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    
015    package org.apache.tapestry.contrib.table.model.common;
016    
017    import org.apache.tapestry.IRender;
018    import org.apache.tapestry.IRequestCycle;
019    import org.apache.tapestry.components.Block;
020    import org.apache.tapestry.components.BlockRenderer;
021    import org.apache.tapestry.contrib.table.model.ITableColumn;
022    import org.apache.tapestry.contrib.table.model.ITableModelSource;
023    import org.apache.tapestry.contrib.table.model.ITableRendererListener;
024    import org.apache.tapestry.contrib.table.model.ITableRendererSource;
025    import org.apache.tapestry.util.ComponentAddress;
026    
027    /**
028     * @author mindbridge
029     * @since 2.3
030     */
031    public class BlockTableRendererSource implements ITableRendererSource
032    {
033    
034        private static final long serialVersionUID = 1L;
035    
036        private ComponentAddress m_objBlockAddress;
037        private ComponentAddress m_objListenerAddress;
038    
039        public BlockTableRendererSource(Block objBlock)
040        {
041            this(new ComponentAddress(objBlock));
042        }
043    
044        public BlockTableRendererSource(Block objBlock,
045                ITableRendererListener objListener)
046        {
047            this(new ComponentAddress(objBlock), new ComponentAddress(objListener));
048        }
049    
050        public BlockTableRendererSource(ComponentAddress objBlockAddress)
051        {
052            this(objBlockAddress, null);
053        }
054    
055        public BlockTableRendererSource(ComponentAddress objBlockAddress,
056                ComponentAddress objListenerAddress)
057        {
058            setBlockAddress(objBlockAddress);
059            setListenerAddress(objListenerAddress);
060        }
061    
062        /**
063         * @see org.apache.tapestry.contrib.table.model.ITableRendererSource#getRenderer(IRequestCycle,
064         *      ITableModelSource, ITableColumn, Object)
065         */
066        public IRender getRenderer(IRequestCycle objCycle,
067                ITableModelSource objSource, ITableColumn objColumn, Object objRow)
068        {
069            ComponentAddress objListenerAddress = getListenerAddress();
070            if (objListenerAddress != null)
071            {
072                ITableRendererListener objListener = (ITableRendererListener) objListenerAddress
073                        .findComponent(objCycle);
074                objListener.initializeRenderer(objCycle, objSource, objColumn,
075                        objRow);
076            }
077    
078            Block objBlock = (Block) getBlockAddress().findComponent(objCycle);
079            return new BlockRenderer(objBlock);
080        }
081    
082        /**
083         * Returns the blockAddress.
084         * 
085         * @return ComponentAddress
086         */
087        public ComponentAddress getBlockAddress()
088        {
089            return m_objBlockAddress;
090        }
091    
092        /**
093         * Sets the blockAddress.
094         * 
095         * @param blockAddress
096         *            The blockAddress to set
097         */
098        public void setBlockAddress(ComponentAddress blockAddress)
099        {
100            m_objBlockAddress = blockAddress;
101        }
102    
103        /**
104         * Returns the listenerAddress.
105         * 
106         * @return ComponentAddress
107         */
108        public ComponentAddress getListenerAddress()
109        {
110            return m_objListenerAddress;
111        }
112    
113        /**
114         * Sets the listenerAddress.
115         * 
116         * @param listenerAddress
117         *            The listenerAddress to set
118         */
119        public void setListenerAddress(ComponentAddress listenerAddress)
120        {
121            m_objListenerAddress = listenerAddress;
122        }
123    
124    }