Java Code Examples for javax.swing.table.JTableHeader#repaint()

/**
 * 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;
            }
        }
    }

}
 

/**
 * 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();
        }
    }
}
 

@Override public void mousePressed(MouseEvent e) {
  JTableHeader h = (JTableHeader) e.getComponent();
  TableColumnModel columnModel = h.getColumnModel();
  int viewColumn = columnModel.getColumnIndexAtX(e.getX());
  if (viewColumn < 0) {
    return;
  }
  TableCellRenderer tcr = h.getDefaultRenderer();
  int column = columnModel.getColumn(viewColumn).getModelIndex();
  if (column != -1 && tcr instanceof SortButtonRenderer) {
    SortButtonRenderer sbr = (SortButtonRenderer) tcr;
    sbr.setPressedColumn(column);
    sbr.setSelectedColumn(column);
    h.repaint();
    JTable table = h.getTable();
    if (table.isEditing()) {
      table.getCellEditor().stopCellEditing();
    }
    SortableTableModel model = (SortableTableModel) table.getModel();
    model.sortByColumn(column, SortButtonRenderer.DOWN == sbr.getState(column));
  }
}
 

@Override public void mousePressed(MouseEvent e) {
  JTableHeader h = (JTableHeader) e.getComponent();
  TableColumnModel columnModel = h.getColumnModel();
  int viewColumn = columnModel.getColumnIndexAtX(e.getX());
  if (viewColumn < 0) {
    return;
  }
  TableCellRenderer tcr = h.getDefaultRenderer();
  int column = columnModel.getColumn(viewColumn).getModelIndex();
  if (column != -1 && tcr instanceof SortButtonRenderer) {
    SortButtonRenderer sbr = (SortButtonRenderer) tcr;
    if (!sbr.isEnabledAt(column)) {
      return;
    }
    sbr.setPressedColumn(column);
    sbr.setSelectedColumn(column);
    h.repaint();
    JTable table = h.getTable();
    if (table.isEditing()) {
      table.getCellEditor().stopCellEditing();
    }
    SortableTableModel model = (SortableTableModel) table.getModel();
    model.sortByColumn(column, SortButtonRenderer.DOWN == sbr.getState(column));
  }
}
 

@Override public void tableChanged(TableModelEvent e) {
  int vci = table.convertColumnIndexToView(targetColumnIndex);
  TableColumn column = table.getColumnModel().getColumn(vci);
  Object status = column.getHeaderValue();
  TableModel m = table.getModel();
  boolean repaint = false;
  if (e.getType() == TableModelEvent.DELETE) {
    // System.out.println("DELETE");
    // System.out.println(status + ":   " + Status.INDETERMINATE.equals(status));
    repaint = fireDeleteEvent(m, column, status);
  } else if (e.getType() == TableModelEvent.INSERT && status != Status.INDETERMINATE) {
    // System.out.println("INSERT");
    repaint = fireInsertEvent(m, column, status, e);
  } else if (e.getType() == TableModelEvent.UPDATE && e.getColumn() == targetColumnIndex) {
    // System.out.println("UPDATE");
    repaint = fireUpdateEvent(m, column, status);
  }
  if (repaint) {
    JTableHeader h = table.getTableHeader();
    h.repaint(h.getHeaderRect(vci));
  }
}
 

@Override public void mousePressed(MouseEvent e) {
  JTableHeader h = (JTableHeader) e.getComponent();
  TableColumnModel columnModel = h.getColumnModel();
  int viewColumn = columnModel.getColumnIndexAtX(e.getX());
  if (viewColumn < 0) {
    return;
  }
  TableCellRenderer tcr = h.getDefaultRenderer();
  int column = columnModel.getColumn(viewColumn).getModelIndex();
  if (column != -1 && tcr instanceof SortButtonRenderer) {
    SortButtonRenderer sbr = (SortButtonRenderer) tcr;
    sbr.setPressedColumn(column);
    sbr.setSelectedColumn(column);
    h.repaint();
    JTable table = h.getTable();
    if (table.isEditing()) {
      table.getCellEditor().stopCellEditing();
    }
    SortableTableModel model = (SortableTableModel) table.getModel();
    model.sortByColumn(column, SortButtonRenderer.DOWN == sbr.getState(column));
  }
}
 

private static JTable makeJTable() {
  JTable table = new JTable(4, 3);
  table.setAutoCreateRowSorter(true);
  JPopupMenu popup = new JPopupMenu() {
    @Override public void show(Component c, int x, int y) {
      if (c instanceof JTableHeader) {
        JTableHeader header = (JTableHeader) c;
        header.setDraggedColumn(null);
        header.repaint();
        header.getTable().repaint();
        super.show(c, x, y);
      }
    }
  };
  popup.add("Item 1");
  popup.add("Item 2");
  popup.add("Item 3");
  table.getTableHeader().setComponentPopupMenu(popup);
  return table;
}
 

@Override public void show(Component c, int x, int y) {
  if (c instanceof JTableHeader) {
    JTableHeader header = (JTableHeader) c;
    JTable table = header.getTable();
    header.setDraggedColumn(null);
    header.repaint();
    table.repaint();
    int i = table.convertColumnIndexToModel(header.columnAtPoint(new Point(x, y)));
    if (i >= 0) {
      actions.forEach(a -> a.setIndex(i));
      super.show(c, x, y);
    }
  }
}
 

@Override public void show(Component c, int x, int y) {
  if (c instanceof JTableHeader) {
    JTableHeader header = (JTableHeader) c;
    header.setDraggedColumn(null);
    header.repaint();
    header.getTable().repaint();
    updateMenuItems(header.getColumnModel());
    super.show(c, x, y);
  }
}
 

@Override public void show(Component c, int x, int y) {
  if (c instanceof JTableHeader) {
    JTableHeader header = (JTableHeader) c;
    header.setDraggedColumn(null); // bookmark_1
    // if (header.getDraggedColumn() != null) remain dirty area >>>
    header.repaint();
    header.getTable().repaint();
    // <<<
    index = header.columnAtPoint(new Point(x, y));
    super.show(c, x, y);
  }
}
 

@Override public void tableChanged(TableModelEvent e) {
  if (e.getType() == TableModelEvent.UPDATE && e.getColumn() == targetColumnIndex) {
    int vci = table.convertColumnIndexToView(targetColumnIndex);
    TableColumn column = table.getColumnModel().getColumn(vci);
    Object status = column.getHeaderValue();
    TableModel m = table.getModel();
    if (m instanceof DefaultTableModel && fireUpdateEvent((DefaultTableModel) m, column, status)) {
      JTableHeader h = table.getTableHeader();
      h.repaint(h.getHeaderRect(vci));
    }
  }
}
 

@Override public void show(Component c, int x, int y) {
  if (c instanceof JTableHeader) {
    JTableHeader header = (JTableHeader) c;
    header.setDraggedColumn(null);
    header.repaint();
    header.getTable().repaint();
    index = header.columnAtPoint(new Point(x, y));
    if (index >= 0) {
      super.show(c, x, y);
    }
  }
}
 

private void repaintTimeline() {
    JTableHeader header = threadsTable.getTableHeader();
    TableColumn draggedColumn = header.getDraggedColumn();
    if (draggedColumn != null && draggedColumn.getModelIndex() == 2) {
        header.repaint();
    } else {
        int _column = threadsTable.convertColumnIndexToView(2);
        header.repaint(header.getHeaderRect(_column));
    }
}
 

@Override public void tableChanged(TableModelEvent e) {
  if (e.getType() == TableModelEvent.UPDATE && e.getColumn() == targetColumnIndex) {
    int vci = table.convertColumnIndexToView(targetColumnIndex);
    TableColumn column = table.getColumnModel().getColumn(vci);
    Object status = column.getHeaderValue();
    TableModel m = table.getModel();
    if (m instanceof DefaultTableModel && fireUpdateEvent((DefaultTableModel) m, column, status)) {
      JTableHeader h = table.getTableHeader();
      h.repaint(h.getHeaderRect(vci));
    }
  }
}
 

@Override public void tableChanged(TableModelEvent e) {
  if (e.getType() == TableModelEvent.UPDATE && e.getColumn() == targetColumnIndex) {
    int vci = table.convertColumnIndexToView(targetColumnIndex);
    TableColumn column = table.getColumnModel().getColumn(vci);
    Object status = column.getHeaderValue();
    TableModel m = table.getModel();
    if (m instanceof DefaultTableModel && fireUpdateEvent((DefaultTableModel) m, column, status)) {
      JTableHeader h = table.getTableHeader();
      h.repaint(h.getHeaderRect(vci));
    }
  }
}
 

private void repaintTimeline() {
    JTableHeader header = threadsTable.getTableHeader();
    TableColumn draggedColumn = header.getDraggedColumn();
    if (draggedColumn != null && draggedColumn.getModelIndex() == 2) {
        header.repaint();
    } else {
        int _column = threadsTable.convertColumnIndexToView(2);
        header.repaint(header.getHeaderRect(_column));
    }
}
 

public void populateTableHeaders() {

        final SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
        final Calendar c = Calendar.getInstance();
        c.setTime(masterDate.getTime());

        JTableHeader tableHeader = table.getTableHeader();
        TableColumnModel tableColumnModel = tableHeader.getColumnModel();
        TableColumn tableColumn;

        tableColumn = tableColumnModel.getColumn(0);
        tableColumn.setHeaderValue("ROOM");
        tableColumn = tableColumnModel.getColumn(1);
        tableColumn.setHeaderValue("TYPE");
        tableColumn = tableColumnModel.getColumn(2);
        tableColumn.setHeaderValue("STATUS");

        //start the date from minus 1 to get today date.
        c.add(Calendar.DATE, -1);

        //start the loop from 3 because first 3 columns already 
        //populated up and the loop on 10 to get one week 
        for (int i = 3; i < 10; i++) {
            c.add(Calendar.DATE, 1);
            today = simpleDateFormat.format(c.getTime());
            tableColumn = tableColumnModel.getColumn(i);
            tableColumn.setHeaderValue(today);

            //store dates in special array to use it in bottom
            weekDates[i] = today;
        }

        tableHeader.revalidate();
        tableHeader.repaint();

    }