weka.gui
Class CostMatrixEditor

java.lang.Object
  |
  +--weka.gui.CostMatrixEditor

All Implemented Interfaces:

java.beans.PropertyEditor

public class CostMatrixEditor

extends java.lang.Object

implements java.beans.PropertyEditor

A PropertyEditor for CostMatrices. Allows editing of individual elements of the cost matrix, as well as simple operations like loading, saving.

Author:

Len Trigg (len@intelligenesis.net)

Constructor Summary

CostMatrixEditor()

Method Summary

void	addPropertyChangeListener(java.beans.PropertyChangeListener l) Adds a PropertyChangeListener who will be notified of value changes.
java.lang.String	getAsText() Returns null as we don't support getting/setting values as text.
java.awt.Component	getCustomEditor() Returns the array editing component.
java.lang.String	getJavaInitializationString() Supposedly returns an initialization string to create a classifier identical to the current one, including it's state, but this doesn't appear possible given that the initialization string isn't supposed to contain multiple statements.
java.lang.String[]	getTags() Returns null as we don't support getting values as tags.
java.lang.Object	getValue() Gets the current object array.
boolean	isPaintable() Returns true to indicate that we can paint a representation of the string array
static void	main(java.lang.String[] args) Tests out the array editor from the command line.
void	paintValue(java.awt.Graphics gfx, java.awt.Rectangle box) Paints a representation of the current classifier.
void	removePropertyChangeListener(java.beans.PropertyChangeListener l) Removes a PropertyChangeListener.
void	setAsText(java.lang.String text) Returns null as we don't support getting/setting values as text.
void	setValue(java.lang.Object o) Sets the current object array.
boolean	supportsCustomEditor() Returns true because we do support a custom editor.

Methods inherited from class java.lang.Object

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

Constructor Detail

CostMatrixEditor

public CostMatrixEditor()

Method Detail

setValue

public void setValue(java.lang.Object o)

Sets the current object array.

Specified by:

setValue in interface java.beans.PropertyEditor

Parameters:

o - an object that must be an array.

getValue

public java.lang.Object getValue()

Gets the current object array.

Specified by:

getValue in interface java.beans.PropertyEditor

Returns:

the current object array

getJavaInitializationString

public java.lang.String getJavaInitializationString()

Supposedly returns an initialization string to create a classifier identical to the current one, including it's state, but this doesn't appear possible given that the initialization string isn't supposed to contain multiple statements.

Specified by:

getJavaInitializationString in interface java.beans.PropertyEditor

Returns:

the java source code initialisation string

isPaintable

public boolean isPaintable()

Returns true to indicate that we can paint a representation of the string array

Specified by:

isPaintable in interface java.beans.PropertyEditor

Returns:

true

paintValue

public void paintValue(java.awt.Graphics gfx,
                       java.awt.Rectangle box)

Paints a representation of the current classifier.

Specified by:

paintValue in interface java.beans.PropertyEditor

Parameters:

gfx - the graphics context to use

box - the area we are allowed to paint into

getAsText

public java.lang.String getAsText()

Returns null as we don't support getting/setting values as text.

Specified by:

getAsText in interface java.beans.PropertyEditor

Returns:

null

setAsText

public void setAsText(java.lang.String text)
               throws java.lang.IllegalArgumentException

Returns null as we don't support getting/setting values as text.

Specified by:

setAsText in interface java.beans.PropertyEditor

Parameters:

text - the text value

Throws:

java.lang.IllegalArgumentException - as we don't support getting/setting values as text.

getTags

public java.lang.String[] getTags()

Returns null as we don't support getting values as tags.

Specified by:

getTags in interface java.beans.PropertyEditor

Returns:

null

supportsCustomEditor

public boolean supportsCustomEditor()

Returns true because we do support a custom editor.

Specified by:

supportsCustomEditor in interface java.beans.PropertyEditor

Returns:

true

getCustomEditor

public java.awt.Component getCustomEditor()

Returns the array editing component.

Specified by:

getCustomEditor in interface java.beans.PropertyEditor

Returns:

a value of type 'java.awt.Component'

addPropertyChangeListener

public void addPropertyChangeListener(java.beans.PropertyChangeListener l)

Adds a PropertyChangeListener who will be notified of value changes.

Specified by:

addPropertyChangeListener in interface java.beans.PropertyEditor

Parameters:

l - a value of type 'PropertyChangeListener'

removePropertyChangeListener

public void removePropertyChangeListener(java.beans.PropertyChangeListener l)

Removes a PropertyChangeListener.

Specified by:

removePropertyChangeListener in interface java.beans.PropertyEditor

Parameters:

l - a value of type 'PropertyChangeListener'

main

public static void main(java.lang.String[] args)

Tests out the array editor from the command line.

Parameters:

args - ignored