JavaFX Editors: Added possibility to get context menu items from service

Extended the IContextMenuService and added a util method to create
JavaFX context menu items for EObjects according to the
IContentMenuService.

Issue-ref: 4256
Issue-URL: af3#4256

Signed-off-by: Andreas Bayha <bayha@fortiss.org>

org.fortiss.tooling.base.ui/src/org/fortiss/tooling/base/ui/utils/.ratings

 AbstractNameEditingSupport.java c57336a0e0da18711a1610ca667dfea76728807f GREEN
 ActionUtils.java 322f43d4f92f992daef8ac88eb0f9197c840c89b GREEN
-ContextMenuUtils.java 1b4f2a63dfca9ad363942baf320c93145c251836 GREEN
+ContextMenuUtils.java ac3ce102c5b0cf00ed6ef5d91078c91581d169de YELLOW
 EllipseLayoutUIUtils.java 0af2cfc038661828b1bb8c51c0a3816d453e8313 GREEN
 FXDNDUtils.java 6ce94e239e68f9e2b3cc0524b072606f4a120076 GREEN
 FontUtils.java a167a05bdaa8da9853705cc5134f30f6d81bc9f2 GREEN

org.fortiss.tooling.base.ui/src/org/fortiss/tooling/base/ui/utils/ContextMenuUtils.java

@@ -21,6 +21,9 @@ import java.util.ArrayList;
 import java.util.List;
 
 import org.eclipse.emf.ecore.EObject;
+import org.eclipse.jface.action.ActionContributionItem;
+import org.eclipse.jface.action.IAction;
+import org.eclipse.jface.action.IContributionItem;
 import org.fortiss.tooling.base.dnd.ElementDropContext;
 import org.fortiss.tooling.base.layout.IAutoLayouter;
 import org.fortiss.tooling.base.layout.KielerAutoLayouter;
@@ -33,6 +36,8 @@ import org.fortiss.tooling.kernel.service.ICommandStackService;
 import org.fortiss.tooling.kernel.service.IElementCompositorService;
 import org.fortiss.tooling.kernel.service.IPrototypeService;
 import org.fortiss.tooling.kernel.ui.extension.IModelEditor;
+import org.fortiss.tooling.kernel.ui.extension.data.ContextMenuContextProvider;
+import org.fortiss.tooling.kernel.ui.service.IContextMenuService;
 import org.fortiss.tooling.kernel.ui.service.IModelEditorBindingService;
 
 import javafx.scene.control.Menu;
@@ -149,4 +154,36 @@ public final class ContextMenuUtils {
 		Point loc = createPoint((int)x, (int)y, "CompositionPoint");
 		return new ElementDropContext(target, loc, isRoot, zoom);
 	}
+
+	/**
+	 * Creates javafx context {@link MenuItem}s for the given 'target' {@link EObject}, using the
+	 * {@link IContextMenuService}.
+	 * 
+	 * @param target
+	 *            The {@link EObject} to create context {@link MenuItem}s.
+	 * @param contextProvider
+	 *            The {@link ContextMenuContextProvider} to provide for the
+	 *            {@link IContextMenuService}.
+	 * @return A {@link List} of {@link MenuItem}s for the given 'target'
+	 */
+	public static List<MenuItem> createContextMenuEntriesFromService(EObject target,
+			ContextMenuContextProvider contextProvider) {
+		List<MenuItem> ret = new ArrayList<MenuItem>();
+
+		List<IContributionItem> contributions = IContextMenuService.getInstance()
+				.getContextMenuContributions(target, contextProvider);
+		for(IContributionItem c : contributions) {
+			if(c instanceof ActionContributionItem) {
+				IAction action = ((ActionContributionItem)c).getAction();
+
+				MenuItem menuItem = new MenuItem(action.getText());
+				menuItem.setOnAction(evt -> {
+					action.run();
+				});
+				ret.add(menuItem);
+			}
+		}
+
+		return ret;
+	}
 }

org.fortiss.tooling.kernel.ui/src/org/fortiss/tooling/kernel/ui/internal/.ratings

 ActionService.java e29126b5947c9fd2f1d82bb87001b9d0ead50c3b GREEN
-ContextMenuService.java 802b6d0ade78f91478cd8959cfb423b9963d43bf GREEN
+ContextMenuService.java d6800cadce942b9b63cf2376a208aad876980b6a YELLOW
 MarkerService.java 0bfe2c67638db4e506ea5dc7680765f2a8d632e1 GREEN
 ModelEditorBindingService.java f304addb514cd2de443997e0b52cef7a3a9897bf GREEN
 ModelElementHandlerService.java 34adeef844bf98c69f1b9a7252f34d0a2b741b54 GREEN

org.fortiss.tooling.kernel.ui/src/org/fortiss/tooling/kernel/ui/internal/ContextMenuService.java

@@ -280,4 +280,22 @@ public class ContextMenuService implements IContextMenuService, IIntrospectiveKe
 	public IIntrospectionDetailsItem getDetailsItem() {
 		return new ContextMenuKISSDetailsItem(contextMenuContributorList);
 	}
+
+	/** {@inheritDoc} */
+	@Override
+	public List<IContributionItem> getContextMenuContributions(EObject element,
+			ContextMenuContextProvider contextProvider) {
+		List<IContributionItem> ret = new ArrayList<IContributionItem>();
+
+		// Iterate all ContextMenuContributors to collect menu items.
+		for(IContextMenuContributor contributor : contextMenuContributorList) {
+			List<IContributionItem> contributions =
+					contributor.getContributedItems(element, contextProvider);
+			if(contributions != null) {
+				ret.addAll(contributions);
+			}
+		}
+
+		return ret;
+	}
 }

org.fortiss.tooling.kernel.ui/src/org/fortiss/tooling/kernel/ui/service/.ratings

 IActionService.java 22eafafc8708cbff7f855f7b1b9bef042c127f25 GREEN
-IContextMenuService.java cfb6b8237b6cd2b0e461991a9ceb95969f330265 GREEN
+IContextMenuService.java 63a03829f2b437e68cdc9956f7981c3aefc2f1ab YELLOW
 IMarkerService.java 82486a5656cd907926fcdf1ca1ab801290f8514c GREEN
 IModelEditorBindingService.java ce2ae1957e2232bb0fac1d1d262103f9adfc5266 GREEN
 IModelElementHandlerService.java 23353de6b85af0e9d44a1c926174fa4ed5152af0 GREEN

org.fortiss.tooling.kernel.ui/src/org/fortiss/tooling/kernel/ui/service/IContextMenuService.java

@@ -15,6 +15,10 @@
 +--------------------------------------------------------------------------*/
 package org.fortiss.tooling.kernel.ui.service;
 
+import java.util.List;
+
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.jface.action.IContributionItem;
 import org.eclipse.jface.action.MenuManager;
 import org.eclipse.ui.IWorkbenchActionConstants;
 import org.fortiss.tooling.kernel.ui.extension.IContextMenuContributor;
@@ -74,4 +78,19 @@ public interface IContextMenuService {
 
 	/** Registers the given contributor with the kernel. */
 	void registerContextMenuContributor(IContextMenuContributor contributor);
+
+	/**
+	 * Retrieves all context menu {@link IContributionItem}s for the given 'element' and the given
+	 * 'ContextProvider'.
+	 * 
+	 * @param element
+	 *            The {@link EObject} to get the menu contributions for.
+	 * @param contextProvider
+	 *            The {@link ContextMenuContextProvider} to adhere when getting the contect menu
+	 *            contibutions.
+	 * @return A {@link List} if {@link IContributionItem} for the given 'element' and the given
+	 *         'contentProvider'.
+	 */
+	public List<IContributionItem> getContextMenuContributions(EObject element,
+			ContextMenuContextProvider contextProvider);
 }