hpux man page for xtdisplayofobject

XtDisplayOfObject()													       XtDisplayOfObject()

Name
  XtDisplayOfObject - return the display pointer for the nearest ancestor of object that is of class Core.

Synopsis
  Display *XtDisplayOfObject(object)
	   Widget object;

Inputs
  object    Specifies the object; may be of class Object or any subclass thereof.

Returns
  The display of object or of its nearest widget ancestor.

Availability
  Release 4 and later.

Description
  XtDisplayOfObject()  is  identical  in function to XtDisplay() if the object is a widget; otherwise XtDisplayOfObject() returns the display
  pointer for the nearest ancestor of object that is of class Core.

Usage
  If you are working with windowed objects, use XtDisplay() rather than XtDisplayOfObject().  XtDisplay() may be implemented as an  efficient
  macro for widget code that includes the file <X11/IntrinsicP.h>.

See Also
  XtScreenOfObject(1), XtWindowOfObject(1).

Xt - Object Information 												       XtDisplayOfObject()