templates.diagram.actions
Class DiagramUndoableEdits.SetTypeEdit

java.lang.Object
  javax.swing.undo.AbstractUndoableEdit
      templates.diagram.actions.AbstractDiagramUndoableEdit
          templates.diagram.actions.DiagramUndoableEdits.SetTypeEdit

All Implemented Interfaces:

java.io.Serializable, javax.swing.undo.UndoableEdit

Enclosing class:

DiagramUndoableEdits

public static class DiagramUndoableEdits.SetTypeEdit
extends AbstractDiagramUndoableEdit

Edit which does and undoes setting the type (module or channel) of the TemplateComponent of an Entity.

Author:

Lenko Grigorov

See Also:

Serialized Form

Field Summary

protected TemplateDiagram	diagram The TemplateDiagram which contains the Entity.
protected Entity	entity The Entity which represents the TemplateComponent whose type has to be set.
protected int	newType The new type of the TemplateComponent ( TemplateComponent.TYPE_MODULE or TemplateComponent.TYPE_CHANNEL).
protected int	oldType The old type of the TemplateComponent ( TemplateComponent.TYPE_MODULE or TemplateComponent.TYPE_CHANNEL).

Fields inherited from class templates.diagram.actions.AbstractDiagramUndoableEdit

usePluralDescription

Fields inherited from class javax.swing.undo.AbstractUndoableEdit

RedoName, UndoName

Constructor Summary

DiagramUndoableEdits.SetTypeEdit(TemplateDiagram diagram, Entity entity, int newType)
Constructs an edit with the given parameters.

Method Summary

boolean	canRedo()
boolean	canUndo()
java.lang.String	getPresentationName() Returns the name that should be displayed besides the Undo/Redo menu items, so the user knows which action will be undone/redone.
void	redo() Has to be called once after the instantiation of the edit, in order to enact it.
void	undo()

Methods inherited from class templates.diagram.actions.AbstractDiagramUndoableEdit

setLastOfMultiple

Methods inherited from class javax.swing.undo.AbstractUndoableEdit

addEdit, die, getRedoPresentationName, getUndoPresentationName, isSignificant, replaceEdit, toString

Methods inherited from class java.lang.Object

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

Field Detail

diagram

protected TemplateDiagram diagram

The TemplateDiagram which contains the Entity.

entity

protected Entity entity

The Entity which represents the TemplateComponent whose type has to be set.

oldType

protected int oldType

The old type of the TemplateComponent ( TemplateComponent.TYPE_MODULE or TemplateComponent.TYPE_CHANNEL).

newType

protected int newType

The new type of the TemplateComponent ( TemplateComponent.TYPE_MODULE or TemplateComponent.TYPE_CHANNEL).

Constructor Detail

DiagramUndoableEdits.SetTypeEdit

public DiagramUndoableEdits.SetTypeEdit(TemplateDiagram diagram,
                                        Entity entity,
                                        int newType)

Constructs an edit with the given parameters.

Parameters:

diagram - the TemplateDiagram which contains the Entity

entity - the Entity which represents the TemplateComponent whose type has to be set.

newType - the type to be set (TemplateComponent.TYPE_MODULE or TemplateComponent.TYPE_CHANNEL)

Method Detail

redo

public void redo()
          throws javax.swing.undo.CannotRedoException

Has to be called once after the instantiation of the edit, in order to enact it.

Specified by:

redo in interface javax.swing.undo.UndoableEdit

Overrides:

redo in class javax.swing.undo.AbstractUndoableEdit

Throws:

javax.swing.undo.CannotRedoException

undo

public void undo()
          throws javax.swing.undo.CannotUndoException

Specified by:

undo in interface javax.swing.undo.UndoableEdit

Overrides:

undo in class javax.swing.undo.AbstractUndoableEdit

Throws:

javax.swing.undo.CannotUndoException

canUndo

public boolean canUndo()

Specified by:

canUndo in interface javax.swing.undo.UndoableEdit

Overrides:

canUndo in class javax.swing.undo.AbstractUndoableEdit

canRedo

public boolean canRedo()

Specified by:

canRedo in interface javax.swing.undo.UndoableEdit

Overrides:

canRedo in class javax.swing.undo.AbstractUndoableEdit

getPresentationName

public java.lang.String getPresentationName()

Returns the name that should be displayed besides the Undo/Redo menu items, so the user knows which action will be undone/redone.

Specified by:

getPresentationName in interface javax.swing.undo.UndoableEdit

Overrides:

getPresentationName in class javax.swing.undo.AbstractUndoableEdit