| /* |
| * Copyright 2010 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.gwt.editor.client.testing; |
| |
| import com.google.gwt.editor.client.adapters.EditorSource; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** |
| * A trivial implementation of {@link EditorSource} that creates |
| * {@link FakeLeafValueEditor} instances. |
| * |
| * @param <T> the type being edited |
| */ |
| public class FakeEditorSource<T> extends EditorSource<FakeLeafValueEditor<T>> { |
| /** |
| * Return value for {@link #getLastKnownPosition} if the editor has been |
| * passed into {@link #dispose}. |
| */ |
| public static final int DISPOSED = -2; |
| |
| /** |
| * Return value for {@link #getLastKnownPosition} if the editor was not |
| * created by this FakeEditorSource. |
| */ |
| public static final int UNKNOWN = -1; |
| private final Map<FakeLeafValueEditor<T>, Integer> lastKnownPosition = new HashMap<FakeLeafValueEditor<T>, Integer>(); |
| |
| @Override |
| public FakeLeafValueEditor<T> create(int index) { |
| FakeLeafValueEditor<T> toReturn = new FakeLeafValueEditor<T>(); |
| lastKnownPosition.put(toReturn, index); |
| return toReturn; |
| } |
| |
| @Override |
| public FakeLeafValueEditor<T> createEditorForTraversal() { |
| return new FakeLeafValueEditor<T>(); |
| } |
| |
| @Override |
| public void dispose(FakeLeafValueEditor<T> subEditor) { |
| lastKnownPosition.put(subEditor, DISPOSED); |
| } |
| |
| public int getLastKnownPosition(FakeLeafValueEditor<T> editor) { |
| return lastKnownPosition.containsKey(editor) |
| ? lastKnownPosition.get(editor) : UNKNOWN; |
| } |
| |
| @Override |
| public void setIndex(FakeLeafValueEditor<T> editor, int index) { |
| lastKnownPosition.put(editor, index); |
| } |
| } |