# Tk_IdToWindow - Find Tk's window information for an X window

## SYNOPSIS

    #include <tk.h>

    Tk_Window
    Tk_IdToWindow(display, window)

## ARGUMENTS

Display *display (in)
  X display containing the window.

Window window (in)
  X id for window.

## DESCRIPTION

Given an X window identifier and the X display it corresponds to, this procedure returns the corresponding Tk_Window handle. If there is no Tk_Window corresponding to window then NULL is returned.

## KEYWORDS

X window id