Package com.nexirius.framework.gadgets.filechooser

Source Code of com.nexirius.framework.gadgets.filechooser.TreeTableModelAdapter

//{HEADER
/**
* This class is part of jnex 'Nexirius Application Framework for Java'
* Copyright (C) Nexirius GmbH, CH-4450 Sissach, Switzerland (www.nexirius.ch)
*
* <p>This library is free software; you can redistribute it and/or<br>
* modify it under the terms of the GNU Lesser General Public<br>
* License as published by the Free Software Foundation; either<br>
* version 2.1 of the License, or (at your option) any later version.</p>
*
* <p>This library is distributed in the hope that it will be useful,<br>
* but WITHOUT ANY WARRANTY; without even the implied warranty of<br>
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU<br>
* Lesser General Public License for more details.</p>
*
* <p>You should have received a copy of the GNU Lesser General Public<br>
* License along with this library; if not, write to the Free Software<br>
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA</p>
* </blockquote>
*
* <p>
* Nexirius GmbH, hereby disclaims all copyright interest in<br>
* the library jnex' 'Nexirius Application Framework for Java' written<br>
* by Marcel Baumann.</p>
*/
//}HEADER
package com.nexirius.framework.gadgets.filechooser;

import javax.swing.*;
import javax.swing.event.TreeExpansionEvent;
import javax.swing.event.TreeExpansionListener;
import javax.swing.table.AbstractTableModel;
import javax.swing.tree.TreePath;

/**
* This is a wrapper class takes a TreeTableModel and implements
* the table model interface. The implementation is trivial, with
* all of the event dispatching support provided by the superclass:
* the AbstractTableModel.
*/


public class TreeTableModelAdapter extends AbstractTableModel {



    JTree tree;
    TreeTableModel treeTableModel;

    public TreeTableModelAdapter(TreeTableModel treeTableModel, JTree tree) {
        this.tree = tree;
        this.treeTableModel = treeTableModel;

        tree.addTreeExpansionListener(new TreeExpansionListener() {
            // Don't use fireTableRowsInserted() here;
            // the selection model would get  updated twice.
            public void treeExpanded(TreeExpansionEvent event) {
                fireTableDataChanged();
            }

            public void treeCollapsed(TreeExpansionEvent event) {
                fireTableDataChanged();
            }
        });
    }

    public void expandPath(TreePath path) {
        tree.expandPath(path);
    }

    // Wrappers, implementing TableModel interface.

    public int getColumnCount() {
        return treeTableModel.getColumnCount();
    }

    public String getColumnName(int column) {
        return treeTableModel.getColumnName(column);
    }

    public Class getColumnClass(int column) {
        return treeTableModel.getColumnClass(column);
    }

    public int getRowCount() {
        return tree.getRowCount();
    }

    protected Object nodeForRow(int row) {
        TreePath treePath = tree.getPathForRow(row);
        return treePath.getLastPathComponent();
    }

    public Object getValueAt(int row, int column) {
        return treeTableModel.getValueAt(nodeForRow(row), column);
    }

    public boolean isCellEditable(int row, int column) {
        return treeTableModel.isCellEditable(nodeForRow(row), column);
    }

    public void setValueAt(Object value, int row, int column) {
        treeTableModel.setValueAt(value, nodeForRow(row), column);
    }
}
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