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
015package org.apache.tapestry.contrib.table.model.simple;
016
017import org.apache.tapestry.IRender;
018import org.apache.tapestry.IRequestCycle;
019import org.apache.tapestry.contrib.table.model.ITableColumn;
020import org.apache.tapestry.contrib.table.model.ITableModelSource;
021import org.apache.tapestry.contrib.table.model.ITableRendererSource;
022import org.apache.tapestry.contrib.table.model.common.ComponentTableRendererSource;
023import org.apache.tapestry.util.ComponentAddress;
024
025/**
026 * This is a simple implementation of 
027 * {@link org.apache.tapestry.contrib.table.model.ITableRendererSource} 
028 * that returns a standard renderer of a column header. <p>
029 * 
030 * This implementation requires that the column passed is of type SimpleTableColumn
031 * 
032 * @see org.apache.tapestry.contrib.table.model.common.AbstractTableColumn
033 * @author mindbridge
034 * @since 2.3
035 */
036public class SimpleTableColumnRendererSource implements ITableRendererSource
037{
038        private static final long serialVersionUID = 1L;
039        
040        public SimpleTableColumnRendererSource()
041        {
042        }
043
044        /**
045         * @see org.apache.tapestry.contrib.table.model.ITableRendererSource#getRenderer(IRequestCycle, ITableModelSource, ITableColumn, Object)
046         */
047        public IRender getRenderer(
048                IRequestCycle objCycle,
049                ITableModelSource objSource,
050                ITableColumn objColumn,
051                Object objRow)
052        {
053                ComponentAddress objAddress =
054                        new ComponentAddress(
055                                objSource.getNamespace(),
056                                "SimpleTableColumnPage",
057                                "tableColumnComponent");
058                ComponentTableRendererSource objComponentRenderer =
059                        new ComponentTableRendererSource(objAddress);
060
061                return objComponentRenderer.getRenderer(
062                        objCycle,
063                        objSource,
064                        objColumn,
065                        objRow);
066        }
067}