Content of file LinkedWithEditorPartListener.java

/*******************************************************************************
 * 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:
 * Eugen Neufeld - initial API and implementation
 *
 *******************************************************************************/
package org.eclipse.emf.ecp.ui.linkedView;

import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IPartListener2;
import org.eclipse.ui.IWorkbenchPartReference;

/**
 * An {@link IPartListener2} notifying an {@link ILinkedWithEditorView}, if the active editor changes.
 *
 * @author Eugen Neufeld
 *
 */
public class LinkedWithEditorPartListener implements IPartListener2 {

	private final ILinkedWithEditorView view;

	/**
	 * Default constructor.
	 * 
	 * @param view The {@link ILinkedWithEditorView} to be notified, if the active editor changes.
	 */
	public LinkedWithEditorPartListener(ILinkedWithEditorView view) {
		this.view = view;
	}

	/** {@inheritDoc} */
	@Override
	public void partActivated(IWorkbenchPartReference ref) {
		if (ref.getPart(true) instanceof IEditorPart) {
			final IEditorPart editor = view.getViewSite().getPage().getActiveEditor();
			if (editor != null) {
				view.editorActivated(editor);
			}
		}
	}

	/** {@inheritDoc} */
	@Override
	public void partBroughtToTop(IWorkbenchPartReference ref) {
		if (ref.getPart(true) == view) {
			final IEditorPart editor = view.getViewSite().getPage().getActiveEditor();
			if (editor != null) {
				view.editorActivated(editor);
			}
		}
	}

	/** {@inheritDoc} */
	@Override
	public void partOpened(IWorkbenchPartReference ref) {
		if (ref.getPart(true) == view) {
			final IEditorPart editor = view.getViewSite().getPage().getActiveEditor();
			if (editor != null) {
				view.editorActivated(editor);
			}
		}
	}

	/** {@inheritDoc} */
	@Override
	public void partVisible(IWorkbenchPartReference ref) {
		if (ref.getPart(true) == view) {
			final IEditorPart editor = view.getViewSite().getPage().getActiveEditor();
			if (editor != null) {
				view.editorActivated(editor);
			}

		}
	}

	/** {@inheritDoc} */
	@Override
	public void partClosed(IWorkbenchPartReference ref) {
	}

	/** {@inheritDoc} */
	@Override
	public void partDeactivated(IWorkbenchPartReference ref) {
	}

	/** {@inheritDoc} */
	@Override
	public void partHidden(IWorkbenchPartReference ref) {
	}

	/** {@inheritDoc} */
	@Override
	public void partInputChanged(IWorkbenchPartReference ref) {
	}

}