|
What this is
Other links
The source code/******************************************************************************* * Copyright (c) 2000, 2007 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.pde.internal.ui.wizards; import java.util.Comparator; import org.eclipse.jface.util.Policy; import org.eclipse.jface.viewers.*; import org.eclipse.pde.core.plugin.*; import org.eclipse.pde.internal.core.ifeature.IFeature; import org.eclipse.pde.internal.core.ifeature.IFeatureModel; import org.eclipse.pde.internal.ui.PDEPlugin; import org.eclipse.pde.internal.ui.elements.ElementLabelProvider; import org.eclipse.pde.internal.ui.nls.ModelChange; import org.eclipse.swt.graphics.Image; public class ListUtil { private static final Comparator stringComparator = new Comparator() { public int compare(Object arg0, Object arg1) { if (arg0 instanceof String && arg1 instanceof String) return ((String) arg0).compareToIgnoreCase((String) arg1); // if not two Strings like we expect, then use default comparator return Policy.getComparator().compare(arg0, arg1); } }; static class NameComparator extends ViewerComparator { public NameComparator() { // when comparing names, always use the comparator above to do a String comparison super(stringComparator); } public boolean isSorterProperty(Object element, Object propertyId) { return propertyId.equals(IBasicPropertyConstants.P_TEXT); } } static class FeatureComparator extends NameComparator { public int compare(Viewer viewer, Object e1, Object e2) { if (e1 instanceof IFeatureModel && e2 instanceof IFeatureModel) { IFeature feature1 = ((IFeatureModel) e1).getFeature(); IFeature feature2 = ((IFeatureModel) e2).getFeature(); int result = getComparator().compare(feature1.getId(), feature2.getId()); if (result != 0) { return result; } } return super.compare(viewer, e1, e2); } } public static class PluginComparator extends NameComparator { public int compare(Viewer viewer, Object e1, Object e2) { int result = 0; String name1 = getName(e1); String name2 = getName(e2); if (name1 != null && name2 != null) result = getComparator().compare(name1, name2); return (result != 0) ? result : super.compare(viewer, e1, e2); } private String getName(Object object) { if (object instanceof IPluginBase) return getPluginName((IPluginBase) object); if (object instanceof IPluginModelBase) return getPluginName(((IPluginModelBase) object).getPluginBase()); if (object instanceof ModelEntry) { return getPluginName(((ModelEntry) object).getModel().getPluginBase()); } if (object instanceof ModelChange) return getPluginName(((ModelChange) object).getParentModel().getPluginBase()); return null; } private String getPluginName(IPluginBase pluginBase) { return PDEPlugin.isFullNameModeEnabled() ? pluginBase.getTranslatedName() : pluginBase.getId(); } } public static final ViewerComparator NAME_COMPARATOR = new NameComparator(); public static final ViewerComparator PLUGIN_COMPARATOR = new PluginComparator(); public static final ViewerComparator FEATURE_COMPARATOR = new FeatureComparator(); static class TableLabelProvider extends ElementLabelProvider implements ITableLabelProvider { public String getColumnText(Object o, int index) { return getText(o); } public Image getColumnImage(Object o, int index) { return getImage(o); } } public static final ILabelProvider TABLE_LABEL_PROVIDER = new TableLabelProvider(); public ListUtil() { super(); } } |
... this post is sponsored by my books ... | |
![]() #1 New Release! |
![]() FP Best Seller |
Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.
A percentage of advertising revenue from
pages under the /java/jwarehouse
URI on this website is
paid back to open source projects.