render( composite() );
}
protected void render( final Composite parent )
{
final PageBookPart part = part();
this.composite = new Composite( parent, SWT.NONE );
this.composite.setLayoutData( gdhspan( ( part.getScaleVertically() ? gdfill() : gdhfill() ), 2 ) );
this.composite.setLayout( glayout( 2, 0, 0 ) );
register( this.composite );
attachPartListener