Clears the JTable column header icons for a given table - Java Swing

Java examples for Swing:JTable Column

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Description

Clears the JTable column header icons for a given table

Demo Code

/*/*from w  w  w .  j  ava 2 s  .  c  om*/
 * Copyright (C) 2005 Jeff Tassin
 *
 * 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
 */
import java.awt.Container;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JViewport;
import javax.swing.table.JTableHeader;
import javax.swing.table.TableColumn;
import javax.swing.table.TableColumnModel;
import javax.swing.table.TableModel;

public class Main{
    /**
     * Clears the column header icons for a given table
     */
    public static void clearColumnHeaders(JTable table) {
        if (table == null)
            return;

        TableColumnModel columnmodel = table.getColumnModel();
        // reset all other column sort modes to NONE at this point
        int count = columnmodel.getColumnCount();

        for (int index = 0; index < count; index++) {
            TableColumn tc = columnmodel.getColumn(index);
            Object robj = tc.getHeaderRenderer();
            if (robj instanceof SortedColumnHeaderRenderer)
                ((SortedColumnHeaderRenderer) robj)
                        .setSortMode(SortMode.NONE);
        }
        JTableHeader th = table.getTableHeader();
        th.repaint();
    }
}

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