1 files changed, 55 insertions, 0 deletions
diff --git a/extraplugins/migration/org.eclipse.papyrus.m2m.qvto/src/org/eclipse/papyrus/m2m/qvto/TransformationUI.java b/extraplugins/migration/org.eclipse.papyrus.m2m.qvto/src/org/eclipse/papyrus/m2m/qvto/TransformationUI.java
new file mode 100644
index 00000000000..06d94d2398b
--- /dev/null
+++ b/extraplugins/migration/org.eclipse.papyrus.m2m.qvto/src/org/eclipse/papyrus/m2m/qvto/TransformationUI.java
@@ -0,0 +1,55 @@
+/*****************************************************************************
+ * 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:
+ *  Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
+ *****************************************************************************/
+package org.eclipse.papyrus.m2m.qvto;
+
+
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.NullProgressMonitor;
+import org.eclipse.m2m.qvt.oml.blackbox.java.Operation;
+import org.eclipse.m2m.qvt.oml.blackbox.java.Operation.Kind;
+import org.eclipse.m2m.qvt.oml.util.IContext;
+
+
+public class TransformationUI {
+
+	public static final String MONITOR = "monitor";
+
+	@Operation(withExecutionContext = true, kind = Kind.HELPER)
+	public void beginTask(IContext context, String name, int totalWork) {
+		getMonitor(context).beginTask(name, totalWork);
+	}
+
+	@Operation(withExecutionContext = true, kind = Kind.HELPER)
+	public void worked(IContext context, int worked) {
+		getMonitor(context).worked(worked);
+	}
+
+	@Operation(withExecutionContext = true, kind = Kind.HELPER)
+	public boolean isCanceled(IContext context) {
+		return getMonitor(context).isCanceled();
+	}
+
+
+
+
+
+	private IProgressMonitor getMonitor(IContext context) {
+		Object monitor = context.getConfigProperty(MONITOR);
+
+		if(monitor instanceof IProgressMonitor) {
+			return (IProgressMonitor)monitor;
+		}
+
+		return new NullProgressMonitor();
+	}
+
+}