/**
* eobjects.org DataCleaner
* Copyright (C) 2010 eobjects.org
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.eobjects.datacleaner.widgets.table;
import java.awt.Component;
import java.awt.FlowLayout;
import java.awt.LayoutManager;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.util.HashMap;
import java.util.Map;
import javax.swing.Icon;
import javax.swing.JComponent;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTable;
import javax.swing.SwingUtilities;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.TableCellRenderer;
import org.eobjects.datacleaner.util.WidgetUtils;
import org.eobjects.datacleaner.widgets.Alignment;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class DCTableCellRenderer implements TableCellRenderer {
private static final long serialVersionUID = 1L;
private static final Logger logger = LoggerFactory.getLogger(DCTableCellRenderer.class);
private final DCTable _table;
private final Map<Integer, Alignment> _alignmentOverrides;
private final DefaultTableCellRenderer _delegate;
public DCTableCellRenderer(DCTable table) {
super();
_table = table;
_alignmentOverrides = new HashMap<Integer, Alignment>();
_delegate = new DefaultTableCellRenderer();
}
@Override
public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus,
int row, int column) {
logger.debug("getTableCellRendererComponent({},{})", row, column);
// icons are displayed as labels
if (value instanceof Icon) {
final JLabel label = new JLabel((Icon) value);
label.setOpaque(true);
value = label;
}
final Component result;
// render components directly
if (value instanceof JComponent) {
final JComponent component = (JComponent) value;
component.setOpaque(true);
if (component.getMouseListeners().length == 0) {
component.addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
MouseEvent newEvent = SwingUtilities.convertMouseEvent(component, e, _table);
_table.consumeMouseClick(newEvent);
}
});
}
result = component;
} else {
result = _delegate.getTableCellRendererComponent(_table, value, isSelected, hasFocus, row, column);
assert result instanceof JLabel;
}
// alignment is applied to all labels or panels (with flowlayout)
Alignment alignment = _alignmentOverrides.get(column);
if (alignment == null) {
alignment = Alignment.LEFT;
}
// set alignment
if (value instanceof JPanel) {
final LayoutManager layout = ((JPanel) value).getLayout();
if (layout instanceof FlowLayout) {
final FlowLayout flowLayout = (FlowLayout) layout;
flowLayout.setAlignment(alignment.getFlowLayoutAlignment());
}
} else if (result instanceof JLabel) {
final JLabel label = (JLabel) result;
label.setHorizontalAlignment(alignment.getSwingContstantsAlignment());
WidgetUtils.setAppropriateFont(label);
}
return result;
}
public void setAlignment(int column, Alignment alignment) {
_alignmentOverrides.put(column, alignment);
}
}