Tk_MainWindow(3)

_________________________________________________________________

NAME
       Tk_MainWindow - find the main window for an application

SYNOPSIS
       #include <<tk.h>>

       Tk_Window
       Tk_MainWindow(interp)

ARGUMENTS
       Tcl_Interp   *interp     (in/out)  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-&gt;result.

KEYWORDS
       application, main window