java.lang.Object
- java.awt.Component
- - java.awt.Container
  - - javax.swing.JComponent
    - - javax.swing.JPanel
      - weka.gui.arffviewer.ArffPanel

All Implemented Interfaces:

java.awt.event.ActionListener, java.awt.event.MouseListener, java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable, java.util.EventListener, javax.accessibility.Accessible, javax.swing.event.ChangeListener, Undoable
```
public class ArffPanel
extends javax.swing.JPanel
implements java.awt.event.ActionListener, javax.swing.event.ChangeListener, java.awt.event.MouseListener, Undoable
```
A Panel representing an ARFF-Table and the associated filename.

Version:

$Revision: 7369 $

Author:

FracPete (fracpete at waikato dot ac dot nz)

See Also:

Serialized Form

Nested Class Summary
- Nested classes/interfaces inherited from class javax.swing.JComponent
  javax.swing.JComponent.AccessibleJComponent
- Nested classes/interfaces inherited from class java.awt.Component
  java.awt.Component.BaselineResizeBehavior

Field Summary

Fields
Modifier and Type Field Description

static java.lang.String TAB_INSTANCES
the name of the tab for instances that were set directly
- Fields inherited from class javax.swing.JComponent
  TOOL_TIP_TEXT_KEY, UNDEFINED_CONDITION, WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, WHEN_FOCUSED, WHEN_IN_FOCUSED_WINDOW
- Fields inherited from class java.awt.Component
  BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT
- Fields inherited from interface java.awt.image.ImageObserver
  ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

Constructor Summary

Constructors
Constructor	Description
`ArffPanel()`	initializes the panel with no data
`ArffPanel(java.lang.String filename)`	initializes the panel and loads the specified file
`ArffPanel(Instances data)`	initializes the panel with the given data

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`actionPerformed(java.awt.event.ActionEvent e)`	invoked when an action occurs
`void`	`addChangeListener(javax.swing.event.ChangeListener l)`	Adds a ChangeListener to the panel
`void`	`addUndoPoint()`	adds the current state of the instances to the undolist
`void`	`attributeAsClass()`	sets the current attribute as class attribute, i.e.
`boolean`	`canUndo()`	returns whether an undo is possible
`void`	`clearSearch()`	clears the search, i.e.
`void`	`clearUndo()`	removes the undo history
`void`	`copyContent()`	copies the content of the selection to the clipboard
`void`	`deleteAttribute()`	deletes the currently selected attribute
`void`	`deleteAttributes()`	deletes the chosen attributes
`void`	`deleteInstance()`	deletes the currently selected instance
`void`	`deleteInstances()`	deletes all the currently selected instances
`java.util.Vector`	`getAttributes()`	returns a list with the attributes
`java.lang.String`	`getFilename()`	returns the filename
`Instances`	`getInstances()`	returns the instances of the panel, if none then NULL
`ArffTable`	`getTable()`	returns the table component
`java.lang.String`	`getTitle()`	returns the title for the Tab, i.e.
`boolean`	`isChanged()`	returns whether the content of the panel was changed
`boolean`	`isReadOnly()`	returns whether the model is read-only
`boolean`	`isUndoEnabled()`	returns whether undo support is enabled
`void`	`mouseClicked(java.awt.event.MouseEvent e)`	Invoked when a mouse button has been pressed and released on a component
`void`	`mouseEntered(java.awt.event.MouseEvent e)`	Invoked when the mouse enters a component.
`void`	`mouseExited(java.awt.event.MouseEvent e)`	Invoked when the mouse exits a component
`void`	`mousePressed(java.awt.event.MouseEvent e)`	Invoked when a mouse button has been pressed on a component
`void`	`mouseReleased(java.awt.event.MouseEvent e)`	Invoked when a mouse button has been released on a component.
`void`	`notifyListener()`	notfies all listener of the change
`void`	`removeChangeListener(javax.swing.event.ChangeListener l)`	Removes a ChangeListener from the panel
`void`	`renameAttribute()`	renames the current attribute
`void`	`search()`	searches for a string in the cells
`void`	`setChanged(boolean changed)`	can only reset the changed state to FALSE
`void`	`setFilename(java.lang.String filename)`	sets the filename
`void`	`setInstances(Instances data)`	displays the given instances, i.e.
`void`	`setOptimalColWidth()`	calculates the optimal column width for the current column
`void`	`setOptimalColWidths()`	calculates the optimal column widths for all columns
`void`	`setReadOnly(boolean value)`	sets whether the model is read-only
`void`	`setUndoEnabled(boolean enabled)`	sets whether undo support is enabled
`void`	`sortInstances()`	sorts the instances via the currently selected column
`void`	`stateChanged(javax.swing.event.ChangeEvent e)`	Invoked when the target of the listener has changed its state.
`void`	`undo()`	performs an undo action

Methods inherited from class javax.swing.JPanel
getAccessibleContext, getUI, getUIClassID, setUI, updateUI

Methods inherited from class javax.swing.JComponent
addAncestorListener, addNotify, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBaseline, getBaselineResizeBehavior, getBorder, getBounds, getClientProperty, getComponentPopupMenu, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getFontMetrics, getGraphics, getHeight, getInheritsPopupMenu, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPopupLocation, getPreferredSize, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, hide, isDoubleBuffered, isLightweightComponent, isManagingFocus, isOpaque, isOptimizedDrawingEnabled, isPaintingForPrint, isPaintingTile, isRequestFocusEnabled, isValidateRoot, paint, paintImmediately, paintImmediately, print, printAll, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setComponentPopupMenu, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFocusTraversalKeys, setFont, setForeground, setInheritsPopupMenu, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setTransferHandler, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction, update

Methods inherited from class java.awt.Container
add, add, add, add, add, addContainerListener, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, getMousePosition, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, remove, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusCycleRoot, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setLayout, transferFocusDownCycle, validate

Methods inherited from class java.awt.Component
action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, contains, createImage, createImage, createVolatileImage, createVolatileImage, dispatchEvent, enable, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, requestFocus, requestFocusInWindow, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setMixingCutoutShape, setName, setSize, setSize, show, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Field Detail
  - TAB_INSTANCES
```
public static final java.lang.String TAB_INSTANCES
```
    the name of the tab for instances that were set directly
- Constructor Detail
  - ArffPanel
```
public ArffPanel()
```
    initializes the panel with no data
  - ArffPanel
```
public ArffPanel(java.lang.String filename)
```
    initializes the panel and loads the specified file
    
    Parameters:
    
    filename - the file to load
  - ArffPanel
```
public ArffPanel(Instances data)
```
    initializes the panel with the given data
    
    Parameters:
    
    data - the data to use
- Method Detail
  - getTable
```
public ArffTable getTable()
```
    returns the table component
    
    Returns:
    
    the table
  - getTitle
```
public java.lang.String getTitle()
```
    returns the title for the Tab, i.e. the filename
    
    Returns:
    
    the title for the tab
  - getFilename
```
public java.lang.String getFilename()
```
    returns the filename
    
    Returns:
    
    the filename
  - setFilename
```
public void setFilename(java.lang.String filename)
```
    sets the filename
    
    Parameters:
    
    filename - the new filename
  - getInstances
```
public Instances getInstances()
```
    returns the instances of the panel, if none then NULL
    
    Returns:
    
    the instances of the panel
  - setInstances
```
public void setInstances(Instances data)
```
    displays the given instances, i.e. creates a tab with the title TAB_INSTANCES. if one already exists it closes it.
    if a different instances object is used here, don't forget to clear the undo-history by calling clearUndo()
    
    Parameters:
    
    data - the instances to display
    
    See Also:
    
    TAB_INSTANCES, clearUndo()
  - getAttributes
```
public java.util.Vector getAttributes()
```
    returns a list with the attributes
    
    Returns:
    
    a list of the attributes
  - setChanged
```
public void setChanged(boolean changed)
```
    can only reset the changed state to FALSE
    
    Parameters:
    
    changed - if false, resets the changed state
  - isChanged
```
public boolean isChanged()
```
    returns whether the content of the panel was changed
    
    Returns:
    
    true if the content was changed
  - isReadOnly
```
public boolean isReadOnly()
```
    returns whether the model is read-only
    
    Returns:
    
    true if model is read-only
  - setReadOnly
```
public void setReadOnly(boolean value)
```
    sets whether the model is read-only
    
    Parameters:
    
    value - if true the model is set to read-only
  - isUndoEnabled
```
public boolean isUndoEnabled()
```
    returns whether undo support is enabled
    
    Specified by:
    
    isUndoEnabled in interface Undoable
    
    Returns:
    
    true if undo is enabled
  - setUndoEnabled
```
public void setUndoEnabled(boolean enabled)
```
    sets whether undo support is enabled
    
    Specified by:
    
    setUndoEnabled in interface Undoable
    
    Parameters:
    
    enabled - whether to enable/disable undo support
  - clearUndo
```
public void clearUndo()
```
    removes the undo history
    
    Specified by:
    
    clearUndo in interface Undoable
  - canUndo
```
public boolean canUndo()
```
    returns whether an undo is possible
    
    Specified by:
    
    canUndo in interface Undoable
    
    Returns:
    
    true if undo is possible
  - undo
```
public void undo()
```
    performs an undo action
    
    Specified by:
    
    undo in interface Undoable
  - addUndoPoint
```
public void addUndoPoint()
```
    adds the current state of the instances to the undolist
    
    Specified by:
    
    addUndoPoint in interface Undoable
  - deleteAttribute
```
public void deleteAttribute()
```
    deletes the currently selected attribute
  - deleteAttributes
```
public void deleteAttributes()
```
    deletes the chosen attributes
  - attributeAsClass
```
public void attributeAsClass()
```
    sets the current attribute as class attribute, i.e. it moves it to the end of the attributes
  - renameAttribute
```
public void renameAttribute()
```
    renames the current attribute
  - deleteInstance
```
public void deleteInstance()
```
    deletes the currently selected instance
  - deleteInstances
```
public void deleteInstances()
```
    deletes all the currently selected instances
  - sortInstances
```
public void sortInstances()
```
    sorts the instances via the currently selected column
  - copyContent
```
public void copyContent()
```
    copies the content of the selection to the clipboard
  - search
```
public void search()
```
    searches for a string in the cells
  - clearSearch
```
public void clearSearch()
```
    clears the search, i.e. resets the found cells
  - setOptimalColWidth
```
public void setOptimalColWidth()
```
    calculates the optimal column width for the current column
  - setOptimalColWidths
```
public void setOptimalColWidths()
```
    calculates the optimal column widths for all columns
  - actionPerformed
```
public void actionPerformed(java.awt.event.ActionEvent e)
```
    invoked when an action occurs
    
    Specified by:
    
    actionPerformed in interface java.awt.event.ActionListener
    
    Parameters:
    
    e - the action event
  - mouseClicked
```
public void mouseClicked(java.awt.event.MouseEvent e)
```
    Invoked when a mouse button has been pressed and released on a component
    
    Specified by:
    
    mouseClicked in interface java.awt.event.MouseListener
    
    Parameters:
    
    e - the mouse event
  - mouseEntered
```
public void mouseEntered(java.awt.event.MouseEvent e)
```
    Invoked when the mouse enters a component.
    
    Specified by:
    
    mouseEntered in interface java.awt.event.MouseListener
    
    Parameters:
    
    e - the mouse event
  - mouseExited
```
public void mouseExited(java.awt.event.MouseEvent e)
```
    Invoked when the mouse exits a component
    
    Specified by:
    
    mouseExited in interface java.awt.event.MouseListener
    
    Parameters:
    
    e - the mouse event
  - mousePressed
```
public void mousePressed(java.awt.event.MouseEvent e)
```
    Invoked when a mouse button has been pressed on a component
    
    Specified by:
    
    mousePressed in interface java.awt.event.MouseListener
    
    Parameters:
    
    e - the mouse event
  - mouseReleased
```
public void mouseReleased(java.awt.event.MouseEvent e)
```
    Invoked when a mouse button has been released on a component.
    
    Specified by:
    
    mouseReleased in interface java.awt.event.MouseListener
    
    Parameters:
    
    e - the mouse event
  - stateChanged
```
public void stateChanged(javax.swing.event.ChangeEvent e)
```
    Invoked when the target of the listener has changed its state.
    
    Specified by:
    
    stateChanged in interface javax.swing.event.ChangeListener
    
    Parameters:
    
    e - the change event
  - notifyListener
```
public void notifyListener()
```
    notfies all listener of the change
  - addChangeListener
```
public void addChangeListener(javax.swing.event.ChangeListener l)
```
    Adds a ChangeListener to the panel
    
    Parameters:
    
    l - the listener to add
  - removeChangeListener
```
public void removeChangeListener(javax.swing.event.ChangeListener l)
```
    Removes a ChangeListener from the panel
    
    Parameters:
    
    l - the listener to remove

Class ArffPanel

Nested Class Summary

Nested classes/interfaces inherited from class javax.swing.JComponent

Nested classes/interfaces inherited from class java.awt.Component

Field Summary

Fields inherited from class javax.swing.JComponent

Fields inherited from class java.awt.Component

Fields inherited from interface java.awt.image.ImageObserver

Constructor Summary

Method Summary

Methods inherited from class javax.swing.JPanel

Methods inherited from class javax.swing.JComponent

Methods inherited from class java.awt.Container

Methods inherited from class java.awt.Component

Methods inherited from class java.lang.Object

Field Detail

TAB_INSTANCES

Constructor Detail

ArffPanel

ArffPanel

ArffPanel

Method Detail

getTable

getTitle

getFilename

setFilename

getInstances

setInstances

getAttributes

setChanged

isChanged

isReadOnly

setReadOnly

isUndoEnabled

setUndoEnabled

clearUndo

canUndo

undo

addUndoPoint

deleteAttribute

deleteAttributes

attributeAsClass

renameAttribute

deleteInstance

deleteInstances

sortInstances

copyContent

search

clearSearch

setOptimalColWidth

setOptimalColWidths

actionPerformed

mouseClicked

mouseEntered

mouseExited

mousePressed

mouseReleased

stateChanged

notifyListener

addChangeListener

removeChangeListener