litesoft
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/* * Copyright 2008 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.gen2.table.event.client; import com.google.gwt.gen2.event.logical.shared.*; import com.google.gwt.gen2.table.event.client.TableEvent.*; import java.util.*; /** * Logical event fired when a cell is highlighted. */ public class RowSelectionEvent extends SelectionEvent<Set<Row>> { /** * Event Key for {@link RowSelectionEvent}. */ public static final Type<RowSelectionEvent, RowSelectionHandler> TYPE = new Type<RowSelectionEvent, RowSelectionHandler>() { @Override protected void fire( RowSelectionHandler handler, RowSelectionEvent event ) { handler.onRowSelection( event ); } }; /** * Construct a new {@link RowSelectionEvent}. * * @param oldList the set of rows that were previously selected * @param newList the set of rows that are now selected */ public RowSelectionEvent( Set<Row> oldList, Set<Row> newList ) { super( oldList, newList ); } /** * @return the newly deselected rows */ public Set<Row> getDeselectedRows() { Set<Row> deselected = new TreeSet<Row>(); Set<Row> oldList = getOldValue(); Set<Row> newList = getNewValue(); for ( Row row : oldList ) { if ( !newList.contains( row ) ) { deselected.add( row ); } } return deselected; } /** * @return the newly selected rows */ public Set<Row> getSelectedRows() { Set<Row> selected = new TreeSet<Row>(); Set<Row> oldList = getOldValue(); Set<Row> newList = getNewValue(); for ( Row row : newList ) { if ( !oldList.contains( row ) ) { selected.add( row ); } } return selected; } @Override protected Type getType() { return TYPE; } } |