private void installNodeSelectorTab(String label,NodeSelectorPart selectorPart){
  Composite selectionControl=selectorPart.createControl(selectorTab,SWT.NONE,getEditor());
  selectionControl.setLayoutData(new GridData(SWT.FILL,SWT.FILL,true,true));
  selectorTabParts.add(selectorPart);
  TabItem tabItem=new TabItem(selectorTab,SWT.NONE);
  tabItem.setText(label);
  tabItem.setControl(selectionControl);
}

private void installNodeSelectorTab ( String label , NodeSelectorPart selectorPart ) { Composite selectionControl = selectorPart . createControl ( selectorTab , SWT . NONE , getEditor ( ) ) ; selectionControl . setLayoutData ( new GridData ( SWT . FILL , SWT . FILL , true , true ) ) ; selectorTabParts . add ( selectorPart ) ; TabItem tabItem = new TabItem ( selectorTab , SWT . NONE ) ; tabItem . setText ( label ) ; tabItem . setControl ( selectionControl ) ; }
install a new node selector part into the selectors tab .
