// CategoryTotalTable
package org.javamoney.examples.ez.money.gui.table;
import static org.javamoney.examples.ez.common.utility.I18NHelper.getSharedProperty;
import static org.javamoney.examples.ez.money.utility.RenderHelper.setLookFor;
import java.awt.Component;
import javax.swing.JLabel;
import javax.swing.JTable;
import javax.swing.ListSelectionModel;
import javax.swing.SwingConstants;
import javax.swing.table.TableCellRenderer;
import org.javamoney.examples.ez.money.gui.GUIConstants;
import org.javamoney.examples.ez.money.gui.table.comparator.CategoryTotalComparator;
import org.javamoney.examples.ez.money.gui.table.model.CategoryTotalModel;
import org.javamoney.examples.ez.money.model.dynamic.total.IncomeExpenseTotal;
import org.javamoney.examples.ez.money.utility.HTMLHelper;
import org.javamoney.examples.ez.common.gui.table.SortedDataTable;
import org.javamoney.examples.ez.common.utility.I18NHelper;
/**
* This class facilitates displaying category totals in a table.
*/
public
final
class
CategoryTotalTable
extends SortedDataTable<IncomeExpenseTotal>
{
/**
* Constructs a new table.
*/
public
CategoryTotalTable()
{
super(COLUMNS, new CategoryTotalModel(), new CategoryTotalComparator());
// Customize table.
setGridColor(GUIConstants.COLOR_TABLE_GRID);
setPreferredWidths(new int[] {40, 335, 300, 125});
setRowHeight(GUIConstants.CELL_HEIGHT);
setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
setSortableColumns(new int[] {AMOUNT_COLUMN, CATEGORY_COLUMN, GROUP_COLUMN});
}
/**
* This method adds all its category totals into the table.
*/
@Override
public
void
display()
{
int row = 1;
clearRows();
sort();
for(IncomeExpenseTotal categoryTotal : getList())
{
((CategoryTotalModel)getModel()).addRow(categoryTotal, row++);
}
}
/**
* This method returns the object responsible for rendering the cell at the
* specified row and column.
*
* @param row The cell's row.
* @param column The cell's column.
*
* @return The object responsible for rendering the cell at the specified row
* and column.
*/
@Override
public
TableCellRenderer
getCellRenderer(int row, int column)
{
return RENDER_HANDLER;
}
//////////////////////////////////////////////////////////////////////////////
// Start of private methods.
//////////////////////////////////////////////////////////////////////////////
private
String
buildSumToolTipText()
{
int[] rows = getSelectedRows();
String tip = "";
double amount = 0.0;
// Add up the sum of all the selected transactions.
for(int len = 0; len < rows.length; ++len)
{
IncomeExpenseTotal total = get(rows[len]);
if(total.getType().isSummary() == false)
{
amount += Math.abs(total.getAmount());
}
}
// Build tool tip.
tip += "<html>";
tip += " <b>" + getProperty("sum_tip") + "</b> <hr>";
tip += " " + HTMLHelper.formatAmount(amount);
tip += "</html>";
return tip;
}
private
String
buildTooltipText(int row)
{
String toolTip = null;
if(isRowSelected(row) == true && getSelectedRowCount() > 1)
{
toolTip = buildSumToolTipText();
}
return toolTip;
}
private
static
String
getProperty(String key)
{
return I18NHelper.getProperty("CategoryTotalTable." + key);
}
//////////////////////////////////////////////////////////////////////////////
// Start of inner classes.
//////////////////////////////////////////////////////////////////////////////
private
class
CellRenderHandler
extends JLabel
implements TableCellRenderer
{
public
Component
getTableCellRendererComponent(JTable table, Object value, boolean isSelected,
boolean hasFocus, int row, int column)
{
// Customize look.
setLookFor(this, row, isSelected);
setToolTipText(buildTooltipText(row));
// Text.
if(get(row).getType().isSummary() == true)
{
setText("<html><b>" + value.toString() + "</b></html>");
}
else
{
setText(value.toString());
}
// Alignment.
if(column == ROW_COLUMN)
{
setHorizontalAlignment(SwingConstants.CENTER);
}
else if(column == CATEGORY_COLUMN || column == GROUP_COLUMN)
{
setHorizontalAlignment(SwingConstants.LEFT);
}
else
{
setHorizontalAlignment(SwingConstants.TRAILING);
}
return this;
}
}
//////////////////////////////////////////////////////////////////////////////
// Start of class members.
//////////////////////////////////////////////////////////////////////////////
private final CellRenderHandler RENDER_HANDLER = new CellRenderHandler();
private static final String[] COLUMNS = {
"",
getSharedProperty("category"),
getSharedProperty("group"),
getSharedProperty("amount")
};
/**
* The column for the total's amount.
*/
public static final int AMOUNT_COLUMN = 3;
/**
* The column for the total's category.
*/
public static final int CATEGORY_COLUMN = 1;
/**
* The column for the total's group.
*/
public static final int GROUP_COLUMN = 2;
/**
* The column for the total's row.
*/
public static final int ROW_COLUMN = 0;
}