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/**
 * Copyright (C) 2006-2014 phloc systems
 * http://www.phloc.com
 * office[at]phloc[dot]com
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.phloc.bootstrap2;

import javax.annotation.Nonnull;
import javax.annotation.Nullable;

import com.phloc.commons.string.StringHelper;
import com.phloc.html.hc.IHCNode;
import com.phloc.html.hc.conversion.IHCConversionSettingsToNode;
import com.phloc.html.hc.html.AbstractHCDiv;
import com.phloc.html.hc.html.HCSpan;
import com.phloc.html.hc.html.HCUL;

public class BootstrapPagination extends AbstractHCDiv 
{
  private final HCUL m_aUL;

  public BootstrapPagination ()
  {
    addClass (CBootstrapCSS.PAGINATION);
    m_aUL = addAndReturnChild (new HCUL ());
  }

  @Nonnull
  public HCUL getUL ()
  {
    return m_aUL;
  }

  @Nonnull
  public BootstrapPagination addItem (@Nullable final String sContent)
  {
    if (StringHelper.hasText (sContent))
      addItem (HCSpan.create (sContent));
    return this;
  }

  @Nonnull
  public BootstrapPagination addItem (@Nullable final IHCNode aContent)
  {
    if (aContent != null)
      m_aUL.addItem (aContent);
    return this;
  }

  @Nonnull
  public BootstrapPagination addItemActive (@Nullable final String sContent)
  {
    if (StringHelper.hasText (sContent))
      addItemActive (HCSpan.create (sContent));
    return this;
  }

  @Nonnull
  public BootstrapPagination addItemActive (@Nullable final IHCNode aContent)
  {
    m_aUL.addAndReturnItem (aContent).addClass (CBootstrapCSS.ACTIVE);
    return this;
  }

  @Nonnull
  public BootstrapPagination addItemDisabled (@Nullable final String sContent)
  {
    if (StringHelper.hasText (sContent))
      addItemDisabled (HCSpan.create (sContent));
    return this;
  }

  @Nonnull
  public BootstrapPagination addItemDisabled (@Nullable final IHCNode aContent)
  {
    m_aUL.addAndReturnItem (aContent).addClass (CBootstrapCSS.DISABLED);
    return this;
  }

  @Override
  public boolean canConvertToNode (@Nonnull final IHCConversionSettingsToNode aConversionSettings)
  {
    if (!m_aUL.hasChildren ())
      return false;
    return super.canConvertToNode (aConversionSettings);
  }
}