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.attributes.choices;
  
  import org.apache.wicket.markup.html.form.FormComponentPanel;
  import org.wicketstuff.select2.Select2MultiChoice;
  
  import org.apache.causeway.core.metamodel.object.ManagedObject;
  import org.apache.causeway.viewer.wicket.ui.components.widgets.formcomponent.CancelHintRequired;
  import org.apache.causeway.viewer.wicket.ui.components.widgets.formcomponent.FormComponentPanelAbstract;
  
  class ChoiceFormComponent
  extends FormComponentPanelAbstract<ManagedObject>
  implements CancelHintRequired  {
  
      private static final long serialVersionUID = 1L;
  
      private ObjectChoicesAttributePanel owningPanel;
  
      public ChoiceFormComponent(final String id, final ObjectChoicesAttributePanel owningPanel) {
          super(id, owningPanel.attributeModel());
          this.owningPanel = owningPanel;
          setType(ManagedObject.class);
      }
  
      /**
       * Necessary because {@link FormComponentPanel} overrides this as <tt>true</tt>,
       * whereas we want to
       * report on the state of the underlying {@link org.wicketstuff.select2.Select2Choice} or
       * {@link Select2MultiChoice}.
       */
      @Override
      public boolean checkRequired() {
          return owningPanel.checkSelect2Required();
      }
  
      /**
       * Since we override {@link #convertInput()}, it is (apparently) enough to
       * just return a value that is suitable for error reporting.
       */
      @Override
      public String getInput() {
          return owningPanel.getTitleForFormComponentInput();
      }
  
      @Override
      public void convertInput() {
          owningPanel.convertInput();
      }
  
      @Override
      public void onCancel() {
          // no-op
      }
  
  }
  