window as a pixmap or window. If using GTK+, investigate
gtkWindowSetDefaultIconList first, and then gtkWindowSetIconList
and gtkWindowSetIcon. If those don't meet your needs, look at
gdkWindowSetIconList. Only if all those are too high-level do you
want to fall back to gdkWindowSetIcon.gdkWindowSetIcon(object, icon.window, pixmap, mask)objectGdkWindowicon.windowGdkWindow to use for the icon, or NULL to unsetpixmapGdkPixmap to use as the icon, or NULL to unsetmaskGdkBitmap) to use as mask for pixmap, or NULL to have none