1 files changed, 76 insertions, 0 deletions
diff --git a/plugins/infra/org.eclipse.papyrus.infra.onefile/src/org/eclipse/papyrus/infra/onefile/providers/ISubresourceFileActionProvider.java b/plugins/infra/org.eclipse.papyrus.infra.onefile/src/org/eclipse/papyrus/infra/onefile/providers/ISubresourceFileActionProvider.java
new file mode 100644
index 00000000000..4150e690090
--- /dev/null
+++ b/plugins/infra/org.eclipse.papyrus.infra.onefile/src/org/eclipse/papyrus/infra/onefile/providers/ISubresourceFileActionProvider.java
@@ -0,0 +1,76 @@
+/*****************************************************************************
+ * Copyright (c) 2011 Atos Origin Integration.
+ *    
+ * 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:
+ *  Tristan Faure (Atos Origin) tristan.faure@ato.net - Initial API and implementation
+ *****************************************************************************/
+package org.eclipse.papyrus.infra.onefile.providers;
+
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.List;
+
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.core.runtime.Platform;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.StructuredSelection;
+import org.eclipse.ui.actions.ActionContext;
+import org.eclipse.ui.internal.navigator.resources.actions.EditActionProvider;
+
+
+/**
+ * An edit action provider to provide Copy/Paste/Delete on sub resources
+ * 
+ * @author Tristan Faure
+ * 
+ */
+@SuppressWarnings("restriction")
+public class ISubresourceFileActionProvider extends EditActionProvider {
+
+	@Override
+	public void setContext(ActionContext context) {
+		// TODO Auto-generated method stub
+		List<Object> resources = new LinkedList<Object>();
+		if(context.getSelection() instanceof IStructuredSelection) {
+			IStructuredSelection contextSelec = (IStructuredSelection)context.getSelection();
+			for(Iterator<?> i = contextSelec.iterator(); i.hasNext();) {
+				Object o = i.next();
+				IResource res = adapt(o, IResource.class);
+				if(res != null) {
+					resources.add(res);
+				}
+			}
+		}
+		if(!resources.isEmpty()) {
+			ISelection selec = new StructuredSelection(resources);
+			super.setContext(new ActionContext(selec));
+		} else {
+			super.setContext(context);
+		}
+	}
+
+	@SuppressWarnings("unchecked")
+	public <T> T adapt(Object o, Class<T> aClass) {
+		T result = null;
+		if(aClass.isInstance(o)) {
+			result = (T)o;
+		}
+		if(o instanceof IAdaptable) {
+			IAdaptable adaptable = (IAdaptable)o;
+			result = (T)adaptable.getAdapter(aClass);
+		}
+		if(result == null) {
+			result = (T)Platform.getAdapterManager().getAdapter(o, aClass);
+		}
+
+		return result;
+	}
+
+}