git.itanic.dy.fi Git - maemo-mapper/blob - src/main.c

   1 /*
   2  * Copyright (C) 2006, 2007 John Costigan.
   3  *
   4  * POI and GPS-Info code originally written by Cezary Jackiewicz.
   5  *
   6  * Default map data provided by http://www.openstreetmap.org/
   7  *
   8  * This file is part of Maemo Mapper.
   9  *
  10  * Maemo Mapper is free software: you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation, either version 3 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * Maemo Mapper is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with Maemo Mapper.  If not, see <http://www.gnu.org/licenses/>.
  22  */
  23
  24 #define _GNU_SOURCE
  25
  26 #ifdef HAVE_CONFIG_H
  27 #    include "config.h"
  28 #endif
  29
  30 #include <stdlib.h>
  31 #include <string.h>
  32 #include <math.h>
  33 #include <dbus/dbus-glib.h>
  34 #include <locale.h>
  35
  36 #include <gconf/gconf-client.h>
  37
  38 #ifdef MAEMO_CHANGES /* probably not the best macro to check for here */
  39 #    include <device_symbols.h>
  40 #endif
  41
  42 #ifdef CONIC
  43 #    include <conicconnection.h>
  44 #    include <conicconnectionevent.h>
  45 #endif
  46
  47 #ifndef LEGACY
  48 #    include <hildon/hildon-program.h>
  49 #    include <hildon/hildon-banner.h>
  50 #else
  51 #    include <hildon-widgets/hildon-program.h>
  52 #    include <hildon-widgets/hildon-banner.h>
  53 #endif
  54
  55 #include "types.h"
  56 #include "data.h"
  57 #include "defines.h"
  58
  59 #include "cmenu.h"
  60 #include "dbus-ifc.h"
  61 #include "display.h"
  62 #include "gps.h"
  63 #include "gpx.h"
  64 #include "input.h"
  65 #include "main.h"
  66 #include "maps.h"
  67 #include "menu.h"
  68 #include "path.h"
  69 #include "poi.h"
  70 #include "settings.h"
  71 #include "util.h"
  72
  73 static void osso_cb_hw_state(osso_hw_state_t *state, gpointer data);
  74
  75 static HildonProgram *_program = NULL;
  76
  77 #ifdef CONIC
  78 static ConIcConnection *_conic_conn = NULL;
  79 static gboolean _conic_is_connecting = FALSE;
  80 static gboolean _conic_conn_failed = FALSE;
  81 static GMutex *_conic_connection_mutex = NULL;
  82 static GCond *_conic_connection_cond = NULL;
  83 #endif
  84
  85 /* Dynamically-sized in-memory map cache. */
  86 static size_t _map_cache_size = (32*1024*1024);
  87 static gboolean _map_cache_enabled = TRUE;
  88
  89 #ifdef CONIC
  90 static void
  91 conic_conn_event(ConIcConnection *connection, ConIcConnectionEvent *event)
  92 {
  93     ConIcConnectionStatus status;
  94     printf("%s()\n", __PRETTY_FUNCTION__);
  95
  96     g_mutex_lock(_conic_connection_mutex);
  97
  98     status = con_ic_connection_event_get_status(event);
  99
 100     if((_conic_is_connected = (status == CON_IC_STATUS_CONNECTED)))
 101     {
 102         /* We're connected. */
 103         _conic_conn_failed = FALSE;
 104         if(_download_banner != NULL)
 105             gtk_widget_show(_download_banner);
 106     }
 107     else
 108     {
 109         /* We're not connected. */
 110         /* Mark as a failed connection, if we had been trying to connect. */
 111         _conic_conn_failed = _conic_is_connecting;
 112         if(_download_banner != NULL)
 113             gtk_widget_hide(_download_banner);
 114     }
 115
 116     _conic_is_connecting = FALSE; /* No longer trying to connect. */
 117     g_cond_broadcast(_conic_connection_cond);
 118     g_mutex_unlock(_conic_connection_mutex);
 119
 120     vprintf("%s(): return\n", __PRETTY_FUNCTION__);
 121 }
 122 #endif
 123
 124 void
 125 conic_recommend_connected()
 126 {
 127     printf("%s()\n", __PRETTY_FUNCTION__);
 128
 129 #if defined(__arm__) && defined(CONIC)
 130     g_mutex_lock(_conic_connection_mutex);
 131     if(!_conic_is_connecting)
 132     {
 133         /* Fire up a connection request. */
 134         con_ic_connection_connect(_conic_conn, CON_IC_CONNECT_FLAG_NONE);
 135         _conic_is_connecting = TRUE;
 136     }
 137     g_mutex_unlock(_conic_connection_mutex);
 138 #endif
 139
 140     vprintf("%s(): return\n", __PRETTY_FUNCTION__);
 141 }
 142
 143 gboolean
 144 conic_ensure_connected()
 145 {
 146     printf("%s()\n", __PRETTY_FUNCTION__);
 147
 148 #if defined(__arm__) && defined(CONIC)
 149     while(_window && !_conic_is_connected)
 150     {
 151         g_mutex_lock(_conic_connection_mutex);
 152         /* If we're not connected, and if we're not connecting, and if we're
 153          * not in the wake of a connection failure, then try to connect. */
 154         if(!_conic_is_connected && !_conic_is_connecting &&!_conic_conn_failed)
 155         {
 156             /* Fire up a connection request. */
 157             con_ic_connection_connect(_conic_conn, CON_IC_CONNECT_FLAG_NONE);
 158             _conic_is_connecting = TRUE;
 159         }
 160         g_cond_wait(_conic_connection_cond, _conic_connection_mutex);
 161         g_mutex_unlock(_conic_connection_mutex);
 162     }
 163 #else
 164     _conic_is_connected = TRUE;
 165 #endif
 166
 167     vprintf("%s(): return %d\n", __PRETTY_FUNCTION__,
 168             _window && _conic_is_connected);
 169     return _window && _conic_is_connected;
 170 }
 171
 172 /**
 173  * Save state and destroy all non-UI elements created by this program in
 174  * preparation for exiting.
 175  */
 176 static void
 177 maemo_mapper_destroy()
 178 {
 179     printf("%s()\n", __PRETTY_FUNCTION__);
 180
 181     /* _program and widgets have already been destroyed. */
 182     _window = NULL;
 183
 184     gps_destroy(FALSE);
 185
 186     path_destroy();
 187
 188     settings_save();
 189
 190     poi_destroy();
 191
 192     g_mutex_lock(_mut_priority_mutex);
 193     _mut_priority_tree = g_tree_new((GCompareFunc)mut_priority_comparefunc);
 194     g_mutex_unlock(_mut_priority_mutex);
 195
 196     /* Allow remaining downloads to finish. */
 197 #ifdef CONIC
 198     g_mutex_lock(_conic_connection_mutex);
 199     g_cond_broadcast(_conic_connection_cond);
 200     g_mutex_unlock(_conic_connection_mutex);
 201 #endif
 202     g_thread_pool_free(_mut_thread_pool, TRUE, TRUE);
 203
 204     if(_curr_repo->db)
 205     {
 206         RepoData* repo_p;
 207 #ifdef MAPDB_SQLITE
 208         g_mutex_lock(_mapdb_mutex);
 209         sqlite3_close(_curr_repo->db);
 210         _curr_repo->db = NULL;
 211         g_mutex_unlock(_mapdb_mutex);
 212 #else
 213         g_mutex_lock(_mapdb_mutex);
 214         repo_p = _curr_repo;
 215         while (repo_p) {
 216             if (repo_p->db) {
 217 /*                 /\* perform reorganization for layers which are auto refreshed *\/ */
 218 /*                 if (repo_p->layer_level && repo_p->layer_refresh_interval) */
 219 /*                     gdbm_reorganize (repo_p->db); */
 220                 gdbm_close(repo_p->db);
 221             }
 222             repo_p->db = NULL;
 223             repo_p = repo_p->layers;
 224         }
 225         g_mutex_unlock(_mapdb_mutex);
 226 #endif
 227     }
 228     map_cache_destroy();
 229
 230     gps_destroy(TRUE);
 231
 232     vprintf("%s(): return\n", __PRETTY_FUNCTION__);
 233 }
 234
 235 /**
 236  * Initialize everything required in preparation for calling gtk_main().
 237  */
 238 static void
 239 maemo_mapper_init(gint argc, gchar **argv)
 240 {
 241     GtkWidget *hbox, *label, *vbox;
 242     printf("%s()\n", __PRETTY_FUNCTION__);
 243
 244     /* Set enum-based constants. */
 245     UNITS_ENUM_TEXT[UNITS_KM] = _("km");
 246     UNITS_ENUM_TEXT[UNITS_MI] = _("mi.");
 247     UNITS_ENUM_TEXT[UNITS_NM] = _("n.m.");
 248
 249     ROTATE_DIR_ENUM_TEXT[ROTATE_DIR_UP] = _("Up");
 250     ROTATE_DIR_ENUM_TEXT[ROTATE_DIR_RIGHT] = _("Right");
 251     ROTATE_DIR_ENUM_TEXT[ROTATE_DIR_DOWN] = _("Down");
 252     ROTATE_DIR_ENUM_TEXT[ROTATE_DIR_LEFT] = _("Left");
 253
 254     UNBLANK_ENUM_TEXT[UNBLANK_WITH_GPS] = _("When Receiving Any GPS Data");
 255     UNBLANK_ENUM_TEXT[UNBLANK_WHEN_MOVING] = _("When Moving");
 256     UNBLANK_ENUM_TEXT[UNBLANK_FULLSCREEN] = _("When Moving (Full Screen Only)");
 257     UNBLANK_ENUM_TEXT[UNBLANK_WAYPOINT] = _("When Approaching a Waypoint");
 258     UNBLANK_ENUM_TEXT[UNBLANK_NEVER] = _("Never");
 259
 260     INFO_FONT_ENUM_TEXT[INFO_FONT_XXSMALL] = "xx-small";
 261     INFO_FONT_ENUM_TEXT[INFO_FONT_XSMALL] = "x-small";
 262     INFO_FONT_ENUM_TEXT[INFO_FONT_SMALL] = "small";
 263     INFO_FONT_ENUM_TEXT[INFO_FONT_MEDIUM] = "medium";
 264     INFO_FONT_ENUM_TEXT[INFO_FONT_LARGE] = "large";
 265     INFO_FONT_ENUM_TEXT[INFO_FONT_XLARGE] = "x-large";
 266     INFO_FONT_ENUM_TEXT[INFO_FONT_XXLARGE] = "xx-large";
 267
 268 #ifdef MAEMO_CHANGES /* probably not the best macro to check for here */
 269     CUSTOM_KEY_ICON[CUSTOM_KEY_UP] = HWK_BUTTON_UP;
 270     CUSTOM_KEY_ICON[CUSTOM_KEY_LEFT] = HWK_BUTTON_LEFT;
 271     CUSTOM_KEY_ICON[CUSTOM_KEY_DOWN] = HWK_BUTTON_DOWN;
 272     CUSTOM_KEY_ICON[CUSTOM_KEY_RIGHT] = HWK_BUTTON_RIGHT;
 273     CUSTOM_KEY_ICON[CUSTOM_KEY_SELECT] = HWK_BUTTON_SELECT;
 274     CUSTOM_KEY_ICON[CUSTOM_KEY_INCREASE] = HWK_BUTTON_INCREASE;
 275     CUSTOM_KEY_ICON[CUSTOM_KEY_DECREASE] = HWK_BUTTON_DECREASE;
 276     CUSTOM_KEY_ICON[CUSTOM_KEY_FULLSCREEN] = HWK_BUTTON_VIEW;
 277     CUSTOM_KEY_ICON[CUSTOM_KEY_ESC] = HWK_BUTTON_CANCEL;
 278 #else
 279     CUSTOM_KEY_ICON[CUSTOM_KEY_UP] = "Up";
 280     CUSTOM_KEY_ICON[CUSTOM_KEY_LEFT] = "Left";
 281     CUSTOM_KEY_ICON[CUSTOM_KEY_DOWN] = "Down";
 282     CUSTOM_KEY_ICON[CUSTOM_KEY_RIGHT] = "Right";
 283     CUSTOM_KEY_ICON[CUSTOM_KEY_SELECT] = "Enter";
 284     CUSTOM_KEY_ICON[CUSTOM_KEY_INCREASE] = "F7";
 285     CUSTOM_KEY_ICON[CUSTOM_KEY_DECREASE] = "F8";
 286     CUSTOM_KEY_ICON[CUSTOM_KEY_FULLSCREEN] = "F6";
 287     CUSTOM_KEY_ICON[CUSTOM_KEY_ESC] = "Esc";
 288 #endif
 289
 290     CUSTOM_KEY_DEFAULT[CUSTOM_KEY_UP] = CUSTOM_ACTION_RESET_VIEW_ANGLE;
 291     CUSTOM_KEY_DEFAULT[CUSTOM_KEY_LEFT] =CUSTOM_ACTION_ROTATE_COUNTERCLOCKWISE;
 292     CUSTOM_KEY_DEFAULT[CUSTOM_KEY_DOWN] = CUSTOM_ACTION_TOGGLE_AUTOROTATE;
 293     CUSTOM_KEY_DEFAULT[CUSTOM_KEY_RIGHT] = CUSTOM_ACTION_ROTATE_CLOCKWISE;
 294     CUSTOM_KEY_DEFAULT[CUSTOM_KEY_SELECT] = CUSTOM_ACTION_TOGGLE_AUTOCENTER;
 295     CUSTOM_KEY_DEFAULT[CUSTOM_KEY_INCREASE] = CUSTOM_ACTION_ZOOM_IN;
 296     CUSTOM_KEY_DEFAULT[CUSTOM_KEY_DECREASE] = CUSTOM_ACTION_ZOOM_OUT;
 297     CUSTOM_KEY_DEFAULT[CUSTOM_KEY_FULLSCREEN]= CUSTOM_ACTION_TOGGLE_FULLSCREEN;
 298     CUSTOM_KEY_DEFAULT[CUSTOM_KEY_ESC] = CUSTOM_ACTION_TOGGLE_TRACKS;
 299
 300     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_PAN_NORTH] = _("Pan North");
 301     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_PAN_WEST] = _("Pan West");
 302     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_PAN_SOUTH] = _("Pan South");
 303     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_PAN_EAST] = _("Pan East");
 304     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_PAN_UP] = _("Pan Up");
 305     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_PAN_DOWN] = _("Pan Down");
 306     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_PAN_LEFT] = _("Pan Left");
 307     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_PAN_RIGHT] = _("Pan Right");
 308     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_RESET_VIEW_ANGLE]
 309         = _("Reset Viewing Angle");
 310     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_ROTATE_CLOCKWISE]
 311         = _("Rotate View Clockwise");
 312     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_ROTATE_COUNTERCLOCKWISE]
 313         = _("Rotate View Counter-Clockwise");
 314     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_TOGGLE_AUTOCENTER]
 315         = _("Toggle Auto-Center");
 316     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_TOGGLE_AUTOROTATE]
 317         = _("Toggle Auto-Rotate");
 318     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_TOGGLE_FULLSCREEN]
 319         = _("Toggle Fullscreen");
 320     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_ZOOM_IN] = _("Zoom In");
 321     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_ZOOM_OUT] = _("Zoom Out");
 322     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_TOGGLE_TRACKING]
 323         = _("Toggle Tracking");
 324     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_TOGGLE_TRACKS]
 325         = _("Toggle Tracks/Routes");
 326     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_TOGGLE_SCALE] = _("Toggle Scale");
 327     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_TOGGLE_POI] = _("Toggle POIs");
 328     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_CHANGE_REPO]
 329         = _("Select Next Repository");
 330     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_ROUTE_DISTNEXT]
 331         = _("Show Distance to Next Waypoint");
 332     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_ROUTE_DISTLAST]
 333         = _("Show Distance to End of Route");
 334     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_TRACK_BREAK]=_("Insert Track Break");
 335     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_TRACK_CLEAR] = _("Clear Track");
 336     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_TRACK_DISTLAST]
 337         = _("Show Distance from Last Break");
 338     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_TRACK_DISTFIRST]
 339         = _("Show Distance from Beginning");
 340     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_TOGGLE_GPS] = _("Toggle GPS");
 341     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_TOGGLE_GPSINFO]=_("Toggle GPS Info");
 342     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_TOGGLE_SPEEDLIMIT]
 343         = _("Toggle Speed Limit");
 344     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_RESET_BLUETOOTH]
 345         = _("Reset Bluetooth");
 346     CUSTOM_ACTION_ENUM_TEXT[CUSTOM_ACTION_TOGGLE_LAYERS] = _("Toggle Layers");
 347
 348     DEG_FORMAT_ENUM_TEXT[DDPDDDDD] = "-dd.ddddd°";
 349     DEG_FORMAT_ENUM_TEXT[DD_MMPMMM] = "-dd°mm.mmm'";
 350     DEG_FORMAT_ENUM_TEXT[DD_MM_SSPS] = "-dd°mm'ss.s\"";
 351     DEG_FORMAT_ENUM_TEXT[DDPDDDDD_NSEW] = "dd.ddddd° S";
 352     DEG_FORMAT_ENUM_TEXT[DD_MMPMMM_NSEW] = "dd°mm.mmm' S";
 353     DEG_FORMAT_ENUM_TEXT[DD_MM_SSPS_NSEW] = "dd°mm'ss.s\" S";
 354     DEG_FORMAT_ENUM_TEXT[NSEW_DDPDDDDD] = "S dd.ddddd°";
 355     DEG_FORMAT_ENUM_TEXT[NSEW_DD_MMPMMM] = "S dd° mm.mmm'";
 356     DEG_FORMAT_ENUM_TEXT[NSEW_DD_MM_SSPS] = "S dd° mm' ss.s\"";
 357
 358     SPEED_LOCATION_ENUM_TEXT[SPEED_LOCATION_TOP_LEFT] = _("Top-Left");
 359     SPEED_LOCATION_ENUM_TEXT[SPEED_LOCATION_TOP_RIGHT] = _("Top-Right");
 360     SPEED_LOCATION_ENUM_TEXT[SPEED_LOCATION_BOTTOM_RIGHT] = _("Bottom-Right");
 361     SPEED_LOCATION_ENUM_TEXT[SPEED_LOCATION_BOTTOM_LEFT] = _("Bottom-Left");
 362
 363     GPS_RCVR_ENUM_TEXT[GPS_RCVR_BT] = _("Bluetooth");
 364     GPS_RCVR_ENUM_TEXT[GPS_RCVR_GPSD] = _("GPSD");
 365     GPS_RCVR_ENUM_TEXT[GPS_RCVR_FILE] = _("File");
 366
 367     /* Set up track array (must be done before config). */
 368     memset(&_track, 0, sizeof(_track));
 369     memset(&_route, 0, sizeof(_route));
 370     /* initialisation of paths is done in path_init() */
 371
 372     _mapdb_mutex = g_mutex_new();
 373     _mut_priority_mutex = g_mutex_new();
 374     _mouse_mutex = g_mutex_new();
 375
 376 #ifdef CONIC
 377     _conic_connection_mutex = g_mutex_new();
 378     _conic_connection_cond = g_cond_new();
 379 #endif
 380
 381     settings_init();
 382     map_cache_init(_map_cache_size);
 383
 384     /* Initialize _program. */
 385     _program = HILDON_PROGRAM(hildon_program_get_instance());
 386     g_set_application_name("Maemo Mapper");
 387
 388     /* Initialize _window. */
 389     _window = GTK_WIDGET(hildon_window_new());
 390     hildon_program_add_window(_program, HILDON_WINDOW(_window));
 391
 392     gtk_window_set_default_size(GTK_WINDOW(_window), 800, 480);
 393
 394     /* Lets go fullscreen if so requested in saved config */
 395     if (_fullscreen) {
 396       gtk_window_fullscreen(GTK_WINDOW(_window));
 397     }
 398
 399     /* Create and add widgets and supporting data. */
 400     hbox = gtk_hbox_new(FALSE, 0);
 401     gtk_container_add(GTK_CONTAINER(_window), hbox);
 402
 403     _gps_widget = gtk_frame_new("GPS Info");
 404     gtk_container_add(GTK_CONTAINER(_gps_widget),
 405             vbox = gtk_vbox_new(FALSE, 0));
 406     gtk_widget_set_size_request(GTK_WIDGET(_gps_widget), 180, 0);
 407     gtk_box_pack_start(GTK_BOX(hbox), _gps_widget, FALSE, TRUE, 0);
 408
 409     label = gtk_label_new(" ");
 410     gtk_widget_set_size_request(GTK_WIDGET(label), -1, 10);
 411     gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, TRUE, 0);
 412
 413     _text_lat = gtk_label_new(" --- ");
 414     gtk_widget_set_size_request(GTK_WIDGET(_text_lat), -1, 30);
 415     gtk_box_pack_start(GTK_BOX(vbox), _text_lat, FALSE, TRUE, 0);
 416
 417     _text_lon = gtk_label_new(" --- ");
 418     gtk_widget_set_size_request(GTK_WIDGET(_text_lon), -1, 30);
 419     gtk_box_pack_start(GTK_BOX(vbox), _text_lon, FALSE, TRUE, 0);
 420
 421     _text_speed = gtk_label_new(" --- ");
 422     gtk_widget_set_size_request(GTK_WIDGET(_text_speed), -1, 30);
 423     gtk_box_pack_start(GTK_BOX(vbox), _text_speed, FALSE, TRUE, 0);
 424
 425     _text_alt = gtk_label_new(" --- ");
 426     gtk_widget_set_size_request(GTK_WIDGET(_text_alt), -1, 30);
 427     gtk_box_pack_start(GTK_BOX(vbox), _text_alt, FALSE, TRUE, 0);
 428
 429     label = gtk_label_new(" ");
 430     gtk_widget_set_size_request(GTK_WIDGET(label), -1, 10);
 431     gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, TRUE, 0);
 432
 433     _sat_panel = gtk_drawing_area_new ();
 434     gtk_widget_set_size_request (_sat_panel, -1, 100);
 435     gtk_box_pack_start(GTK_BOX(vbox), _sat_panel, TRUE, TRUE, 0);
 436
 437     label = gtk_label_new(" ");
 438     gtk_widget_set_size_request(GTK_WIDGET(label), -1, 10);
 439     gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, TRUE, 0);
 440
 441     _text_time = gtk_label_new("--:--:--");
 442     gtk_widget_set_size_request(GTK_WIDGET(_text_time), -1, 30);
 443     gtk_box_pack_start(GTK_BOX(vbox), _text_time, FALSE, TRUE, 0);
 444
 445     _heading_panel = gtk_drawing_area_new ();
 446     gtk_widget_set_size_request (_heading_panel, -1, 100);
 447     gtk_box_pack_start(GTK_BOX(vbox), _heading_panel, TRUE, TRUE, 0);
 448
 449     _map_widget = gtk_drawing_area_new();
 450
 451     gtk_box_pack_start(GTK_BOX(hbox), _map_widget, TRUE, TRUE, 0);
 452
 453     gtk_widget_show_all(hbox);
 454     gps_show_info(); /* hides info, if necessary. */
 455
 456     gtk_widget_realize(_map_widget);
 457
 458     /* Tweak the foreground and background colors a little bit... */
 459     {
 460         GdkColor color;
 461         GdkGCValues values;
 462         GdkColormap *colormap = gtk_widget_get_colormap(_map_widget);
 463
 464         gdk_gc_get_values(
 465                 _map_widget->style->fg_gc[GTK_STATE_NORMAL],
 466                 &values);
 467         gdk_colormap_query_color(colormap, values.foreground.pixel, &color);
 468         gtk_widget_modify_fg(_map_widget, GTK_STATE_ACTIVE, &color);
 469
 470         gdk_gc_get_values(
 471                 _map_widget->style->bg_gc[GTK_STATE_NORMAL],
 472                 &values);
 473         gdk_colormap_query_color(colormap, values.foreground.pixel, &color);
 474         gtk_widget_modify_bg(_map_widget, GTK_STATE_ACTIVE, &color);
 475
 476         /* Use a black background for _map_widget, since missing tiles are
 477          * also drawn with a black background. */
 478         color.red = 0; color.green = 0; color.blue = 0;
 479         gtk_widget_modify_bg(_map_widget,
 480                 GTK_STATE_NORMAL, &color);
 481     }
 482
 483     _map_pixmap = gdk_pixmap_new(_map_widget->window, 1, 1, -1);
 484     /* -1: use bit depth of widget->window. */
 485
 486     _map_pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, 1, 1);
 487
 488     _mut_exists_table = g_hash_table_new(
 489             (GHashFunc)mut_exists_hashfunc, (GEqualFunc)mut_exists_equalfunc);
 490     _mut_priority_tree = g_tree_new((GCompareFunc)mut_priority_comparefunc);
 491
 492     _mut_thread_pool = g_thread_pool_new(
 493             (GFunc)thread_proc_mut, NULL, NUM_DOWNLOAD_THREADS, FALSE, NULL);
 494     _mrt_thread_pool = g_thread_pool_new(
 495             (GFunc)thread_render_map, NULL, 1, FALSE, NULL);
 496
 497     /* Connect signals. */
 498     g_signal_connect(G_OBJECT(_window), "destroy",
 499             G_CALLBACK(gtk_main_quit), NULL);
 500
 501     memset(&_autoroute_data, 0, sizeof(_autoroute_data));
 502
 503     latlon2unit(_gps.lat, _gps.lon, _pos.unitx, _pos.unity);
 504
 505     /* Initialize our line styles. */
 506     update_gcs();
 507
 508     menu_init();
 509     cmenu_init();
 510     path_init();
 511     gps_init();
 512     input_init();
 513     poi_db_connect();
 514     display_init();
 515     dbus_ifc_init();
 516
 517     /* If present, attempt to load the file specified on the command line. */
 518     if(argc > 1)
 519     {
 520         GnomeVFSResult vfs_result;
 521         gint size;
 522         gchar *buffer;
 523         gchar *file_uri;
 524
 525         /* Get the selected filename. */
 526         file_uri = gnome_vfs_make_uri_from_shell_arg(argv[1]);
 527
 528         if(GNOME_VFS_OK != (vfs_result = gnome_vfs_read_entire_file(
 529                         file_uri, &size, &buffer)))
 530         {
 531             gchar buffer[BUFFER_SIZE];
 532             snprintf(buffer, sizeof(buffer),
 533                     "%s:\n%s", _("Failed to open file for reading"),
 534                     gnome_vfs_result_to_string(vfs_result));
 535             popup_error(_window, buffer);
 536         }
 537         else
 538         {
 539             if(gpx_path_parse(&_route, buffer, size, 0))
 540             {
 541                 path_save_route_to_db();
 542                 MACRO_BANNER_SHOW_INFO(_window, _("Route Opened"));
 543             }
 544             else
 545                 popup_error(_window, _("Error parsing GPX file."));
 546             g_free(buffer);
 547         }
 548         g_free(file_uri);
 549     }
 550
 551     /* If we have a route, calculate the next point. */
 552     route_find_nearest_point();
 553
 554 #ifdef CONIC
 555     _conic_conn = con_ic_connection_new();
 556     g_object_set(_conic_conn, "automatic-connection-events", TRUE, NULL);
 557     g_signal_connect(G_OBJECT(_conic_conn), "connection-event",
 558             G_CALLBACK(conic_conn_event), NULL);
 559 #endif
 560
 561     g_idle_add((GSourceFunc)window_present, NULL);
 562
 563
 564     osso_hw_set_event_cb(_osso, NULL, osso_cb_hw_state, NULL);
 565
 566     vprintf("%s(): return\n", __PRETTY_FUNCTION__);
 567 }
 568
 569 static gboolean
 570 osso_cb_hw_state_idle(osso_hw_state_t *state)
 571 {
 572     static gboolean _must_save_data = FALSE;
 573     printf("%s(inact=%d, save=%d, shut=%d, memlow=%d, state=%d)\n",
 574             __PRETTY_FUNCTION__, state->system_inactivity_ind,
 575             state->save_unsaved_data_ind, state->shutdown_ind,
 576             state->memory_low_ind, state->sig_device_mode_ind);
 577
 578     if(state->shutdown_ind)
 579     {
 580         maemo_mapper_destroy();
 581         exit(1);
 582     }
 583
 584     if(state->save_unsaved_data_ind)
 585     {
 586         settings_save();
 587         _must_save_data = TRUE;
 588     }
 589
 590     if(state->memory_low_ind)
 591     {
 592         // Disable the map cache and set the next max cache size to
 593         // slightly less than the current cache size.
 594         _map_cache_size = map_cache_resize(0) * 0.8;
 595         _map_cache_enabled = FALSE;
 596     }
 597     else
 598     {
 599         if(!_map_cache_enabled)
 600         {
 601             // Restore the map cache.
 602             map_cache_resize(_map_cache_size);
 603             _map_cache_enabled = TRUE;
 604         }
 605     }
 606
 607     g_free(state);
 608
 609     vprintf("%s(): return\n", __PRETTY_FUNCTION__);
 610     return FALSE;
 611 }
 612
 613 static void
 614 osso_cb_hw_state(osso_hw_state_t *state, gpointer data)
 615 {
 616     printf("%s()\n", __PRETTY_FUNCTION__);
 617     osso_hw_state_t *state_copy = g_new(osso_hw_state_t, 1);
 618     memcpy(state_copy, state, sizeof(osso_hw_state_t));
 619     g_idle_add((GSourceFunc)osso_cb_hw_state_idle, state_copy);
 620     vprintf("%s(): return\n", __PRETTY_FUNCTION__);
 621 }
 622
 623 gint
 624 main(gint argc, gchar *argv[])
 625 {
 626     printf("%s()\n", __PRETTY_FUNCTION__);
 627
 628     /* Initialize localization. */
 629     setlocale(LC_ALL, "");
 630     bindtextdomain(GETTEXT_PACKAGE, LOCALEDIR);
 631     bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
 632     textdomain(GETTEXT_PACKAGE);
 633
 634     g_thread_init(NULL);
 635
 636     /* Initialize _osso. */
 637     _osso = osso_initialize("com.gnuite.maemo_mapper", VERSION, TRUE, NULL);
 638     if(!_osso)
 639     {
 640         g_printerr("osso_initialize failed.\n");
 641         return 1;
 642     }
 643
 644     gtk_init(&argc, &argv);
 645
 646     /* Init gconf. */
 647     g_type_init();
 648     gconf_init(argc, argv, NULL);
 649
 650     /* Init Gnome-VFS. */
 651     gnome_vfs_init();
 652
 653 #ifdef DEBUG
 654     /* This is just some helpful DBUS testing code. */
 655     if(argc >= 3)
 656     {
 657         /* Try to set the center to a new lat/lon. */
 658         GError *error = NULL;
 659         gchar *error_check;
 660         gdouble lat, lon;
 661         DBusGConnection *bus;
 662         DBusGProxy *proxy;
 663
 664         bus = dbus_g_bus_get(DBUS_BUS_SESSION, &error);
 665         if(!bus || error)
 666         {
 667             g_printerr("Error: %s\n", error->message);
 668             return -1;
 669         }
 670
 671         proxy = dbus_g_proxy_new_for_name(bus,
 672                         MM_DBUS_SERVICE, MM_DBUS_PATH, MM_DBUS_INTERFACE);
 673
 674         lat = g_ascii_strtod((argv[1]), &error_check);
 675         if(error_check == argv[1])
 676         {
 677             g_printerr("Failed to parse string as float: %s\n", argv[1]);
 678             return 1;
 679         }
 680
 681         lon = g_ascii_strtod((argv[2]), &error_check);
 682         if(error_check == argv[2])
 683         {
 684             g_printerr("Failed to parse string as float: %s\n", argv[2]);
 685             return 2;
 686         }
 687
 688         error = NULL;
 689         if(argc >= 4)
 690         {
 691             /* We are specifying a zoom. */
 692             gint zoom;
 693
 694             zoom = g_ascii_strtod((argv[3]), &error_check);
 695             if(error_check == argv[3])
 696             {
 697                 g_printerr("Failed to parse string as integer: %s\n", argv[3]);
 698                 return 3;
 699             }
 700             if(!dbus_g_proxy_call(proxy, MM_DBUS_METHOD_SET_VIEW_POSITION,
 701                         &error,
 702                         G_TYPE_DOUBLE, lat, G_TYPE_DOUBLE, lon,
 703                         G_TYPE_INT, zoom, G_TYPE_INVALID,
 704                         G_TYPE_INVALID)
 705                     || error)
 706             {
 707                 g_printerr("Error: %s\n", error->message);
 708                 return 4;
 709             }
 710         }
 711         else
 712         {
 713             /* Not specifying a zoom. */
 714             if(!dbus_g_proxy_call(proxy, MM_DBUS_METHOD_SET_VIEW_POSITION,
 715                         &error,
 716                         G_TYPE_DOUBLE, lat, G_TYPE_DOUBLE, lon, G_TYPE_INVALID,
 717                         G_TYPE_INVALID)
 718                     || error)
 719             {
 720                 g_printerr("Error: %s\n", error->message);
 721                 return -2;
 722             }
 723         }
 724
 725         g_object_unref(proxy);
 726         dbus_g_connection_unref(bus);
 727
 728         return 0;
 729     }
 730 #endif
 731
 732     maemo_mapper_init(argc, argv);
 733
 734     gtk_main();
 735
 736     maemo_mapper_destroy();
 737
 738     osso_deinitialize(_osso);
 739
 740     vprintf("%s(): return\n", __PRETTY_FUNCTION__);
 741     exit(0);
 742 }
 743