org.crosswire.common.swing

Class CWAction

java.lang.Object

javax.swing.AbstractAction

org.crosswire.common.swing.CWAction

All Implemented Interfaces:

ActionListener, Serializable, Cloneable, EventListener, Action

public class CWAction
extends AbstractAction

A CrossWire Action is a generic extension of AbstractAction, that adds LARGE_ICON to Action and also forwards the Action to its listeners after modifying the ActionEvent to include the ACTION_COMMAND_KEY.

Author:

DM Smith

See Also:

The GNU General Public License for details., Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static String	LARGE_ICON The icon to display when a large one is needed.
private EventListenerList	listeners
private static org.slf4j.Logger	log The log stream
private static long	serialVersionUID Serialization ID
static String	TOOL_TIP The tooltip to display.

Fields inherited from class javax.swing.AbstractAction

changeSupport, enabled

Fields inherited from interface javax.swing.Action

ACCELERATOR_KEY, ACTION_COMMAND_KEY, DEFAULT, DISPLAYED_MNEMONIC_INDEX_KEY, LARGE_ICON_KEY, LONG_DESCRIPTION, MNEMONIC_KEY, NAME, SELECTED_KEY, SHORT_DESCRIPTION, SMALL_ICON

Constructor Summary

Constructors

Constructor and Description
CWAction()

Method Summary

Methods

Modifier and Type	Method and Description
void	actionPerformed(ActionEvent evt) Forwards the ActionEvent to the registered listener.
void	addActionListener(ActionListener listener) Adds a listener for Action events.
CWAction	clone() Create a clone that does not copy the listeners.
CWAction	enable(boolean newEnabled) Set enabled either true or false on this action.
private KeyStroke	getAccelerator(String acceleratorSpec) Convert the string to a valid Accelerator (that is a KeyStroke)
private KeyStroke	getKeyStroke(String acceleratorSpec)
void	removeActionListener(ActionListener listener) Remove an ActionListener
CWAction	setAccelerator(String acceleratorSpec) Set the accelerator key from spec.
CWAction	setLargeIcon(Icon icon) Set or clear, using null, the icon on this action.
CWAction	setLargeIcon(String iconPath)
CWAction	setListener(ActionListener listener) Create a clone of this action and attache the listener.
CWAction	setSmallIcon(Icon icon) Set or clear, using null, the icon on this action.
CWAction	setSmallIcon(String iconPath)
CWAction	setTooltip(String tooltip)
String	toString() String representation of this object suitable for debugging

Methods inherited from class javax.swing.AbstractAction

addPropertyChangeListener, firePropertyChange, getKeys, getPropertyChangeListeners, getValue, isEnabled, putValue, removePropertyChangeListener, setEnabled

Methods inherited from class java.lang.Object

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

Field Detail

LARGE_ICON

public static final String LARGE_ICON

The icon to display when a large one is needed. This is still not part of Java as of 1.5. Now it is with Java 1.6!

See Also:

Constant Field Values

TOOL_TIP

public static final String TOOL_TIP

The tooltip to display. This is an alias for SHORT_DESCRIPTION. The creator and user of a CWAction is to store and retrieve SHORT_DESCRIPTION.

See Also:

Constant Field Values

listeners

private EventListenerList listeners

log

private static final org.slf4j.Logger log

The log stream

serialVersionUID

private static final long serialVersionUID

Serialization ID

See Also:

Constant Field Values

Constructor Detail

CWAction

public CWAction()

Method Detail

setLargeIcon

public CWAction setLargeIcon(Icon icon)

Set or clear, using null, the icon on this action.

Parameters:

icon - the small icon to set

Returns:

this action

setLargeIcon

public CWAction setLargeIcon(String iconPath)

setTooltip

public CWAction setTooltip(String tooltip)

setSmallIcon

public CWAction setSmallIcon(Icon icon)

Set or clear, using null, the icon on this action.

Parameters:

icon - the small icon to set

Returns:

this action

setSmallIcon

public CWAction setSmallIcon(String iconPath)

setAccelerator

public CWAction setAccelerator(String acceleratorSpec)

Set the accelerator key from spec. If the spec is invalid it is logged and ignored.

Parameters:

acceleratorSpec -

Returns:

this action

enable

public CWAction enable(boolean newEnabled)

Set enabled either true or false on this action.

Parameters:

newEnabled - the desired state

Returns:

this action

setListener

public CWAction setListener(ActionListener listener)

Create a clone of this action and attache the listener. If no listener is supplied, the action is not cloned.

Parameters:

listener - the listener for the action

Returns:

a cloned action with the listener attached or the current action

actionPerformed

public void actionPerformed(ActionEvent evt)

Forwards the ActionEvent to the registered listener.

Parameters:

evt - ActionEvent

addActionListener

public void addActionListener(ActionListener listener)

Adds a listener for Action events.

Parameters:

listener - ActionListener to add

removeActionListener

public void removeActionListener(ActionListener listener)

Remove an ActionListener

Parameters:

listener - ActionListener to remove

toString

public String toString()

String representation of this object suitable for debugging

Overrides:

toString in class Object

clone

public CWAction clone()

Create a clone that does not copy the listeners. These CWActions need to have listeners added to be meaningful.

Overrides:

clone in class AbstractAction

See Also:

AbstractAction.clone()

getAccelerator

private KeyStroke getAccelerator(String acceleratorSpec)

Convert the string to a valid Accelerator (that is a KeyStroke)

getKeyStroke

private KeyStroke getKeyStroke(String acceleratorSpec)
                        throws NumberFormatException

Throws:

NumberFormatException