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org.apache.isis.viewer.wicket.ui.components.actionmenu.serviceactions.CssMenuItem Maven / Gradle / Ivy
/* 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.actionmenu.serviceactions;
import java.io.Serializable;
import java.util.Collections;
import java.util.List;
import com.google.common.base.Strings;
import com.google.common.collect.Lists;
import org.apache.wicket.AttributeModifier;
import org.apache.wicket.Component;
import org.apache.wicket.MarkupContainer;
import org.apache.wicket.Page;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.form.SubmitLink;
import org.apache.wicket.markup.html.link.AbstractLink;
import org.apache.wicket.model.Model;
import org.apache.isis.core.commons.authentication.AuthenticationSession;
import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
import org.apache.isis.core.metamodel.adapter.mgr.AdapterManager.ConcurrencyChecking;
import org.apache.isis.core.metamodel.consent.Consent;
import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy;
import org.apache.isis.core.metamodel.facets.all.describedas.DescribedAsFacet;
import org.apache.isis.core.metamodel.facets.members.cssclassfa.CssClassFaPosition;
import org.apache.isis.core.metamodel.spec.feature.ObjectAction;
import org.apache.isis.core.metamodel.specloader.SpecificationLoader;
import org.apache.isis.core.runtime.system.context.IsisContext;
import org.apache.isis.core.runtime.system.persistence.PersistenceSession;
import org.apache.isis.core.runtime.system.session.IsisSessionFactory;
import org.apache.isis.viewer.wicket.model.links.LinkAndLabel;
import org.apache.isis.viewer.wicket.model.mementos.ObjectAdapterMemento;
import org.apache.isis.viewer.wicket.model.models.ActionModel;
import org.apache.isis.viewer.wicket.ui.components.actionmenu.CssClassFaBehavior;
import org.apache.isis.viewer.wicket.ui.components.widgets.linkandlabel.ActionLinkFactory;
import org.apache.isis.viewer.wicket.ui.pages.PageAbstract;
import org.apache.isis.viewer.wicket.ui.util.Components;
import org.apache.isis.viewer.wicket.ui.util.CssClassAppender;
class CssMenuItem implements Serializable {
private static final long serialVersionUID = 1L;
public static final String ID_MENU_LINK = "menuLink";
public static class Builder {
private final CssMenuItem cssMenuItem;
private Builder(final String name) {
cssMenuItem = new CssMenuItem(name);
}
public Builder parent(final CssMenuItem parent) {
cssMenuItem.setParent(parent);
return this;
}
public Builder link() {
final AbstractLink link = new SubmitLink(ID_MENU_LINK);
return link(link);
}
public Builder link(final AbstractLink link) {
assert link.getId().equals(ID_MENU_LINK);
cssMenuItem.setLink(link);
return this;
}
public Builder enabled(final String disabledReasonIfAny) {
cssMenuItem.setEnabled(disabledReasonIfAny == null);
cssMenuItem.setDisabledReason(disabledReasonIfAny);
return this;
}
public Builder describedAs(String descriptionIfAny) {
cssMenuItem.setDescription(descriptionIfAny);
return this;
}
public Builder returnsBlobOrClob(boolean blobOrClob) {
cssMenuItem.setReturnsBlobOrClob(blobOrClob);
return this;
}
public Builder prototyping(boolean prototype) {
cssMenuItem.setPrototyping(prototype);
return this;
}
public Builder requiresSeparator(boolean separator) {
cssMenuItem.setRequiresSeparator(separator);
return this;
}
public Builder withActionIdentifier(String actionIdentifier) {
cssMenuItem.setActionIdentifier(actionIdentifier);
return this;
}
public Builder withCssClass(String cssClass) {
cssMenuItem.setCssClass(cssClass);
return this;
}
public Builder withCssClassFa(String cssClassFa) {
cssMenuItem.setCssClassFa(cssClassFa);
return this;
}
public Builder withCssClassFaPosition(final CssClassFaPosition position) {
cssMenuItem.setCssClassFaPosition(position);
return this;
}
/**
* Returns the built {@link CssMenuItem}, associating with {@link #parent(CssMenuItem) parent} (if specified).
*/
public CssMenuItem build() {
if (cssMenuItem.parent != null) {
cssMenuItem.parent.subMenuItems.add(cssMenuItem);
}
return cssMenuItem;
}
}
private final String name;
private final List subMenuItems = Lists.newArrayList();
private CssMenuItem parent;
private AbstractLink link;
private boolean enabled = true; // unless disabled
private String disabledReason;
private boolean blobOrClob = false; // unless set otherwise
private boolean prototype = false; // unless set otherwise
private boolean requiresSeparator = false; // unless set otherwise
static final String ID_MENU_LABEL = "menuLabel";
static final String ID_SUB_MENU_ITEMS = "subMenuItems";
private String actionIdentifier;
private String cssClass;
private String cssClassFa;
private CssClassFaPosition cssClassFaPosition;
private String description;
/**
* Factory method returning {@link Builder builder}.
*/
public static Builder newMenuItem(final String name) {
return new Builder(name);
}
public void setActionIdentifier(String actionIdentifier) {
this.actionIdentifier = actionIdentifier;
}
public void setPrototyping(boolean prototype) {
this.prototype = prototype;
}
public boolean isPrototyping() {
return prototype;
}
private boolean separator;
public boolean isSeparator() {
return separator;
}
public void setSeparator(final boolean separator) {
this.separator = separator;
}
public void setRequiresSeparator(boolean requiresSeparator) {
this.requiresSeparator = requiresSeparator;
}
/**
* Requires a separator before it
*/
public boolean requiresSeparator() {
return requiresSeparator;
}
private CssMenuItem(final String name) {
this.name = name;
}
public String getName() {
return name;
}
public boolean hasParent() {
return parent != null;
}
private void setParent(final CssMenuItem parent) {
this.parent = parent;
}
public Builder newSubMenuItem(final String name) {
return CssMenuItem.newMenuItem(name).parent(this);
}
public List getSubMenuItems() {
return Collections.unmodifiableList(subMenuItems);
}
public void replaceSubMenuItems(List menuItems) {
subMenuItems.clear();
subMenuItems.addAll(menuItems);
}
public boolean hasSubMenuItems() {
return subMenuItems.size() > 0;
}
public AbstractLink getLink() {
return link;
}
private void setLink(final AbstractLink link) {
this.link = link;
}
public boolean isEnabled() {
return enabled;
}
private void setEnabled(final boolean enabled) {
this.enabled = enabled;
}
public void setReturnsBlobOrClob(boolean blobOrClob) {
this.blobOrClob = blobOrClob;
}
public void setCssClass(String cssClass) {
this.cssClass = cssClass;
}
public String getCssClass() {
return cssClass;
}
public void setCssClassFa(String cssClassFa) {
this.cssClassFa = cssClassFa;
}
public String getCssClassFa() {
return cssClassFa;
}
public void setCssClassFaPosition(final CssClassFaPosition position) {
this.cssClassFaPosition = position;
}
public CssClassFaPosition getCssClassFaPosition() {
return cssClassFaPosition;
}
/**
* Only populated if not {@link #isEnabled() enabled}.
*/
public String getDisabledReason() {
return disabledReason;
}
public void setDisabledReason(final String disabledReason) {
this.disabledReason = disabledReason;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
// //////////////////////////////////////////////////////////////
// To add submenu items
// //////////////////////////////////////////////////////////////
/**
* Creates a {@link Builder} for a submenu item invoking an action on the provided {@link ObjectAdapterMemento
* target adapter}.
*/
public Builder newSubMenuItem(
final ObjectAdapterMemento targetAdapterMemento,
final ObjectAction objectAction,
final boolean separator,
final ActionLinkFactory actionLinkFactory) {
// check visibility
final ObjectAdapter adapter = targetAdapterMemento.getObjectAdapter(ConcurrencyChecking.CHECK,
getPersistenceSession(), getSpecificationLoader());
final Consent visibility = objectAction.isVisible(adapter, InteractionInitiatedBy.USER, ActionModel.WHERE_FOR_ACTION_INVOCATION);
if (visibility.isVetoed()) {
return null;
}
// build the link
final LinkAndLabel linkAndLabel = actionLinkFactory.newLink(
PageAbstract.ID_MENU_LINK, targetAdapterMemento, objectAction
);
if (linkAndLabel == null) {
// can only get a null if invisible, so this should not happen given guard above
return null;
}
final AbstractLink link = linkAndLabel.getLink();
final String actionLabel = linkAndLabel.getLabel();
final Consent usability = objectAction.isUsable(
adapter, InteractionInitiatedBy.USER,
ActionModel.WHERE_FOR_ACTION_INVOCATION
);
final String reasonDisabledIfAny = usability.getReason();
final DescribedAsFacet describedAsFacet = objectAction.getFacet(DescribedAsFacet.class);
final String descriptionIfAny = describedAsFacet != null ? describedAsFacet.value() : null;
Builder builder = newSubMenuItem(actionLabel)
.link(link)
.describedAs(descriptionIfAny)
.enabled(reasonDisabledIfAny)
.returnsBlobOrClob(ObjectAction.Utils.returnsBlobOrClob(objectAction))
.prototyping(objectAction.isPrototype())
.requiresSeparator(separator)
.withActionIdentifier(ObjectAction.Utils.actionIdentifierFor(objectAction))
.withCssClass(ObjectAction.Utils.cssClassFor(objectAction, adapter))
.withCssClassFa(ObjectAction.Utils.cssClassFaFor(objectAction))
.withCssClassFaPosition(ObjectAction.Utils.cssClassFaPositionFor(objectAction));
return builder;
}
// //////////////////////////////////////////////////////////////
// Build wicket components from the menu item.
// //////////////////////////////////////////////////////////////
void addTo(final MarkupContainer markupContainer) {
final Component menuItemComponent = addMenuItemComponentTo(markupContainer);
addSubMenuItemComponentsIfAnyTo(markupContainer);
addCssClassAttributesIfRequired(menuItemComponent);
}
private Component addMenuItemComponentTo(final MarkupContainer markupContainer) {
final AbstractLink link = getLink();
final Label label = new Label(CssMenuItem.ID_MENU_LABEL, Model.of(this.getName()));
if (link != null) {
// show link...
markupContainer.add(link);
link.add(label);
if (this.description != null) {
label.add(new AttributeModifier("title", Model.of(description)));
}
if (this.blobOrClob) {
link.add(new CssClassAppender("noVeil"));
}
if (this.prototype) {
link.add(new CssClassAppender("prototype"));
}
if (this.cssClass != null) {
link.add(new CssClassAppender(this.cssClass));
}
link.add(new CssClassAppender(this.actionIdentifier));
String cssClassFa = getCssClassFa();
if (!Strings.isNullOrEmpty(cssClassFa)) {
label.add(new CssClassFaBehavior(cssClassFa, getCssClassFaPosition()));
}
if (!this.isEnabled()) {
link.add(new AttributeModifier("title", Model.of(this.getDisabledReason())));
link.add(new CssClassAppender("disabled"));
link.setEnabled(false);
}
// .. and hide label
Components.permanentlyHide(markupContainer, CssMenuItem.ID_MENU_LABEL);
return link;
}
else {
// hide link...
Components.permanentlyHide(markupContainer, ID_MENU_LINK);
// ... and show label, along with disabled reason
label.add(new AttributeModifier("title", Model.of(this.getDisabledReason())));
label.add(new AttributeModifier("class", Model.of("disabled")));
markupContainer.add(label);
return label;
}
}
private void addSubMenuItemComponentsIfAnyTo(final MarkupContainer menuItemMarkup) {
final List subMenuItems = getSubMenuItems();
if (subMenuItems.isEmpty()) {
Components.permanentlyHide(menuItemMarkup, CssMenuItem.ID_SUB_MENU_ITEMS);
}
else {
menuItemMarkup.add(new CssSubMenuItemsPanel(CssMenuItem.ID_SUB_MENU_ITEMS, subMenuItems));
}
}
private void addCssClassAttributesIfRequired(final Component linkComponent) {
if (!hasSubMenuItems()) {
return;
}
if (this.hasParent()) {
linkComponent.add(new CssClassAppender("parent"));
}
else {
linkComponent.add(new CssClassAppender("top-parent"));
}
}
// //////////////////////////////////////////////////////////////
// dependencies
// //////////////////////////////////////////////////////////////
AuthenticationSession getAuthenticationSession() {
return getIsisSessionFactory().getCurrentSession().getAuthenticationSession();
}
SpecificationLoader getSpecificationLoader() {
return getIsisSessionFactory().getSpecificationLoader();
}
PersistenceSession getPersistenceSession() {
return getIsisSessionFactory().getCurrentSession().getPersistenceSession();
}
IsisSessionFactory getIsisSessionFactory() {
return IsisContext.getSessionFactory();
}
}
