org.jfree.ui
Class SortButtonRenderer

java.lang.Object
  org.jfree.ui.SortButtonRenderer

All Implemented Interfaces:

javax.swing.table.TableCellRenderer

public class SortButtonRenderer
extends java.lang.Object
implements javax.swing.table.TableCellRenderer

A table cell renderer for table headings - uses one of three JButton instances to indicate the sort order for the table column.

This class (and also BevelArrowIcon) is adapted from original code by Nobuo Tamemasa (version 1.0, 26-Feb-1999) posted on www.codeguru.com.

Author:

David Gilbert

Field Summary

static int	DOWN Useful constant indicating ASCENDING (that is, arrow pointing down) sorting in the table.
static int	NONE Useful constant indicating NO sorting.
static int	UP Useful constant indicating DESCENDING (that is, arrow pointing up) sorting in the table.

Constructor Summary

SortButtonRenderer()
Creates a new button renderer.

Method Summary

java.awt.Component	getTableCellRendererComponent(javax.swing.JTable table, java.lang.Object value, boolean isSelected, boolean hasFocus, int row, int column) Returns the renderer component.
void	setPressedColumn(int column) Sets the pressed column.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

NONE

public static final int NONE

Useful constant indicating NO sorting.

See Also:

Constant Field Values

DOWN

public static final int DOWN

Useful constant indicating ASCENDING (that is, arrow pointing down) sorting in the table.

See Also:

Constant Field Values

UP

public static final int UP

Useful constant indicating DESCENDING (that is, arrow pointing up) sorting in the table.

See Also:

Constant Field Values

Constructor Detail

SortButtonRenderer

public SortButtonRenderer()

Creates a new button renderer.

Method Detail

getTableCellRendererComponent

public java.awt.Component getTableCellRendererComponent(javax.swing.JTable table,
                                                        java.lang.Object value,
                                                        boolean isSelected,
                                                        boolean hasFocus,
                                                        int row,
                                                        int column)

Returns the renderer component.

Specified by:

getTableCellRendererComponent in interface javax.swing.table.TableCellRenderer

Parameters:

table - the table.

value - the value.

isSelected - selected?

hasFocus - focussed?

row - the row.

column - the column.

Returns:

the renderer.

setPressedColumn

public void setPressedColumn(int column)

Sets the pressed column.

Parameters:

column - the column.