com.mindfusion.diagramming
Class ModifyItemCmd

java.lang.Object
  com.mindfusion.diagramming.Command
      com.mindfusion.diagramming.ModifyItemCmd

public final class ModifyItemCmd
extends Command

Represents an action that changes the size or position of a diagram item.

Constructor Summary

ModifyItemCmd(DiagramItem item)
Initializes a new instance of the ModifyItemCmd class.

Method Summary

protected boolean	adopt(Command command) Merges adjacent commands in the history queue if they are related.
void	execute(boolean undoEnabled) This method is called internally by JDiagram when saving item position and size for later undo/redo.
DiagramItem	getItem() Gets a reference to the modified item.
void	redo() This method is called by the UndoManager when redoing actions.
void	undo() This method is called by the UndoManager when undoing actions.

Methods inherited from class com.mindfusion.diagramming.Command

addSubCmd, getContext, getSubCommands, getTitle, isContainerOf, setTitle

Methods inherited from class java.lang.Object

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

Constructor Detail

ModifyItemCmd

public ModifyItemCmd(DiagramItem item)

Initializes a new instance of the ModifyItemCmd class.

Parameters:

item - The item whose modification is represented by this command.

Method Detail

execute

public void execute(boolean undoEnabled)

This method is called internally by JDiagram when saving item position and size for later undo/redo.

Specified by:

execute in class Command

Parameters:

undoEnabled - true if the undo manager is enabled at this time, otherwise false.

undo

public void undo()

This method is called by the UndoManager when undoing actions.

Overrides:

undo in class Command

redo

public void redo()

This method is called by the UndoManager when redoing actions.

Overrides:

redo in class Command

adopt

protected boolean adopt(Command command)

Description copied from class: Command

Merges adjacent commands in the history queue if they are related.

Overrides:

adopt in class Command

Parameters:

command - The Command that might be adopted by this command.

Returns:

true if the specified command has been adopted; otherwise, false.

getItem

public DiagramItem getItem()

Gets a reference to the modified item.