gio/tests/gapplication-example-cmdline3.c

   1 #include <gio/gio.h>
   2 #include <stdlib.h>
   3 #include <string.h>
   4
   5 static gboolean
   6 my_cmdline_handler (gpointer data)
   7 {
   8   GApplicationCommandLine *cmdline = data;
   9   gchar **args;
  10   gchar **argv;
  11   gint argc;
  12   gint arg1;
  13   gboolean arg2;
  14   gboolean help;
  15   GOptionContext *context;
  16   GOptionEntry entries[] = {
  17     { "arg1", 0, 0, G_OPTION_ARG_INT, &arg1, NULL, NULL },
  18     { "arg2", 0, 0, G_OPTION_ARG_NONE, &arg2, NULL, NULL },
  19     { "help", '?', 0, G_OPTION_ARG_NONE, &help, NULL, NULL },
  20     { NULL }
  21   };
  22   GError *error;
  23   gint i;
  24
  25   args = g_application_command_line_get_arguments (cmdline, &argc);
  26
  27   /* We have to make an extra copy of the array, since g_option_context_parse()
  28    * assumes that it can remove strings from the array without freeing them.
  29    */
  30   argv = g_new (gchar*, argc + 1);
  31   for (i = 0; i <= argc; i++)
  32     argv[i] = args[i];
  33
  34   context = g_option_context_new (NULL);
  35   g_option_context_set_help_enabled (context, FALSE);
  36   g_option_context_add_main_entries (context, entries, NULL);
  37
  38   arg1 = 0;
  39   arg2 = FALSE;
  40   help = FALSE;
  41   error = NULL;
  42   if (!g_option_context_parse (context, &argc, &argv, &error))
  43     {
  44       g_application_command_line_printerr (cmdline, "%s\n", error->message);
  45       g_error_free (error);
  46       g_application_command_line_set_exit_status (cmdline, 1);
  47     }
  48   else if (help)
  49     {
  50       gchar *text;
  51       text = g_option_context_get_help (context, FALSE, NULL);
  52       g_application_command_line_print (cmdline, "%s",  text);
  53       g_free (text);
  54     }
  55   else
  56     {
  57       g_application_command_line_print (cmdline, "arg1 is %d and arg2 is %s\n",
  58                                         arg1, arg2 ? "TRUE" : "FALSE");
  59       g_application_command_line_set_exit_status (cmdline, 0);
  60     }
  61
  62   g_free (argv);
  63   g_strfreev (args);
  64
  65   g_option_context_free (context);
  66
  67   /* we are done handling this commandline */
  68   g_object_unref (cmdline);
  69
  70   return G_SOURCE_REMOVE;
  71 }
  72
  73 static int
  74 command_line (GApplication            *application,
  75               GApplicationCommandLine *cmdline)
  76 {
  77   /* keep the application running until we are done with this commandline */
  78   g_application_hold (application);
  79
  80   g_object_set_data_full (G_OBJECT (cmdline),
  81                           "application", application,
  82                           (GDestroyNotify)g_application_release);
  83
  84   g_object_ref (cmdline);
  85   g_idle_add (my_cmdline_handler, cmdline);
  86
  87   return 0;
  88 }
  89
  90 int
  91 main (int argc, char **argv)
  92 {
  93   GApplication *app;
  94   int status;
  95
  96   app = g_application_new ("org.gtk.TestApplication",
  97                            G_APPLICATION_HANDLES_COMMAND_LINE);
  98   g_signal_connect (app, "command-line", G_CALLBACK (command_line), NULL);
  99   g_application_set_inactivity_timeout (app, 10000);
 100
 101   status = g_application_run (app, argc, argv);
 102
 103   g_object_unref (app);
 104
 105   return status;
 106 }