net.sf.jga.swing
Class GenericCellEditor<T>

java.lang.Object
  javax.swing.AbstractCellEditor
      javax.swing.DefaultCellEditor
          net.sf.jga.swing.GenericCellEditor<T>

All Implemented Interfaces:

java.io.Serializable, javax.swing.CellEditor, javax.swing.table.TableCellEditor, javax.swing.tree.TreeCellEditor

public class GenericCellEditor<T>
extends javax.swing.DefaultCellEditor

CellEditor that uses a pair of functors to parse/format a value. Empty strings, or strings containing only whitespace will correspond to null values of type T.

Copyright © 2003-2005 David A. Hall

Author:

David A. Hall

See Also:

Serialized Form

Nested Class Summary

protected class

GenericCellEditor.FormattedDelegate

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

javax.swing.DefaultCellEditor.EditorDelegate

Field Summary

protected javax.swing.JTextField

_component

Fields inherited from class javax.swing.DefaultCellEditor

clickCountToStart, delegate, editorComponent

Fields inherited from class javax.swing.AbstractCellEditor

changeEvent, listenerList

Constructor Summary

GenericCellEditor(java.lang.Class<T> type)
Builds a GenericCellEdior using default format for the given class.

GenericCellEditor(UnaryFunctor<T,java.lang.String> formatter, UnaryFunctor<java.lang.String,T> parser)
Builds the GenericCellEditor using the given functor pair.

GenericCellEditor(UnaryFunctor<T,java.lang.String> formatter, UnaryFunctor<java.lang.String,T> parser, T defaultValue)
Builds the GenericCellEditor using the given functor pair and default value for empty strings.

Method Summary

int	getHorizontalAlignment() Returns the horizontal alignment: one of the values defined by JTextField.
void	setHorizontalAlignment(int alignment) Sets the horizontal alignment to one of the values defined by JTextField.
boolean	stopCellEditing() Retrieves the value from the editor component, giving a visual clue when the value is invalid
java.lang.String	toString()

Methods inherited from class javax.swing.DefaultCellEditor

cancelCellEditing, getCellEditorValue, getClickCountToStart, getComponent, getTableCellEditorComponent, getTreeCellEditorComponent, isCellEditable, setClickCountToStart, shouldSelectCell

Methods inherited from class javax.swing.AbstractCellEditor

addCellEditorListener, fireEditingCanceled, fireEditingStopped, getCellEditorListeners, removeCellEditorListener

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.swing.CellEditor

addCellEditorListener, removeCellEditorListener

Field Detail

_component

protected javax.swing.JTextField _component

Constructor Detail

GenericCellEditor

public GenericCellEditor(java.lang.Class<T> type)

Builds a GenericCellEdior using default format for the given class. The resulting editor can support any class that defines toString() and also has a one argument constructor that takes a String.

GenericCellEditor

public GenericCellEditor(UnaryFunctor<T,java.lang.String> formatter,
                         UnaryFunctor<java.lang.String,T> parser)

Builds the GenericCellEditor using the given functor pair.

GenericCellEditor

public GenericCellEditor(UnaryFunctor<T,java.lang.String> formatter,
                         UnaryFunctor<java.lang.String,T> parser,
                         T defaultValue)

Builds the GenericCellEditor using the given functor pair and default value for empty strings.

Method Detail

stopCellEditing

public boolean stopCellEditing()

Retrieves the value from the editor component, giving a visual clue when the value is invalid

Specified by:

stopCellEditing in interface javax.swing.CellEditor

Overrides:

stopCellEditing in class javax.swing.DefaultCellEditor

getHorizontalAlignment

public int getHorizontalAlignment()

Returns the horizontal alignment: one of the values defined by JTextField.

setHorizontalAlignment

public void setHorizontalAlignment(int alignment)

Sets the horizontal alignment to one of the values defined by JTextField.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object