001 // Copyright 2004, 2005 The Apache Software Foundation 002 // 003 // Licensed under the Apache License, Version 2.0 (the "License"); 004 // you may not use this file except in compliance with the License. 005 // You may obtain a copy of the License at 006 // 007 // http://www.apache.org/licenses/LICENSE-2.0 008 // 009 // Unless required by applicable law or agreed to in writing, software 010 // distributed under the License is distributed on an "AS IS" BASIS, 011 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 012 // See the License for the specific language governing permissions and 013 // limitations under the License. 014 package org.apache.tapestry.contrib.table.components.inserted; 015 016 import org.apache.tapestry.contrib.table.model.ITableAction; 017 import org.apache.tapestry.contrib.table.model.ITableModel; 018 import org.apache.tapestry.contrib.table.model.ITableSortingState; 019 020 021 /** 022 * <p>A table action that configures the table sorting to use a given column</p>. 023 * 024 * @author teo 025 */ 026 public class TableActionColumnSort implements ITableAction 027 { 028 private String m_strColumnName; 029 030 public TableActionColumnSort(String name) 031 { 032 m_strColumnName = name; 033 } 034 035 /** 036 * {@inheritDoc} 037 */ 038 public void executeTableAction(ITableModel objTableModel) 039 { 040 ITableSortingState objState = objTableModel.getSortingState(); 041 if (m_strColumnName.equals(objState.getSortColumn())) 042 objState.setSortColumn(m_strColumnName, !objState.getSortOrder()); 043 else objState.setSortColumn(m_strColumnName, ITableSortingState.SORT_ASCENDING); 044 } 045 }