com.tensegrity.skeleton.commands
Class GraphDocumentSelectionCommand

java.lang.Object
  com.tensegrity.generic.command.BaseCommand
      com.tensegrity.skeleton.commands.CommonBaseCommand
          com.tensegrity.skeleton.commands.DocumentCommand
              com.tensegrity.skeleton.commands.GraphDocumentCommand
                  com.tensegrity.skeleton.commands.EditGraphDocumentCommand
                      com.tensegrity.skeleton.commands.GraphDocumentSelectionCommand

All Implemented Interfaces:

Command

Direct Known Subclasses:

AbstractAlignCommand, CopyCommand, CutCommand, DeleteCommand, GroupSelectionCommand, MoveBackwardCommand, MoveForwardCommand, ShapeFormatCommand, SwtInsertCustomAttributesCommand, SwtShapeFormatCommand, TableCommand, ToBackCommand, ToFrontCommand, UngroupSelectionCommand

public abstract class GraphDocumentSelectionCommand

extends EditGraphDocumentCommand

This abstract Command base class requires an open valid GraphDocument selection and provides functionality for all derived selection-related Command classes.

Version:

$Id: GraphDocumentSelectionCommand.java,v 1.16 2005/06/06 10:22:46 BurkhardWick Exp $

Author:

GillesIachelini

Constructor Summary

GraphDocumentSelectionCommand(ApplicationFrame applicationFrame, java.lang.String command)
Creates the GraphDocumentSelectionCommand.

Method Summary

protected java.util.List	getSelection() Returns a List that reflects the current selection of the active document.
protected boolean	hasSelection() Returns a boolean that indicates whether a graph element is selected or not.
boolean	isEnabled() Checks if there is something selected in the current document.

Methods inherited from class com.tensegrity.skeleton.commands.GraphDocumentCommand

getGraphDocument, getVisualGraphView

Methods inherited from class com.tensegrity.skeleton.commands.DocumentCommand

getDocument, getGraphApplication, newGraphDocumentFromFactory

Methods inherited from class com.tensegrity.skeleton.commands.CommonBaseCommand

getApplicationFrame, getTitle, perform

Methods inherited from class com.tensegrity.generic.command.BaseCommand

getDescription, getId, getPerformDescription, setEnabled

Methods inherited from class java.lang.Object

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

Constructor Detail

GraphDocumentSelectionCommand

public GraphDocumentSelectionCommand(ApplicationFrame applicationFrame,
                                     java.lang.String command)

Creates the GraphDocumentSelectionCommand.

Parameters:

applicationFrame - the Application Context.

command - ID of the command.

Method Detail

isEnabled

public boolean isEnabled()

Checks if there is something selected in the current document.

Specified by:

isEnabled in interface Command

Overrides:

isEnabled in class EditGraphDocumentCommand

See Also:

EditGraphDocumentCommand.isEnabled()

hasSelection

protected boolean hasSelection()

Returns a boolean that indicates whether a graph element is selected or not.

Returns:

boolean flag that indicates whether there is a graph element selected or not

getSelection

protected java.util.List getSelection()

Returns a List that reflects the current selection of the active document. Elements that are not graph element are not part of the list.

Returns:

List the selection of the active document.