examples/org.eclipse.gmf.examples.mindmap.lite.rcp/src/org/eclipse/gmf/examples/mindmap/rcp/providers/MindmapValidationProvider.java

/*
 * Copyright (c) 2006, 2007 Borland Software Corporation.
 *  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:
 *      Richard Gronback (Borland) - initial API and implementation
 */

package org.eclipse.gmf.examples.mindmap.rcp.providers;

import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.emf.validation.model.IClientSelector;
import org.eclipse.gmf.examples.mindmap.rcp.edit.parts.MapEditPart;
import org.eclipse.gmf.examples.mindmap.rcp.part.MindmapDiagramEditorPlugin;
import org.eclipse.gmf.examples.mindmap.rcp.part.MindmapVisualIDRegistry;
import org.eclipse.gmf.runtime.notation.View;

/**
 * @generated
 */
public class MindmapValidationProvider {
	/**
	 * @generated
	 */
	public static boolean shouldConstraintsBePrivate() {
		return false;
	}

	/**
	 * @generated
	 */
	private static boolean constraintsActive = false;

	/**
	 * @generated
	 */
	public static void runWithConstraints(
			TransactionalEditingDomain editingDomain, Runnable operation) {
		final Runnable op = operation;
		Runnable task = new Runnable() {
			public void run() {
				try {
					constraintsActive = true;
					op.run();
				} finally {
					constraintsActive = false;
				}
			}
		};
		if (editingDomain != null) {
			try {
				editingDomain.runExclusive(task);
			} catch (Exception e) {
				MindmapDiagramEditorPlugin.getInstance().logError(
						"Validation failed", e); //$NON-NLS-1$
			}
		} else {
			task.run();
		}
	}

	/**
	 * @generated
	 */
	static boolean isInDefaultEditorContext(Object object) {
		if (shouldConstraintsBePrivate() && !constraintsActive) {
			return false;
		}
		if (object instanceof View) {
			return constraintsActive
					&& MapEditPart.MODEL_ID.equals(MindmapVisualIDRegistry
							.getModelID((View) object));
		}
		return true;
	}

	/**
	 * @generated
	 */
	public static class DefaultCtx1 implements IClientSelector {
		/**
		 * @generated
		 */
		public boolean selects(Object object) {
			return isInDefaultEditorContext(object);
		}
	}

} //MindmapValidationProvider