| /******************************************************************************* |
| * Copyright (c) 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 |
| * Brock Janiczak (brockj@tpg.com.au) - Bug 142960 Performance tweak for ignored file processing |
| ******************************************************************************/ |
| package org.eclipse.jface.tests.viewers; |
| |
| import java.util.Vector; |
| |
| import org.eclipse.core.runtime.Assert; |
| import org.eclipse.jface.viewers.AbstractTreeViewer; |
| import org.eclipse.jface.viewers.ComboViewer; |
| import org.eclipse.jface.viewers.IBasicPropertyConstants; |
| import org.eclipse.jface.viewers.IStructuredContentProvider; |
| import org.eclipse.jface.viewers.LabelProvider; |
| import org.eclipse.jface.viewers.ListViewer; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.jface.viewers.TableViewer; |
| import org.eclipse.jface.viewers.Viewer; |
| |
| /** |
| * @since 3.2 |
| * |
| */ |
| public abstract class ViewerComparatorTest extends ViewerTestCase { |
| protected String UI = "UI"; |
| protected String[] TEAM1 = {"Karice", "Tod", "Eric", "Paul", |
| "Mike", "Michael", "Andrea", "Kim", "Boris", "Susan"}; |
| protected String[] TEAM1_SORTED = {"Andrea", "Boris", "Eric", "Karice", "Kim", |
| "Michael", "Mike", "Paul", "Susan", "Tod"}; |
| protected String[] TEAM1_SORTED_WITH_INSERT = {"Andrea", "Boris", "Duong", "Eric", "Karice", "Kim", |
| "Michael", "Mike", "Paul", "Susan", "Tod"}; |
| |
| protected String RUNTIME = "Runtime"; |
| protected String[] TEAM2 = {"Pascal", "DJ", "Jeff", "Andrew", "Oleg"}; |
| protected String[] TEAM2_SORTED = {"Andrew", "DJ", "Jeff", "Oleg", "Pascal"}; |
| |
| protected String CORE = "Core"; |
| protected String[] TEAM3 = {"John", "Michael", "Bogdan"}; |
| protected String[] TEAM3_SORTED = {"Bogdan", "John", "Michael"}; |
| |
| protected Team team1 = new Team(UI, TEAM1); |
| protected Team team2 = new Team(RUNTIME, TEAM2); |
| protected Team team3 = new Team(CORE, TEAM3); |
| |
| /* |
| * model object - parent |
| */ |
| protected class Team { |
| Vector fListeners = new Vector(); |
| |
| TeamMember[] members; |
| String name; |
| |
| public Team(String name, String[] members){ |
| this.name = name; |
| this.members = new TeamMember[members.length]; |
| for (int i = 0; i < members.length; i++) |
| this.members[i] = new TeamMember(members[i], this); |
| } |
| |
| public void addMember(String person){ |
| TeamMember newMember = new TeamMember(person, this); |
| TeamMember[] newMembers = new TeamMember[members.length + 1]; |
| for (int i = 0; i < members.length; i++){ |
| newMembers[i] = members[i]; |
| } |
| newMembers[newMembers.length - 1] = newMember; |
| members = null; |
| members = newMembers; |
| newMembers = null; |
| fireModelChanged(new ComparatorModelChange(TestModelChange.INSERT, this, newMember)); |
| } |
| |
| public void addListener(IComparatorModelListener listener) { |
| fListeners.addElement(listener); |
| } |
| |
| /** |
| * Fires a model changed event to all listeners. |
| */ |
| public void fireModelChanged(ComparatorModelChange change) { |
| for (int i = 0; i < fListeners.size(); ++i) { |
| IComparatorModelListener listener = (IComparatorModelListener) fListeners |
| .get(i); |
| listener.modelChanged(change); |
| } |
| } |
| |
| public void removeListener(IComparatorModelListener listener) { |
| fListeners.removeElement(listener); |
| } |
| } |
| |
| /* |
| * model object - child |
| */ |
| protected class TeamMember { |
| String name; |
| Team team; |
| |
| public TeamMember(String name, Team team){ |
| this.name = name; |
| this.team = team; |
| } |
| } |
| |
| /* |
| * label provider |
| */ |
| protected class TeamModelLabelProvider extends LabelProvider{ |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.ILabelProvider#getText(java.lang.Object) |
| */ |
| public String getText(Object element) { |
| if (element instanceof Team) |
| return ((Team)element).name; |
| else if (element instanceof TeamMember){ |
| return ((TeamMember)element).name; |
| } |
| return element.toString(); |
| } |
| } |
| |
| /* |
| * content provider |
| */ |
| protected class TeamModelContentProvider implements IComparatorModelListener,IStructuredContentProvider{ |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object) |
| */ |
| public Object[] getElements(Object inputElement) { |
| if (inputElement instanceof Team){ |
| return ((Team)inputElement).members; |
| } |
| return new Object[0]; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.IContentProvider#dispose() |
| */ |
| public void dispose() { |
| } |
| |
| /* (non-Javadoc) |
| * @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 (oldInput != null){ |
| ((Team) oldInput).removeListener(this);; |
| } |
| |
| if (newInput != null){ |
| ((Team) newInput).addListener(this); |
| } |
| } |
| |
| public void modelChanged(ComparatorModelChange change) { |
| switch (change.getKind()) { |
| case TestModelChange.INSERT: |
| doInsert(change); |
| break; |
| case TestModelChange.REMOVE: |
| doRemove(change); |
| break; |
| case TestModelChange.STRUCTURE_CHANGE: |
| doStructureChange(change); |
| break; |
| case TestModelChange.NON_STRUCTURE_CHANGE: |
| doNonStructureChange(change); |
| break; |
| default: |
| throw new IllegalArgumentException("Unknown kind of change"); |
| } |
| |
| StructuredSelection selection = new StructuredSelection(change |
| .getChildren()); |
| if ((change.getModifiers() & TestModelChange.SELECT) != 0) { |
| fViewer.setSelection(selection); |
| } |
| if ((change.getModifiers() & TestModelChange.REVEAL) != 0) { |
| Object element = selection.getFirstElement(); |
| if (element != null) { |
| fViewer.reveal(element); |
| } |
| } |
| } |
| |
| protected void doInsert(ComparatorModelChange change) { |
| if (fViewer instanceof ListViewer) { |
| if (change.getParent() != null |
| && change.getParent().equals(fViewer.getInput())) { |
| ((ListViewer) fViewer).add(change.getChildren()); |
| } |
| } else if (fViewer instanceof TableViewer) { |
| if (change.getParent() != null |
| && change.getParent().equals(fViewer.getInput())) { |
| ((TableViewer) fViewer).add(change.getChildren()); |
| } |
| } else if (fViewer instanceof AbstractTreeViewer) { |
| ((AbstractTreeViewer) fViewer).add(change.getParent(), change |
| .getChildren()); |
| } else if (fViewer instanceof ComboViewer) { |
| ((ComboViewer) fViewer).add(change.getChildren()); |
| } else { |
| Assert.isTrue(false, "Unknown kind of viewer"); |
| } |
| } |
| |
| protected void doNonStructureChange(ComparatorModelChange change) { |
| fViewer.update(change.getParent(), |
| new String[] { IBasicPropertyConstants.P_TEXT }); |
| } |
| |
| protected void doRemove(ComparatorModelChange change) { |
| if (fViewer instanceof ListViewer) { |
| ((ListViewer) fViewer).remove(change.getChildren()); |
| } else if (fViewer instanceof TableViewer) { |
| ((TableViewer) fViewer).remove(change.getChildren()); |
| } else if (fViewer instanceof AbstractTreeViewer) { |
| ((AbstractTreeViewer) fViewer).remove(change.getChildren()); |
| } else if (fViewer instanceof ComboViewer) { |
| ((ComboViewer) fViewer).remove(change.getChildren()); |
| } else { |
| Assert.isTrue(false, "Unknown kind of viewer"); |
| } |
| } |
| |
| protected void doStructureChange(ComparatorModelChange change) { |
| fViewer.refresh(change.getParent()); |
| } |
| |
| } |
| |
| public ViewerComparatorTest(String name) { |
| super(name); |
| } |
| |
| } |
