| /* |
| * Copyright 2011 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.impl; |
| |
| import com.google.gwt.editor.client.EditorContext; |
| import com.google.gwt.editor.client.EditorVisitor; |
| import com.google.gwt.editor.client.LeafValueEditor; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| class DirtCollector extends EditorVisitor { |
| public boolean dirty; |
| private final Map<LeafValueEditor<?>, Object> leafValues = new HashMap<LeafValueEditor<?>, Object>(); |
| |
| @Override |
| public <T> void endVisit(EditorContext<T> ctx) { |
| LeafValueEditor<T> editor = ctx.asLeafValueEditor(); |
| if (editor != null) { |
| leafValues.put(editor, editor.getValue()); |
| } |
| @SuppressWarnings("unchecked") |
| AbstractEditorDelegate<T, ?> delegate = (AbstractEditorDelegate<T, ?>) ctx.getEditorDelegate(); |
| if (delegate != null) { |
| dirty |= delegate.isDirty(); |
| } |
| } |
| |
| public Map<LeafValueEditor<?>, Object> getLeafValues() { |
| return leafValues; |
| } |
| |
| /** |
| * Returns {@code true} if |
| * {@link com.google.gwt.editor.client.EditorDelegate#setDirty(boolean)} was |
| * used. |
| */ |
| public boolean isDirty() { |
| return dirty; |
| } |
| } |