br.edu.fei.dcc.raciocinioespacial.editor.shapes.model.command
Class ShapeDeleteCommand

java.lang.Object
  extended by org.eclipse.gef.commands.Command
      extended by br.edu.fei.dcc.raciocinioespacial.editor.shapes.model.command.ShapeDeleteCommand

public class ShapeDeleteCommand
extends org.eclipse.gef.commands.Command

Comando para remover a forma/shape de seu container. Este comando pode ser desfeito e refeito.


Constructor Summary
ShapeDeleteCommand(ShapesDiagram parent, Shape child)
          Cria o comando que removerá a forma/shape de seu container.
 
Method Summary
 boolean canUndo()
           
 void execute()
           
 void redo()
           
 void undo()
           
 
Methods inherited from class org.eclipse.gef.commands.Command
canExecute, chain, dispose, getDebugLabel, getLabel, setDebugLabel, setLabel
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ShapeDeleteCommand

public ShapeDeleteCommand(ShapesDiagram parent,
                          Shape child)
Cria o comando que removerá a forma/shape de seu container.

Parameters:
parent - uma instância de ShapesDiagram onde a forma/shape está contida
child - a forma/shape a ser removida
Throws:
java.lang.IllegalArgumentException - se algum parâmetro for nulo.
Method Detail

canUndo

public boolean canUndo()
Overrides:
canUndo in class org.eclipse.gef.commands.Command

execute

public void execute()
Overrides:
execute in class org.eclipse.gef.commands.Command

redo

public void redo()
Overrides:
redo in class org.eclipse.gef.commands.Command

undo

public void undo()
Overrides:
undo in class org.eclipse.gef.commands.Command