org.valkyriercp.widget.table.TableCellRenderers Maven / Gradle / Ivy
package org.valkyriercp.widget.table;
import org.apache.commons.beanutils.NestedNullException;
import org.apache.commons.beanutils.PropertyUtils;
import org.jdesktop.swingx.renderer.DefaultTableRenderer;
import org.jdesktop.swingx.renderer.FormatStringValue;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Configurable;
import org.valkyriercp.application.support.MessageResolver;
import org.valkyriercp.image.IconSource;
import javax.swing.*;
import javax.swing.border.Border;
import javax.swing.border.EmptyBorder;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.JTableHeader;
import javax.swing.table.TableCellRenderer;
import java.awt.*;
import java.math.BigDecimal;
import java.text.*;
import java.util.Collection;
import java.util.Date;
import java.util.Locale;
/**
* Voorziet een paar eenvoudige renderers voor gebruiksgemak.
*/
public class TableCellRenderers
{
public static final TableCellRenderer CENTER_ALIGNED_RENDERER = new AlignedRenderer(SwingConstants.CENTER);
public static final TableCellRenderer RIGHT_ALIGNED_RENDERER = new AlignedRenderer(SwingConstants.RIGHT);
public static final TableCellRenderer TOP_ALIGNED_RENDERER = new AlignedRenderer(SwingConstants.LEFT,
SwingConstants.TOP);
public static final TableCellRenderer BOTTOM_ALIGNED_RENDERER = new AlignedRenderer(SwingConstants.LEFT,
SwingConstants.BOTTOM);
public static final TableCellRenderer PERCENTAGE_RENDERER = new PercentageRenderer();
public static final TableCellRenderer MONEY_RENDERER = new BigDecimalRenderer(NumberFormat
.getCurrencyInstance(Locale.getDefault()));
public static final TableCellRenderer LEFT_ALIGNED_HEADER_RENDERER = new AlignedTableHeaderRenderer(
SwingConstants.LEFT);
public static final TableCellRenderer CENTER_ALIGNED_HEADER_RENDERER = new AlignedTableHeaderRenderer(
SwingConstants.CENTER);
public static final TableCellRenderer RIGHT_ALIGNED_HEADER_RENDERER = new AlignedTableHeaderRenderer(
SwingConstants.RIGHT);
public static final TableCellRenderer ENUM_RENDERER = new EnumTableCellRenderer();
public static final TableCellRenderer FLAT_NUMBER_RENDERER = new FlatNumberRenderer();
public static class FlatNumberRenderer extends DefaultTableRenderer
{
private static NumberFormat format = NumberFormat.getIntegerInstance();
static
{
format.setGroupingUsed(false);
}
public FlatNumberRenderer()
{
super(new FormatStringValue(format));
}
}
public static class AlignedRenderer extends DefaultTableCellRenderer
{
public AlignedRenderer(int horizontalAlignment)
{
super();
setHorizontalAlignment(horizontalAlignment);
}
public AlignedRenderer(int horizontalAlignment, int verticalAlignment)
{
super();
setHorizontalAlignment(horizontalAlignment);
setVerticalAlignment(verticalAlignment);
}
DateFormat formatter;
@Override
public void setValue(Object value)
{
if (value != null && value instanceof Date)
{
if (formatter == null)
{
formatter = DateFormat.getDateInstance();
}
setText(formatter.format(value));
}
else
{
super.setValue(value);
}
}
}
public static class PercentageRenderer extends DefaultTableCellRenderer
{
private static final DecimalFormatSymbols symbols = new DecimalFormatSymbols(Locale.getDefault());
private static final Format nonFractionalFormat = new DecimalFormat("### %", symbols);
private static final Format fractionalFormat = new DecimalFormat("##0.00%", symbols);
private static final BigDecimal multiplyFactor = new BigDecimal("100");
public PercentageRenderer()
{
setHorizontalAlignment(SwingConstants.RIGHT);
}
@Override
protected void setValue(Object value)
{
if (value instanceof BigDecimal)
{
BigDecimal percentage = ((BigDecimal) value).multiply(multiplyFactor);
if (percentage.doubleValue() == percentage.intValue())
{
super.setValue(nonFractionalFormat.format(value));
}
else
{
super.setValue(fractionalFormat.format(value));
}
}
else
{
super.setValue(value);
}
}
}
public static class BigDecimalRenderer extends DefaultTableCellRenderer
{
private final BigDecimal multiplyFactor;
private final Format format;
public BigDecimalRenderer(Format format)
{
this(null, format);
}
public BigDecimalRenderer(BigDecimal multiplyFactor)
{
this(multiplyFactor, NumberFormat.getNumberInstance());
}
public BigDecimalRenderer(BigDecimal multiplyFactor, Format format)
{
this(multiplyFactor, format, SwingConstants.RIGHT);
}
public BigDecimalRenderer(BigDecimal multiplyFactor, Format format, int horizontalAlignment)
{
this.multiplyFactor = multiplyFactor;
this.format = format;
setHorizontalAlignment(horizontalAlignment);
}
@Override
protected void setValue(Object value)
{
if (value instanceof BigDecimal)
{
if (multiplyFactor != null)
{
value = ((BigDecimal) value).multiply(multiplyFactor);
}
super.setValue(format.format(value));
}
else
{
super.setValue(value);
}
}
}
public static class AlignedTableHeaderRenderer extends DefaultTableCellRenderer
{
private int align = SwingConstants.CENTER;
public AlignedTableHeaderRenderer(int align)
{
this.align = align;
}
@Override
public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected,
boolean hasFocus, int row, int column)
{
if (table != null)
{
JTableHeader header = table.getTableHeader();
if (header != null)
{
setForeground(header.getForeground());
setBackground(header.getBackground());
setFont(header.getFont());
}
}
setText((value == null) ? "" : value.toString() + " ");
setBorder(UIManager.getBorder("TableHeader.cellBorder"));
setHorizontalAlignment(align);
return this;
}
}
@Configurable
public static class EnumTableCellRenderer extends DefaultTableCellRenderer
{
@Autowired
private MessageResolver messageResolver;
@Autowired
private IconSource iconSource;
public EnumTableCellRenderer()
{
super();
}
@Override
public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected,
boolean hasFocus, int row, int column)
{
super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
if (value == null)
{
setValue("");
setIcon(null);
}
else
{
if (value instanceof Enum)
{
Enum valueEnum = (Enum) value;
Class valueClass = valueEnum.getClass();
setValue(messageResolver.getMessage(valueClass.getName() + "." + valueEnum.name()));
setIcon(iconSource.getIcon(valueClass.getName() + "." + valueEnum.name()));
}
else
{
setValue(value);
}
}
return this;
}
}
public static class ListPropertyCellRenderer extends JPanel implements TableCellRenderer
{
protected String property;
protected int verticalAlignment;
protected int horizontalAlignment;
protected Format format;
protected float alignmentX;
private static Border border = new EmptyBorder(1, 2, 1, 2);
public ListPropertyCellRenderer(String property)
{
this(property, SwingConstants.LEFT, SwingConstants.CENTER);
}
public ListPropertyCellRenderer(String property, int horizontalAlignment, int verticalAlignment)
{
this(property, horizontalAlignment, verticalAlignment, null);
}
public ListPropertyCellRenderer(String property, int horizontalAlignment, int verticalAlignment,
Format format)
{
this.property = property;
this.horizontalAlignment = horizontalAlignment;
this.verticalAlignment = verticalAlignment;
this.format = format;
switch (horizontalAlignment)
{
case SwingConstants.LEFT :
alignmentX = (float) 0.0;
break;
case SwingConstants.CENTER :
alignmentX = (float) 0.5;
break;
case SwingConstants.RIGHT :
alignmentX = (float) 1.0;
break;
default :
throw new IllegalArgumentException("Illegal horizontal alignment value");
}
setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
setOpaque(true);
setBorder(border);
}
public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected,
boolean hasFocus, int row, int column)
{
removeAll();
invalidate();
Color fg = table.getForeground();
Color bg = table.getBackground();
if (isSelected)
{
fg = table.getSelectionForeground();
bg = table.getSelectionBackground();
}
Font font = table.getFont();
setFont(font);
if (hasFocus)
{
Border border = null;
if (isSelected)
{
border = UIManager.getBorder("Table.focusSelectedCellHighlightBorder");
}
if (border == null)
{
border = UIManager.getBorder("Table.focusCellHighlightBorder");
}
setBorder(border);
if (!isSelected && table.isCellEditable(row, column))
{
Color col;
col = UIManager.getColor("Table.focusCellForeground");
if (col != null)
{
fg = col;
}
col = UIManager.getColor("Table.focusCellBackground");
if (col != null)
{
bg = col;
}
}
}
else
{
setBorder(border);
}
super.setForeground(fg);
super.setBackground(bg);
if (verticalAlignment != SwingConstants.TOP)
{
add(Box.createVerticalGlue());
}
Object[] values;
if (value instanceof Collection)
{
values = ((Collection) value).toArray();
}
else
throw new IllegalArgumentException("Value must be an instance of Collection.");
for (int i = 0; i < values.length; i++)
{
Object o = values[i];
Object line;
try
{
line = PropertyUtils.getProperty(o, property);
}
catch (NestedNullException e)
{
line = null;
}
catch (Exception e)
{
throw new RuntimeException("Error reading property " + property + " from object " + o, e);
}
JLabel lineLabel = new JLabel();
lineLabel.setForeground(fg);
lineLabel.setFont(font);
setValue(lineLabel, line, i);
add(lineLabel);
}
int height_wanted = (int) getPreferredSize().getHeight();
if (height_wanted > table.getRowHeight(row))
table.setRowHeight(row, height_wanted);
if (verticalAlignment != SwingConstants.BOTTOM)
{
add(Box.createVerticalGlue());
}
return this;
}
protected void setValue(JLabel l, Object value, int lineNumber)
{
if (format != null && value != null)
value = format.format(value);
l.setText(value == null ? " " : value.toString());
l.setHorizontalAlignment(horizontalAlignment);
l.setAlignmentX(alignmentX);
l.setOpaque(false);
}
}
}
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