TAO/examples/AMI/FL_Callback/progress.cpp

   1 #include "Progress_i.h"
   2 #include "ace/Get_Opt.h"
   3 #include "ace/OS_NS_stdio.h"
   4 #include "tao/FlResource/FlResource_Loader.h"
   5
   6 #include <FL/Fl.H>
   7 #include <FL/Fl_Window.H>
   8
   9 const ACE_TCHAR *ior_output_file = ACE_TEXT("progress.ior");
  10 int n_iterations = 1000;
  11 int n_peers = 1;
  12
  13 int
  14 parse_args (int argc, ACE_TCHAR *argv[])
  15 {
  16   ACE_Get_Opt get_opts (argc, argv, ACE_TEXT("o:p:i:"));
  17   int c;
  18
  19   while ((c = get_opts ()) != -1)
  20     switch (c)
  21       {
  22       case 'o':
  23         ior_output_file = get_opts.opt_arg ();
  24         break;
  25
  26       case 'p':
  27         n_peers = ACE_OS::atoi (get_opts.opt_arg ());
  28         break;
  29
  30       case 'i':
  31         n_iterations = ACE_OS::atoi (get_opts.opt_arg ());
  32         break;
  33
  34       case '?':
  35       default:
  36         ACE_ERROR_RETURN ((LM_ERROR,
  37                            "usage:  %s "
  38                            "-o <iorfile>"
  39                            "-p <peers>"
  40                            "-i <iterations>"
  41                            "\n",
  42                            argv [0]),
  43                           -1);
  44       }
  45   // Indicates successful parsing of the command line
  46   return 0;
  47 }
  48
  49 int
  50 ACE_TMAIN(int argc, ACE_TCHAR *argv[])
  51 {
  52   TAO::FlResource_Loader fl_loader;
  53   try
  54     {
  55       CORBA::ORB_var orb =
  56         CORBA::ORB_init (argc, argv);
  57
  58       if (parse_args (argc, argv) != 0)
  59         return 1;
  60
  61       int w = 320;
  62       int h = 30 * n_peers + 20;
  63       Fl_Window window(w, h);
  64
  65       Progress_Window sw (n_peers, n_iterations,
  66                           10,
  67                           10,
  68                           window.w () - 20,
  69                           window.h () - 20);
  70       window.resizable (&sw);
  71
  72       window.end ();
  73
  74       char* targv[] = { ACE_TEXT_ALWAYS_CHAR (argv[0]) };
  75       window.show (1, targv);
  76
  77       sw.show ();
  78
  79       CORBA::Object_var poa_object =
  80         orb->resolve_initial_references("RootPOA");
  81
  82       if (CORBA::is_nil (poa_object.in ()))
  83         ACE_ERROR_RETURN ((LM_ERROR,
  84                            " (%P|%t) Unable to initialize the POA.\n"),
  85                           1);
  86
  87       PortableServer::POA_var root_poa =
  88         PortableServer::POA::_narrow (poa_object.in ());
  89
  90       PortableServer::POAManager_var poa_manager =
  91         root_poa->the_POAManager ();
  92
  93       poa_manager->activate ();
  94
  95       Progress_i server_impl (&sw);
  96
  97       Progress_var server =
  98         server_impl._this ();
  99
 100       CORBA::String_var ior =
 101         orb->object_to_string (server.in ());
 102
 103       ACE_DEBUG ((LM_DEBUG, "Activated as <%C>\n", ior.in ()));
 104
 105       // If the ior_output_file exists, output the ior to it
 106       if (ior_output_file != 0)
 107         {
 108           FILE *output_file= ACE_OS::fopen (ior_output_file, "w");
 109           if (output_file == 0)
 110             ACE_ERROR_RETURN ((LM_ERROR,
 111                                "Cannot open output file for writing IOR: %s",
 112                                ior_output_file),
 113                               1);
 114           ACE_OS::fprintf (output_file, "%s", ior.in ());
 115           ACE_OS::fclose (output_file);
 116         }
 117
 118       if (Fl::run () == -1)
 119         ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "Fl::run"), -1);
 120       ACE_DEBUG ((LM_DEBUG, "event loop finished\n"));
 121     }
 122   catch (const CORBA::Exception& ex)
 123     {
 124       ex._tao_print_exception ("Caught exception:");
 125       return 1;
 126     }
 127   return 0;
 128 }