How to use

addClass

method

in

com.helger.html.hc.html.IHCElement

@Nonnull
public BootstrapNavbar addButton (@Nonnull final EBootstrapNavbarPosition ePos, @Nonnull final IHCElement <?> aButton)
{
 aButton.addClass (CBootstrapCSS.NAVBAR_BTN);
 return _addNode (ePos, aButton);
}

public static void applyFormControlValidityState (@Nullable final Iterable <? extends IHCElement <?>> aCtrls,
                         @Nullable final IErrorList aErrorList)
{
 if (aCtrls != null && aErrorList != null)
 {
  final boolean bIsInvalid = aErrorList.containsAtLeastOneError ();
  for (final IHCElement <?> aCurCtrl : aCtrls)
   if (bIsInvalid)
   {
    // Required so that error text is shown
    aCurCtrl.addClass (CBootstrapCSS.IS_INVALID);
   }
 }
}

public static void applyFormControlValidityState (@Nullable final IHCElement <?> aElement,
                         @Nullable final IErrorList aErrorList)
{
 ValueEnforcer.notNull (aElement, "Element");
 if (aErrorList != null)
  if (aErrorList.containsAtLeastOneError ())
  {
   // Required so that error text is shown
   aElement.addClass (CBootstrapCSS.IS_INVALID);
  }
}

@Nonnull
public static HCSpan createIconStack (@Nonnull final IHCElement <?> aLargeIcon,
                   @Nonnull final IHCElement <?> aSmallIcon)
{
 final HCSpan ret = new HCSpan ().addClasses (CFontAwesome5CSS.FA_STACK, CFontAwesome5CSS.FA_LG);
 ret.addChild (aLargeIcon.addClass (CFontAwesome5CSS.FA_STACK_2X));
 ret.addChild (aSmallIcon.addClass (CFontAwesome5CSS.FA_STACK_1X));
 return ret;
}

@Nonnull
public static HCSpan createIconStack (@Nonnull final IHCElement <?> aLargeIcon,
                   @Nonnull final IHCElement <?> aSmallIcon)
{
 final HCSpan ret = new HCSpan ().addClasses (CFontAwesome4CSS.FA_STACK, CFontAwesome4CSS.FA_LG);
 ret.addChild (aLargeIcon.addClass (CFontAwesome4CSS.FA_STACK_2X));
 ret.addChild (aSmallIcon.addClass (CFontAwesome4CSS.FA_STACK_1X));
 return ret;
}

@Nonnull
private BootstrapNavbar _addNode (@Nonnull final EBootstrapNavbarPosition ePos, @Nullable final IHCElement <?> aNode)
{
 if (aNode != null)
  aNode.addClass (ePos);
 if (ePos.isFixed ())
  m_aHeader.addChild (aNode);
 else
  m_aContent.addChild (aNode);
 return this;
}

 public static void makeFormControlStatic (@Nullable final IHCNode aNode)
 {
  if (aNode != null)
  {
   if (aNode instanceof IHCElement <?>)
   {
    if (!(aNode instanceof IHCControl <?>) && !(aNode instanceof IHCScript <?>))
     ((IHCElement <?>) aNode).addClass (CBootstrapCSS.FORM_CONTROL_STATIC);
   }
   else
   {
    // Descend only in non-elements - e.g. HCNodeList
    aNode.forAllChildren (aChild -> makeFormControlStatic (aChild));
   }
  }
 }
}

public void applyTo (@Nonnull final IHCElement <?> aElement)
{
 ValueEnforcer.notNull (aElement, "Element");
 int nLastPartCount = -1;
 if (m_eXS != null)
 {
  aElement.addClass (m_eXS);
  nLastPartCount = m_eXS.getParts ();
 }
 // Apply only if different from the previous part count
 if (m_eSM != null && m_eSM.getParts () != nLastPartCount)
 {
  aElement.addClass (m_eSM);
  nLastPartCount = m_eSM.getParts ();
 }
 if (m_eMD != null && m_eMD.getParts () != nLastPartCount)
 {
  aElement.addClass (m_eMD);
  nLastPartCount = m_eMD.getParts ();
 }
 if (m_eLG != null && m_eLG.getParts () != nLastPartCount)
 {
  aElement.addClass (m_eLG);
  nLastPartCount = m_eLG.getParts ();
 }
}

if (m_eXS != null)
 aElement.addClass (m_eXS);
 nLastPartCount = m_eXS.getParts ();
 aElement.addClass (m_eSM);
 nLastPartCount = m_eSM.getParts ();
 aElement.addClass (m_eMD);
 nLastPartCount = m_eMD.getParts ();
 aElement.addClass (m_eLG);
 nLastPartCount = m_eLG.getParts ();
 aElement.addClass (m_eXL);
 nLastPartCount = m_eXL.getParts ();

if (m_eXS != null && m_eXS.getParts () > 0)
 aElement.addClass (m_eXS.getCSSClassOffset ());
 nLastPartCount = m_eXS.getParts ();
 aElement.addClass (m_eSM.getCSSClassOffset ());
 nLastPartCount = m_eSM.getParts ();
 aElement.addClass (m_eMD.getCSSClassOffset ());
 nLastPartCount = m_eMD.getParts ();
 aElement.addClass (m_eLG.getCSSClassOffset ());
 nLastPartCount = m_eLG.getParts ();
 aElement.addClass (m_eXL.getCSSClassOffset ());
 nLastPartCount = m_eXL.getParts ();

 aErrorNode.addClass (CBootstrapCSS.D_BLOCK);
aHelpTextNode.addClass (CBootstrapCSS.SR_ONLY);

aHelpTextNode.addClass (CBootstrapCSS.SR_ONLY);