| /******************************************************************************* |
| * Copyright (c) 2008, 2015 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Lars Vogel <Lars.Vogel@gmail.com> - Bug 440810 |
| ******************************************************************************/ |
| |
| package org.eclipse.ui.internal.handlers; |
| |
| import org.eclipse.core.commands.AbstractHandler; |
| import org.eclipse.core.commands.ExecutionEvent; |
| import org.eclipse.core.commands.ExecutionException; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.jface.action.ContributionManager; |
| import org.eclipse.jface.action.IMenuListener2; |
| import org.eclipse.jface.action.IMenuManager; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.actions.QuickMenuCreator; |
| import org.eclipse.ui.menus.IMenuService; |
| import org.eclipse.ui.progress.UIJob; |
| |
| /** |
| * Support for a command based QuickMenuAction that can pop up a |
| * menu-contribution based context menu. |
| * <p> |
| * This is experimental and should not be moved. |
| * </p> |
| * |
| * @since 3.4 |
| */ |
| public class QuickMenuHandler extends AbstractHandler implements IMenuListener2 { |
| private QuickMenuCreator creator = new QuickMenuCreator() { |
| |
| @Override |
| protected void fillMenu(IMenuManager menu) { |
| if (!(menu instanceof ContributionManager)) { |
| return; |
| } |
| IMenuService service = PlatformUI.getWorkbench().getService(IMenuService.class); |
| service.populateContributionManager((ContributionManager) menu, locationURI); |
| menu.addMenuListener(QuickMenuHandler.this); |
| } |
| |
| }; |
| |
| private String locationURI; |
| |
| @Override |
| public Object execute(ExecutionEvent event) throws ExecutionException { |
| locationURI = event.getParameter("org.eclipse.ui.window.quickMenu.uri"); //$NON-NLS-1$ |
| if (locationURI == null) { |
| throw new ExecutionException("locatorURI must not be null"); //$NON-NLS-1$ |
| } |
| creator.createMenu(); |
| return null; |
| } |
| |
| @Override |
| public void dispose() { |
| if (creator != null) { |
| creator.dispose(); |
| creator = null; |
| } |
| } |
| |
| @Override |
| public void menuAboutToHide(final IMenuManager managerM) { |
| new UIJob("quickMenuCleanup") { //$NON-NLS-1$ |
| |
| @Override |
| public IStatus runInUIThread(IProgressMonitor monitor) { |
| IMenuService service = PlatformUI.getWorkbench().getService(IMenuService.class); |
| service.releaseContributions((ContributionManager) managerM); |
| return Status.OK_STATUS; |
| } |
| |
| }.schedule(); |
| } |
| |
| @Override |
| public void menuAboutToShow(IMenuManager manager) { |
| // no-op |
| } |
| } |