| /******************************************************************************* |
| * Copyright (c) 2011, 2014 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.handlers; |
| |
| import org.eclipse.core.commands.AbstractHandler; |
| import org.eclipse.core.commands.ExecutionEvent; |
| import org.eclipse.jface.dialogs.IDialogConstants; |
| import org.eclipse.jface.dialogs.MessageDialog; |
| import org.eclipse.jface.dialogs.MessageDialogWithToggle; |
| import org.eclipse.jface.window.Window; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.ui.IPerspectiveDescriptor; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.handlers.HandlerUtil; |
| import org.eclipse.ui.internal.WorkbenchMessages; |
| import org.eclipse.ui.internal.WorkbenchPage; |
| import org.eclipse.ui.internal.registry.PerspectiveDescriptor; |
| import org.eclipse.ui.internal.registry.PerspectiveRegistry; |
| |
| /** |
| * @since 3.5 |
| * |
| */ |
| public class ResetPerspectiveHandler extends AbstractHandler { |
| |
| @Override |
| public Object execute(ExecutionEvent event) { |
| |
| IWorkbenchWindow activeWorkbenchWindow = HandlerUtil.getActiveWorkbenchWindow(event); |
| if (activeWorkbenchWindow != null) { |
| WorkbenchPage page = (WorkbenchPage) activeWorkbenchWindow.getActivePage(); |
| if (page != null) { |
| IPerspectiveDescriptor descriptor = page.getPerspective(); |
| if (descriptor != null) { |
| boolean offerRevertToBase = false; |
| if (descriptor instanceof PerspectiveDescriptor) { |
| PerspectiveDescriptor desc = (PerspectiveDescriptor) descriptor; |
| offerRevertToBase = desc.isPredefined() && desc.hasCustomDefinition(); |
| } |
| |
| if (offerRevertToBase) { |
| String message = NLS.bind(WorkbenchMessages.RevertPerspective_message, descriptor.getLabel()); |
| boolean toggleState = false; |
| MessageDialogWithToggle dialog = MessageDialogWithToggle.open(MessageDialog.QUESTION, |
| activeWorkbenchWindow.getShell(), WorkbenchMessages.RevertPerspective_title, message, |
| WorkbenchMessages.RevertPerspective_option, toggleState, null, null, SWT.SHEET); |
| if (dialog.getReturnCode() == IDialogConstants.YES_ID) { |
| if (dialog.getToggleState()) { |
| PerspectiveRegistry reg = (PerspectiveRegistry) PlatformUI.getWorkbench() |
| .getPerspectiveRegistry(); |
| reg.revertPerspective(descriptor); |
| } |
| page.resetPerspective(); |
| } |
| } else { |
| String message = NLS.bind(WorkbenchMessages.ResetPerspective_message, descriptor.getLabel()); |
| |
| int result = MessageDialog.open(MessageDialog.CONFIRM, activeWorkbenchWindow.getShell(), |
| WorkbenchMessages.ResetPerspective_title, message, SWT.SHEET, |
| WorkbenchMessages.ResetPerspective_buttonLabel, IDialogConstants.NO_LABEL); |
| |
| if (result == Window.OK) { |
| page.resetPerspective(); |
| } |
| } |
| } |
| } |
| } |
| |
| return null; |
| } |
| } |