/*
* 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.isis.viewer.wicket.ui.components.widgets.entitysimplelink;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import com.google.common.collect.Lists;
import com.vaynberg.wicket.select2.ChoiceProvider;
import com.vaynberg.wicket.select2.Select2Choice;
import com.vaynberg.wicket.select2.Settings;
import org.apache.wicket.Component;
import org.apache.wicket.behavior.Behavior;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.form.FormComponentPanel;
import org.apache.wicket.markup.html.link.Link;
import org.apache.wicket.model.IModel;
import org.apache.wicket.model.Model;
import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
import org.apache.isis.core.metamodel.adapter.mgr.AdapterManager.ConcurrencyChecking;
import org.apache.isis.core.metamodel.facets.object.autocomplete.AutoCompleteFacet;
import org.apache.isis.core.metamodel.spec.ActionType;
import org.apache.isis.core.metamodel.spec.ObjectSpecification;
import org.apache.isis.core.metamodel.spec.feature.ObjectAction;
import org.apache.isis.core.runtime.system.DeploymentType;
import org.apache.isis.core.runtime.system.context.IsisContext;
import org.apache.isis.viewer.wicket.model.mementos.ObjectAdapterMemento;
import org.apache.isis.viewer.wicket.model.models.ActionModel;
import org.apache.isis.viewer.wicket.model.models.EntityModel;
import org.apache.isis.viewer.wicket.model.models.ScalarModelWithPending;
import org.apache.isis.viewer.wicket.model.models.EntityModel.RenderingHint;
import org.apache.isis.viewer.wicket.model.models.ScalarModelWithPending.Util;
import org.apache.isis.viewer.wicket.model.models.ModelAbstract;
import org.apache.isis.viewer.wicket.model.models.ScalarModel;
import org.apache.isis.viewer.wicket.model.util.MementoFunctions;
import org.apache.isis.viewer.wicket.ui.ComponentFactory;
import org.apache.isis.viewer.wicket.ui.ComponentType;
import org.apache.isis.viewer.wicket.ui.components.actions.ActionInvokeHandler;
import org.apache.isis.viewer.wicket.ui.components.widgets.ObjectAdapterMementoProviderAbstract;
import org.apache.isis.viewer.wicket.ui.components.widgets.formcomponent.CancelHintRequired;
import org.apache.isis.viewer.wicket.ui.components.widgets.formcomponent.FormComponentPanelAbstract;
/**
* {@link FormComponentPanel} representing a reference to an entity: a link and
* (optionally) an autocomplete field.
*/
public class EntityLinkSimplePanel extends FormComponentPanelAbstract<ObjectAdapter> implements CancelHintRequired, ActionInvokeHandler {
private static final long serialVersionUID = 1L;
private static final String ID_ENTITY_ICON_AND_TITLE = "entityIconAndTitle";
private static final String ID_ENTITY_TITLE_NULL = "entityTitleNull";
public EntityLinkSimplePanel(final String id, final EntityModel entityModel) {
super(id, entityModel);
setType(ObjectAdapter.class);
buildGui();
}
public EntityModel getEntityModel() {
return (EntityModel) getModel();
}
private void buildGui() {
syncWithInput();
}
@Override
protected void onBeforeRender() {
syncWithInput();
super.onBeforeRender();
}
private void syncWithInput() {
final ObjectAdapter adapter = getPendingElseCurrentAdapter();
if (adapter != null) {
final EntityModel entityModelForLink = new EntityModel(adapter);
entityModelForLink.setContextAdapterIfAny(getEntityModel().getContextAdapterIfAny());
entityModelForLink.setRenderingHint(getEntityModel().getRenderingHint());
final ComponentFactory componentFactory = getComponentFactoryRegistry().findComponentFactory(ComponentType.ENTITY_ICON_AND_TITLE, entityModelForLink);
final Component component = componentFactory.createComponent(entityModelForLink);
addOrReplace(component);
permanentlyHide(ID_ENTITY_TITLE_NULL);
} else {
// represent no object by a simple label displaying '(null)'
addOrReplace(new Label(ID_ENTITY_TITLE_NULL, ""));
permanentlyHide(ID_ENTITY_ICON_AND_TITLE);
}
}
@Override
public void onClick(final ActionModel actionModel) {
}
@Override
public void onCancel() {
}
@Override
public void validate() {
// no-op since immutable
}
private ObjectAdapter getPendingElseCurrentAdapter() {
return getEntityModel().getPendingElseCurrentAdapter();
}
}