org.apache.batik.apps.svgbrowser
Interface UndoableCommand

All Known Implementing Classes:

AbstractCompoundCommand, AbstractUndoableCommand, HistoryBrowserInterface.AppendChildCommand, HistoryBrowserInterface.AttributeAddedCommand, HistoryBrowserInterface.AttributeModifiedCommand, HistoryBrowserInterface.AttributeRemovedCommand, HistoryBrowserInterface.ChangeNodeValueCommand, HistoryBrowserInterface.CharDataModifiedCommand, HistoryBrowserInterface.CompoundUpdateCommand, HistoryBrowserInterface.InsertNodeBeforeCommand, HistoryBrowserInterface.NodeInsertedCommand, HistoryBrowserInterface.NodeRemovedCommand, HistoryBrowserInterface.RemoveChildCommand, HistoryBrowserInterface.ReplaceChildCommand

public interface UndoableCommand

The undoable/redoable command.

Method Summary

void	execute() Executes this command.
String	getName() Gets the command name.
void	redo() Performs redo for this command.
boolean	shouldExecute() Tests if the command can be executed.
void	undo() Performs undo for this command.

Method Detail

execute

void execute()

Executes this command.

undo

void undo()

Performs undo for this command.

redo

void redo()

Performs redo for this command.

getName

String getName()

Gets the command name.

shouldExecute

boolean shouldExecute()

Tests if the command can be executed.

Returns:

True if command should be executed