| /******************************************************************************* |
| * Copyright (c) 2007, 2016 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 |
| * Patrik Suzzi <psuzzi@gmail.com> - Bug 504090 |
| ******************************************************************************/ |
| |
| package org.eclipse.ui.internal; |
| |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.List; |
| import org.eclipse.core.commands.Command; |
| import org.eclipse.core.commands.ParameterizedCommand; |
| import org.eclipse.ui.IPerspectiveDescriptor; |
| import org.eclipse.ui.IWorkbenchCommandConstants; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.ui.commands.ICommandService; |
| import org.eclipse.ui.model.PerspectiveLabelProvider; |
| |
| /** |
| * This handler is used to switch between perspectives using the keyboard. |
| * <p> |
| * Replacement for CyclePerspectiveAction |
| * </p> |
| * |
| * @since 3.3 |
| */ |
| public class CyclePerspectiveHandler extends FilteredTableBaseHandler { |
| private PerspectiveLabelProvider labelProvider = new PerspectiveLabelProvider(false); |
| |
| @Override |
| protected Object getInput(WorkbenchPage page) { |
| List<IPerspectiveDescriptor> refs = Arrays.asList(page.getSortedPerspectives()); |
| Collections.reverse(refs); |
| return refs; |
| } |
| |
| @Override |
| protected ParameterizedCommand getBackwardCommand() { |
| final ICommandService commandService = window.getWorkbench().getService(ICommandService.class); |
| final Command command = commandService.getCommand(IWorkbenchCommandConstants.WINDOW_PREVIOUS_PERSPECTIVE); |
| return new ParameterizedCommand(command, null); |
| } |
| |
| @Override |
| protected ParameterizedCommand getForwardCommand() { |
| final ICommandService commandService = window.getWorkbench().getService(ICommandService.class); |
| final Command command = commandService.getCommand(IWorkbenchCommandConstants.WINDOW_NEXT_PERSPECTIVE); |
| return new ParameterizedCommand(command, null); |
| } |
| |
| @Override |
| protected String getTableHeader(IWorkbenchPart activePart) { |
| return WorkbenchMessages.CyclePerspectiveAction_header; |
| } |
| |
| @Override |
| public void dispose() { |
| if (labelProvider != null) { |
| labelProvider.dispose(); |
| labelProvider = null; |
| } |
| super.dispose(); |
| } |
| } |