Class ArffPanel

All Implemented Interfaces:
ActionListener, MouseListener, ImageObserver, MenuContainer, Serializable, EventListener, Accessible, ChangeListener, Undoable

public class ArffPanel extends JPanel implements ActionListener, ChangeListener, MouseListener, Undoable
A Panel representing an ARFF-Table and the associated filename.
$Revision: 14907 $
FracPete (fracpete at waikato dot ac dot nz)
See Also:
  • Field Details


      public static final String TAB_INSTANCES
      the name of the tab for instances that were set directly
      See Also:
  • Constructor Details

    • ArffPanel

      public ArffPanel()
      initializes the panel with no data
    • ArffPanel

      public ArffPanel(String filename, AbstractFileLoader... loaders)
      initializes the panel and loads the specified file
      filename - the file to load
      loaders - optional varargs loader to use
    • ArffPanel

      public ArffPanel(Instances data)
      initializes the panel with the given data
      data - the data to use
  • Method Details

    • getTable

      public ArffTable getTable()
      returns the table component
      the table
    • getTitle

      public String getTitle()
      returns the title for the Tab, i.e. the filename
      the title for the tab
    • getFilename

      public String getFilename()
      returns the filename
      the filename
    • setFilename

      public void setFilename(String filename)
      sets the filename
      filename - the new filename
    • getInstances

      public Instances getInstances()
      returns the instances of the panel, if none then NULL
      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()
      data - the instances to display
      See Also:
    • getAttributes

      public Vector<String> getAttributes()
      returns a list with the attributes
      a list of the attributes
    • setChanged

      public void setChanged(boolean changed)
      can only reset the changed state to FALSE
      changed - if false, resets the changed state
    • isChanged

      public boolean isChanged()
      returns whether the content of the panel was changed
      true if the content was changed
    • isReadOnly

      public boolean isReadOnly()
      returns whether the model is read-only
      true if model is read-only
    • setReadOnly

      public void setReadOnly(boolean value)
      sets whether the model is read-only
      value - if true the model is set to read-only
    • setShowAttributeIndex

      public void setShowAttributeIndex(boolean value)
      Sets whether to display the attribute index in the header.
      value - if true then the attribute indices are displayed in the table header
    • getShowAttributeIndex

      public boolean getShowAttributeIndex()
      Returns whether to display the attribute index in the header.
      true if the attribute indices are displayed in the table header
    • isUndoEnabled

      public boolean isUndoEnabled()
      returns whether undo support is enabled
      Specified by:
      isUndoEnabled in interface Undoable
      true if undo is enabled
    • setUndoEnabled

      public void setUndoEnabled(boolean enabled)
      sets whether undo support is enabled
      Specified by:
      setUndoEnabled in interface Undoable
      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
      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
    • setAttributeWeight

      public void setAttributeWeight()
      sets the weight for the current attribute
    • deleteInstance

      public void deleteInstance()
      deletes the currently selected instance
    • addInstance

      public void addInstance()
      Add an instance at the currently selected index. If no instance is selected then adds a new instance at the end of the dataset.
    • setInstanceWeight

      public void setInstanceWeight()
      Allows setting the weight of the instance at the selected row.
    • addInstanceAtEnd

      public void addInstanceAtEnd()
      Add an instance at the end of the dataset
    • 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(ActionEvent e)
      invoked when an action occurs
      Specified by:
      actionPerformed in interface ActionListener
      e - the action event
    • mouseClicked

      public void mouseClicked(MouseEvent e)
      Invoked when a mouse button has been pressed and released on a component
      Specified by:
      mouseClicked in interface MouseListener
      e - the mouse event
    • mouseEntered

      public void mouseEntered(MouseEvent e)
      Invoked when the mouse enters a component.
      Specified by:
      mouseEntered in interface MouseListener
      e - the mouse event
    • mouseExited

      public void mouseExited(MouseEvent e)
      Invoked when the mouse exits a component
      Specified by:
      mouseExited in interface MouseListener
      e - the mouse event
    • mousePressed

      public void mousePressed(MouseEvent e)
      Invoked when a mouse button has been pressed on a component
      Specified by:
      mousePressed in interface MouseListener
      e - the mouse event
    • mouseReleased

      public void mouseReleased(MouseEvent e)
      Invoked when a mouse button has been released on a component.
      Specified by:
      mouseReleased in interface MouseListener
      e - the mouse event
    • stateChanged

      public void stateChanged(ChangeEvent e)
      Invoked when the target of the listener has changed its state.
      Specified by:
      stateChanged in interface ChangeListener
      e - the change event
    • notifyListener

      public void notifyListener()
      notfies all listener of the change
    • addChangeListener

      public void addChangeListener(ChangeListener l)
      Adds a ChangeListener to the panel
      l - the listener to add
    • removeChangeListener

      public void removeChangeListener(ChangeListener l)
      Removes a ChangeListener from the panel
      l - the listener to remove