| /******************************************************************************* |
| * Copyright (c) 2000, 2006 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.dialogs; |
| |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerComparator; |
| import org.eclipse.ui.internal.registry.Category; |
| import org.eclipse.ui.internal.registry.ViewRegistry; |
| import org.eclipse.ui.internal.registry.ViewRegistryReader; |
| import org.eclipse.ui.views.IViewCategory; |
| import org.eclipse.ui.views.IViewDescriptor; |
| |
| /** |
| * This is used to sort views in a ShowViewDialog. |
| */ |
| public class ViewComparator extends ViewerComparator { |
| private ViewRegistry viewReg; |
| |
| /** |
| * ViewSorter constructor comment. |
| * |
| * @param reg an IViewRegistry |
| */ |
| public ViewComparator(ViewRegistry reg) { |
| super(); |
| viewReg = reg; |
| } |
| |
| /** |
| * Returns a negative, zero, or positive number depending on whether |
| * the first element is less than, equal to, or greater than |
| * the second element. |
| */ |
| public int compare(Viewer viewer, Object e1, Object e2) { |
| if (e1 instanceof IViewDescriptor) { |
| String str1 = DialogUtil.removeAccel(((IViewDescriptor) e1) |
| .getLabel()); |
| String str2 = DialogUtil.removeAccel(((IViewDescriptor) e2) |
| .getLabel()); |
| return getComparator().compare(str1, str2); |
| } else if (e1 instanceof IViewCategory) { |
| IViewCategory generalCategory = viewReg.findCategory(ViewRegistryReader.GENERAL_VIEW_ID); |
| if (generalCategory != null){ |
| if (((IViewCategory)e1).getId().equals(generalCategory.getId())) { |
| return -1; |
| } |
| if (((IViewCategory)e2).getId().equals(generalCategory.getId())) { |
| return 1; |
| } |
| } |
| Category miscCategory = viewReg.getMiscCategory(); |
| if(miscCategory != null){ |
| if (((IViewCategory)e1).getId().equals(miscCategory.getId())) { |
| return 1; |
| } |
| if (((IViewCategory)e2).getId().equals(miscCategory.getId())) { |
| return -1; |
| } |
| } |
| String str1 = DialogUtil.removeAccel(((IViewCategory) e1).getLabel()); |
| String str2 = DialogUtil.removeAccel(((IViewCategory) e2).getLabel()); |
| return getComparator().compare(str1, str2); |
| } |
| return 0; |
| } |
| } |