void realizeChildren() {
super.realizeChildren();
int xWindow = OS.XtWindow(handle);
if (xWindow == 0) return;
int xDisplay = OS.XtDisplay(handle);
if (xDisplay == 0) return;
if ((style & SWT.HORIZONTAL) != 0) {
cursor = OS.XCreateFontCursor(xDisplay, OS.XC_sb_v_double_arrow);
} else {
cursor = OS.XCreateFontCursor(xDisplay, OS.XC_sb_h_double_arrow);
}
if (super.cursor == null && isEnabled()) {
OS.XDefineCursor(xDisplay, xWindow, cursor);
OS.XFlush(xDisplay);
}
}
