contrib/luacurses/test/filter.lua

   1
   2 require("curses");
   3
   4 function read_cmd()
   5     curses.attron(curses.A_BOLD);
   6     curses.addstr("Command: ");
   7     curses.attron(underline);
   8     local s = "";
   9     while (true) do
  10         local c = string.char(curses.getch());
  11         if (c == '\n') then break; end
  12         s = s .. c;
  13     end
  14     curses.attroff(underline);
  15     curses.attroff(curses.A_BOLD);
  16     curses.addch("\n");
  17
  18     return s;
  19 end
  20
  21
  22 curses.filter();
  23 curses.initscr();
  24 curses.cbreak();
  25 curses.keypad(curses.stdscr(), TRUE);
  26
  27 if (curses.has_colors()) then
  28     curses.start_color();
  29     curses.init_pair(1, curses.COLOR_CYAN, curses.COLOR_BLACK);
  30     underline = curses.COLOR_PAIR(1);
  31 else
  32     underline = curses.A_UNDERLINE;
  33 end
  34
  35 while (true) do
  36     local s = read_cmd();
  37     if (s == "exit") then break; end
  38     curses.reset_shell_mode();
  39     io.write("\n");
  40     io.flush(io.stdout);
  41     os.execute(s);
  42     curses.reset_prog_mode();
  43     curses.touchwin(curses.stdscr());
  44     curses.erase();
  45     curses.refresh();
  46 end
  47
  48 curses.endwin();
  49