How to use

SortableTableModel

in

org.jfree.ui

/**
 * When the user releases the mouse button, we attempt to sort the table.
 *
 * @param e  the mouse event.
 */
public void mouseReleased(final MouseEvent e) {
  final JTableHeader header = (JTableHeader) e.getComponent();
  if (header.getResizingColumn() == null) {  // resizing takes precedence over sorting
    if (this.sortColumnIndex != -1) {
      final SortableTableModel model = (SortableTableModel) header.getTable().getModel();
      final boolean ascending = !model.isAscending();
      model.setAscending(ascending);
      model.sortByColumn(this.sortColumnIndex, ascending);
      this.renderer.setPressedColumn(-1);       // clear
      header.repaint();
    }
  }
}

/**
 * Sorts the table.
 *
 * @param column  the column to sort on (zero-based index).
 * @param ascending  a flag to indicate ascending order or descending order.
 */
public void sortByColumn(final int column, final boolean ascending) {
  if (isSortable(column)) {
    this.sortingColumn = column;
  }
}

final SortableTableModel model = (SortableTableModel) table.getModel();
final int cc = table.convertColumnIndexToModel(column);
final boolean isSorting = (model.getSortingColumn() == cc);
final boolean isAscending = model.isAscending();

/**
 * Sorts on the specified column.
 *
 * @param column  the column index.
 * @param ascending  a flag that controls the sort order.
 *
 */
public void sortByColumn(final int column, final boolean ascending) {
  if (isSortable(column)) {
    super.sortByColumn(column, ascending);
    Collections.sort(this.properties,
        new SystemPropertyComparator(ascending));
  }
}

final SortableTableModel model = (SortableTableModel) table.getModel();
final int cc = table.convertColumnIndexToModel(column);
final boolean isSorting = (model.getSortingColumn() == cc);
final boolean isAscending = model.isAscending();

/**
 * Sorts on the specified column.
 *
 * @param column  the column index.
 * @param ascending  a flag that controls the sort order.
 *
 */
public void sortByColumn(final int column, final boolean ascending) {
  if (isSortable(column)) {
    super.sortByColumn(column, ascending);
    Collections.sort(this.properties, new SystemPropertyComparator(ascending));
  }
}

/**
 * When the user releases the mouse button, we attempt to sort the table.
 *
 * @param e  the mouse event.
 */
public void mouseReleased(final MouseEvent e) {
  final JTableHeader header = (JTableHeader) e.getComponent();
  if (header.getResizingColumn() == null) {  // resizing takes precedence over sorting
    if (this.sortColumnIndex != -1) {
      final SortableTableModel model = (SortableTableModel) header.getTable().getModel();
      final boolean ascending = !model.isAscending();
      model.setAscending(ascending);
      model.sortByColumn(this.sortColumnIndex, ascending);
      this.renderer.setPressedColumn(-1);       // clear
      header.repaint();
    }
  }
}

final SortableTableModel model = (SortableTableModel) table.getModel();
final int cc = table.convertColumnIndexToModel(column);
final boolean isSorting = (model.getSortingColumn() == cc);
final boolean isAscending = model.isAscending();

/**
 * Sorts on the specified column.
 *
 * @param column  the column index.
 * @param ascending  a flag that controls the sort order.
 *
 */
public void sortByColumn(final int column, final boolean ascending) {
  if (isSortable(column)) {
    super.sortByColumn(column, ascending);
    Collections.sort(this.properties,
        new SystemPropertyComparator(ascending));
  }
}

/**
 * Sorts the table.
 *
 * @param column  the column to sort on (zero-based index).
 * @param ascending  a flag to indicate ascending order or descending order.
 */
public void sortByColumn(final int column, final boolean ascending) {
  if (isSortable(column)) {
    this.sortingColumn = column;
  }
}

/**
 * When the user releases the mouse button, we attempt to sort the table.
 *
 * @param e  the mouse event.
 */
public void mouseReleased(final MouseEvent e) {
  final JTableHeader header = (JTableHeader) e.getComponent();
  if (header.getResizingColumn() == null) {  // resizing takes precedence over sorting
    if (this.sortColumnIndex != -1) {
      final SortableTableModel model = (SortableTableModel) header.getTable().getModel();
      final boolean ascending = !model.isAscending();
      model.setAscending(ascending);
      model.sortByColumn(this.sortColumnIndex, ascending);
      this.renderer.setPressedColumn(-1);       // clear
      header.repaint();
    }
  }
}

/**
 * Changes the model for the table.  Takes care of updating the header listener at the
 * same time.
 *
 * @param model  the table model.
 *
 */
public void setSortableModel(final SortableTableModel model) {
  super.setModel(model);
  this.headerListener.setTableModel(model);
  final SortButtonRenderer renderer = new SortButtonRenderer();
  final TableColumnModel cm = getColumnModel();
  for (int i = 0; i < cm.getColumnCount(); i++) {
    cm.getColumn(i).setHeaderRenderer(renderer);
  }
  model.sortByColumn(0, true);
}

/**
 * Sorts the table.
 *
 * @param column  the column to sort on (zero-based index).
 * @param ascending  a flag to indicate ascending order or descending order.
 */
public void sortByColumn(final int column, final boolean ascending) {
  if (isSortable(column)) {
    this.sortingColumn = column;
  }
}

/**
 * Changes the model for the table.  Takes care of updating the header listener at the
 * same time.
 *
 * @param model  the table model.
 *
 */
public void setSortableModel(final SortableTableModel model) {
  super.setModel(model);
  this.headerListener.setTableModel(model);
  final SortButtonRenderer renderer = new SortButtonRenderer();
  final TableColumnModel cm = getColumnModel();
  for (int i = 0; i < cm.getColumnCount(); i++) {
    cm.getColumn(i).setHeaderRenderer(renderer);
  }
  model.sortByColumn(0, true);
}

/**
 * Handle a mouse press event - if the user is NOT resizing a column and NOT dragging a column
 * then give visual feedback that the column header has been pressed.
 *
 * @param e  the mouse event.
 */
public void mousePressed(final MouseEvent e) {
  final JTableHeader header = (JTableHeader) e.getComponent();
  if (header.getResizingColumn() == null) {  // resizing takes precedence over sorting
    if (header.getDraggedDistance() < 1) {   // dragging also takes precedence over sorting
      final int columnIndex = header.columnAtPoint(e.getPoint());
      final int modelColumnIndex 
        = header.getTable().convertColumnIndexToModel(columnIndex);
      if (this.model.isSortable(modelColumnIndex)) {
        this.sortColumnIndex = header.getTable().convertColumnIndexToModel(columnIndex);
        this.renderer.setPressedColumn(this.sortColumnIndex);
        header.repaint();
        if (header.getTable().isEditing()) {
          header.getTable().getCellEditor().stopCellEditing();
        }
      }
      else {
        this.sortColumnIndex = -1;
      }
    }
  }
}

/**
 * Changes the model for the table.  Takes care of updating the header listener at the
 * same time.
 *
 * @param model  the table model.
 *
 */
public void setSortableModel(final SortableTableModel model) {
  super.setModel(model);
  this.headerListener.setTableModel(model);
  final SortButtonRenderer renderer = new SortButtonRenderer();
  final TableColumnModel cm = getColumnModel();
  for (int i = 0; i < cm.getColumnCount(); i++) {
    cm.getColumn(i).setHeaderRenderer(renderer);
  }
  model.sortByColumn(0, true);
}

/**
 * Handle a mouse press event - if the user is NOT resizing a column and NOT dragging a column
 * then give visual feedback that the column header has been pressed.
 *
 * @param e  the mouse event.
 */
public void mousePressed(final MouseEvent e) {
  final JTableHeader header = (JTableHeader) e.getComponent();
  if (header.getResizingColumn() == null) {  // resizing takes precedence over sorting
    if (header.getDraggedDistance() < 1) {   // dragging also takes precedence over sorting
      final int columnIndex = header.columnAtPoint(e.getPoint());
      final int modelColumnIndex 
        = header.getTable().convertColumnIndexToModel(columnIndex);
      if (this.model.isSortable(modelColumnIndex)) {
        this.sortColumnIndex = header.getTable().convertColumnIndexToModel(columnIndex);
        this.renderer.setPressedColumn(this.sortColumnIndex);
        header.repaint();
        if (header.getTable().isEditing()) {
          header.getTable().getCellEditor().stopCellEditing();
        }
      }
      else {
        this.sortColumnIndex = -1;
      }
    }
  }
}

/**
 * Standard constructor - builds a table for the specified model.
 *
 * @param model  the data.
 */
public SortableTable(final SortableTableModel model) {
  super(model);
  final SortButtonRenderer renderer = new SortButtonRenderer();
  final TableColumnModel cm = getColumnModel();
  for (int i = 0; i < cm.getColumnCount(); i++) {
    cm.getColumn(i).setHeaderRenderer(renderer);
  }
  final JTableHeader header = getTableHeader();
  this.headerListener = new SortableTableHeaderListener(model, renderer);
  header.addMouseListener(this.headerListener);
  header.addMouseMotionListener(this.headerListener);
  model.sortByColumn(0, true);
}

/**
 * Handle a mouse press event - if the user is NOT resizing a column and NOT dragging a column
 * then give visual feedback that the column header has been pressed.
 *
 * @param e  the mouse event.
 */
public void mousePressed(final MouseEvent e) {
  final JTableHeader header = (JTableHeader) e.getComponent();
  if (header.getResizingColumn() == null) {  // resizing takes precedence over sorting
    if (header.getDraggedDistance() < 1) {   // dragging also takes precedence over sorting
      final int columnIndex = header.columnAtPoint(e.getPoint());
      final int modelColumnIndex 
        = header.getTable().convertColumnIndexToModel(columnIndex);
      if (this.model.isSortable(modelColumnIndex)) {
        this.sortColumnIndex = header.getTable().convertColumnIndexToModel(columnIndex);
        this.renderer.setPressedColumn(this.sortColumnIndex);
        header.repaint();
        if (header.getTable().isEditing()) {
          header.getTable().getCellEditor().stopCellEditing();
        }
      }
      else {
        this.sortColumnIndex = -1;
      }
    }
  }
}

/**
 * Standard constructor - builds a table for the specified model.
 *
 * @param model  the data.
 */
public SortableTable(final SortableTableModel model) {
  super(model);
  final SortButtonRenderer renderer = new SortButtonRenderer();
  final TableColumnModel cm = getColumnModel();
  for (int i = 0; i < cm.getColumnCount(); i++) {
    cm.getColumn(i).setHeaderRenderer(renderer);
  }
  final JTableHeader header = getTableHeader();
  this.headerListener = new SortableTableHeaderListener(model, renderer);
  header.addMouseListener(this.headerListener);
  header.addMouseMotionListener(this.headerListener);
  model.sortByColumn(0, true);
}