getting terminal display size?

[Grant Edwards]

On 2007-02-26, Grant Edwards <grante at visi.com> wrote:
> On 2007-02-26, jeff <jeffrey.aylesworth at gmail.com> wrote:
>
>> I looked around a lot on the internet and couldn't find out how to do
>> this, how do I get the sizer (in rows and columns) of the view?
>
> You use the TIOCGWINSZ ioctl() call on the tty device in question.
>
>   import termios, fcntl, struct, sys
>
>   s = struct.pack("HHHH", 0, 0, 0, 0)
>   fd_stdout = sys.stdout.fileno()
>   x = fcntl.ioctl(fd_stdout, termios.TIOCGWINSZ, s)
>   print '(rows, cols, x pixels, y pixels) =',
>   print struct.unpack("HHHH", x)

You may also want to handle the WINCH signal so that you know
when the window size has been changed.

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