int headerHeight = ExpandBar.HEADER_HEIGHT;
int headerHeight = parent.getBandHeight ();
public void setControl (Control control) {	checkWidget ();	if (control != null) {		if (control.isDisposed ()) error (SWT.ERROR_INVALID_ARGUMENT);		if (control.parent != parent) error (SWT.ERROR_INVALID_PARENT);	}	this.control = control;	if (control != null) {		int headerHeight = ExpandBar.HEADER_HEIGHT;		control.setVisible (expanded);		if (OS.COMCTL32_MAJOR < 6 || !OS.IsAppThemed ()) {			int width = Math.max (0, this.width - BORDER * 2);			int height = Math.max (0, this.height - BORDER);			control.setBounds (x + BORDER, y + headerHeight, width, height);		} else {			control.setBounds (x, y + headerHeight, width, height);		}	}}