src/main.c

   1 /*
   2  * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
   3  *
   4  * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG
  23 #include "config.h"
  24 #endif /* HAVE_CONFIG */
  25
  26 #include "viking.h"
  27 #include "icons/icons.h"
  28 #include "mapcache.h"
  29 #include "background.h"
  30 #include "dems.h"
  31 #include "curl_download.h"
  32 #include "preferences.h"
  33 #include "globals.h"
  34
  35 #ifdef VIK_CONFIG_GEOCACHES
  36 void a_datasource_gc_init();
  37 #endif
  38
  39 #include <stdlib.h>
  40 #include <string.h>
  41
  42 #include <glib/gprintf.h>
  43 #include <glib/gi18n.h>
  44
  45 #include "modules.h"
  46
  47 #define MAX_WINDOWS 1024
  48
  49 /* FIXME LOCALEDIR must be configured by ./configure --localedir */
  50 /* But something does not work actually. */
  51 /* So, we need to redefine this variable on windows. */
  52 #ifdef WINDOWS
  53 #undef LOCALEDIR
  54 #define LOCALEDIR "locale"
  55 #endif
  56
  57 static guint window_count = 0;
  58
  59 static VikWindow *new_window ();
  60 static void open_window ( VikWindow *vw, const gchar **files );
  61 static void destroy( GtkWidget *widget,
  62                      gpointer   data );
  63
  64 /* Callback to mute log message */
  65 static void mute_log(const gchar *log_domain,
  66                      GLogLevelFlags log_level,
  67                      const gchar *message,
  68                      gpointer user_data)
  69 {
  70   /* Nothing to do, we just want to mute */
  71 }
  72
  73 /* Another callback */
  74 static void destroy( GtkWidget *widget,
  75                      gpointer   data )
  76 {
  77     if ( ! --window_count )
  78       gtk_main_quit ();
  79 }
  80
  81 static VikWindow *new_window ()
  82 {
  83   if ( window_count < MAX_WINDOWS )
  84   {
  85     VikWindow *vw = vik_window_new ();
  86
  87     g_signal_connect (G_OBJECT (vw), "destroy",
  88                       G_CALLBACK (destroy), NULL);
  89     g_signal_connect (G_OBJECT (vw), "newwindow",
  90                       G_CALLBACK (new_window), NULL);
  91     g_signal_connect (G_OBJECT (vw), "openwindow",
  92                       G_CALLBACK (open_window), NULL);
  93
  94     gtk_widget_show_all ( GTK_WIDGET(vw) );
  95
  96     window_count++;
  97
  98     return vw;
  99   }
 100   return NULL;
 101 }
 102
 103 static void open_window ( VikWindow *vw, const gchar **files )
 104 {
 105   VikWindow *newvw = new_window();
 106   gboolean change_fn = (!files[1]); /* only change fn if one file */
 107   if ( newvw )
 108     while ( *files ) {
 109       vik_window_open_file ( newvw, *(files++), change_fn );
 110     }
 111 }
 112
 113 /* Options */
 114 static GOptionEntry entries[] =
 115 {
 116   { "small_waypoint", 's', 0, G_OPTION_ARG_NONE, &vik_use_small_wp_icons, N_("Use smaller symbols for waypoints"), NULL },
 117   { "debug", 'd', 0, G_OPTION_ARG_NONE, &vik_debug, N_("Enable debug output"), NULL },
 118   { "verbose", 'V', 0, G_OPTION_ARG_NONE, &vik_verbose, N_("Enable verbose output"), NULL },
 119   { "version", 'v', 0, G_OPTION_ARG_NONE, &vik_version, N_("Show version"), NULL },
 120   { NULL }
 121 };
 122
 123 int main( int argc, char *argv[] )
 124 {
 125   VikWindow *first_window;
 126   GdkPixbuf *main_icon;
 127   gboolean dashdash_already = FALSE;
 128   int i = 0;
 129   GError *error = NULL;
 130   gboolean gui_initialized;
 131
 132   bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR);
 133   bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
 134   textdomain (GETTEXT_PACKAGE);
 135
 136   g_thread_init ( NULL );
 137   gdk_threads_init ();
 138
 139   gui_initialized = gtk_init_with_args (&argc, &argv, "files+", entries, NULL, &error);
 140   if (!gui_initialized)
 141   {
 142     /* check if we have an error message */
 143     if (error == NULL)
 144     {
 145       /* no error message, the GUI initialization failed */
 146       const gchar *display_name = gdk_get_display_arg_name ();
 147       g_fprintf (stderr, "Failed to open display: %s\n", (display_name != NULL) ? display_name : " ");
 148     }
 149     else
 150     {
 151       /* yep, there's an error, so print it */
 152       g_fprintf (stderr, "Parsing command line options failed: %s\n", error->message);
 153       g_error_free (error);
 154       g_fprintf (stderr, "Run \"%s --help\" to see the list of recognized options.\n",argv[0]);
 155     }
 156     return EXIT_FAILURE;
 157   }
 158
 159   if (vik_version)
 160   {
 161     g_printf ("%s %s, Copyright (c) 2003-2007 Evan Battaglia\n", PACKAGE_NAME, PACKAGE_VERSION);
 162     return EXIT_SUCCESS;
 163   }
 164
 165   if (!vik_debug)
 166     g_log_set_handler (NULL, G_LOG_LEVEL_DEBUG, mute_log, NULL);
 167
 168   curl_download_init();
 169
 170   a_preferences_init ();
 171
 172   a_vik_preferences_init ();
 173
 174   /* Init modules/plugins */
 175   modules_init();
 176
 177   a_mapcache_init ();
 178   a_background_init ();
 179
 180 #ifdef VIK_CONFIG_GEOCACHES
 181   a_datasource_gc_init();
 182 #endif
 183
 184   /* Set the icon */
 185   main_icon = gdk_pixbuf_from_pixdata(&viking_pixbuf, FALSE, NULL);
 186   gtk_window_set_default_icon(main_icon);
 187
 188   /* Create the first window */
 189   first_window = new_window();
 190
 191   gdk_threads_enter ();
 192   while ( ++i < argc ) {
 193     if ( strcmp(argv[i],"--") == 0 && !dashdash_already )
 194       dashdash_already = TRUE; /* hack to open '-' */
 195     else
 196       vik_window_open_file ( first_window, argv[i], argc == 2 );
 197   }
 198
 199   gtk_main ();
 200   gdk_threads_leave ();
 201
 202   a_mapcache_uninit ();
 203   a_dems_uninit ();
 204   a_preferences_uninit ();
 205
 206   return 0;
 207 }