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/**
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* Copyright (C) 2017 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.taxeditor.event;
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import javax.annotation.PostConstruct;
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import javax.inject.Inject;
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import javax.inject.Named;
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import org.eclipse.e4.core.commands.ECommandService;
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import org.eclipse.e4.core.di.annotations.Optional;
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import org.eclipse.e4.core.services.events.IEventBroker;
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import org.eclipse.e4.ui.di.UIEventTopic;
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import org.eclipse.e4.ui.di.UISynchronize;
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import org.eclipse.e4.ui.model.application.ui.basic.MPart;
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import org.eclipse.e4.ui.services.IServiceConstants;
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import org.eclipse.swt.widgets.Shell;
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import eu.etaxonomy.cdm.model.taxon.Taxon;
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import eu.etaxonomy.taxeditor.editor.ITaxonEditor;
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/**
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* @author pplitzner
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* @since Sep 4, 2017
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*/
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public class EventUtility {
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private static ITaxonEditor editor;
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private static MPart activePart;
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private static Shell shell;
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@Inject
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private static UISynchronize sync;
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@Inject
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private static IEventBroker eventBroker;
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@Inject
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private static ECommandService commandService;
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@PostConstruct
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public void create(){
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//nothing
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}
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public static void postEvent(String topic, Object data){
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eventBroker.post(topic, data);
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}
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public static void postSyncEvent(String topic, Object data){
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sync.syncExec(()->eventBroker.post(topic, data));
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}
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public static void postAsyncEvent(String topic, Object data){
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sync.asyncExec(()->eventBroker.post(topic, data));
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}
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public static ECommandService getCommandService() {
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return commandService;
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}
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@Inject
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@Optional
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private void updateCurrentActiveShell(@Named(IServiceConstants.ACTIVE_SHELL)Shell shell){
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EventUtility.shell = shell;
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}
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@Inject
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@Optional
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private void updateCurrentActivePart(@Named(IServiceConstants.ACTIVE_PART)MPart activePart){
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if(activePart!=null){
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EventUtility.activePart = activePart;
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}
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}
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@Inject
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@Optional
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private void updateCurrentTaxon(@UIEventTopic(WorkbenchEventConstants.CURRENT_ACTIVE_EDITOR)ITaxonEditor editor){
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EventUtility.editor = editor;
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}
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public static Taxon getCurrentTaxon() {
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if(editor!=null){
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return editor.getTaxon();
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}
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return null;
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}
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public static ITaxonEditor getTaxonEditor() {
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return editor;
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}
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public static MPart getActivePart() {
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return activePart;
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}
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public static Shell getShell() {
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return shell;
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}
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// private EventHandler testHandler;
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//
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// @Inject
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// public EventUtility(IEventBroker eventBroker) {
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// testHandler = new EventHandler() {
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//
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// @Override
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// public void handleEvent(Event event) {
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// Object part = event.getProperty(UIEvents.EventTags.ELEMENT);
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// boolean tbr =(Boolean) event.getProperty(UIEvents.EventTags.NEW_VALUE);
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// if (part instanceof MPart){
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// System.out.println("Part "+((MPart)part).getElementId()+" is "+(!tbr?"NOT":"")+" visible");
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// }
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// else if(part instanceof MPlaceholder){
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// System.out.println("Part "+((MPlaceholder)part).getRef().getElementId()+" is "+(!tbr?"NOT":"")+" visible");
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// }
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// }
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// };
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// eventBroker.subscribe(UIEvents.UIElement.TOPIC_TOBERENDERED, testHandler);
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// }
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}
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