Tk_MainWindow(3)

NAME
Tk_MainWindow - find the main window for an application

SYNOPSIS
#include <tk.h>

Tk_Window
Tk_MainWindow(interp)

ARGUMENTS
Interpreter associated with the application.

DESCRIPTION

If interp is associated with a Tk application then Tk_MainWindow returns the application's main window. If there is no Tk application associated with interp then Tk_MainWindow returns NULL and leaves an error message in interp->result.

KEYWORDS
application, main window