45 lines
1.2 KiB
Groff
45 lines
1.2 KiB
Groff
'\"
|
|
'\" Copyright (c) 1990 The Regents of the University of California.
|
|
'\" Copyright (c) 1994-1996 Sun Microsystems, Inc.
|
|
'\"
|
|
'\" See the file "license.terms" for information on usage and redistribution
|
|
'\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
|
|
'\"
|
|
.so man.macros
|
|
.TH Tk_MainWindow 3 7.0 Tk "Tk Library Procedures"
|
|
.BS
|
|
.SH NAME
|
|
Tk_MainWindow, Tk_GetNumMainWindows \- functions for querying main
|
|
window information
|
|
.SH SYNOPSIS
|
|
.nf
|
|
\fB#include <tk.h>\fR
|
|
.sp
|
|
Tk_Window
|
|
\fBTk_MainWindow\fR(\fIinterp\fR)
|
|
.sp
|
|
int
|
|
\fBTk_GetNumMainWindows\fR()
|
|
|
|
.SH ARGUMENTS
|
|
.AS Tcl_Interp *pathName
|
|
.AP Tcl_Interp *interp in/out
|
|
Interpreter associated with the application.
|
|
.BE
|
|
|
|
.SH DESCRIPTION
|
|
.PP
|
|
A main window is a special kind of toplevel window used as the
|
|
outermost window in an application.
|
|
.PP
|
|
If \fIinterp\fR is associated with a Tk application then \fBTk_MainWindow\fR
|
|
returns the application's main window. If there is no Tk application
|
|
associated with \fIinterp\fR then \fBTk_MainWindow\fR returns NULL and
|
|
leaves an error message in \fIinterp->result\fR.
|
|
.PP
|
|
\fBTk_GetNumMainWindows\fR returns a count of the number of main
|
|
windows currently open in the process.
|
|
|
|
.SH KEYWORDS
|
|
application, main window
|