ViewerConfiguration.java example

Explorer
gmf-tooling-master
/*
 * Copyright (c) 2006, 2010 Borland Software Corporation and others
 * 
 * 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:
 *    Boris Blajer (Borland) - initial API and implementation
 *    Artem Tikhomirov (independent) - extracted out from GeneratorConfiguration 
 */
package org.eclipse.gmf.tests.setup;

import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.gef.EditPart;
import org.eclipse.gef.EditPartViewer;
import org.eclipse.gef.commands.Command;
import org.eclipse.gmf.codegen.gmfgen.GenCommonBase;
import org.eclipse.gmf.gmfgraph.Font;
import org.eclipse.gmf.runtime.notation.Diagram;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.swt.widgets.Composite;

/**
 * Encapsulates differences in the way viewer is created and operated in different configurations.
 */
public interface ViewerConfiguration {
	// XXX is it really different? 
	public EditPart findEditPart(View notationElement);
	public EditPartViewer getViewer();
	public Command getCreateNodeCommand(View parentView, GenCommonBase nodeType);
	public Command getStartLinkCommand(View source, GenCommonBase linkType);
	public Command getCreateLinkCommand(View source, View target, GenCommonBase linkType);
	public Command getSetBusinessElementStructuralFeatureCommand(View view, String featureName, Object value);
	public Command getSetNotationalElementStructuralFeature(View view, EStructuralFeature feature, Object value);
	
	public RGB getDefaultLinkColor();
	public Font getDefaultFont();

	interface Factory {
		ViewerConfiguration createViewerConfiguration(Composite parent, Diagram canvas, GeneratedDiagramPlugin genPlugin);
		ViewerConfiguration createViewerConfiguration(EditPartViewer viewer, GeneratedDiagramPlugin genPlugin);
	}
}