| /******************************************************************************* |
| * Copyright (c) 2000, 2003 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ant.internal.ui.preferences; |
| |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import org.eclipse.jface.viewers.IStructuredContentProvider; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.jface.viewers.TableViewer; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerSorter; |
| |
| /** |
| * Content provider that maintains a generic list of objects which are shown in |
| * a table viewer. |
| */ |
| public class AntContentProvider implements IStructuredContentProvider { |
| protected List elements = new ArrayList(); |
| protected TableViewer tableViewer; |
| private ViewerSorter sorter= null; |
| |
| public void add(Object o) { |
| if (elements.contains(o)) { |
| return; |
| } |
| elements.add(o); |
| tableViewer.add(o); |
| tableViewer.setSelection(new StructuredSelection(o), true); |
| } |
| |
| public void dispose() { |
| } |
| |
| public Object[] getElements(Object inputElement) { |
| return elements.toArray(new Object[elements.size()]); |
| } |
| |
| public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { |
| tableViewer = (TableViewer) viewer; |
| elements.clear(); |
| if (newInput != null) { |
| tableViewer.setSorter(getSorter()); |
| List list; |
| if (newInput instanceof List) { |
| list= (List) newInput; |
| } else { |
| list= Arrays.asList((Object[]) newInput); |
| } |
| elements.addAll(list); |
| } |
| } |
| |
| public void remove(Object o) { |
| elements.remove(o); |
| tableViewer.remove(o); |
| } |
| |
| public void remove(IStructuredSelection selection) { |
| Object[] array= selection.toArray(); |
| elements.removeAll(Arrays.asList(array)); |
| tableViewer.remove(array); |
| } |
| |
| protected ViewerSorter getSorter() { |
| if (sorter == null) { |
| sorter= new ViewerSorter() { |
| /** |
| * @see org.eclipse.jface.viewers.ViewerSorter#compare(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object) |
| */ |
| public int compare(Viewer viewer, Object e1, Object e2) { |
| return e1.toString().compareToIgnoreCase(e2.toString()); |
| } |
| }; |
| } |
| return sorter; |
| } |
| } |