SiLeBAT/FSK-Lab

/*******************************************************************************
 * Copyright (c) 2015 Federal Institute for Risk Assessment (BfR), Germany
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * Contributors:
 *     Department Biological Safety - BfR
 *******************************************************************************/
package de.bund.bfr.knime.pmm.manualmodelconf.ui;

import java.awt.Component;
import java.awt.event.KeyEvent;

import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.KeyStroke;
import javax.swing.table.TableCellEditor;
import javax.swing.table.TableModel;

public class TableWithOverwrite extends JTable {

    /**
     * 
     */
    private static final long serialVersionUID = -6782674430592418376L;

    public final static String EXCLUDE = "F2";
    
    private boolean isBlankEditor = false;
    
    public TableWithOverwrite() {
        super();
    }
    
    public TableWithOverwrite(final TableModel tm) {
        super(tm);
    }
    
    public TableWithOverwrite(final Object[][] o, final String[] s) {
        super(o, s);
    }
    
    @Override
    public Component prepareEditor(final TableCellEditor editor, final int row, final int column) {
        Component c = super.prepareEditor(editor, row, column);
        
        if (isBlankEditor) {
            ((JTextField) c).setText("");
        }
        
        return c;
    }

    @Override
    protected boolean processKeyBinding(final KeyStroke ks, final KeyEvent e, final int condition, final boolean pressed) {
        if (! EXCLUDE.equals(KeyEvent.getKeyText(e.getKeyCode()))) {
            isBlankEditor = true;
        }
        
        boolean retValue = super.processKeyBinding(ks, e, condition, pressed);
        
        isBlankEditor = false;
        return retValue;
    }
}