| /******************************************************************************* |
| * Copyright (c) 2015 RCP Vision (http://www.rcp-vision.com) and others. |
| * 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: |
| * Lorenzo Bettini - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.emf.parsley.menus; |
| |
| import org.eclipse.emf.edit.domain.EditingDomain; |
| import org.eclipse.emf.edit.ui.provider.UnwrappingSelectionProvider; |
| import org.eclipse.emf.parsley.edit.actionbar.LightweightActionBarContributor; |
| import org.eclipse.emf.parsley.edit.actionbar.WorkbenchActionBarContributor; |
| import org.eclipse.emf.parsley.viewers.ViewerSelectionProvider; |
| import org.eclipse.jface.action.IMenuListener; |
| import org.eclipse.jface.action.IMenuManager; |
| import org.eclipse.jface.action.MenuManager; |
| import org.eclipse.jface.action.Separator; |
| import org.eclipse.jface.viewers.StructuredViewer; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.swt.widgets.Menu; |
| import org.eclipse.ui.IWorkbenchPart; |
| |
| import com.google.inject.Inject; |
| import com.google.inject.Provider; |
| |
| /** |
| * Provides utility methods for adding context menu to a viewer. |
| * |
| * @author Lorenzo Bettini - Initial contribution and API |
| * @author Francesco Guidieri - refactoring for |
| * https://bugs.eclipse.org/bugs/show_bug.cgi?id=455727 |
| */ |
| public class ViewerContextMenuHelper { |
| |
| @Inject |
| private Provider<LightweightActionBarContributor> lightweightActionBarContributorProvider; |
| |
| @Inject |
| private Provider<WorkbenchActionBarContributor> workbenchActionBarContributorProvider; |
| |
| protected MenuManager createMenuManager() { |
| MenuManager menuManager = new MenuManager("#PopUp"); |
| menuManager.add(new Separator("additions")); |
| menuManager.setRemoveAllWhenShown(true); |
| return menuManager; |
| } |
| |
| /** |
| * Adds a context menu to the passed {@link Viewer}. |
| * |
| * The passed {@link IMenuListener} should implement a method like |
| * |
| * <pre> |
| * public void menuAboutToShow(IMenuManager menuManager) { |
| * actionBarContributor.menuAboutToShow(menuManager); |
| * } |
| * </pre> |
| * |
| * @param viewer |
| * @param activePart |
| * @param menuListener |
| * @param workbenchActionBarContributor |
| */ |
| public void addViewerContextMenu(Viewer viewer, IWorkbenchPart activePart, IMenuListener menuListener, |
| WorkbenchActionBarContributor workbenchActionBarContributor) { |
| |
| MenuManager menuManager = createContextMenu(viewer); |
| menuManager.addMenuListener(menuListener); |
| |
| setupWorkbenchActionBarContributorContextMenu(viewer, activePart, workbenchActionBarContributor, menuManager); |
| } |
| |
| /** |
| * Adds a context menu to the passed {@link StructuredViewer}. |
| * |
| * @param viewer |
| * @param activePart |
| */ |
| public void addViewerContextMenu(StructuredViewer viewer, IWorkbenchPart activePart) { |
| final WorkbenchActionBarContributor workbenchActionBarContributor = workbenchActionBarContributorProvider.get(); |
| MenuManager menuManager = createContextMenu(viewer, workbenchActionBarContributor); |
| |
| setupWorkbenchActionBarContributorContextMenu(viewer, activePart, workbenchActionBarContributor, menuManager); |
| } |
| |
| private void setupWorkbenchActionBarContributorContextMenu(Viewer viewer, IWorkbenchPart activePart, |
| WorkbenchActionBarContributor workbenchActionBarContributor, MenuManager menuManager) { |
| activePart.getSite().registerContextMenu(menuManager, new UnwrappingSelectionProvider(viewer)); |
| bridgeSelectionProviderAndActionBarContributor(viewer, workbenchActionBarContributor); |
| workbenchActionBarContributor.setActivePart(activePart); |
| } |
| |
| private void bridgeSelectionProviderAndActionBarContributor(Viewer viewer, |
| WorkbenchActionBarContributor actionBarContributor) { |
| ViewerSelectionProvider viewerSelectionProvider = new ViewerSelectionProvider(viewer); |
| actionBarContributor.setExplicitSelectionProvider(viewerSelectionProvider); |
| viewerSelectionProvider.addSelectionChangedListener(actionBarContributor); |
| } |
| |
| /** |
| * Adds a context menu to the passed {@link StructuredViewer}. |
| * |
| * @param viewer |
| */ |
| public void addViewerContextMenu(StructuredViewer viewer) { |
| addViewerContextMenu(viewer, (EditingDomain) null); |
| } |
| |
| /** |
| * Adds a context menu to the passed {@link StructuredViewer}. |
| * |
| * @param viewer |
| * @param editingDomain |
| */ |
| public void addViewerContextMenu(Viewer viewer, EditingDomain editingDomain) { |
| final LightweightActionBarContributor lightweightActionBarContributor = lightweightActionBarContributorProvider |
| .get(); |
| createContextMenu(viewer, lightweightActionBarContributor); |
| viewer.addSelectionChangedListener(lightweightActionBarContributor); |
| lightweightActionBarContributor.initialize(editingDomain); |
| } |
| |
| private MenuManager createContextMenu(Viewer viewer) { |
| MenuManager menuManager = createMenuManager(); |
| Menu menu = menuManager.createContextMenu(viewer.getControl()); |
| viewer.getControl().setMenu(menu); |
| return menuManager; |
| } |
| |
| private MenuManager createContextMenu(Viewer viewer, final IMenuListener menuListener) { |
| MenuManager menuManager = createContextMenu(viewer); |
| menuManager.addMenuListener(new IMenuListener() { |
| @Override |
| public void menuAboutToShow(IMenuManager manager) { |
| menuListener.menuAboutToShow(manager); |
| } |
| }); |
| return menuManager; |
| } |
| |
| } |