| /******************************************************************************* |
| * Copyright (c) 2010 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * 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.ui.IEditorPart; |
| import org.eclipse.ui.ISaveablePart; |
| import org.eclipse.ui.ISaveablesSource; |
| import org.eclipse.ui.IWorkbenchPage; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.handlers.HandlerUtil; |
| import org.eclipse.ui.internal.InternalHandlerUtil; |
| import org.eclipse.ui.internal.SaveableHelper; |
| import org.eclipse.ui.internal.WorkbenchPage; |
| |
| /** |
| * <p> |
| * Replacement for SaveAction |
| * </p> |
| * |
| * @since 3.7 |
| * |
| */ |
| public class SaveHandler extends AbstractSaveHandler { |
| |
| public SaveHandler() { |
| registerEnablement(); |
| } |
| |
| public Object execute(ExecutionEvent event) { |
| |
| ISaveablePart saveablePart = getSaveablePart(event); |
| |
| // no saveable |
| if (saveablePart == null) |
| return null; |
| |
| // if editor |
| if (saveablePart instanceof IEditorPart) { |
| IEditorPart editorPart = (IEditorPart) saveablePart; |
| IWorkbenchPage page = editorPart.getSite().getPage(); |
| page.saveEditor(editorPart, false); |
| return null; |
| } |
| |
| // if view |
| IWorkbenchPart activePart = HandlerUtil.getActivePart(event); |
| WorkbenchPage page = (WorkbenchPage) activePart.getSite().getPage(); |
| page.saveSaveable(saveablePart, false, false); |
| |
| return null; |
| |
| } |
| |
| 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; |
| |
| // get saveable part |
| ISaveablePart saveablePart = getSaveablePart(context); |
| if (saveablePart == null) |
| return EvaluationResult.FALSE; |
| |
| if (saveablePart instanceof ISaveablesSource) { |
| ISaveablesSource modelSource = (ISaveablesSource) saveablePart; |
| if (SaveableHelper.needsSave(modelSource)) |
| return EvaluationResult.TRUE; |
| return EvaluationResult.FALSE; |
| } |
| |
| if (saveablePart != null && saveablePart.isDirty()) |
| return EvaluationResult.TRUE; |
| |
| return EvaluationResult.FALSE; |
| } |
| } |