_WIDGET(self));
302 GtkWidget *drawing = aweather_gui_get_widget(self, "drawing");
303 g_debug("drawing=%p", drawing);
304 self->world = gis_world_new();
305 self->view = gis_view_new();
306 self->opengl = gis_opengl_new(self->world, self->view, GTK_DRAWING_AREA(drawing));
308 /* Connect signals */
309 gtk_builder_connect_signals(self->builder, self);
310 g_signal_connect(self, "key-press-event",
311 G_CALLBACK(on_gui_key_press), self);
312 g_signal_connect_swapped(self->world, "offline",
313 G_CALLBACK(gtk_toggle_action_set_active),
314 aweather_gui_get_object(self, "offline"));
316 /* Load components */
322 GisWorld *aweather_gui_get_world(AWeatherGui *self)
324 g_assert(AWEATHER_IS_GUI(self));
327 GisView *aweather_gui_get_view(AWeatherGui *self)
329 g_assert(AWEATHER_IS_GUI(self));
332 GisOpenGL *aweather_gui_get_opengl(AWeatherGui *self)
334 g_assert(AWEATHER_IS_GUI(self));
337 GtkBuilder *aweather_gui_get_builder(AWeatherGui *self)
339 g_debug("AWeatherGui: get_builder");
340 g_assert(AWEATHER_IS_GUI(self));
341 return self->builder;
343 GtkWidget *aweather_gui_get_widget(AWeatherGui *self, const gchar *name)
345 g_debug("AWeatherGui: get_widget - name=%s", name);
346 g_assert(AWEATHER_IS_GUI(self));
347 GObject *widget = gtk_builder_get_object(self->builder, name);
348 if (!GTK_IS_WIDGET(widget))
349 g_error("Failed to get widget `%s'", name);
350 return GTK_WIDGET(widget);
352 GObject *aweather_gui_get_object(AWeatherGui *self, const gchar *name)
354 g_debug("AWeatherGui: get_widget - name=%s", name);
355 g_assert(AWEATHER_IS_GUI(self));
356 return gtk_builder_get_object(self->builder, name);
358 void aweather_gui_register_plugin(AWeatherGui *self, AWeatherPlugin *plugin)
360 g_debug("AWeatherGui: register_plugin");
361 self->plugins = g_list_append(self->plugins, plugin);