Re: [gtkmm] Glib::ustring -> int

[Christian Meyer <chrisime uni de>]

hi!

Am Mit, 2002-09-04 um 08.46 schrieb Benjamin A. Cooper:
> This may be a dumb question, but I am new to C++ and to gtkmm, as well 
> as GTK+ in general.
> 
> I have a Glib::ustring (returned from one of the widgets) I want to 
> convert it to an integer for use elsewhere in my program.
> 
> I tried the standard C function "atoi" but it does not work, I get the 
> following error:
> cannot convert `Glib::ustring' to `const char*' for argument `
>     1' to `long int atol(const char*)'
> 
> How do I get an int from the string (and a float as well)?

Try that:

  Glib::ustring str;
  str = "123";
  locale_from_utf8 (str);

  const char *c = str.c_str();
  atol(c);
  cout << str; // DEBUG

Greetings,
Christian