| ActiveTcl User Guide |

## Tcl/Tk Documentation > TkLib > GetHWND

### Tcl/Tk Applications | Tcl Commands | Tk Commands | Tcl Library | Tk Library

### NAME

Tk_GetHWND, Tk_AttachHWND - manage interactions between the Windows handle and an X window

### SYNOPSIS

#include <tkPlatDecls.h>
HWND
Tk_GetHWND(window)
Window
Tk_AttachHWND(tkwin, hwnd)

### ARGUMENTS

Window window (in)
  X token for window.
Tk_Window tkwin (in)
  Tk window for window.
HWND hwnd (in)
  Windows HWND for window.

### DESCRIPTION

Tk_GetHWND returns the Windows HWND identifier for X Windows window given by window.

Tk_AttachHWND binds the Windows HWND identifier to the specified Tk_Window given by tkwin. It returns an X Windows window that encapsulates the HWND.

### KEYWORDS

identifier, window
Copyright © 1995-1997 Roger E. Critchlow Jr. Copyright © 1998-2000 by Scriptics Corporation.