Context menu to deal with constraints

refs 2353

org.fortiss.tooling.kernel.ui/trunk/plugin.xml

@@ -121,7 +121,7 @@
             state="true">
          <enablement>
             <objectClass
-                  name="org.fortiss.tooling.kernel.model.constraints.IConstrained">
+                  name="org.eclipse.emf.ecore.EObject">
             </objectClass>
          </enablement>
       </decorator>
@@ -131,6 +131,9 @@
       <contextMenuContribution
             contributor="org.fortiss.tooling.kernel.ui.internal.views.NavigatorNewMenu">
       </contextMenuContribution>
+      <contextMenuContribution
+            contributor="org.fortiss.tooling.kernel.ui.internal.views.ConstraintMenu">
+      </contextMenuContribution>
    </extension>
    <extension
          point="org.eclipse.ui.perspectives">

org.fortiss.tooling.kernel.ui/trunk/src/org/fortiss/tooling/kernel/ui/internal/views/ConstraintMenu.java

+/*-----------------------------------------------------------------------+
+ | org.fortiss.tooling.kernel.ui.internal.views
+ |                                                                       |
+   $Id$            
+ |                                                                       |
+ | Copyright (c)  2004-2008 Technische Universitaet Muenchen             |
+ |                                                                       |
+ | Technische Universitaet Muenchen               #########  ##########  |
+ | Institut fuer Informatik - Lehrstuhl IV           ##  ##  ##  ##  ##  |
+ | Prof. Dr. Manfred Broy                            ##  ##  ##  ##  ##  |
+ | Boltzmannstr. 3                                   ##  ##  ##  ##  ##  |
+ | 85748 Garching bei Muenchen                       ##  ##  ##  ##  ##  |
+ | Germany                                           ##  ######  ##  ##  |
+ +-----------------------------------------------------------------------*/
+package org.fortiss.tooling.kernel.ui.internal.views;
+
+import java.util.Collections;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.jface.action.Action;
+import org.eclipse.jface.action.ActionContributionItem;
+import org.eclipse.jface.action.IContributionItem;
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.jface.viewers.DecorationOverlayIcon;
+import org.eclipse.jface.viewers.IDecoration;
+import org.eclipse.swt.graphics.Image;
+import org.fortiss.tooling.kernel.model.constraints.IConstrained;
+import org.fortiss.tooling.kernel.model.constraints.IConstraint;
+import org.fortiss.tooling.kernel.model.constraints.OutdatedVerificationStatus;
+import org.fortiss.tooling.kernel.ui.ESharedImages;
+import org.fortiss.tooling.kernel.ui.extension.IContextMenuContributor;
+import org.fortiss.tooling.kernel.ui.extension.IModelElementHandler;
+import org.fortiss.tooling.kernel.ui.extension.data.ContextMenuContextProvider;
+import org.fortiss.tooling.kernel.ui.service.IContextMenuService;
+import org.fortiss.tooling.kernel.ui.service.IModelElementHandlerService;
+
+/**
+ * The contributor for the dynamic new menu of the navigator view based on model
+ * element composition.
+ * 
+ * @author hoelzl
+ * @author $Author$
+ * @version $Rev$
+ * @ConQAT.Rating GREEN Hash: 49C26BBDB13EC81195004EDDE740E2C3
+ */
+public class ConstraintMenu implements IContextMenuContributor {
+
+	/** {@inheritDoc} */
+	@Override
+	public List<IContributionItem> getContributedItems(EObject selectedObject,
+			ContextMenuContextProvider contextProvider) {
+		if(!(selectedObject instanceof IConstrained)) {
+			return Collections.emptyList();
+		}
+		return ((IConstrained)selectedObject).getConstraints().stream()
+				.filter(c -> c.getVerificationStatus() instanceof OutdatedVerificationStatus)
+				.map(c -> new ActionContributionItem(new CheckOutdatedConstraintAction(c)))
+				.collect(Collectors.toList());
+	}
+
+	/** {@inheritDoc} */
+	@Override
+	public String getMenuSectionID() {
+		return IContextMenuService.TOP_MOST_MENU_SECTION_ID;
+	}
+
+	/** Action for creating a new prototype. */
+	private static class CheckOutdatedConstraintAction extends Action {
+
+		/** Constructor. */
+		public CheckOutdatedConstraintAction(IConstraint c) {
+			super(getName(c), getIcon(c));
+		}
+
+		/** Get the icon of the prototype. */
+		public static String getName(IConstraint c) {
+			IModelElementHandler<EObject> handler =
+					IModelElementHandlerService.INSTANCE.getModelElementHandler(c);
+
+			return handler == null ? "[Outdated constraint]" : handler.getName(c);
+		}
+
+		/** Get the icon of the prototype. */
+		public static ImageDescriptor getIcon(IConstraint c) {
+			IModelElementHandler<EObject> handler =
+					IModelElementHandlerService.INSTANCE.getModelElementHandler(c);
+			if(handler == null) {
+				return null;
+			}
+			Image img = handler.getIcon(c);
+			if(img == null) {
+				return null;
+			}
+			ImageDescriptor overlay = ESharedImages.WARNING_OVERLAY.getImageDescriptor();
+			ImageDescriptor[] descriptors = new ImageDescriptor[5];
+			descriptors[IDecoration.BOTTOM_LEFT] = overlay;
+			return new DecorationOverlayIcon(img, descriptors);
+		}
+
+		/** {@inheritDoc} */
+		@Override
+		public void run() {
+			// ICommandStackService.INSTANCE.runAsCommand(container, new Runnable() {
+			//
+			// @Override
+			// public void run() {
+			//
+			// }
+			// });
+		}
+	}
+}