From b64ae944b219b31f47f016fd7ab47036db3686ed Mon Sep 17 00:00:00 2001
From: Thomas Thurman <tthurman@gnome.org>
Date: Fri, 28 Aug 2009 17:42:23 -0400
Subject: [PATCH] Only show distance if we know where we are

---
 belltower.c |   65 ++++++++++++++++++++++++++++++++++++-----------------------
 1 file changed, 40 insertions(+), 25 deletions(-)

diff --git a/belltower.c b/belltower.c
index d4b80e8..d099154 100644
--- a/belltower.c
+++ b/belltower.c
@@ -20,6 +20,8 @@
 
 GtkWidget *window;
 
+LocationGPSDevice *device;
+
 typedef enum {
   /** stop scanning the database */
   FILTER_STOP,
@@ -87,6 +89,7 @@ typedef struct {
  * we're going to pretend you're in Helsinki
  * until I get the GPS working
  */
+gboolean gps_working = FALSE;
 double current_lat = 60.161790;
 double current_long = 23.924902;
 
@@ -466,18 +469,29 @@ static FoundTower *
 found_tower_new (tower *basis)
 {
   FoundTower* result = g_new (FoundTower, 1);
-  gchar *distance = distance_to_tower (basis);
 
   result->sortkey = g_strdup (basis->fields[FieldPrimaryKey]);
   result->primarykey = g_strdup (basis->fields[FieldPrimaryKey]);
-  result->displayname = g_strdup_printf ("%s, %s (%s, %s) (%s)",
-					 basis->fields[FieldDedication],
-					 basis->fields[FieldPlace],
-					 basis->fields[FieldBells],
-					 basis->fields[FieldPracticeNight],
-					 distance);
 
-  g_free (distance);
+  if (gps_working)
+    {
+      gchar *distance = distance_to_tower (basis);
+      result->displayname = g_strdup_printf ("%s, %s (%s, %s) (%s)",
+					     basis->fields[FieldDedication],
+					     basis->fields[FieldPlace],
+					     basis->fields[FieldBells],
+					     basis->fields[FieldPracticeNight],
+					     distance);
+      g_free (distance);
+    }
+  else
+    {
+      result->displayname = g_strdup_printf ("%s, %s (%s, %s)",
+					     basis->fields[FieldDedication],
+					     basis->fields[FieldPlace],
+					     basis->fields[FieldBells],
+					     basis->fields[FieldPracticeNight]);
+    }
 
   return result;
 }
@@ -567,26 +581,11 @@ parse_dove (ParseDoveCallback callback,
 static void
 nearby_towers (void)
 {
-  char buffer[4096];
-  LocationGPSDevice *device;
-  device = g_object_new (LOCATION_TYPE_GPS_DEVICE, NULL);
-
-  sprintf(buffer, "%f %f %x",
-      device->fix->latitude,
-      device->fix->longitude,
-      device->fix->fields);
-  show_message (buffer);
-
-  if (device->fix->fields & LOCATION_GPS_DEVICE_LATLONG_SET)
-    {
-      show_message ("I know where you are!");
-    }
-  else
+  if (!gps_working)
     {
       show_message ("I don't know where you are!");
+      return;
     }
-
-  g_object_unref (device);
 }
 
 static void
@@ -815,6 +814,18 @@ recent_towers (void)
 {
 }
 
+static void
+grab_gps (void)
+{
+  gps_working = (device->fix->fields & LOCATION_GPS_DEVICE_LATLONG_SET)!=0;
+
+  if (gps_working)
+    {
+      current_lat = device->fix->latitude;
+      current_long = device->fix->longitude;
+    }
+}
+
 int
 main(int argc, char **argv)
 {
@@ -824,6 +835,10 @@ main(int argc, char **argv)
   gtk_init (&argc, &argv);
   g_set_application_name ("Belltower");
 
+  device = g_object_new (LOCATION_TYPE_GPS_DEVICE, NULL);
+  grab_gps ();
+  /* FIXME and call that when the location changes, too */
+
   window = hildon_stackable_window_new ();
   gtk_window_set_title (GTK_WINDOW (window), "Belltower");
   g_signal_connect (G_OBJECT (window), "delete_event", G_CALLBACK (gtk_main_quit), NULL);
-- 
1.7.9.5