Package org.onemind.swingweb.templaterender.peerdelegate.javax.swing.table

Source Code of org.onemind.swingweb.templaterender.peerdelegate.javax.swing.table.JTableHeaderRenderDelegate

/*
* Copyright (C) 2004 TiongHiang Lee
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not,  write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*
* Email: thlee@onemindsoft.org
*/

package org.onemind.swingweb.templaterender.peerdelegate.javax.swing.table;

import java.awt.Component;
import java.awt.Rectangle;
import javax.swing.JTable;
import javax.swing.table.*;
import org.onemind.awtbridge.peer.BridgePeer;
import org.onemind.awtbridge.render.BridgeRenderContext;
import org.onemind.awtbridge.render.RenderingException;
import org.onemind.swingweb.templaterender.peerdelegate.TemplateRenderDelegate;
import org.onemind.swingweb.templaterender.peerdelegate.javax.swing.JComponentRenderDelegate;
/**
* JTableHeader render delegate
* @author TiongHiang Lee (thlee@onemindsoft.org)
*
*/
public class JTableHeaderRenderDelegate extends JComponentRenderDelegate
{
    /** the instance **/
    public static TemplateRenderDelegate INSTANCE = new JTableHeaderRenderDelegate();
    /**
     * Constructor
     */
    public JTableHeaderRenderDelegate()
    {
        super();
    }

    /**
     * Render a table cell using particular cell peer
     * @param peer the peer
     * @param context the context
     * @param output the output
     * @param col the column
     * @throws RenderingException if there's rendering problem
     */
    public void renderCell(BridgePeer peer, BridgeRenderContext context,
            Object output, int col) throws RenderingException
    {
        JTableHeader header = (JTableHeader) peer.getComponentObject();
        TableColumnModel model = header.getColumnModel();
        TableColumn column = model.getColumn(col);
        TableCellRenderer renderer = column.getHeaderRenderer();
        if (renderer == null)
        {
            renderer = header.getDefaultRenderer();
        }
        JTable table = header.getTable();
        Component com = renderer.getTableCellRendererComponent(table, column
                .getHeaderValue(), false, false, 0, 0);
        Rectangle rect = header.getHeaderRect(col);
        com.setSize(rect.getSize());
        BridgePeer cellPeer = context.getContext().getPeer(com);
        if (cellPeer == null)
        {
            header.getTable().add(com);
            com.addNotify();           
            cellPeer = context.getContext().getPeer(com);
        }
//      masquerade the peer id
        String origId = cellPeer.getId();
        String newId = peer.getId() + "_" + + col;
        cellPeer.setId(newId); //fake it
        try
        {
            context.renderOutput(com, output);
        } finally
        {
            cellPeer.setId(origId); //set it back
            //table.removeEditor(); //make the table not in edit state
        }
        //context.renderOutput(com, output);
    }
}
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