com.pnp.xfeature.commands
Class RemoveConstraintCommand

java.lang.Object
  Command
      com.pnp.xfeature.commands.RemoveConstraintCommand

public class RemoveConstraintCommand
extends Command

The Command class used to remove a rootElement from a feature model diagram

Author:

Kamil Ekstein, created on 13.11.2004, totally redesigned on 12.3.2005 by Ondrej Rohlik

Constructor Summary

RemoveConstraintCommand(FeatureDiagramModel diagram, FeatureNodeModel rootElement, org.w3c.dom.Element constraint)
Creates command that removes a rootElement from its parent rootElement

Method Summary

void	execute() calls the removeNode() method of the FeatureDiagramModel class that saves the position of the rootElement and removes it from its parent rootElement and refresh canvas afterwards
void	redo() calls execute() method
void	undo() calls returnNode() method of FeatureDiagramModel class that inserts the rootElement to its original position in the DOM model and refresh canvas afterwards

Methods inherited from class java.lang.Object

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

Constructor Detail

RemoveConstraintCommand

public RemoveConstraintCommand(FeatureDiagramModel diagram,
                               FeatureNodeModel rootElement,
                               org.w3c.dom.Element constraint)

Creates command that removes a rootElement from its parent rootElement

Parameters:

diagram - feature model

rootElement - rootElement to be removed

Method Detail

execute

public void execute()

calls the removeNode() method of the FeatureDiagramModel class that saves the position of the rootElement and removes it from its parent rootElement and refresh canvas afterwards

See Also:

org.eclipse.gef.commands.Command#execute()

redo

public void redo()

calls execute() method

See Also:

org.eclipse.gef.commands.Command#redo()

undo

public void undo()

calls returnNode() method of FeatureDiagramModel class that inserts the rootElement to its original position in the DOM model and refresh canvas afterwards

See Also:

org.eclipse.gef.commands.Command#undo()