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