3 #include <hildon/hildon.h>
4 #include <hildon/hildon-file-chooser-dialog.h>
5 #include <location/location-gpsd-control.h>
6 #include <location/location-gps-device.h>
7 #include <location/location-misc.h>
8 #include <location/location-distance-utils.h>
11 HildonProgram *program;
14 GtkWidget * main_vbox, *btn_hbox;
15 GtkWidget *status_label;
16 GtkButton *start_stop_button, *save_button;
17 gboolean tracking_is_on;
20 static gchar * interface_file_chooser (AppData * appdata, GtkFileChooserAction action)
23 gchar *filename = NULL;
24 gchar save_fname[256];
30 strftime(save_fname, sizeof(save_fname), "gps-tracker-%F-%H-%M.gpx", tmp);
31 dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (appdata->window), action);
32 gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER (dialog), save_fname);
33 g_snprintf(save_fname, sizeof(save_fname), "%s" G_DIR_SEPARATOR_S "MyDocs", g_get_home_dir());
34 gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(dialog), save_fname);
35 gtk_widget_show_all (GTK_WIDGET (dialog));
37 if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_OK) {
38 filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
41 gtk_widget_destroy(dialog);
45 static void cb_start_stop (GtkWidget * w, AppData * data)
47 data->tracking_is_on = !data->tracking_is_on;
48 if(data->tracking_is_on) {
49 hildon_banner_show_information(GTK_WIDGET(data->window), NULL, "Tracking started");
50 gtk_button_set_label (data->start_stop_button, "Stop");
53 gtk_button_set_label (data->start_stop_button, "Start");
54 hildon_banner_show_information(GTK_WIDGET(data->window), NULL, "Tracking stopped");
58 static void cb_file_save (GtkWidget * w, AppData * data)
60 gchar *filename = NULL;
61 filename = interface_file_chooser (data, GTK_FILE_CHOOSER_ACTION_SAVE);
64 //FILE * f = fopen (filename, "w");
65 //fprintf (f, "This file was generated by Hildon File Chooser example.");
67 g_print ("File saved as %s\n", filename);
68 hildon_banner_show_information(GTK_WIDGET(data->window), NULL, filename);
74 on_gps_device_changed (LocationGPSDevice *device, gpointer data)
76 AppData *app_data = data;
77 GtkLabel *info = (GtkLabel*)app_data->status_label;
82 msg = g_string_sized_new (512);
84 if (device->fix->fields & LOCATION_GPS_DEVICE_TIME_SET) {
85 g_print ("time = %f\n", device->fix->time);
86 g_string_append_printf(msg, "time = %f\n", device->fix->time);
89 if (device->fix->fields & LOCATION_GPS_DEVICE_LATLONG_SET) {
90 g_print ("lat = %f, long = %f\n",
91 device->fix->latitude,
92 device->fix->longitude);
93 g_string_append_printf (msg, "lat = %f, long = %f\n",
94 device->fix->latitude,
95 device->fix->longitude);
98 if (device->fix->fields & LOCATION_GPS_DEVICE_ALTITUDE_SET) {
99 g_print ("alt = %f\n", device->fix->altitude);
100 g_string_append_printf (msg, "alt = %f\n", device->fix->altitude);
103 if (device->fix->fields & LOCATION_GPS_DEVICE_SPEED_SET) {
104 g_print ("speed = %f\n", device->fix->speed);
105 g_string_append_printf (msg, "speed = %f, ", device->fix->speed);
108 if (device->fix->fields & LOCATION_GPS_DEVICE_TRACK_SET) {
109 g_print ("track = %f\n", device->fix->track);
110 g_string_append_printf (msg, "track = %f, ", device->fix->track);
113 if (device->fix->fields & LOCATION_GPS_DEVICE_CLIMB_SET) {
114 g_print ("climb = %f\n", device->fix->climb);
115 g_string_append_printf (msg, "climb = %f\n", device->fix->climb);
118 g_print ("Accuracy values:\n");
119 g_print ("\tept = %e, eph = %e, epv = %e, epd = %e, "
120 "eps = %e, epc = %e\n",
129 g_print ("Satellites in view: %d\n", device->satellites_in_view);
130 g_print ("Satellites in use: %d\n", device->satellites_in_use);
131 g_string_append_printf (msg, "Satellites = % 2d/% 2d\n", device->satellites_in_use, device->satellites_in_view);
132 g_print ("GPS status: %d\n", device->status);
133 g_string_append_printf (msg, "GPS status: %d\n", device->status);
135 hildon_gtk_window_set_progress_indicator(GTK_WINDOW(app_data->window), device->status == LOCATION_GPS_DEVICE_STATUS_NO_FIX);
138 if (device->cell_info) {
139 if (device->cell_info->flags & LOCATION_CELL_INFO_GSM_CELL_INFO_SET)
140 g_print ("Mobile Coutry Code GSM: %d\n", device->cell_info->gsm_cell_info.mcc);
142 if (device->cell_info->flags & LOCATION_CELL_INFO_WCDMA_CELL_INFO_SET)
143 g_print ("Mobile Coutry Code WCDMA: %d\n", device->cell_info->wcdma_cell_info.mcc);
146 gtk_label_set_text(info, msg->str);
147 //gtk_widget_show(GTK_WIDGET(info));
148 g_string_free(msg, TRUE);
152 on_gps_error (LocationGPSDevice *device, gpointer data)
154 g_error ("GPS error");
158 on_gps_stop (LocationGPSDevice *device, gpointer data)
160 g_warning ("GPS stopped");
164 on_gps_start (LocationGPSDevice *device, gpointer data)
166 g_warning ("GPS started");
169 int main (int argc, char **argv)
171 GtkWidget *picker_button = NULL;
172 AppData * data = g_new0 (AppData, 1);
174 hildon_gtk_init (&argc, &argv);
175 LocationGPSDControl *control;
176 LocationGPSDevice *device;
178 data->program = hildon_program_get_instance ();
179 g_set_application_name("GPS tracker");
181 data->window = HILDON_WINDOW(hildon_stackable_window_new ());
182 hildon_program_add_window (data->program, HILDON_WINDOW (data->window));
184 data->main_vbox = (void*)gtk_vbox_new(FALSE, 0);
185 data->btn_hbox = (void*)gtk_hbox_new(TRUE, 0);
187 /* Create a picker button */
188 picker_button = hildon_date_button_new (HILDON_SIZE_AUTO,
189 HILDON_BUTTON_ARRANGEMENT_VERTICAL);
191 /* Set a title to the button*/
192 hildon_button_set_title (HILDON_BUTTON (picker_button), "Pick a date");
194 data->start_stop_button = GTK_BUTTON (hildon_gtk_button_new (HILDON_SIZE_THUMB_HEIGHT | HILDON_SIZE_HALFSCREEN_WIDTH));
195 data->save_button = GTK_BUTTON (hildon_gtk_button_new (HILDON_SIZE_THUMB_HEIGHT | HILDON_SIZE_HALFSCREEN_WIDTH));
196 gtk_button_set_label (data->start_stop_button, "Start");
197 gtk_button_set_label (data->save_button, "Save");
198 gtk_box_pack_start(GTK_BOX(data->btn_hbox), GTK_WIDGET(data->start_stop_button), FALSE, FALSE, 8);
199 gtk_box_pack_start(GTK_BOX(data->btn_hbox), GTK_WIDGET(data->save_button), FALSE, FALSE, 8);
200 gtk_box_pack_start(GTK_BOX(data->main_vbox), GTK_WIDGET(data->btn_hbox), FALSE, FALSE, 0);
201 gtk_box_pack_start(GTK_BOX(data->main_vbox), GTK_WIDGET(picker_button), FALSE, FALSE, 0);
202 data->status_label = gtk_label_new("Hier kommt der Status hin\nUnd hier ist die 2. Zeile");
203 gtk_box_pack_start_defaults(GTK_BOX(data->main_vbox), data->status_label);
204 /* Add vbox to main window */
205 gtk_container_add (GTK_CONTAINER (data->window), GTK_WIDGET(data->main_vbox));
207 g_signal_connect (G_OBJECT (data->save_button), "clicked", G_CALLBACK (cb_file_save), data);
208 g_signal_connect (G_OBJECT (data->start_stop_button), "clicked", G_CALLBACK (cb_start_stop), data);
209 g_signal_connect (G_OBJECT (data->window), "destroy",
210 G_CALLBACK (gtk_main_quit), NULL);
212 control = location_gpsd_control_get_default ();
213 //hildon_banner_show_information(GTK_WIDGET(data->window), NULL, "Hi there!");
214 location_gpsd_control_start (control);
217 * Note that in real life one may want to use some other method and interval
218 * than LOCATION_METHOD_USER_SELECTED and LOCATION_INTERVAL_DEFAULT,
219 * respectively. For more information on possible values for these parameters
220 * please see liblocation online documentation.
222 g_object_set (G_OBJECT (control),
223 "preferred-method", LOCATION_METHOD_USER_SELECTED,
224 "preferred-interval", LOCATION_INTERVAL_DEFAULT,
227 device = g_object_new (LOCATION_TYPE_GPS_DEVICE, NULL);
229 g_signal_connect (control, "error", G_CALLBACK (on_gps_error), NULL);
230 g_signal_connect (control, "gpsd-running", G_CALLBACK (on_gps_start), NULL);
231 g_signal_connect (control, "gpsd-stopped", G_CALLBACK (on_gps_stop), NULL);
232 g_signal_connect (device, "changed", G_CALLBACK (on_gps_device_changed), data);
234 gtk_widget_show_all (GTK_WIDGET (data->window));
236 hildon_gtk_window_set_progress_indicator(GTK_WINDOW(data->window), 1);
239 location_gpsd_control_stop (control);
241 g_object_unref (device);
242 g_object_unref (control);