c/vizionix/mkxsock.c

   1 #include <stdlib.h>
   2 #include <stdio.h>
   3 #include <getopt.h>
   4 #include <gtk/gtk.h>
   5
   6 #define ENV_PREFIX "XSOCK_"
   7
   8 int return_true(void) { return 1; }
   9
  10 void print_help(char ** argv) {
  11         printf(
  12                 "Usage: %s [args]\n"
  13                 "Args:\n"
  14                 "\t -c color\n"
  15                 "\t -w width\n"
  16                 "\t -h height\n"
  17                 //"\t -r reuse " ENV_PREFIX "* from environment\n"
  18                 "\t -? (display help)"
  19                 "\nExample: %s -c black -w 640 -h 480\n\n",
  20                 argv[0], argv[0]);
  21 }
  22
  23 gint main(gint argc, gchar ** argv)
  24 {
  25         gchar *colorstr = "black";
  26         int width = 640;
  27         int height = 480;
  28
  29         int opt;
  30         while ((opt = getopt(argc, argv, "?c:w:h:")) != -1) {
  31                 switch (opt) {
  32                         case 'c':
  33                                 colorstr = optarg;
  34                                 break;
  35                         case 'w':
  36                                 width = atoi(optarg);
  37                                 break;
  38                         case 'h':
  39                                 height = atoi(optarg);
  40                                 break;
  41                         case 'r': //Not yet
  42                                 if(getenv(ENV_PREFIX"PID")
  43                                         && getenv(ENV_PREFIX"WID")
  44                                         && kill(atoi(getenv(ENV_PREFIX"PID")), 0)
  45                                 ) {
  46                                         puts("REUSABLE");
  47                                         return 0;
  48                                 }
  49                                 break;
  50                         case '?':
  51                                 print_help(argv);
  52                                 return 0;
  53                                 break;
  54                 }
  55         }
  56
  57         //printf("%s\n", colorstr); return 0;
  58
  59         gtk_init(&argc, &argv);
  60
  61         //Colors
  62         GdkColor color;
  63         gdk_color_parse(colorstr, &color);
  64
  65         //Create window
  66         GtkWidget *win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
  67         GtkWidget *sock = gtk_socket_new();
  68         g_signal_connect(sock, "plug-removed", G_CALLBACK(return_true), NULL);
  69         g_signal_connect(win, "delete-event", gtk_main_quit, NULL);
  70         gtk_widget_set_size_request(sock, width, height);
  71         gtk_widget_modify_bg(sock, GTK_STATE_NORMAL, &color);
  72         gtk_container_add(GTK_CONTAINER(win), sock);
  73         gtk_widget_show_all(win);
  74
  75         //Print id
  76         GdkNativeWindow wid = gtk_socket_get_id(GTK_SOCKET(sock));
  77         int pid;
  78         if ((pid = fork())) {
  79                 printf(ENV_PREFIX"WID=%d\n"ENV_PREFIX"PID=%d\n", wid, pid);
  80                 return 0;
  81         }
  82         fclose(stdout);
  83
  84         //Run
  85         gtk_main();
  86         return 0;
  87 }