org.apache.batik.apps.svgbrowser
Class AbstractCompoundCommand

java.lang.Object
  org.apache.batik.apps.svgbrowser.AbstractUndoableCommand
      org.apache.batik.apps.svgbrowser.AbstractCompoundCommand

All Implemented Interfaces:

UndoableCommand

Direct Known Subclasses:

HistoryBrowserInterface.CompoundUpdateCommand

public abstract class AbstractCompoundCommand
extends AbstractUndoableCommand

Abstract compound command. Supports the execute / undo / redo of more than one command

Field Summary

protected ArrayList

atomCommands The atom UndoableCommand command list.

Fields inherited from class org.apache.batik.apps.svgbrowser.AbstractUndoableCommand

name

Constructor Summary

AbstractCompoundCommand()
Constructor.

Method Summary

void	addCommand(UndoableCommand command) Adds the given command to the atomCommand list.
void	execute() Executes this command.
int	getCommandNumber() Returns the command number that this compound command contains.
void	redo() Performs redo for this command.
boolean	shouldExecute() Tests if the command can be executed.
void	undo() Performs undo for this command.

Methods inherited from class org.apache.batik.apps.svgbrowser.AbstractUndoableCommand

getName, setName

Methods inherited from class java.lang.Object

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

Field Detail

atomCommands

protected ArrayList atomCommands

The atom UndoableCommand command list.

Constructor Detail

AbstractCompoundCommand

public AbstractCompoundCommand()

Constructor.

Method Detail

addCommand

public void addCommand(UndoableCommand command)

Adds the given command to the atomCommand list.

Parameters:

command - The given command

execute

public void execute()

Description copied from interface: UndoableCommand

Executes this command.

Specified by:

execute in interface UndoableCommand

Overrides:

execute in class AbstractUndoableCommand

undo

public void undo()

Description copied from interface: UndoableCommand

Performs undo for this command.

Specified by:

undo in interface UndoableCommand

Overrides:

undo in class AbstractUndoableCommand

redo

public void redo()

Description copied from interface: UndoableCommand

Performs redo for this command.

Specified by:

redo in interface UndoableCommand

Overrides:

redo in class AbstractUndoableCommand

shouldExecute

public boolean shouldExecute()

Description copied from interface: UndoableCommand

Tests if the command can be executed.

Specified by:

shouldExecute in interface UndoableCommand

Overrides:

shouldExecute in class AbstractUndoableCommand

Returns:

True if command should be executed

getCommandNumber

public int getCommandNumber()

Returns the command number that this compound command contains.

Returns:

The atom command number