content: /*
   *  Licensed to the Apache Software Foundation (ASF) under one
   *  or more contributor license agreements.  See the NOTICE file
   *  distributed with this work for additional information
   *  regarding copyright ownership.  The ASF licenses this file
   *  to you 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 org.apache.causeway.viewer.wicket.ui.components.table.nonav;
  
  import org.apache.wicket.AttributeModifier;
  import org.apache.wicket.extensions.markup.html.repeater.data.table.AbstractToolbar;
  import org.apache.wicket.extensions.markup.html.repeater.data.table.NoRecordsToolbar;
  import org.apache.wicket.markup.html.WebMarkupContainer;
  import org.apache.wicket.model.IModel;
  import org.apache.wicket.model.LambdaModel;
  
  import org.apache.causeway.core.metamodel.context.HasMetaModelContext;
  import org.apache.causeway.viewer.wicket.model.timetaken.TimeTakenModel;
  import org.apache.causeway.viewer.wicket.ui.components.table.DataTableWithPagesAndFilter;
  import org.apache.causeway.viewer.wicket.ui.components.table.nav.pagesize.PagesizeChooser;
  import org.apache.causeway.viewer.wicket.ui.util.Wkt;
  
  /**
   * Responsibility: Display 'Showing all of 123' at the bottom of data tables.
   * <p>
   * Implementation Note: this is almost a copy of {@link NoRecordsToolbar}
   *
   * @since 2.0
   */
  public class TotalRecordsToolbar extends AbstractToolbar
  implements HasMetaModelContext {
      private static final long serialVersionUID = 1L;
      private static final String ID_NAVIGATOR_CONTAINER = "navigatorContainer";
      private static final String ID_PAGESIZE_CHOOSER = "pagesizeChooser";
  
      /**
       * @param table data-table this tool-bar is attached to
       */
      public TotalRecordsToolbar(final DataTableWithPagesAndFilter<?, ?> table) {
          this(table, LambdaModel.of(()->
                  String.format("Showing all of %d", table.getRowCount())));
      }
  
      /**
       * @param table
       *            data table this toolbar will be attached to
       * @param messageModel
       *            model that will be used to display the "total records" message
       */
      protected TotalRecordsToolbar(final DataTableWithPagesAndFilter<?, ?> table, final IModel<String> messageModel) {
          super(table);
  
          var navigatorContainer = Wkt.add(this, new WebMarkupContainer(ID_NAVIGATOR_CONTAINER));
  
          Wkt.add(navigatorContainer,
                  new PagesizeChooser(ID_PAGESIZE_CHOOSER, table));
  
          navigatorContainer.add(AttributeModifier.replace("colspan", LambdaModel.of(()->
              String.valueOf(table.getColumns().size()).intern())));
  
          Wkt.labelAdd(navigatorContainer, "navigatorLabel", messageModel);
          Wkt.labelAdd(navigatorContainer, "prototypingLabel",
                  TimeTakenModel.createForPrototypingElseBlank(getMetaModelContext()));
      }
  
      /**
       * only shows this toolbar when there is only one page (when page navigation not available),
       * and when there are at least 6 elements in the list
       *
       */
      @Override
      protected void onConfigure() {
          super.onConfigure();
          if(getTable().getRowCount() <= 5) {
              setVisible(false);
              return;
          }
          setVisible(getTable().getPageCount() == 1);
      }
  }
  