| /******************************************************************************* |
| * Copyright (c) 2010, 2020 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.ExecutionEvent; |
| import org.eclipse.core.expressions.EvaluationResult; |
| import org.eclipse.core.expressions.IEvaluationContext; |
| import org.eclipse.e4.ui.model.application.ui.basic.MPart; |
| import org.eclipse.ui.ISaveablePart; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.internal.InternalHandlerUtil; |
| import org.eclipse.ui.internal.SaveableHelper; |
| import org.eclipse.ui.internal.WorkbenchPage; |
| |
| /** |
| * <p> |
| * Replacement for SaveAsAction |
| * </p> |
| * |
| * @since 3.7 |
| * |
| */ |
| public class SaveAsHandler extends AbstractSaveHandler { |
| |
| public SaveAsHandler() { |
| registerEnablement(); |
| } |
| |
| @Override |
| public Object execute(ExecutionEvent event) { |
| |
| ISaveablePart saveablePart = getSaveablePart(event); |
| |
| if (saveablePart != null) |
| saveablePart.doSaveAs(); |
| |
| return null; |
| } |
| |
| @Override |
| protected EvaluationResult evaluate(IEvaluationContext context) { |
| |
| IWorkbenchWindow window = InternalHandlerUtil.getActiveWorkbenchWindow(context); |
| // no window? not active |
| if (window == null) |
| return EvaluationResult.FALSE; |
| WorkbenchPage page = (WorkbenchPage) window.getActivePage(); |
| |
| // no page? not active |
| if (page == null) |
| return EvaluationResult.FALSE; |
| |
| MPart activeMPart = getActivePart(window); |
| |
| IWorkbenchPart activePart = InternalHandlerUtil.getActivePart(context); |
| ISaveablePart part = SaveableHelper.getSaveable(activePart); |
| if (part == null && activeMPart != null && activeMPart.isDirty()) { |
| return EvaluationResult.FALSE; |
| } |
| |
| // get saveable part |
| ISaveablePart saveablePart = getSaveablePart(context); |
| if (saveablePart == null) |
| return EvaluationResult.FALSE; |
| |
| // if its available, return whatever it says |
| return saveablePart.isSaveAsAllowed() ? EvaluationResult.TRUE : EvaluationResult.FALSE; |
| } |
| |
| } |