net.sf.doolin.gui.edit
Class DefaultGUIEditManager

java.lang.Object
  net.sf.doolin.gui.edit.DefaultGUIEditManager

All Implemented Interfaces:

GUIEditManager

public class DefaultGUIEditManager
extends Object
implements GUIEditManager

Default implementation for the GUIEditManager. It maintains a dual list of done and undone tasks.

Author:

Damien Coraboeuf

Constructor Summary

DefaultGUIEditManager()

Method Summary

void	addEdit(GUIEdit record) Adds a new task.
boolean	canRedo() Checks if some tasks are available for doing again.
boolean	canUndo() Checks if some tasks are available for undoing.
void	clear() Clears all tasks
protected void	fireUpdated() Publishes to the bus that the state of tasks has changed
String	getRedoDisplayName() Gets the display name for the action that can be redone.
String	getUndoDisplayName() Gets the display name for the action that can be undone.
void	redo() Redoes the next available task (if possible).
void	undo() Undoes the next available task (if possible).

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultGUIEditManager

public DefaultGUIEditManager()

Method Detail

addEdit

public void addEdit(GUIEdit record)

Description copied from interface: GUIEditManager

Adds a new task.

Specified by:

addEdit in interface GUIEditManager

Parameters:

record - Task to record

canRedo

public boolean canRedo()

Description copied from interface: GUIEditManager

Checks if some tasks are available for doing again.

Specified by:

canRedo in interface GUIEditManager

Returns:

true if some tasks are available for doing again.

canUndo

public boolean canUndo()

Description copied from interface: GUIEditManager

Checks if some tasks are available for undoing.

Specified by:

canUndo in interface GUIEditManager

Returns:

true if some tasks are available for undoing.

getUndoDisplayName

public String getUndoDisplayName()

Description copied from interface: GUIEditManager

Gets the display name for the action that can be undone.

Specified by:

getUndoDisplayName in interface GUIEditManager

Returns:

Display name

getRedoDisplayName

public String getRedoDisplayName()

Description copied from interface: GUIEditManager

Gets the display name for the action that can be redone.

Specified by:

getRedoDisplayName in interface GUIEditManager

Returns:

Display name

undo

public void undo()

Description copied from interface: GUIEditManager

Undoes the next available task (if possible).

Specified by:

undo in interface GUIEditManager

redo

public void redo()

Description copied from interface: GUIEditManager

Redoes the next available task (if possible).

Specified by:

redo in interface GUIEditManager

clear

public void clear()

Description copied from interface: GUIEditManager

Clears all tasks

Specified by:

clear in interface GUIEditManager

fireUpdated

protected void fireUpdated()

Publishes to the bus that the state of tasks has changed

See Also:

GUIEditManagerUpdateMessage