1 files changed, 118 insertions, 0 deletions
diff --git a/extraplugins/qompass/designer/org.eclipse.papyrus.qompass.designer.core/src/org/eclipse/papyrus/qompass/designer/core/CommandSupport.java b/extraplugins/qompass/designer/org.eclipse.papyrus.qompass.designer.core/src/org/eclipse/papyrus/qompass/designer/core/CommandSupport.java
new file mode 100644
index 00000000000..1ec058df103
--- /dev/null
+++ b/extraplugins/qompass/designer/org.eclipse.papyrus.qompass.designer.core/src/org/eclipse/papyrus/qompass/designer/core/CommandSupport.java
@@ -0,0 +1,118 @@
+/*****************************************************************************
+ * Copyright (c) 2013 CEA LIST.
+ *
+ *
+ * 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:
+ *  Ansgar Radermacher  ansgar.radermacher@cea.fr
+ *
+ *****************************************************************************/
+
+package org.eclipse.papyrus.qompass.designer.core;
+
+import java.util.Collections;
+
+import org.eclipse.core.commands.ExecutionEvent;
+import org.eclipse.core.commands.ExecutionException;
+import org.eclipse.core.commands.operations.IOperationHistory;
+import org.eclipse.core.commands.operations.IUndoableOperation;
+import org.eclipse.core.commands.operations.OperationHistoryFactory;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.NullProgressMonitor;
+import org.eclipse.emf.transaction.TransactionalEditingDomain;
+import org.eclipse.gmf.runtime.common.core.command.CommandResult;
+import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand;
+import org.eclipse.papyrus.infra.core.services.ServiceException;
+import org.eclipse.papyrus.infra.emf.utils.ServiceUtilsForHandlers;
+
+/**
+ * Utility function. Allow execution of commands on a transactional command stack
+ *
+ * @author ansgar
+ *
+ */
+public class CommandSupport {
+
+	/**
+	 * Execute the passed Runnable within a command
+	 *
+	 * @param label
+	 * @param command
+	 */
+	public static void exec(String label, ExecutionEvent event, final Runnable command) {
+		ServiceUtilsForHandlers serviceUtils = ServiceUtilsForHandlers.getInstance();
+		try {
+			exec(serviceUtils.getTransactionalEditingDomain(event), label, command);
+		} catch (ServiceException e) {
+			Log.log(IStatus.ERROR, Log.UTILS, Messages.CommandSupport_NoEditingDomain, e);
+		}
+	}
+
+	/**
+	 * Execute the passed Runnable with result within a command
+	 *
+	 * @param label
+	 * @param command
+	 */
+	public static void exec(String label, ExecutionEvent event, final RunnableWithResult command) {
+		// ServiceUtilsForActionHandlers serviceUtils = ServiceUtilsForActionHandlers.getInstance();
+		ServiceUtilsForHandlers serviceUtils = ServiceUtilsForHandlers.getInstance();
+		IOperationHistory history = OperationHistoryFactory.getOperationHistory();
+		try {
+			history.execute(new AbstractTransactionalCommand(serviceUtils.getTransactionalEditingDomain(event),
+					label, Collections.EMPTY_LIST) {
+
+				@Override
+				public CommandResult doExecuteWithResult(IProgressMonitor dummy, IAdaptable info) {
+					return command.run();
+				}
+			}, null, null);
+		} catch (ExecutionException e) {
+			Log.log(IStatus.ERROR, Log.UTILS, Messages.CommandSupport_ErrorDuringCmdExec, e);
+		} catch (ServiceException e) {
+			Log.log(IStatus.ERROR, Log.UTILS, Messages.CommandSupport_NoEditingDomain, e);
+		}
+	}
+
+	/**
+	 * Execute the passed Runnable within a command
+	 *
+	 * @param label
+	 * @param command
+	 */
+	public static void exec(TransactionalEditingDomain domain, String label, final Runnable command) {
+		if (domain == null) {
+			command.run();
+		}
+		else {
+			IOperationHistory history = OperationHistoryFactory.getOperationHistory();
+			try {
+				history.execute(new AbstractTransactionalCommand(domain, label, Collections.EMPTY_LIST) {
+
+					@Override
+					public CommandResult doExecuteWithResult(IProgressMonitor dummy, IAdaptable info) {
+						command.run();
+						return CommandResult.newOKCommandResult();
+					}
+				}, null, null);
+			} catch (ExecutionException e) {
+				Activator.log.error(e);
+			}
+		}
+	}
+
+	public static void exec(IUndoableOperation command) {
+		IOperationHistory history = OperationHistoryFactory.getOperationHistory();
+		try {
+			history.execute(command, new NullProgressMonitor(), null);
+		} catch (ExecutionException e) {
+			Activator.log.error(e);
+		}
+	}
+}