| /******************************************************************************* |
| * Copyright (c) 2000, 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 |
| *******************************************************************************/ |
| |
| package org.eclipse.ui.internal; |
| |
| import static org.eclipse.swt.events.SelectionListener.widgetSelectedAdapter; |
| |
| import org.eclipse.core.runtime.Assert; |
| import org.eclipse.jface.action.ContributionItem; |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.swt.widgets.Menu; |
| import org.eclipse.swt.widgets.MenuItem; |
| import org.eclipse.ui.IWorkingSet; |
| import org.eclipse.ui.IWorkingSetManager; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.actions.WorkingSetFilterActionGroup; |
| |
| /** |
| * Menu contribution item which shows a working set. |
| * |
| * @since 2.1 |
| */ |
| public class WorkingSetMenuContributionItem extends ContributionItem { |
| private Image image; |
| |
| private int id; |
| |
| private IWorkingSet workingSet; |
| |
| private WorkingSetFilterActionGroup actionGroup; |
| |
| /** |
| * Returns the id of this menu contribution item |
| * |
| * @param id numerical id |
| * @return String string id |
| */ |
| public static String getId(int id) { |
| return WorkingSetMenuContributionItem.class.getName() + "." + id; //$NON-NLS-1$ |
| } |
| |
| /** |
| * Creates a new instance of the receiver. |
| * |
| * @param id sequential id of the new instance |
| * @param actionGroup the action group this contribution item is created in |
| */ |
| public WorkingSetMenuContributionItem(int id, WorkingSetFilterActionGroup actionGroup, IWorkingSet workingSet) { |
| super(getId(id)); |
| Assert.isNotNull(actionGroup); |
| Assert.isNotNull(workingSet); |
| this.id = id; |
| this.actionGroup = actionGroup; |
| this.workingSet = workingSet; |
| } |
| |
| /** |
| * Adds a menu item for the working set. Overrides method from ContributionItem. |
| * |
| * @see org.eclipse.jface.action.ContributionItem#fill(Menu,int) |
| */ |
| @Override |
| public void fill(Menu menu, int index) { |
| MenuItem mi = new MenuItem(menu, SWT.RADIO, index); |
| mi.setText("&" + id + " " + workingSet.getLabel()); //$NON-NLS-1$ //$NON-NLS-2$ |
| mi.setSelection(workingSet.equals(actionGroup.getWorkingSet())); |
| mi.addSelectionListener(widgetSelectedAdapter(e -> { |
| IWorkingSetManager manager = PlatformUI.getWorkbench().getWorkingSetManager(); |
| actionGroup.setWorkingSet(workingSet); |
| manager.addRecentWorkingSet(workingSet); |
| })); |
| if (image == null) { |
| ImageDescriptor imageDescriptor = workingSet.getImageDescriptor(); |
| if (imageDescriptor != null) |
| image = imageDescriptor.createImage(); |
| } |
| mi.setImage(image); |
| } |
| |
| /** |
| * Overridden to always return true and force dynamic menu building. |
| */ |
| @Override |
| public boolean isDynamic() { |
| return true; |
| } |
| |
| /* |
| * @see org.eclipse.jface.action.ContributionItem#dispose() |
| * |
| * @since 3.3 |
| */ |
| @Override |
| public void dispose() { |
| if (image != null && !image.isDisposed()) |
| image.dispose(); |
| image = null; |
| |
| super.dispose(); |
| } |
| } |