public class CommandManager
extends java.util.Observable
implements java.util.Observer
Modifier and Type | Class and Description |
---|---|
static class |
CommandManager.CommandManagerState |
Constructor and Description |
---|
CommandManager() |
Modifier and Type | Method and Description |
---|---|
CommandManager.CommandManagerState |
executeCommand(AbstractCommand command) |
CommandManager.CommandManagerState |
getState() |
boolean |
isThereMoreRedo() |
boolean |
isThereMoreUndo() |
void |
redo() |
void |
undo() |
void |
update(java.util.Observable o,
java.lang.Object arg) |
public CommandManager.CommandManagerState executeCommand(AbstractCommand command)
public void undo()
public void redo()
public boolean isThereMoreUndo()
public boolean isThereMoreRedo()
public CommandManager.CommandManagerState getState()
public void update(java.util.Observable o, java.lang.Object arg)
update
in interface java.util.Observer