| /******************************************************************************* |
| * Copyright (c) 2001, 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 |
| * Jens Lukowski/Innoopract - initial renaming/restructuring |
| * |
| *******************************************************************************/ |
| package org.eclipse.wst.sse.ui.internal.search; |
| |
| import org.eclipse.jface.viewers.IStructuredContentProvider; |
| import org.eclipse.jface.viewers.TableViewer; |
| import org.eclipse.jface.viewers.Viewer; |
| |
| /** |
| * @author pavery |
| */ |
| public class OccurrencesContentProvider implements IStructuredContentProvider { |
| |
| protected final Object[] EMPTY_ARRAY = new Object[0]; |
| private OccurrencesSearchResult fResult = null; |
| private TableViewer fTableViewer = null; |
| |
| public void clear() { |
| if (this.fTableViewer != null) |
| this.fTableViewer.refresh(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.viewers.IContentProvider#dispose() |
| */ |
| public void dispose() { |
| // do nothing |
| } |
| |
| public void elementsChanged(Object[] updatedElements) { |
| |
| //TODO: copied from JavaSearchTableContentProvider |
| for (int i = 0; i < updatedElements.length; i++) { |
| if (this.fResult.getMatchCount(updatedElements[i]) > 0) { |
| if (this.fTableViewer.testFindItem(updatedElements[i]) != null) |
| this.fTableViewer.refresh(updatedElements[i]); |
| else |
| this.fTableViewer.add(updatedElements[i]); |
| } else { |
| this.fTableViewer.remove(updatedElements[i]); |
| } |
| } |
| } |
| |
| |
| /** |
| * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object) |
| */ |
| public Object[] getElements(Object inputElement) { |
| |
| this.fResult = (OccurrencesSearchResult) inputElement; |
| return this.fResult.getElements(); |
| } |
| |
| /** |
| * @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer, |
| * java.lang.Object, java.lang.Object) |
| */ |
| public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { |
| |
| if (viewer instanceof TableViewer) |
| this.fTableViewer = (TableViewer) viewer; |
| this.fResult = (OccurrencesSearchResult) newInput; |
| } |
| |
| public void refresh() { |
| |
| if (this.fTableViewer != null) |
| this.fTableViewer.refresh(); |
| } |
| } |