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/*******************************************************************************
* <copyright>
*
* Copyright (c) 2005, 2010 SAP AG.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Stefan Dimov - initial API, implementation and documentation
*
* </copyright>
*
*******************************************************************************/
package org.eclipse.jpt.jpadiagrameditor.ui.internal;
import org.eclipse.core.resources.IResourceChangeEvent;
import org.eclipse.core.resources.IResourceChangeListener;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jdt.internal.ui.dialogs.OptionalMessageDialog;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jpt.jpadiagrameditor.ui.internal.facade.EclipseFacade;
import org.eclipse.jpt.jpadiagrameditor.ui.internal.util.JPAEditorConstants;
import org.eclipse.jpt.jpadiagrameditor.ui.internal.util.ResourceChangeListener;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;
/**
* The activator class controls the plug-in life cycle
*/
@SuppressWarnings("restriction")
public class JPADiagramEditorPlugin extends AbstractUIPlugin {
// The plug-in ID
public static final String PLUGIN_ID = "org.eclipse.jpt.jpadiagrameditor.ui"; //$NON-NLS-1$
// The shared instance
private static JPADiagramEditorPlugin plugin;
private IResourceChangeListener changeListener;
/**
* The constructor
*/
public JPADiagramEditorPlugin() {
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
*/
public void start(BundleContext context) throws Exception {
super.start(context);
plugin = this;
OptionalMessageDialog.setDialogEnabled(JPAEditorConstants.JPA_SUPPORT_DIALOG_ID, true);
changeListener = new ResourceChangeListener();
EclipseFacade.INSTANCE.getWorkspace().addResourceChangeListener(changeListener, IResourceChangeEvent.POST_CHANGE);
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
*/
public void stop(BundleContext context) throws Exception {
plugin = null;
super.stop(context);
EclipseFacade.INSTANCE.getWorkspace().removeResourceChangeListener(changeListener);
}
/**
* Returns the shared instance
*
* @return the shared instance
*/
public static JPADiagramEditorPlugin getDefault() {
return plugin;
}
/**
* Returns an image descriptor for the image file at the given
* plug-in relative path
*
* @param path the path
* @return the image descriptor
*/
public static ImageDescriptor getImageDescriptor(String path) {
return imageDescriptorFromPlugin(PLUGIN_ID, path);
}
/**
* Log the specified message.
*/
public static void logError(String msg) {
logError(msg, null);
}
/**
* Log the specified exception or error.
*/
public static void logError(Throwable throwable) {
logError(throwable.getLocalizedMessage(), throwable);
}
/**
* Log the specified message and exception or error.
*/
public static void logError(String msg, Throwable throwable) {
log(new Status(IStatus.ERROR, PLUGIN_ID, IStatus.OK, msg, throwable));
}
/**
* Log the specified status.
*/
public static void log(IStatus status) {
plugin.getLog().log(status);
}
/**
* Log the specified message and exception or error.
*/
public static void logInfo(String msg) {
log(new Status(IStatus.INFO, PLUGIN_ID, IStatus.OK, msg, null));
}
}
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