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 #include "viking.h"
  23 #include "icons/viking_icon.png_h"
  24 #include "mapcache.h"
  25 #include "background.h"
  26 #include "dems.h"
  27 #include "curl_download.h"
  28
  29 #include <string.h>
  30
  31 #include "modules.h"
  32
  33 #define MAX_WINDOWS 1024
  34
  35 static guint window_count = 0;
  36
  37 static VikWindow *new_window ();
  38 static void open_window ( VikWindow *vw, const gchar **files );
  39 static void destroy( GtkWidget *widget,
  40                      gpointer   data );
  41
  42
  43 /* Another callback */
  44 static void destroy( GtkWidget *widget,
  45                      gpointer   data )
  46 {
  47     if ( ! --window_count )
  48       gtk_main_quit ();
  49 }
  50
  51 static VikWindow *new_window ()
  52 {
  53   if ( window_count < MAX_WINDOWS )
  54   {
  55     VikWindow *vw = vik_window_new ();
  56
  57     g_signal_connect (G_OBJECT (vw), "destroy",
  58                       G_CALLBACK (destroy), NULL);
  59     g_signal_connect (G_OBJECT (vw), "newwindow",
  60                       G_CALLBACK (new_window), NULL);
  61     g_signal_connect (G_OBJECT (vw), "openwindow",
  62                       G_CALLBACK (open_window), NULL);
  63
  64     gtk_widget_show_all ( GTK_WIDGET(vw) );
  65
  66     window_count++;
  67
  68     return vw;
  69   }
  70   return NULL;
  71 }
  72
  73 static void open_window ( VikWindow *vw, const gchar **files )
  74 {
  75   VikWindow *newvw = new_window();
  76   gboolean change_fn = (!files[1]); /* only change fn if one file */
  77   if ( newvw )
  78     while ( *files ) {
  79       vik_window_open_file ( newvw, *(files++), change_fn );
  80     }
  81 }
  82
  83 int main( int argc, char *argv[] )
  84 {
  85   VikWindow *first_window;
  86   GdkPixbuf *main_icon;
  87   gboolean dashdash_already = FALSE;
  88   int i = 0;
  89
  90   g_thread_init ( NULL );
  91   gdk_threads_init ();
  92
  93   gtk_init (&argc, &argv);
  94
  95   curl_download_init();
  96
  97   /* Init modules/plugins */
  98   modules_init();
  99
 100   a_mapcache_init ();
 101   a_background_init ();
 102
 103   /* Set the icon */
 104   main_icon = gdk_pixbuf_from_pixdata(&viking_icon, FALSE, NULL);
 105   gtk_window_set_default_icon(main_icon);
 106
 107   /* Create the first window */
 108   first_window = new_window();
 109
 110   gdk_threads_enter ();
 111   while ( ++i < argc ) {
 112     if ( strcmp(argv[i],"--") == 0 && !dashdash_already )
 113       dashdash_already = TRUE; /* hack to open '-' */
 114     else
 115       vik_window_open_file ( first_window, argv[i], argc == 2 );
 116   }
 117
 118   gtk_main ();
 119   gdk_threads_leave ();
 120
 121   a_mapcache_uninit ();
 122   a_dems_uninit ();
 123
 124   return 0;
 125 }