vcs.maemo.org Git - speedometer/blob - callbacks.c

   1 /****
   2         Speedometer, shows your current speed using GPS
   3         Copyright (C) 2008 Wellu Mäkinen <wellu@wellu.org>
   4
   5         This program is free software: you can redistribute it and/or modify
   6         it under the terms of the GNU General Public License as published by
   7         the Free Software Foundation, either version 3 of the License, or
   8         (at your option) any later version.
   9
  10         This program is distributed in the hope that it will be useful,
  11         but WITHOUT ANY WARRANTY; without even the implied warranty of
  12         MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13         GNU General Public License for more details.
  14
  15         You should have received a copy of the GNU General Public License
  16         along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 ****/
  18
  19 #include <math.h>
  20 #include <hildon/hildon-banner.h>
  21
  22 #include "callbacks.h"
  23 #include "appdata.h"
  24 #include "util.h"
  25
  26 void location_changed(LocationGPSDevice* device, gpointer data) {
  27         g_assert(data);
  28         g_assert(device);
  29
  30         AppData* appdata = (AppData*) data;
  31
  32         // check for NaN before passing values
  33         if(device->fix->fields & LOCATION_GPS_DEVICE_SPEED_SET) {
  34                 if(!isnan(device->fix->speed)) {
  35                         interpret_speed_from_gps(appdata, device->fix->speed);
  36                         }
  37         }
  38 }
  39
  40 gboolean key_press_cb(GtkWidget* widget, GdkEventKey* event, HildonWindow* window) {
  41         switch (event->keyval) {
  42         case GDK_Up:
  43                 hildon_banner_show_information(GTK_WIDGET(window), NULL, "Navigation Key Up");
  44                 return TRUE;
  45
  46         case GDK_Down:
  47                 hildon_banner_show_information(GTK_WIDGET(window), NULL, "Navigation Key Down");
  48                 return TRUE;
  49
  50         case GDK_Left:
  51                 hildon_banner_show_information(GTK_WIDGET(window), NULL, "Navigation Key Left");
  52                 return TRUE;
  53
  54         case GDK_Right:
  55                 hildon_banner_show_information(GTK_WIDGET(window), NULL, "Navigation Key Right");
  56                 return TRUE;
  57
  58         case GDK_Return:
  59                 hildon_banner_show_information(GTK_WIDGET(window), NULL, "Navigation Key select");
  60                 return TRUE;
  61
  62         case GDK_F6:
  63                 hildon_banner_show_information(GTK_WIDGET(window), NULL, "Full screen");
  64                 return TRUE;
  65
  66         case GDK_F7:
  67                 hildon_banner_show_information(GTK_WIDGET(window), NULL, "Increase (zoom in)");
  68                 return TRUE;
  69
  70         case GDK_F8:
  71                 hildon_banner_show_information(GTK_WIDGET(window), NULL, "Decrease (zoom out)");
  72                 return TRUE;
  73
  74         case GDK_Escape:
  75                 hildon_banner_show_information(GTK_WIDGET(window), NULL, "Cancel/Close");
  76                 return TRUE;
  77         }
  78
  79         return FALSE;
  80 }
  81
  82 gboolean top_event_box_button_press(GtkWidget* widget, GdkEventButton* event, gpointer data) {
  83         gdouble x = event->x;
  84         g_print("Top event box pressed at: %f\n", x);
  85         AppData* appdata = (AppData*) data;
  86
  87         if(x > 750) {
  88                 g_print("Exiting..\n");
  89                 g_signal_emit_by_name(appdata->window, "delete_event");
  90         }
  91         return TRUE;
  92 }
  93
  94
  95 gboolean bottom_event_box_button_press(GtkWidget* widget, GdkEventButton* event, gpointer data) {
  96         gdouble x = event->x;
  97         g_print("Bottom event box pressed at: %f\n", x);
  98         return TRUE;
  99 }
 100