fPrefControl.setEnabled(!fNoSource);
fBlockControl.setEnabled(!fNoSource); if (fBlockControl instanceof Composite) { Control[] children= ((Composite)fBlockControl).getChildren(); for (int i= 0; i < children.length; i++) { children[i].setEnabled(!fNoSource); } }
	public void updateButtons() {		if (getControl() != null) {			fNoSource = fNoSourceButton.getSelection();			fPrefControl.setEnabled(!fNoSource);			getWizard().getContainer().updateButtons();		}	}