edu.stanford.hci.dtools.statechart.model.commands
Class ConnectionCreateCommand

java.lang.Object
  org.eclipse.gef.commands.Command
      edu.stanford.hci.dtools.statechart.model.commands.ConnectionCreateCommand

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

This software is distributed under the BSD License.

Author:

Bjoern Hartmann ( bjoern(AT)stanford.edu ), Michael Bernstein ( mbernst(AT)stanford.edu )

Constructor Summary

ConnectionCreateCommand(StateModel sourceState, IOModel sourceComponent)
Instantiate a command that can create a connection between two shapes.

Method Summary

boolean	canExecute()
void	execute()
void	redo()
void	setTarget(StateModel targetState, IOModel targetComponent) Set the target endpoint for the connection.
void	undo()

Methods inherited from class org.eclipse.gef.commands.Command

canUndo, chain, dispose, getDebugLabel, getLabel, setDebugLabel, setLabel

Methods inherited from class java.lang.Object

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

Constructor Detail

ConnectionCreateCommand

public ConnectionCreateCommand(StateModel sourceState,
                               IOModel sourceComponent)

Instantiate a command that can create a connection between two shapes.

Parameters:

source - the source endpoint (a non-null ShapeModel instance)

lineStyle - the desired line style. See ConnectionModel#setLineStyle(int) for details

Throws:

java.lang.IllegalArgumentException - if source is null

See Also:

ConnectionModel.setLineStyle(int)

Method Detail

canExecute

public boolean canExecute()

Overrides:

canExecute 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

setTarget

public void setTarget(StateModel targetState,
                      IOModel targetComponent)

Set the target endpoint for the connection.

Parameters:

target - that target endpoint (a non-null ShapeModel instance)

Throws:

java.lang.IllegalArgumentException - if target is null

undo

public void undo()

Overrides:

undo in class org.eclipse.gef.commands.Command