| /******************************************************************************* |
| * Copyright (c) 2000, 2005 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.jdt.internal.ui.search; |
| |
| import org.eclipse.swt.graphics.Image; |
| |
| import org.eclipse.jface.viewers.ITreeContentProvider; |
| |
| import org.eclipse.jdt.core.IClassFile; |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.IJavaModel; |
| import org.eclipse.jdt.core.IType; |
| |
| import org.eclipse.jdt.ui.JavaElementLabels; |
| |
| public class PostfixLabelProvider extends SearchLabelProvider { |
| private ITreeContentProvider fContentProvider; |
| |
| public PostfixLabelProvider(JavaSearchResultPage page) { |
| super(page); |
| fContentProvider= new LevelTreeContentProvider.FastJavaElementProvider(); |
| } |
| |
| public Image getImage(Object element) { |
| Image image= super.getImage(element); |
| if (image != null) |
| return image; |
| return getParticipantImage(element); |
| } |
| |
| public String getText(Object element) { |
| String labelWithCounts= getLabelWithCounts(element, internalGetText(element)); |
| |
| StringBuffer res= new StringBuffer(labelWithCounts); |
| |
| ITreeContentProvider provider= (ITreeContentProvider) fPage.getViewer().getContentProvider(); |
| Object visibleParent= provider.getParent(element); |
| Object realParent= fContentProvider.getParent(element); |
| Object lastElement= element; |
| while (realParent != null && !(realParent instanceof IJavaModel) && !realParent.equals(visibleParent)) { |
| if (!isSameInformation(realParent, lastElement)) { |
| res.append(JavaElementLabels.CONCAT_STRING).append(internalGetText(realParent)); |
| } |
| lastElement= realParent; |
| realParent= fContentProvider.getParent(realParent); |
| } |
| return res.toString(); |
| } |
| |
| |
| protected boolean hasChildren(Object element) { |
| ITreeContentProvider contentProvider= (ITreeContentProvider) fPage.getViewer().getContentProvider(); |
| return contentProvider.hasChildren(element); |
| } |
| |
| private String internalGetText(Object element) { |
| String text= super.getText(element); |
| if (text != null && text.length() > 0) |
| return text; |
| return getParticipantText(element); |
| } |
| |
| private boolean isSameInformation(Object realParent, Object lastElement) { |
| if (lastElement instanceof IType) { |
| IType type= (IType) lastElement; |
| if (realParent instanceof IClassFile) { |
| if (type.getClassFile().equals(realParent)) |
| return true; |
| } else if (realParent instanceof ICompilationUnit) { |
| if (type.getCompilationUnit().equals(realParent)) |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| } |