/*******************************************************************************
* Copyright (c) 2011-2013 EclipseSource Muenchen GmbH and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* EclipseSource - initial API and implementation
******************************************************************************/
package org.eclipse.emf.ecp.view.internal.core.swt;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Plugin;
import org.eclipse.core.runtime.Status;
import org.eclipse.emf.ecp.edit.spi.ECPControlFactory;
import org.eclipse.emf.ecp.view.spi.util.swt.ImageRegistryService;
import org.eclipse.swt.graphics.Image;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceReference;
/**
* The activator class controls the plug-in life cycle.
*/
public class Activator extends Plugin {
/** The plug-in ID. */
public static final String PLUGIN_ID = "org.eclipse.emf.ecp.view.core.swt"; //$NON-NLS-1$
// The shared instance
private static Activator plugin;
/**
* The constructor.
*/
public Activator() {
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
*/
@Override
public void start(BundleContext context) throws Exception {
super.start(context);
plugin = this;
}
/**
* Logs exception.
*
* @param e
* the {@link Exception} to log
*/
public static void logException(Exception e) {
getDefault().getLog().log(
new Status(IStatus.ERROR, Activator.getDefault().getBundle().getSymbolicName(), e
.getMessage(), e));
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
*/
@Override
public void stop(BundleContext context) throws Exception {
plugin = null;
super.stop(context);
}
/**
* Returns the shared instance.
*
* @return the shared instance
*/
public static Activator getDefault() {
return plugin;
}
private ServiceReference<ECPControlFactory> controlFactoryReference;
/**
* Returns the {@link ECPControlFactory}.
*
* @return the {@link ECPControlFactory}
*/
public ECPControlFactory getECPControlFactory() {
if (controlFactoryReference == null) {
controlFactoryReference = plugin.getBundle().getBundleContext()
.getServiceReference(ECPControlFactory.class);
}
return plugin.getBundle().getBundleContext().getService(controlFactoryReference);
}
/**
* Frees the {@link ECPControlFactory} from use, allowing the OSGi Bundle to be shutdown.
*/
public void ungetECPControlFactory() {
if (controlFactoryReference == null) {
return;
}
plugin.getBundle().getBundleContext().ungetService(controlFactoryReference);
controlFactoryReference = null;
}
/**
* Finds and returns an image for the provided path.
*
* @param path the path to get the image from
* @return the image or null if nothing could be found
*/
public static Image getImage(String path) {
final Image image = plugin.getImageRegistryService().getImage(plugin.getBundle(), path);
plugin.getBundle().getBundleContext().ungetService(plugin.imageRegistryServiceReference);
return image;
}
private ServiceReference<ImageRegistryService> imageRegistryServiceReference;
private ImageRegistryService getImageRegistryService() {
if (imageRegistryServiceReference == null) {
imageRegistryServiceReference = getBundle().getBundleContext()
.getServiceReference(ImageRegistryService.class);
}
return getBundle().getBundleContext().getService(imageRegistryServiceReference);
}
// private VTViewTemplateProvider viewTemplate;
//
// /**
// * Returns the currentInstance of the {@link VTViewTemplateProvider}.
// *
// * @return the {@link ECPControlFactory}
// */
// public VTViewTemplateProvider getVTViewTemplateProvider() {
// if (viewTemplate == null) {
// final ServiceReference<VTViewTemplateProvider> viewTemplateReference = plugin.getBundle()
// .getBundleContext()
// .getServiceReference(VTViewTemplateProvider.class);
// if (viewTemplateReference != null) {
// viewTemplate = plugin.getBundle().getBundleContext().getService(viewTemplateReference);
// }
// }
// return viewTemplate;
// }
//
// /**
// * Returns the {@link ReportService}.
// *
// * @return the {@link ReportService}
// */
// public ReportService getReportService() {
// if (reportServiceReference == null) {
// reportServiceReference = plugin.getBundle().getBundleContext()
// .getServiceReference(ReportService.class);
// }
// return plugin.getBundle().getBundleContext().getService(reportServiceReference);
// }
// /**
// * Returns the {@link EMFFormsDatabinding} service.
// *
// * @return The {@link EMFFormsDatabinding}
// */
// public EMFFormsDatabinding getEMFFormsDatabinding() {
// final ServiceReference<EMFFormsDatabinding> serviceReference = plugin.getBundle().getBundleContext()
// .getServiceReference(EMFFormsDatabinding.class);
//
// final EMFFormsDatabinding service = plugin.getBundle().getBundleContext()
// .getService(serviceReference);
// plugin.getBundle().getBundleContext().ungetService(serviceReference);
//
// return service;
// }
//
// /**
// * Returns the {@link EMFFormsLabelProvider} service.
// *
// * @return The {@link EMFFormsLabelProvider}
// */
// public EMFFormsLabelProvider getEMFFormsLabelProvider() {
// final ServiceReference<EMFFormsLabelProvider> serviceReference = plugin.getBundle().getBundleContext()
// .getServiceReference(EMFFormsLabelProvider.class);
//
// final EMFFormsLabelProvider service = plugin.getBundle().getBundleContext()
// .getService(serviceReference);
// plugin.getBundle().getBundleContext().ungetService(serviceReference);
//
// return service;
// }
//
// /**
// * Returns the {@link EMFFormsEditSupport} service.
// *
// * @return The {@link EMFFormsEditSupport}
// */
// public EMFFormsEditSupport getEMFFormsEditSupport() {
// final ServiceReference<EMFFormsEditSupport> serviceReference = plugin.getBundle().getBundleContext()
// .getServiceReference(EMFFormsEditSupport.class);
//
// final EMFFormsEditSupport service = plugin.getBundle().getBundleContext()
// .getService(serviceReference);
// plugin.getBundle().getBundleContext().ungetService(serviceReference);
//
// return service;
// }
}