| /******************************************************************************* |
| * Copyright (c) 2008-2011 Chair for Applied Software Engineering, |
| * Technische Universitaet Muenchen. |
| * 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: |
| * wesendon |
| ******************************************************************************/ |
| package org.eclipse.emf.emfstore.internal.client.ui.dialogs.merge.util; |
| |
| import org.eclipse.emf.edit.provider.ComposedAdapterFactory; |
| import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider; |
| import org.eclipse.emf.emfstore.internal.client.model.changeTracking.merging.DecisionManager; |
| import org.eclipse.emf.emfstore.internal.client.ui.Activator; |
| import org.eclipse.emf.emfstore.internal.client.ui.views.changes.ChangePackageVisualizationHelper; |
| import org.eclipse.jface.resource.FontRegistry; |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.jface.resource.JFaceResources; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.swt.widgets.Display; |
| |
| /** |
| * Class offering common methods for the merge dialog. |
| * |
| * @author wesendon |
| */ |
| public final class UIDecisionUtil { |
| |
| private UIDecisionUtil() { |
| } |
| |
| private static FontRegistry fontRegistry; |
| |
| /** |
| * Fetches image by path. |
| * |
| * @param path |
| * path |
| * @return image |
| */ |
| public static Image getImage(String path) { |
| return getImageDescriptor(path).createImage(); |
| } |
| |
| /** |
| * Fetches image descriptor by path. |
| * |
| * @param path |
| * path |
| * @return {@link ImageDescriptor} |
| */ |
| public static ImageDescriptor getImageDescriptor(String path) { |
| final String key = path; |
| ImageDescriptor regImage = JFaceResources.getImageRegistry().getDescriptor(key); |
| if (regImage == null) { |
| regImage = Activator.getImageDescriptor("icons/merge/" + path); |
| JFaceResources.getImageRegistry().put(key, regImage); |
| } |
| return regImage; |
| } |
| |
| /** |
| * Cuts a text to certain length and adds "..." at the end if needed. |
| * |
| * @param str |
| * text |
| * @param length |
| * length |
| * @param addPoints |
| * true, if ending dotts |
| * @return shortened string |
| */ |
| public static String cutString(String str, int length, boolean addPoints) { |
| if (str == null) { |
| return ""; |
| } |
| if (str.length() > length) { |
| str = str.substring(0, length); |
| if (addPoints) { |
| str += "..."; |
| } |
| return str; |
| } else { |
| return str; |
| } |
| } |
| |
| /** |
| * Strips line breaking characters from text. |
| * |
| * @param text |
| * text |
| * @return linf of text |
| */ |
| public static String stripNewLine(String text) { |
| if (text == null) { |
| return ""; |
| } |
| return text.replaceAll("\n\r|\r\n|\n \r|\r \n|\n|\r", " "); |
| } |
| |
| /** |
| * Returns FontRegistry. |
| * |
| * @return fonts |
| */ |
| public static synchronized FontRegistry getFontRegistry() { |
| if (fontRegistry == null) { |
| fontRegistry = new FontRegistry(Display.getCurrent()); |
| UIDecisionConfig.initFonts(fontRegistry); |
| } |
| return fontRegistry; |
| } |
| |
| /** |
| * Returns the visualizationhelper. |
| * |
| * @param decisionManager instance of the decisionManager |
| * |
| * @return visualizationhelper |
| */ |
| public static ChangePackageVisualizationHelper getChangePackageVisualizationHelper( |
| DecisionManager decisionManager) { |
| return new ChangePackageVisualizationHelper(decisionManager.getIdToEObjectMapping()); |
| } |
| |
| /** |
| * Returns a label provider. |
| * |
| * @return label provider |
| */ |
| public static AdapterFactoryLabelProvider getAdapterFactory() { |
| return new AdapterFactoryLabelProvider(new ComposedAdapterFactory( |
| ComposedAdapterFactory.Descriptor.Registry.INSTANCE)); |
| } |
| } |