AboutMenuBuilder.java

/*
 * Copyright 2014 Red Hat, Inc. and/or its affiliates.
 *
 * 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 org.kie.workbench.common.widgets.client.menu;

import javax.enterprise.context.ApplicationScoped;

import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.ui.IsWidget;
import org.gwtbootstrap3.client.ui.AnchorListItem;
import org.gwtbootstrap3.client.ui.constants.IconType;
import org.kie.workbench.common.widgets.client.popups.about.AboutPopup;
import org.kie.workbench.common.widgets.client.resources.i18n.CommonConstants;
import org.uberfire.workbench.model.menu.MenuFactory;
import org.uberfire.workbench.model.menu.MenuItem;
import org.uberfire.workbench.model.menu.MenuPosition;
import org.uberfire.workbench.model.menu.impl.BaseMenuCustom;

/**
 * A custom MenuBuilder that creates a button that, when clicked, shows a popup containing project information
 */
@ApplicationScoped
public class AboutMenuBuilder implements MenuFactory.CustomMenuBuilder {

    private AnchorListItem link = new AnchorListItem();
    private AboutPopup popup = new AboutPopup();

    public AboutMenuBuilder() {
        link.setIcon( IconType.INFO_CIRCLE );
        link.setTitle( CommonConstants.INSTANCE.About() );
        link.addClickHandler( new ClickHandler() {
            @Override
            public void onClick( ClickEvent event ) {
                popup.show();
            }
        } );
    }

    @Override
    public void push( final MenuFactory.CustomMenuBuilder element ) {
        //Do nothing
    }

    @Override
    public MenuItem build() {
        return new BaseMenuCustom<IsWidget>() {
            @Override
            public IsWidget build() {
                return link;
            }

            @Override
            public MenuPosition getPosition() {
                return MenuPosition.RIGHT;
            }
        };
    }
}