// Reads a .desktop file and returns the app name, the command to launch and the icon name.
// Returns 0 if it didn't work.
// Free the strings after usage.
static int
_parse_desktop_file(const char *desktop_file_path, char **app_name, char **app_command, char **app_icon_name)
{
   EINA_RW_SLICE_DECLARE(slice, 1024);
   Efl_Io_File *desktop_file;
   int ret = 0;

   desktop_file = efl_new(EFL_IO_FILE_CLASS,
                          efl_file_set(efl_added, desktop_file_path),
                          efl_io_closer_close_on_invalidate_set(efl_added, EINA_TRUE));

   if (!desktop_file)
     return 0;

   char *name = NULL, *command = NULL, *icon = NULL, *tmp = NULL, *nodisplay = NULL;
   while (!efl_io_reader_eos_get(desktop_file) &&
          efl_io_reader_read(desktop_file, &slice) == EINA_ERROR_NO_ERROR)
     {
        char *content = eina_rw_slice_strdup(slice);
        char *ptr = content;
        while ((ptr = strchr(ptr, '\n')))
          {
             ptr++;
             _parse_token(ptr, "Name=", &name);
             _parse_token(ptr, "Exec=", &command);
             _parse_token(ptr, "Icon=", &icon);
             _parse_token(ptr, "OnlyShowIn=", &tmp);
             _parse_token(ptr, "NoDisplay", &nodisplay);
          }
        free(content);
     }
   if (name && command && icon && !tmp && (!nodisplay || eina_streq(nodisplay, "false")))
     {
        *app_name = name;
        *app_command = command;
        *app_icon_name = icon;
        ret = 1;
     }
   else
     {
        if (name)
          free(name);
        if (command)
          free(command);
        if (icon)
          free(icon);
     }

   efl_unref(desktop_file);

   return ret;
}