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Tk_MainWindow(3)	     Tk Library Procedures	      Tk_MainWindow(3)

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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->result.

KEYWORDS
       application, main window

Tk				      7.0		      Tk_MainWindow(3)

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